Counties in Iowa by median household income (US single-year estimate)

Dallas County had the highest median household income (US single-year estimate) of 99 counties in 2017, at $90,133. Decatur County had the lowest, at $41,843. The median was $54,454 and the figure for Iowa was $58,706. Source: the U.S. Census Bureau.

Keep it in a collection in your library.
Highest90,133Dallas County
Lowest41,843Decatur County
Median54,45499 counties
Iowa58,706History

Map of counties, 2017

Adair County: 52,155 USDAdams County: 48,191 USDAllamakee County: 49,445 USDAppanoose County: 42,274 USDAudubon County: 51,484 USDBenton County: 67,946 USDBlack Hawk County: 50,426 USDBoone County: 60,558 USDBremer County: 64,213 USDBuchanan County: 62,294 USDBuena Vista County: 53,230 USDButler County: 58,386 USDCalhoun County: 51,754 USDCarroll County: 55,084 USDCass County: 49,281 USDCedar County: 63,430 USDCerro Gordo County: 54,454 USDCherokee County: 56,343 USDChickasaw County: 56,819 USDClarke County: 49,889 USDClay County: 53,615 USDClayton County: 54,740 USDClinton County: 50,729 USDCrawford County: 53,806 USDDallas County: 90,133 USDDavis County: 51,477 USDDecatur County: 41,843 USDDelaware County: 60,458 USDDes Moines County: 50,773 USDDickinson County: 56,496 USDDubuque County: 60,936 USDEmmet County: 49,353 USDFayette County: 46,389 USDFloyd County: 51,901 USDFranklin County: 53,157 USDFremont County: 52,616 USDGreene County: 52,459 USDGrundy County: 72,184 USDGuthrie County: 57,635 USDHamilton County: 57,106 USDHancock County: 56,542 USDHardin County: 52,662 USDHarrison County: 55,835 USDHenry County: 53,670 USDHoward County: 53,046 USDHumboldt County: 57,197 USDIda County: 55,732 USDIowa County: 64,091 USDJackson County: 53,539 USDJasper County: 56,134 USDJefferson County: 47,907 USDJohnson County: 61,395 USDJones County: 58,689 USDKeokuk County: 50,980 USDKossuth County: 55,491 USDLee County: 50,481 USDLinn County: 63,754 USDLouisa County: 56,067 USDLucas County: 46,169 USDLyon County: 61,749 USDMadison County: 66,012 USDMahaska County: 55,947 USDMarion County: 61,175 USDMarshall County: 50,495 USDMills County: 67,016 USDMitchell County: 54,451 USDMonona County: 49,236 USDMonroe County: 52,047 USDMontgomery County: 51,317 USDMuscatine County: 59,042 USDO'Brien County: 60,375 USDOsceola County: 56,459 USDPage County: 47,994 USDPalo Alto County: 52,311 USDPlymouth County: 67,056 USDPocahontas County: 47,919 USDPolk County: 66,112 USDPottawattamie County: 57,867 USDPoweshiek County: 55,766 USDRinggold County: 45,259 USDSac County: 54,328 USDScott County: 59,461 USDShelby County: 56,373 USDSioux County: 70,601 USDStory County: 61,381 USDTama County: 52,685 USDTaylor County: 47,383 USDUnion County: 47,814 USDVan Buren County: 47,667 USDWapello County: 46,981 USDWarren County: 76,146 USDWashington County: 59,903 USDWayne County: 45,384 USDWebster County: 48,712 USDWinnebago County: 54,045 USDWinneshiek County: 59,365 USDWoodbury County: 54,528 USDWorth County: 55,404 USDWright County: 52,803 USD
  • Under 49K
  • 49K to 52K
  • 52K to 54K
  • 54K to 57K
  • 57K to 61K
  • 61K and over
USD, 2017. Source: U.S. Census Bureau, Small Area Income and Poverty Estimates (SAIPE): median household income, nation, states and counties. Boundaries: U.S. Census Bureau cartographic boundary files.

Top 40 counties, 2017

Dallas County: 90,133 USDDallas County90,133Warren County: 76,146 USDWarren County76,146Grundy County: 72,184 USDGrundy County72,184Sioux County: 70,601 USDSioux County70,601Benton County: 67,946 USDBenton County67,946Plymouth County: 67,056 USDPlymouth County67,056Mills County: 67,016 USDMills County67,016Polk County: 66,112 USDPolk County66,112Madison County: 66,012 USDMadison County66,012Bremer County: 64,213 USDBremer County64,213Iowa County: 64,091 USDIowa County64,091Linn County: 63,754 USDLinn County63,754Cedar County: 63,430 USDCedar County63,430Buchanan County: 62,294 USDBuchanan County62,294Lyon County: 61,749 USDLyon County61,749Johnson County: 61,395 USDJohnson County61,395Story County: 61,381 USDStory County61,381Marion County: 61,175 USDMarion County61,175Dubuque County: 60,936 USDDubuque County60,936Boone County: 60,558 USDBoone County60,558Delaware County: 60,458 USDDelaware County60,458O'Brien County: 60,375 USDO'Brien County60,375Washington County: 59,903 USDWashington County59,903Scott County: 59,461 USDScott County59,461Winneshiek County: 59,365 USDWinneshiek County59,365Muscatine County: 59,042 USDMuscatine County59,042Jones County: 58,689 USDJones County58,689Butler County: 58,386 USDButler County58,386Pottawattamie County: 57,867 USDPottawattamie County57,867Guthrie County: 57,635 USDGuthrie County57,635Humboldt County: 57,197 USDHumboldt County57,197Hamilton County: 57,106 USDHamilton County57,106Chickasaw County: 56,819 USDChickasaw County56,819Hancock County: 56,542 USDHancock County56,542Dickinson County: 56,496 USDDickinson County56,496Osceola County: 56,459 USDOsceola County56,459Shelby County: 56,373 USDShelby County56,373Cherokee County: 56,343 USDCherokee County56,343Jasper County: 56,134 USDJasper County56,134Louisa County: 56,067 USDLouisa County56,067Dallas County: 90,133 USDDallas County90,133Warren County: 76,146 USDWarren County76,146Grundy County: 72,184 USDGrundy County72,184Sioux County: 70,601 USDSioux County70,601Benton County: 67,946 USDBenton County67,946Plymouth County: 67,056 USDPlymouth County67,056Mills County: 67,016 USDMills County67,016Polk County: 66,112 USDPolk County66,112Madison County: 66,012 USDMadison County66,012Bremer County: 64,213 USDBremer County64,213Iowa County: 64,091 USDIowa County64,091Linn County: 63,754 USDLinn County63,754Cedar County: 63,430 USDCedar County63,430Buchanan County: 62,294 USDBuchanan County62,294Lyon County: 61,749 USDLyon County61,749Johnson County: 61,395 USDJohnson County61,395Story County: 61,381 USDStory County61,381Marion County: 61,175 USDMarion County61,175Dubuque County: 60,936 USDDubuque County60,936Boone County: 60,558 USDBoone County60,558Delaware County: 60,458 USDDelaware County60,458O'Brien County: 60,375 USDO'Brien County60,375Washington County: 59,903 USDWashington County59,903Scott County: 59,461 USDScott County59,461Winneshiek County: 59,365 USDWinneshiek County59,365Muscatine County: 59,042 USDMuscatine County59,042Jones County: 58,689 USDJones County58,689Butler County: 58,386 USDButler County58,386Pottawattamie County: 57,867 USDPottawattamie County57,867Guthrie County: 57,635 USDGuthrie County57,635Humboldt County: 57,197 USDHumboldt County57,197Hamilton County: 57,106 USDHamilton County57,106Chickasaw County: 56,819 USDChickasaw County56,819Hancock County: 56,542 USDHancock County56,542Dickinson County: 56,496 USDDickinson County56,496Osceola County: 56,459 USDOsceola County56,459Shelby County: 56,373 USDShelby County56,373Cherokee County: 56,343 USDCherokee County56,343Jasper County: 56,134 USDJasper County56,134Louisa County: 56,067 USDLouisa County56,067
USD. Source: U.S. Census Bureau, Small Area Income and Poverty Estimates (SAIPE): median household income, nation, states and counties. Retrieved 2026-10-12.

Full ranking

RankCounties2017
USD
Change on 2016
1Dallas County90,133+9.8%
2Warren County76,146+2.9%
3Grundy County72,184+12.5%
4Sioux County70,601+6%
5Benton County67,946+7.7%
6Plymouth County67,056+1.5%
7Mills County67,016-11.3%
8Polk County66,112+3%
9Madison County66,012+1.9%
10Bremer County64,213-2.3%
11Iowa County64,091+10.9%
12Linn County63,754-1.3%
13Cedar County63,430-0.4%
14Buchanan County62,294+8.9%
15Lyon County61,749-1.2%
16Johnson County61,395+4.2%
17Story County61,381+10.5%
18Marion County61,175+0.1%
19Dubuque County60,936+2.6%
20Boone County60,558+0.2%
21Delaware County60,458+6.5%
22O'Brien County60,375+19.3%
23Washington County59,903+4.5%
24Scott County59,461+5.8%
25Winneshiek County59,365-4.4%
26Muscatine County59,042+2.5%
27Jones County58,689+6.3%
28Butler County58,386+6.2%
29Pottawattamie County57,867+4.4%
30Guthrie County57,635+3.8%
31Humboldt County57,197+5.3%
32Hamilton County57,106-3.1%
33Chickasaw County56,819+15.5%
34Hancock County56,542-1.2%
35Dickinson County56,496-2.6%
36Osceola County56,459+2%
37Shelby County56,373-4.6%
38Cherokee County56,343+5.2%
39Jasper County56,134+4.3%
40Louisa County56,067+7.3%
41Mahaska County55,947+7.9%
42Harrison County55,835+0.9%
43Poweshiek County55,766+6.4%
44Ida County55,732+4.6%
45Kossuth County55,491+0.7%
46Worth County55,404+1.4%
47Carroll County55,084-2.1%
48Clayton County54,740+1.7%
49Woodbury County54,528+5.1%
50Cerro Gordo County54,454+2.5%
51Mitchell County54,451-1.2%
52Sac County54,328-0.6%
53Winnebago County54,045+2.1%
54Crawford County53,806+4.5%
55Henry County53,670+5.9%
56Clay County53,615+0.1%
57Jackson County53,539+7.6%
58Buena Vista County53,230+1.7%
59Franklin County53,157+0.6%
60Howard County53,046+6.3%
61Wright County52,803+10.4%
62Tama County52,685+4.4%
63Hardin County52,662+4%
64Fremont County52,616-2.3%
65Greene County52,459+7.6%
66Palo Alto County52,311+3.3%
67Adair County52,155-2.4%
68Monroe County52,047+5.4%
69Floyd County51,901+4.3%
70Calhoun County51,754+1.9%
71Audubon County51,484+3.9%
72Davis County51,477+3.7%
73Montgomery County51,317+8.7%
74Keokuk County50,980+2.2%
75Des Moines County50,773+3.6%
76Clinton County50,729+1.8%
77Marshall County50,495-5.9%
78Lee County50,481+1.7%
79Black Hawk County50,426-0.9%
80Clarke County49,889+4.5%
81Allamakee County49,4450%
82Emmet County49,353+2.7%
83Cass County49,281+2.9%
84Monona County49,236+3.9%
85Webster County48,712+1.5%
86Adams County48,191+2.7%
87Page County47,994-3.1%
88Pocahontas County47,919-6.5%
89Jefferson County47,907+2.8%
90Union County47,814+0.8%
91Van Buren County47,667+6.2%
92Taylor County47,383-6.5%
93Wapello County46,981+13.7%
94Fayette County46,389-11.1%
95Lucas County46,169-17.4%
96Wayne County45,384+10.4%
97Ringgold County45,259-5%
98Appanoose County42,274+8.1%
99Decatur County41,843+13.7%

Other periods

About this ranking

Household income at the middle of the distribution for one year, in US dollars of that year. United States: Census Bureau Small Area Income and Poverty Estimates (SAIPE) for the nation, states and counties.

A model-based estimate that combines the one-year American Community Survey with federal tax records and other administrative data, so every county gets a figure for a single year. The national figure is the one-year ACS estimate. Not adjusted for inflation between years. The Census Bureau advises comparing years from 2006 on only. For the five-year ACS median, which also covers cities, use median_household_income.

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. Small Area Income and Poverty Estimates (SAIPE): median household income, nation, states and counties. https://www2.census.gov/programs-surveys/saipe/datasets/2017/2017-state-and-county/est17all.txt. 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). Small Area Income and Poverty Estimates (SAIPE): median household income, nation, states and counties (Counties in Iowa by median household income (US single-year estimate), 2017) [Data set]. Retrieved October 12, 2026, from https://www2.census.gov/programs-surveys/saipe/datasets/2017/2017-state-and-county/est17all.txt

MLA 9

Small Area Income and Poverty Estimates (SAIPE): median household income, nation, states and counties, Counties in Iowa by median household income (US single-year estimate), 2017. U.S. Census Bureau, 27 Jan. 2026, https://www2.census.gov/programs-surveys/saipe/datasets/2017/2017-state-and-county/est17all.txt. Invokely, https://invokely.ai/rankings/median-household-income-single-year-us/iowa-counties?period=2017. Accessed 12 Oct. 2026.

Chicago (author-date)

U.S. Census Bureau. 2026. Small Area Income and Poverty Estimates (SAIPE): median household income, nation, states and counties. Counties in Iowa by median household income (US single-year estimate), 2017. Dataset. Accessed October 12, 2026. https://www2.census.gov/programs-surveys/saipe/datasets/2017/2017-state-and-county/est17all.txt. Also distributed by Invokely, https://invokely.ai/rankings/median-household-income-single-year-us/iowa-counties?period=2017.

Harvard

U.S. Census Bureau (2026) Small Area Income and Poverty Estimates (SAIPE): median household income, nation, states and counties, Counties in Iowa by median household income (US single-year estimate), 2017 [Dataset]. Available at: https://www2.census.gov/programs-surveys/saipe/datasets/2017/2017-state-and-county/est17all.txt, via Invokely: https://invokely.ai/rankings/median-household-income-single-year-us/iowa-counties?period=2017 (Accessed: 12 October 2026).

BibTeX
@misc{census_counties_in_iowa_by_2017,
  author = {{U.S. Census Bureau}},
  title = {{Small Area Income and Poverty Estimates (SAIPE): median household income, nation, states and counties: Counties in Iowa by median household income (US single-year estimate), 2017}},
  year = {2026},
  howpublished = {Data set},
  url = {https://www2.census.gov/programs-surveys/saipe/datasets/2017/2017-state-and-county/est17all.txt},
  urldate = {2026-10-12},
  note = {Accessed via Invokely, https://invokely.ai/rankings/median-household-income-single-year-us/iowa-counties?period=2017. Publisher attribution: U.S. Census Bureau. Small Area Income and Poverty Estimates (SAIPE): median household income, nation, states and counties. https://www2.census.gov/programs-surveys/saipe/datasets/2017/2017-state-and-county/est17all.txt. Retrieved 2026-10-12.},
}
RIS
TY  - DATA
AU  - U.S. Census Bureau
TI  - Small Area Income and Poverty Estimates (SAIPE): median household income, nation, states and counties: Counties in Iowa by median household income (US single-year estimate), 2017
PY  - 2026
DA  - 2026/01/27
PB  - U.S. Census Bureau
DB  - Invokely
UR  - https://www2.census.gov/programs-surveys/saipe/datasets/2017/2017-state-and-county/est17all.txt
L2  - https://invokely.ai/rankings/median-household-income-single-year-us/iowa-counties?period=2017
Y2  - 2026/10/12
N1  - Accessed via Invokely, https://invokely.ai/rankings/median-household-income-single-year-us/iowa-counties?period=2017.
N1  - Publisher attribution: U.S. Census Bureau. Small Area Income and Poverty Estimates (SAIPE): median household income, nation, states and counties. https://www2.census.gov/programs-surveys/saipe/datasets/2017/2017-state-and-county/est17all.txt. Retrieved 2026-10-12.
ER  - 
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Questions

Which county has the highest median household income (US single-year estimate)?

Dallas County, with $90,133 in 2017, according to the U.S. Census Bureau.

Which county has the lowest median household income (US single-year estimate)?

Decatur County, with $41,843 in 2017.

Where does this ranking come from?

Every value comes from one source and one period, so the places are comparable: U.S. Census Bureau, Small Area Income and Poverty Estimates (SAIPE): median household income, nation, states and counties. Retrieved 2026-10-12.

Median household income (US single-year estimate): other rankings

Counties in Iowa: more rankings