Decatur County, Iowa demographics
Population: 7,718
Median age: 35.9
Median household income: 52,753
Demographics, population, home values, social and economic characteristics of Decatur County, Iowa.
Population
| 2021 | 7,718 |
| 2020 | 7,908 |
| 2019 | 7,979 |
| 2018 | 8,044 |
| 2017 | 8,105 |
| 2016 | 8,210 |
| 2015 | 8,249 |
| 2014 | 8,286 |
| 2013 | 8,308 |
| 2012 | 8,382 |
| 2011 | 8,451 |
| 2010 | 8,508 |
| 2009 | 8,321 |
Decatur County, IA cities
Davis City city - 216
Decatur City city - 200
Garden Grove city - 202
Grand River city - 198
Lamoni city - 2,285
Le Roy city - 15
Leon city - 1,716
Pleasanton city - 55
Van Wert city - 131
Weldon city - 111
Census data for Decatur County, Iowa
Demographic and housing estimates in Decatur County, Iowa
| Total population | 7,718 |
| Male | 3,914 |
| Female | 3,804 |
| Total population | 7,718 |
| Under 5 years | 459 |
| 5 to 9 years | 495 |
| 10 to 14 years | 462 |
| 15 to 19 years | 702 |
| 20 to 24 years | 889 |
| 25 to 34 years | 770 |
| 35 to 44 years | 707 |
| 45 to 54 years | 728 |
| 55 to 59 years | 490 |
| 60 to 64 years | 468 |
| 65 to 74 years | 835 |
| 75 to 84 years | 503 |
| 85 years and over | 210 |
| Median age (years) | 35.9 |
| Under 18 years | 1,684 |
| 16 years and over | 6,184 |
| 18 years and over | 6,034 |
| 21 years and over | 5,357 |
| 62 years and over | 1,861 |
| 65 years and over | 1,548 |
| Total population | 7,718 |
| One race | 7,472 |
| White | 7,228 |
| Black or African American | 120 |
| American Indian and Alaska Native | 5 |
| Asian | 56 |
| Native Hawaiian and Other Pacific Islander | 15 |
| Some other race | 48 |
| Two or more races | 246 |
| Citizen, VOTING AGE 18 and over population | 5,906 |
| Male Citizen, VOTING AGE 18 and over population | 2,967 |
| Female Citizen, VOTING AGE 18 and over population | 2,939 |
Social characteristics in Decatur County, Iowa
| Total households | 3,053 |
| Family households (families) | 1,630 |
| Married-couple family | 304 |
| Male householder, no wife present, family | 480 |
| Female householder, no husband present, family | 360 |
| Nonfamily households | 639 |
| Average household size | 1,072 |
| Average family size | 2.31 |
Economic characteristics in Decatur County, Iowa
| Total households | 3,053 |
| Less than $10,000 | 238 |
| $10,000 to $14,999 | 185 |
| $15,000 to $24,999 | 359 |
| $25,000 to $34,999 | 221 |
| $35,000 to $49,999 | 441 |
| $50,000 to $74,999 | 774 |
| $75,000 to $99,999 | 362 |
| $100,000 to $149,999 | 331 |
| $150,000 to $199,999 | 81 |
| $200,000 or more | 61 |
| Median household income (dollars) | 52,753 |
Housing characteristics in Decatur County, Iowa
| Total housing units | 3,692 |
| Occupied housing units | 3,053 |
| Vacant housing units | 639 |
| Total housing units | 3,692 |
| 1-unit, detached | 2,865 |
| 1-unit, attached | 44 |
| 2 units | 82 |
| 3 or 4 units | 183 |
| 5 to 9 units | 114 |
| 10 to 19 units | 70 |
| 20 or more units | 96 |
| Mobile home | 238 |
| Boat, RV, van, etc. | 0 |
| Total housing units | 3,692 |
| Built 2014 or later | 0 |
| Built 2010 to 2013 | 104 |
| Built 2000 to 2009 | 409 |
| Built 1990 to 1999 | 443 |
| Built 1980 to 1989 | 302 |
| Built 1970 to 1979 | 508 |
| Built 1960 to 1969 | 297 |
| Built 1950 to 1959 | 369 |
| Built 1940 to 1949 | 123 |
| Built 1939 or earlier | 1,137 |
| Total housing units | 3,692 |
| 1 room | 75 |
| 2 rooms | 118 |
| 3 rooms | 303 |
| 4 rooms | 498 |
| 5 rooms | 615 |
| 6 rooms | 616 |
| 7 rooms | 505 |
| 8 rooms | 429 |
| 9 rooms or more | 533 |
| Median rooms | 5.9 |
| Total housing units | 3,692 |
| No bedroom | 87 |
| 1 bedroom | 490 |
| 2 bedrooms | 876 |
| 3 bedrooms | 1,503 |
| 4 bedrooms | 527 |
| 5 or more bedrooms | 209 |
| Occupied housing units | 3,053 |
| Owner-occupied | 2,061 |
| Renter-occupied | 992 |
| Average household size of owner-occupied unit | 2.58 |
| Average household size of renter-occupied unit | 1.76 |
| Occupied housing units | 3,053 |
| Moved in 2017 or later | 297 |
| Moved in 2015 to 2016 | 865 |
| Moved in 2010 to 2014 | 555 |
| Moved in 2000 to 2009 | 563 |
| Moved in 1990 to 1999 | 341 |
| Moved in 1989 and earlier | 432 |
| Owner-occupied units | 2,061 |
| Less than $50,000 | 412 |
| $50,000 to $99,999 | 759 |
| $100,000 to $149,999 | 256 |
| $150,000 to $199,999 | 212 |
| $200,000 to $299,999 | 244 |
| $300,000 to $499,999 | 114 |
| $500,000 to $999,999 | 62 |
| $1,000,000 or more | 2 |
| Median (dollars) | 87,900 |
| Owner-occupied units | 2,061 |
| Housing units with a mortgage | 1,004 |
| Housing units without a mortgage | 1,057 |
| Occupied units paying rent | 863 |
| Less than $500 | 377 |
| $500 to $999 | 403 |
| $1,000 to $1,499 | 76 |
| $1,500 to $1,999 | 1 |
| $2,000 to $2,499 | 6 |
| $2,500 to $2,999 | 0 |
| $3,000 or more | 0 |
| Median (dollars) | 571 |
| No rent paid | 129 |
Demographic data for Decatur County, IA and each city in the county. Lists of cities by population, wealth and poverty in Decatur County, IA.
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