Counties in Texas by population aged 18 to 64

Walker County had the highest population aged 18 to 64 of 254 counties in 2019, at 71.2%. Mills County had the lowest, at 49.3%. The median was 57.1% and the figure for Texas was 61.7%. Source: the U.S. Census Bureau.

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Highest71.2Walker County
Lowest49.3Mills County
Median57.1254 counties
Texas61.7History

Map of counties, 2019

Anderson County: 65.7 %Andrews County: 59.1 %Angelina County: 57.8 %Aransas County: 54.3 %Archer County: 57.6 %Armstrong County: 53.7 %Atascosa County: 57.9 %Austin County: 56.4 %Bailey County: 55.1 %Bandera County: 55.4 %Bastrop County: 59.7 %Baylor County: 52.8 %Bee County: 67.3 %Bell County: 61.8 %Bexar County: 62.1 %Blanco County: 54.6 %Borden County: 56.8 %Bosque County: 53.8 %Bowie County: 59.6 %Brazoria County: 61.5 %Brazos County: 69.6 %Brewster County: 59.9 %Briscoe County: 51.2 %Brooks County: 56.6 %Brown County: 57 %Burleson County: 56.8 %Burnet County: 55.4 %Caldwell County: 59.2 %Calhoun County: 57.9 %Callahan County: 55.9 %Cameron County: 57 %Camp County: 55.7 %Carson County: 56.2 %Cass County: 54.9 %Castro County: 54.7 %Chambers County: 59.6 %Cherokee County: 57 %Childress County: 63 %Clay County: 56.4 %Cochran County: 55.2 %Coke County: 50.9 %Coleman County: 53.5 %Collin County: 62.6 %Collingsworth County: 54.1 %Colorado County: 54.7 %Comal County: 58.4 %Comanche County: 53.2 %Concho County: 63.2 %Cooke County: 57 %Coryell County: 65.1 %Cottle County: 52.9 %Crane County: 58.1 %Crockett County: 56 %Crosby County: 53.9 %Culberson County: 58.3 %Dallam County: 59.3 %Dallas County: 64 %Dawson County: 59.5 %Deaf Smith County: 55.9 %Delta County: 54.4 %Denton County: 64.1 %DeWitt County: 57.1 %Dickens County: 52.5 %Dimmit County: 54.7 %Donley County: 54.7 %Duval County: 57.5 %Eastland County: 56.2 %Ector County: 61.6 %Edwards County: 50.2 %Ellis County: 59.9 %El Paso County: 60.9 %Erath County: 64.2 %Falls County: 60.7 %Fannin County: 59.6 %Fayette County: 52.7 %Fisher County: 53.5 %Floyd County: 52.6 %Foard County: 53.6 %Fort Bend County: 60.7 %Franklin County: 55.3 %Freestone County: 58.1 %Frio County: 62.1 %Gaines County: 56.4 %Galveston County: 61 %Garza County: 68.1 %Gillespie County: 49.9 %Glasscock County: 58.9 %Goliad County: 55.3 %Gonzales County: 56.3 %Gray County: 58.3 %Grayson County: 58.5 %Gregg County: 58.8 %Grimes County: 59.7 %Guadalupe County: 59.8 %Hale County: 58.9 %Hall County: 53 %Hamilton County: 52.6 %Hansford County: 54.8 %Hardeman County: 53.6 %Hardin County: 58.1 %Harris County: 63 %Harrison County: 58.5 %Hartley County: 63.9 %Haskell County: 57.1 %Hays County: 64.9 %Hemphill County: 53.7 %Henderson County: 56.5 %Hidalgo County: 57.8 %Hill County: 55.4 %Hockley County: 58.1 %Hood County: 53.7 %Hopkins County: 57 %Houston County: 59.1 %Howard County: 62.9 %Hudspeth County: 67 %Hunt County: 60.5 %Hutchinson County: 57.1 %Irion County: 55 %Jack County: 61.3 %Jackson County: 56.5 %Jasper County: 56.2 %Jeff Davis County: 52.7 %Jefferson County: 61.4 %Jim Hogg County: 53.4 %Jim Wells County: 56.6 %Johnson County: 59.7 %Jones County: 67.2 %Karnes County: 64.2 %Kaufman County: 59.1 %Kendall County: 55.3 %Kenedy County: 61.3 %Kent County: 52.1 %Kerr County: 52.3 %Kimble County: 53 %King County: 51.8 %Kinney County: 55.6 %Kleberg County: 62.1 %Knox County: 52.6 %Lamar County: 56.8 %Lamb County: 54.9 %Lampasas County: 57.3 %La Salle County: 62.5 %Lavaca County: 53.2 %Lee County: 56.8 %Leon County: 52.5 %Liberty County: 60.9 %Limestone County: 57.2 %Lipscomb County: 54.9 %Live Oak County: 60.8 %Llano County: 49.3 %Loving County: 55.4 %Lubbock County: 62.9 %Lynn County: 55.8 %McCulloch County: 53.7 %McLennan County: 60.6 %McMullen County: 56 %Madison County: 63.1 %Marion County: 55 %Martin County: 57.8 %Mason County: 49.4 %Matagorda County: 57.7 %Maverick County: 56.2 %Medina County: 59 %Menard County: 51.4 %Midland County: 61.9 %Milam County: 54.9 %Mills County: 49.3 %Mitchell County: 65.7 %Montague County: 55.2 %Montgomery County: 60.1 %Moore County: 58.5 %Morris County: 55 %Motley County: 49.5 %Nacogdoches County: 61.7 %Navarro County: 57.6 %Newton County: 57 %Nolan County: 55.1 %Nueces County: 61.1 %Ochiltree County: 57.9 %Oldham County: 52.7 %Orange County: 59.3 %Palo Pinto County: 57.2 %Panola County: 56.2 %Parker County: 59.1 %Parmer County: 57.1 %Pecos County: 62 %Polk County: 57.7 %Potter County: 60.4 %Presidio County: 55.5 %Rains County: 55.2 %Randall County: 60.4 %Reagan County: 59.8 %Real County: 51.2 %Red River County: 55.3 %Reeves County: 66 %Refugio County: 55.9 %Roberts County: 54.8 %Robertson County: 55.4 %Rockwall County: 59.8 %Runnels County: 54.1 %Rusk County: 60.3 %Sabine County: 51.6 %San Augustine County: 52.8 %San Jacinto County: 57.1 %San Patricio County: 58.6 %San Saba County: 56 %Schleicher County: 52.4 %Scurry County: 59.5 %Shackelford County: 54.9 %Shelby County: 57.3 %Sherman County: 56.6 %Smith County: 58.4 %Somervell County: 55.7 %Starr County: 57 %Stephens County: 57.6 %Sterling County: 53.7 %Stonewall County: 50.8 %Sutton County: 54.5 %Swisher County: 57.1 %Tarrant County: 62.5 %Taylor County: 60.6 %Terrell County: 52.2 %Terry County: 57.7 %Throckmorton County: 51.2 %Titus County: 57.2 %Tom Green County: 60 %Travis County: 68.5 %Trinity County: 53.5 %Tyler County: 57.3 %Upshur County: 57.2 %Upton County: 57.1 %Uvalde County: 57 %Val Verde County: 58 %Van Zandt County: 56.3 %Victoria County: 58.2 %Walker County: 71.2 %Waller County: 63.4 %Ward County: 59.2 %Washington County: 56.9 %Webb County: 59.3 %Wharton County: 57.2 %Wheeler County: 54.6 %Wichita County: 62.1 %Wilbarger County: 58.7 %Willacy County: 61.2 %Williamson County: 61.5 %Wilson County: 59 %Winkler County: 59.7 %Wise County: 59.6 %Wood County: 53.1 %Yoakum County: 57 %Young County: 55.3 %Zapata County: 54.8 %Zavala County: 54.8 %
  • Under 54
  • 54 to 55
  • 55 to 57
  • 57 to 59
  • 59 to 61
  • 61 and over
%, 2019. Source: Invokely calculation with data from U.S. Census Bureau. Boundaries: U.S. Census Bureau cartographic boundary files.

Top 40 counties, 2019

Walker County: 71.2 %Walker County71.2Brazos County: 69.6 %Brazos County69.6Travis County: 68.5 %Travis County68.5Garza County: 68.1 %Garza County68.1Bee County: 67.3 %Bee County67.3Jones County: 67.2 %Jones County67.2Hudspeth County: 67 %Hudspeth County67Reeves County: 66 %Reeves County66Anderson County: 65.7 %Anderson County65.7Mitchell County: 65.7 %Mitchell County65.7Coryell County: 65.1 %Coryell County65.1Hays County: 64.9 %Hays County64.9Karnes County: 64.2 %Karnes County64.2Erath County: 64.2 %Erath County64.2Denton County: 64.1 %Denton County64.1Dallas County: 64 %Dallas County64Hartley County: 63.9 %Hartley County63.9Waller County: 63.4 %Waller County63.4Concho County: 63.2 %Concho County63.2Madison County: 63.1 %Madison County63.1Harris County: 63 %Harris County63Childress County: 63 %Childress County63Howard County: 62.9 %Howard County62.9Lubbock County: 62.9 %Lubbock County62.9Collin County: 62.6 %Collin County62.6La Salle County: 62.5 %La Salle County62.5Tarrant County: 62.5 %Tarrant County62.5Bexar County: 62.1 %Bexar County62.1Kleberg County: 62.1 %Kleberg County62.1Frio County: 62.1 %Frio County62.1Wichita County: 62.1 %Wichita County62.1Pecos County: 62 %Pecos County62Midland County: 61.9 %Midland County61.9Bell County: 61.8 %Bell County61.8Nacogdoches County: 61.7 %Nacogdoches County61.7Ector County: 61.6 %Ector County61.6Williamson County: 61.5 %Williamson County61.5Brazoria County: 61.5 %Brazoria County61.5Jefferson County: 61.4 %Jefferson County61.4Jack County: 61.3 %Jack County61.3Walker County: 71.2 %Walker County71.2Brazos County: 69.6 %Brazos County69.6Travis County: 68.5 %Travis County68.5Garza County: 68.1 %Garza County68.1Bee County: 67.3 %Bee County67.3Jones County: 67.2 %Jones County67.2Hudspeth County: 67 %Hudspeth County67Reeves County: 66 %Reeves County66Anderson County: 65.7 %Anderson County65.7Mitchell County: 65.7 %Mitchell County65.7Coryell County: 65.1 %Coryell County65.1Hays County: 64.9 %Hays County64.9Karnes County: 64.2 %Karnes County64.2Erath County: 64.2 %Erath County64.2Denton County: 64.1 %Denton County64.1Dallas County: 64 %Dallas County64Hartley County: 63.9 %Hartley County63.9Waller County: 63.4 %Waller County63.4Concho County: 63.2 %Concho County63.2Madison County: 63.1 %Madison County63.1Harris County: 63 %Harris County63Childress County: 63 %Childress County63Howard County: 62.9 %Howard County62.9Lubbock County: 62.9 %Lubbock County62.9Collin County: 62.6 %Collin County62.6La Salle County: 62.5 %La Salle County62.5Tarrant County: 62.5 %Tarrant County62.5Bexar County: 62.1 %Bexar County62.1Kleberg County: 62.1 %Kleberg County62.1Frio County: 62.1 %Frio County62.1Wichita County: 62.1 %Wichita County62.1Pecos County: 62 %Pecos County62Midland County: 61.9 %Midland County61.9Bell County: 61.8 %Bell County61.8Nacogdoches County: 61.7 %Nacogdoches County61.7Ector County: 61.6 %Ector County61.6Williamson County: 61.5 %Williamson County61.5Brazoria County: 61.5 %Brazoria County61.5Jefferson County: 61.4 %Jefferson County61.4Jack County: 61.3 %Jack County61.3
%. Source: Invokely calculation with data from U.S. Census Bureau. Retrieved 2026-10-12.

Full ranking

RankCounties2019 (%)Change on 2018
1Walker County71.2-0.6 pts
2Brazos County69.6-0.4 pts
3Travis County68.5+0.1 pts
4Garza County68.1+0.4 pts
5Bee County67.3-0.2 pts
6Jones County67.2-0.5 pts
7Hudspeth County67+0.1 pts
8Reeves County66+0.5 pts
9Anderson County65.7-0.3 pts
10Mitchell County65.70 pts
11Coryell County65.1-0.1 pts
12Hays County64.9-0.4 pts
13Karnes County64.2-0.8 pts
14Erath County64.2-0.5 pts
15Denton County64.1-0.1 pts
16Dallas County64+0.1 pts
17Hartley County63.9-0.8 pts
18Waller County63.4-0.4 pts
19Concho County63.2+0.6 pts
20Madison County63.1-0.1 pts
21Harris County63-0.1 pts
22Childress County630 pts
23Howard County62.9-0.1 pts
24Lubbock County62.9-0.3 pts
25Collin County62.6+0.1 pts
26La Salle County62.5-0.3 pts
27Tarrant County62.5-0 pts
28Bexar County62.1-0 pts
29Kleberg County62.1-0.4 pts
30Frio County62.1-0 pts
31Wichita County62.1-0.4 pts
32Pecos County62-0.2 pts
33Midland County61.9+0.1 pts
34Bell County61.8-0.1 pts
35Nacogdoches County61.7-0.4 pts
36Ector County61.6+0.2 pts
37Williamson County61.5+0.1 pts
38Brazoria County61.5-0.1 pts
39Jefferson County61.4-0.3 pts
40Jack County61.3+0.1 pts
41Kenedy County61.3+0.2 pts
42Willacy County61.2-0.1 pts
43Nueces County61.1-0.2 pts
44Galveston County61-0.3 pts
45El Paso County60.90 pts
46Liberty County60.9-0.6 pts
47Live Oak County60.8-0.2 pts
48Fort Bend County60.7-0.3 pts
49Falls County60.7-0.6 pts
50Taylor County60.6-0.2 pts
51McLennan County60.6-0.1 pts
52Hunt County60.5-0.1 pts
53Randall County60.4-0.3 pts
54Potter County60.4-0.2 pts
55Rusk County60.3-0.4 pts
56Montgomery County60.1-0.1 pts
57Tom Green County60-0.2 pts
58Brewster County59.9-0 pts
59Ellis County59.9-0.1 pts
60Guadalupe County59.8-0.1 pts
61Rockwall County59.8+0.1 pts
62Reagan County59.8-0.3 pts
63Johnson County59.7-0.1 pts
64Winkler County59.7+0.7 pts
65Bastrop County59.7-0.1 pts
66Grimes County59.7-0.2 pts
67Bowie County59.6-0.2 pts
68Wise County59.6-0.2 pts
69Chambers County59.6-0.2 pts
70Fannin County59.6-0 pts
71Scurry County59.5+0.1 pts
72Dawson County59.5+1 pts
73Dallam County59.3+0.3 pts
74Webb County59.3+0.3 pts
75Orange County59.3-0.3 pts
76Ward County59.2+0.3 pts
77Caldwell County59.2-0.4 pts
78Houston County59.1-0.3 pts
79Kaufman County59.1-0.2 pts
80Parker County59.1-0.3 pts
81Andrews County59.1+0.2 pts
82Medina County59-0.2 pts
83Wilson County59-0.3 pts
84Hale County58.9-0.2 pts
85Glasscock County58.9+0.2 pts
86Gregg County58.8-0.1 pts
87Wilbarger County58.7-0 pts
88San Patricio County58.6-0 pts
89Grayson County58.5-0.2 pts
90Moore County58.5-0.1 pts
91Harrison County58.5-0.1 pts
92Comal County58.4-0.1 pts
93Smith County58.4-0.3 pts
94Gray County58.3+0.1 pts
95Culberson County58.3+0.8 pts
96Victoria County58.2-0.3 pts
97Crane County58.1+0.3 pts
98Hockley County58.1-0.1 pts
99Freestone County58.1-0.2 pts
100Hardin County58.1-0.3 pts
101Val Verde County58+0.1 pts
102Ochiltree County57.9+0.4 pts
103Atascosa County57.9-0.1 pts
104Calhoun County57.9-0.3 pts
105Angelina County57.8-0.3 pts
106Hidalgo County57.8+0.3 pts
107Martin County57.8-0.5 pts
108Polk County57.7-0.4 pts
109Matagorda County57.7-0.2 pts
110Terry County57.7+0.2 pts
111Navarro County57.6+0.2 pts
112Archer County57.6-0.6 pts
113Stephens County57.6-0.6 pts
114Duval County57.5-0.3 pts
115Lampasas County57.3-0.1 pts
116Shelby County57.3+0.1 pts
117Tyler County57.3-0.9 pts
118Palo Pinto County57.2-0.1 pts
119Limestone County57.2-0.2 pts
120Wharton County57.2-0.3 pts
121Upshur County57.2-0.4 pts
122Titus County57.2-0.2 pts
123DeWitt County57.1-0.3 pts
124Swisher County57.10 pts
125Haskell County57.1+0.4 pts
126Parmer County57.1-0.1 pts
127San Jacinto County57.1-0.2 pts
128Hutchinson County57.1-0.3 pts
129Upton County57.1+0.5 pts
130Hopkins County57+0.1 pts
131Brown County57-0.4 pts
132Cherokee County57-0.1 pts
133Starr County57+0.2 pts
134Yoakum County57-0.2 pts
135Cameron County57+0.2 pts
136Newton County57-0.5 pts
137Uvalde County57+0.3 pts
138Cooke County57-0.1 pts
139Washington County56.9-0.5 pts
140Lamar County56.8-0.1 pts
141Burleson County56.8-0.4 pts
142Lee County56.8-0.4 pts
143Borden County56.8+2.1 pts
144Brooks County56.6+0.5 pts
145Sherman County56.6+0.6 pts
146Jim Wells County56.6+0.1 pts
147Henderson County56.5-0.2 pts
148Jackson County56.5-0.1 pts
149Austin County56.4-0.7 pts
150Clay County56.4-0.5 pts
151Gaines County56.4-0 pts
152Gonzales County56.3-0.3 pts
153Van Zandt County56.3-0.1 pts
154Eastland County56.2-0.3 pts
155Maverick County56.2+0.1 pts
156Jasper County56.2-0.2 pts
157Panola County56.2-0.8 pts
158Carson County56.2-0.4 pts
159McMullen County56+0.8 pts
160San Saba County56+0.2 pts
161Crockett County56-1.1 pts
162Deaf Smith County55.9-0.1 pts
163Refugio County55.9+0.2 pts
164Callahan County55.9-0.1 pts
165Lynn County55.8-0.1 pts
166Somervell County55.7-0.4 pts
167Camp County55.70 pts
168Kinney County55.6-1.1 pts
169Presidio County55.5+0.2 pts
170Hill County55.4-0 pts
171Burnet County55.4-0.2 pts
172Robertson County55.4-0.4 pts
173Loving County55.4+15.4 pts
174Bandera County55.4-0.8 pts
175Red River County55.3-0.4 pts
176Franklin County55.30 pts
177Goliad County55.3+0.4 pts
178Kendall County55.3-0.5 pts
179Young County55.3-0 pts
180Montague County55.2-0.1 pts
181Rains County55.2-0.3 pts
182Cochran County55.2+0.5 pts
183Nolan County55.1-0.6 pts
184Bailey County55.1+0.1 pts
185Marion County55-0.8 pts
186Morris County55-0.4 pts
187Irion County55-0.1 pts
188Lipscomb County54.9-0.6 pts
189Lamb County54.9-0.2 pts
189Milam County54.90 pts
191Shackelford County54.9-0.8 pts
192Cass County54.9-0.1 pts
193Zavala County54.8+0.3 pts
194Roberts County54.8+0.9 pts
195Zapata County54.80 pts
196Hansford County54.8-0.5 pts
197Colorado County54.7-0 pts
198Dimmit County54.7-0.4 pts
199Donley County54.7-1.1 pts
200Castro County54.7-0.7 pts
201Blanco County54.6-0.6 pts
202Wheeler County54.6-0.7 pts
203Sutton County54.5-1.2 pts
204Delta County54.4-0.9 pts
205Aransas County54.30 pts
206Runnels County54.1-0.5 pts
207Collingsworth County54.1-0.3 pts
208Crosby County53.9+0.3 pts
209Bosque County53.8+0.1 pts
210Hemphill County53.7-0.9 pts
211Sterling County53.7-0.6 pts
212Hood County53.7-0.4 pts
213McCulloch County53.7-0.7 pts
214Armstrong County53.7-0.3 pts
215Hardeman County53.6-1.1 pts
216Foard County53.6+0.8 pts
217Trinity County53.5-0.4 pts
218Coleman County53.5-0 pts
219Fisher County53.5-0.5 pts
220Jim Hogg County53.4+0.4 pts
221Comanche County53.20 pts
222Lavaca County53.2-0.1 pts
223Wood County53.1-0.4 pts
224Kimble County53-1 pts
225Hall County53-0.5 pts
226Cottle County52.9+1.4 pts
227San Augustine County52.8-0.3 pts
228Baylor County52.8-0.3 pts
229Oldham County52.7+0.4 pts
230Fayette County52.7-0.8 pts
231Jeff Davis County52.7-0 pts
232Knox County52.6-0.6 pts
233Floyd County52.6-0.1 pts
234Hamilton County52.6-0 pts
235Leon County52.5-0.4 pts
236Dickens County52.5-1.5 pts
237Schleicher County52.4+0.4 pts
238Kerr County52.3-0.2 pts
239Terrell County52.2+0.3 pts
240Kent County52.1+0.8 pts
241King County51.8+1.2 pts
242Sabine County51.6+0.4 pts
243Menard County51.4-0.7 pts
244Real County51.2-0.5 pts
245Briscoe County51.2-0.8 pts
246Throckmorton County51.2-0.7 pts
247Coke County50.9-0.6 pts
248Stonewall County50.8+0.7 pts
249Edwards County50.2+0.9 pts
250Gillespie County49.9+0.1 pts

Showing the top 250 of 254. The Excel download has every row.

Other periods

About this ranking

Residents aged 18 to 64 as a percentage of total population on 1 July. United States: Census Bureau county population estimates by age; states and the nation are sums of their counties.

Not comparable with working-age shares for ages 15 to 64 used in EU and World Bank statistics.

Every value in the ranking comes from the same publisher and the same period, so the counties are compared on one definition. Equal values share a rank.

How to cite

U.S. Census Bureau. Population Estimates Program, county population by age and sex: residents aged 18 to 64 as a percentage of the total on 1 July, 2010 to 2019 from the 2010 to 2020 intercensal file and 2020 onwards from the latest vintage; states and the nation summed from counties. https://www.census.gov/programs-surveys/popest/data/data-sets.html. Retrieved 2026-10-12.

Citation styles

The publisher is the author. Invokely is named only as the place the figures were read, where a style asks for it.

APA 7

U.S. Census Bureau. (2026). Population Estimates Program, county population by age and sex: residents aged 18 to 64 as a percentage of the total on 1 July, 2010 to 2019 from the 2010 to 2020 intercensal file and 2020 onwards from the latest vintage; states and the nation summed from counties (Counties in Texas by population aged 18 to 64, 2019) [Data set]. Retrieved October 12, 2026, from https://www.census.gov/programs-surveys/popest/data/data-sets.html

MLA 9

Population Estimates Program, county population by age and sex: residents aged 18 to 64 as a percentage of the total on 1 July, 2010 to 2019 from the 2010 to 2020 intercensal file and 2020 onwards from the latest vintage; states and the nation summed from counties, Counties in Texas by population aged 18 to 64, 2019. U.S. Census Bureau, 25 June 2026, https://www.census.gov/programs-surveys/popest/data/data-sets.html. Invokely, https://invokely.ai/rankings/population-18-64/texas-counties?period=2019. Accessed 12 Oct. 2026.

Chicago (author-date)

U.S. Census Bureau. 2026. Population Estimates Program, county population by age and sex: residents aged 18 to 64 as a percentage of the total on 1 July, 2010 to 2019 from the 2010 to 2020 intercensal file and 2020 onwards from the latest vintage; states and the nation summed from counties. Counties in Texas by population aged 18 to 64, 2019. Dataset. Accessed October 12, 2026. https://www.census.gov/programs-surveys/popest/data/data-sets.html. Also distributed by Invokely, https://invokely.ai/rankings/population-18-64/texas-counties?period=2019.

Harvard

U.S. Census Bureau (2026) Population Estimates Program, county population by age and sex: residents aged 18 to 64 as a percentage of the total on 1 July, 2010 to 2019 from the 2010 to 2020 intercensal file and 2020 onwards from the latest vintage; states and the nation summed from counties, Counties in Texas by population aged 18 to 64, 2019 [Dataset]. Available at: https://www.census.gov/programs-surveys/popest/data/data-sets.html, via Invokely: https://invokely.ai/rankings/population-18-64/texas-counties?period=2019 (Accessed: 12 October 2026).

BibTeX
@misc{census_counties_in_texas_by_2019,
  author = {{U.S. Census Bureau}},
  title = {{Population Estimates Program, county population by age and sex: residents aged 18 to 64 as a percentage of the total on 1 July, 2010 to 2019 from the 2010 to 2020 intercensal file and 2020 onwards from the latest vintage; states and the nation summed from counties: Counties in Texas by population aged 18 to 64, 2019}},
  year = {2026},
  howpublished = {Data set},
  url = {https://www.census.gov/programs-surveys/popest/data/data-sets.html},
  urldate = {2026-10-12},
  note = {Accessed via Invokely, https://invokely.ai/rankings/population-18-64/texas-counties?period=2019. Publisher attribution: U.S. Census Bureau. Population Estimates Program, county population by age and sex: residents aged 18 to 64 as a percentage of the total on 1 July, 2010 to 2019 from the 2010 to 2020 intercensal file and 2020 onwards from the latest vintage; states and the nation summed from counties. https://www.census.gov/programs-surveys/popest/data/data-sets.html. Retrieved 2026-10-12.},
}
RIS
TY  - DATA
AU  - U.S. Census Bureau
TI  - Population Estimates Program, county population by age and sex: residents aged 18 to 64 as a percentage of the total on 1 July, 2010 to 2019 from the 2010 to 2020 intercensal file and 2020 onwards from the latest vintage; states and the nation summed from counties: Counties in Texas by population aged 18 to 64, 2019
PY  - 2026
DA  - 2026/06/25
PB  - U.S. Census Bureau
DB  - Invokely
UR  - https://www.census.gov/programs-surveys/popest/data/data-sets.html
L2  - https://invokely.ai/rankings/population-18-64/texas-counties?period=2019
Y2  - 2026/10/12
N1  - Accessed via Invokely, https://invokely.ai/rankings/population-18-64/texas-counties?period=2019.
N1  - Publisher attribution: U.S. Census Bureau. Population Estimates Program, county population by age and sex: residents aged 18 to 64 as a percentage of the total on 1 July, 2010 to 2019 from the 2010 to 2020 intercensal file and 2020 onwards from the latest vintage; states and the nation summed from counties. https://www.census.gov/programs-surveys/popest/data/data-sets.html. Retrieved 2026-10-12.
ER  - 
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Rank Counties in Texas by population aged 18 to 64 using official data, and cite the source.
rank_places {"indicator":"population_18_64_share","level":"province","within":"Texas","limit":10}
GET https://invokely.ai/api/v1/rank?indicator=population_18_64_share&level=province&within=Texas&limit=10

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Questions

Which county has the highest population aged 18 to 64?

Walker County, with 71.2% in 2019, according to the U.S. Census Bureau.

Which county has the lowest population aged 18 to 64?

Mills County, with 49.3% in 2019.

Where does this ranking come from?

Every value comes from one source and one period, so the places are comparable: U.S. Census Bureau, Population Estimates Program, county population by age and sex: residents aged 18 to 64 as a percentage of the total on 1 July, 2010 to 2019 from the 2010 to 2020 intercensal file and 2020 onwards from the latest vintage; states and the nation summed from counties. Retrieved 2026-10-12.

Population aged 18 to 64: other rankings

Counties in Texas: more rankings