Louisa County, Iowa demographics
Population: 10,891
Median age: 41.8
Median household income: 65,867
Demographics, population, home values, social and economic characteristics of Louisa County, Iowa.
Population
| 2021 | 10,891 |
| 2020 | 11,125 |
| 2019 | 11,178 |
| 2018 | 11,223 |
| 2017 | 11,238 |
| 2016 | 11,251 |
| 2015 | 11,271 |
| 2014 | 11,305 |
| 2013 | 11,348 |
| 2012 | 11,448 |
| 2011 | 11,576 |
| 2010 | 11,683 |
| 2009 | 11,657 |
Louisa County, IA cities
Columbus City city - 251
Columbus Junction city - 2,132
Cotter city - 24
Fredonia city - 217
Grandview city - 460
Letts city - 347
Morning Sun city - 697
Oakville city - 199
Wapello city - 1,914
Census data for Louisa County, Iowa
Demographic and housing estimates in Louisa County, Iowa
| Total population | 10,891 |
| Male | 5,629 |
| Female | 5,262 |
| Total population | 10,891 |
| Under 5 years | 629 |
| 5 to 9 years | 610 |
| 10 to 14 years | 759 |
| 15 to 19 years | 721 |
| 20 to 24 years | 580 |
| 25 to 34 years | 1,224 |
| 35 to 44 years | 1,406 |
| 45 to 54 years | 1,329 |
| 55 to 59 years | 849 |
| 60 to 64 years | 743 |
| 65 to 74 years | 1,131 |
| 75 to 84 years | 650 |
| 85 years and over | 260 |
| Median age (years) | 41.8 |
| Under 18 years | 2,466 |
| 16 years and over | 8,685 |
| 18 years and over | 8,425 |
| 21 years and over | 7,967 |
| 62 years and over | 2,480 |
| 65 years and over | 2,041 |
| Total population | 10,891 |
| One race | 10,540 |
| White | 9,195 |
| Black or African American | 78 |
| American Indian and Alaska Native | 52 |
| Asian | 385 |
| Native Hawaiian and Other Pacific Islander | 0 |
| Some other race | 830 |
| Two or more races | 351 |
| Citizen, VOTING AGE 18 and over population | 7,756 |
| Male Citizen, VOTING AGE 18 and over population | 3,961 |
| Female Citizen, VOTING AGE 18 and over population | 3,795 |
Social characteristics in Louisa County, Iowa
| Total households | 4,043 |
| Family households (families) | 2,465 |
| Married-couple family | 236 |
| Male householder, no wife present, family | 627 |
| Female householder, no husband present, family | 448 |
| Nonfamily households | 715 |
| Average household size | 1,432 |
| Average family size | 2.67 |
Economic characteristics in Louisa County, Iowa
| Total households | 4,043 |
| Less than $10,000 | 168 |
| $10,000 to $14,999 | 179 |
| $15,000 to $24,999 | 261 |
| $25,000 to $34,999 | 369 |
| $35,000 to $49,999 | 565 |
| $50,000 to $74,999 | 746 |
| $75,000 to $99,999 | 705 |
| $100,000 to $149,999 | 705 |
| $150,000 to $199,999 | 215 |
| $200,000 or more | 130 |
| Median household income (dollars) | 65,867 |
Housing characteristics in Louisa County, Iowa
| Total housing units | 4,748 |
| Occupied housing units | 4,043 |
| Vacant housing units | 705 |
| Total housing units | 4,748 |
| 1-unit, detached | 3,838 |
| 1-unit, attached | 16 |
| 2 units | 98 |
| 3 or 4 units | 142 |
| 5 to 9 units | 106 |
| 10 to 19 units | 0 |
| 20 or more units | 29 |
| Mobile home | 516 |
| Boat, RV, van, etc. | 3 |
| Total housing units | 4,748 |
| Built 2014 or later | 15 |
| Built 2010 to 2013 | 243 |
| Built 2000 to 2009 | 333 |
| Built 1990 to 1999 | 408 |
| Built 1980 to 1989 | 283 |
| Built 1970 to 1979 | 658 |
| Built 1960 to 1969 | 483 |
| Built 1950 to 1959 | 298 |
| Built 1940 to 1949 | 309 |
| Built 1939 or earlier | 1,718 |
| Total housing units | 4,748 |
| 1 room | 45 |
| 2 rooms | 103 |
| 3 rooms | 264 |
| 4 rooms | 612 |
| 5 rooms | 993 |
| 6 rooms | 822 |
| 7 rooms | 708 |
| 8 rooms | 498 |
| 9 rooms or more | 703 |
| Median rooms | 5.9 |
| Total housing units | 4,748 |
| No bedroom | 51 |
| 1 bedroom | 409 |
| 2 bedrooms | 1,219 |
| 3 bedrooms | 1,877 |
| 4 bedrooms | 857 |
| 5 or more bedrooms | 335 |
| Occupied housing units | 4,043 |
| Owner-occupied | 3,137 |
| Renter-occupied | 906 |
| Average household size of owner-occupied unit | 2.68 |
| Average household size of renter-occupied unit | 2.61 |
| Occupied housing units | 4,043 |
| Moved in 2017 or later | 192 |
| Moved in 2015 to 2016 | 765 |
| Moved in 2010 to 2014 | 681 |
| Moved in 2000 to 2009 | 1,130 |
| Moved in 1990 to 1999 | 636 |
| Moved in 1989 and earlier | 639 |
| Owner-occupied units | 3,137 |
| Less than $50,000 | 406 |
| $50,000 to $99,999 | 863 |
| $100,000 to $149,999 | 721 |
| $150,000 to $199,999 | 434 |
| $200,000 to $299,999 | 391 |
| $300,000 to $499,999 | 258 |
| $500,000 to $999,999 | 53 |
| $1,000,000 or more | 11 |
| Median (dollars) | 117,600 |
| Owner-occupied units | 3,137 |
| Housing units with a mortgage | 1,695 |
| Housing units without a mortgage | 1,442 |
| Occupied units paying rent | 767 |
| Less than $500 | 139 |
| $500 to $999 | 538 |
| $1,000 to $1,499 | 90 |
| $1,500 to $1,999 | 0 |
| $2,000 to $2,499 | 0 |
| $2,500 to $2,999 | 0 |
| $3,000 or more | 0 |
| Median (dollars) | 710 |
| No rent paid | 139 |
Demographic data for Louisa County, IA and each city in the county. Lists of cities by population, wealth and poverty in Louisa County, IA.
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