Data / Rankings / Median age / Counties in Minnesota

Counties in Minnesota by median age

Aitkin County had the highest median age of 87 counties in 2022, at 56.2 years. Blue Earth County had the lowest, at 31.4 years. The median was 41.8 years and the figure for Minnesota was 38.5 years. Source: the U.S. Census Bureau.

Highest56.2Aitkin County
Lowest31.4Blue Earth County
Median41.887 counties
Minnesota38.5History

Top 40 counties, 2022

CSVChart (SVG)

Aitkin CountyAitkin County: 56.2 years56.2Cook CountyCook County: 52.2 years52.2Lake of the Woods CountyLake of the Woods County: 51.2 years51.2Koochiching CountyKoochiching County: 50.6 years50.6Lake CountyLake County: 49.7 years49.7Cass CountyCass County: 49 years49Lac qui Parle CountyLac qui Parle County: 48.7 years48.7Hubbard CountyHubbard County: 48.1 years48.1Kittson CountyKittson County: 48 years48Big Stone CountyBig Stone County: 47.7 years47.7Itasca CountyItasca County: 46.8 years46.8Murray CountyMurray County: 46.7 years46.7Pope CountyPope County: 46.2 years46.2Otter Tail CountyOtter Tail County: 46.1 years46.1Pine CountyPine County: 45.6 years45.6Wabasha CountyWabasha County: 45.4 years45.4Traverse CountyTraverse County: 45.3 years45.3Crow Wing CountyCrow Wing County: 45 years45Kanabec CountyKanabec County: 44.8 years44.8Martin CountyMartin County: 44.8 years44.8Faribault CountyFaribault County: 44.6 years44.6Houston CountyHouston County: 44.6 years44.6Lincoln CountyLincoln County: 44.6 years44.6Jackson CountyJackson County: 44.4 years44.4Grant CountyGrant County: 44.3 years44.3Douglas CountyDouglas County: 44.2 years44.2Freeborn CountyFreeborn County: 44.1 years44.1Swift CountySwift County: 43.8 years43.8Norman CountyNorman County: 43.7 years43.7Todd CountyTodd County: 43.3 years43.3Red Lake CountyRed Lake County: 42.9 years42.9Marshall CountyMarshall County: 42.8 years42.8Becker CountyBecker County: 42.5 years42.5Meeker CountyMeeker County: 42.3 years42.3Renville CountyRenville County: 42.3 years42.3Yellow Medicine CountyYellow Medicine County: 42.3 years42.3Morrison CountyMorrison County: 42.2 years42.2Fillmore CountyFillmore County: 42.1 years42.1Roseau CountyRoseau County: 42.1 years42.1Brown CountyBrown County: 42 years42
years. Source: U.S. Census Bureau. Retrieved 2026-10-08.

Full ranking

RankCounties2022
years		Change on 2021
1Aitkin County56.2+0.4
2Cook County52.2-0.2
3Lake of the Woods County51.2+2.7
4Koochiching County50.6+0.2
5Lake County49.7+0.4
6Cass County49+0.2
7Lac qui Parle County48.7+0.1
8Hubbard County48.1-0.1
9Kittson County48+0.3
10Big Stone County47.70
11Itasca County46.8+0.3
12Murray County46.7+0.1
13Pope County46.2+0.3
14Otter Tail County46.1-0.2
15Pine County45.6-0.3
16Wabasha County45.4+0.2
17Traverse County45.3-0.9
18Crow Wing County45+0.4
19Kanabec County44.8-0.4
19Martin County44.8-0.4
21Faribault County44.60
21Houston County44.6-0.2
21Lincoln County44.6-0.8
24Jackson County44.40
25Grant County44.3-0.1
26Douglas County44.2+0.5
27Freeborn County44.1+0.4
28Swift County43.8+0.4
29Norman County43.7+0.2
30Todd County43.3-0.1
31Red Lake County42.90
32Marshall County42.8+0.5
33Becker County42.5+0.2
34Meeker County42.3+0.2
34Renville County42.3-0.8
34Yellow Medicine County42.3-0.2
37Morrison County42.2+0.2
38Fillmore County42.1+0.5
38Roseau County42.1+0.4
40Brown County42+0.3
40Goodhue County42-0.1
42Sibley County41.9+0.3
42Wilkin County41.9-0.1
44Chippewa County41.8+0.2
45Carlton County41.6+0.3
45Clearwater County41.60
47Cottonwood County41.4-0.3
48Le Sueur County41.3+0.4
48McLeod County41.3+0.5
50St. Louis County41.2+0.3
51Watonwan County41+0.2
52Rock County40.9+0.5
53Chisago County40.8-0.1
53Mille Lacs County40.8+0.5
55Redwood County40.4-0.2
56Isanti County40.20
56Waseca County40.2+0.2
58Kandiyohi County40+0.8
58Pipestone County40-0.6
58Wadena County40-0.7
61Steele County39.9+0.3
62Pennington County39.8+0.3
62Washington County39.8+0.2
64Polk County39.3+0.3
65Mower County39.1+0.4
66Anoka County38.8+0.1
67Carver County38.5+0.3
68Dakota County38.4+0.3
69Dodge County38.3-0.1
70Olmsted County37.6+0.2
71Wright County37.40
72Scott County37.3+0.3
73Hennepin County37.2+0.3
74Nicollet County37.1+0.6
74Rice County37.1+0.2
76Lyon County36.8+0.9
77Sherburne County36.6+0.2
78Nobles County36.40
79Benton County36.2+0.2
80Ramsey County35.7+0.4
81Winona County35.60
82Mahnomen County35.10
83Beltrami County35+0.7
84Stearns County34.90
85Stevens County33.8-0.1
86Clay County32.8-0.1
87Blue Earth County31.40

Other periods

About this ranking

Age that divides the resident population into two halves of equal size. Spain and the EU: on 1 January. United States: American Community Survey five-year estimate, where the period shown is the last year of the five-year span.

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. American Community Survey 5-year estimates, table B01002: median age, total population. https://www2.census.gov/programs-surveys/acs/summary_file/2022/table-based-SF/data/5YRData/acsdt5y2022-b01002.dat. Retrieved 2026-10-08.

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Questions

Which county has the highest median age?

Aitkin County, with 56.2 years in 2022, according to the U.S. Census Bureau.

Which county has the lowest median age?

Blue Earth County, with 31.4 years in 2022.

Where does this ranking come from?

Every value comes from one source and one period, so the places are comparable: U.S. Census Bureau, American Community Survey 5-year estimates, table B01002: median age, total population. Retrieved 2026-10-08.

Median age: other rankings

Counties in Minnesota: more rankings