Lyon County, Iowa demographics
Population: 11,953
Median age: 37.9
Median household income: 69,113
Demographics, population, home values, social and economic characteristics of Lyon County, Iowa.
Population
| 2021 | 11,953 |
| 2020 | 11,800 |
| 2019 | 11,776 |
| 2018 | 11,769 |
| 2017 | 11,745 |
| 2016 | 11,730 |
| 2015 | 11,723 |
| 2014 | 11,680 |
| 2013 | 11,659 |
| 2012 | 11,623 |
| 2011 | 11,579 |
| 2010 | 11,564 |
| 2009 | 11,274 |
Lyon County, IA cities
Alvord city - 216
Doon city - 594
George city - 1,105
Inwood city - 861
Larchwood city - 966
Lester city - 270
Little Rock city - 439
Rock Rapids city - 2,604
Census data for Lyon County, Iowa
Demographic and housing estimates in Lyon County, Iowa
| Total population | 11,953 |
| Male | 6,109 |
| Female | 5,844 |
| Total population | 11,953 |
| Under 5 years | 866 |
| 5 to 9 years | 1,004 |
| 10 to 14 years | 930 |
| 15 to 19 years | 877 |
| 20 to 24 years | 584 |
| 25 to 34 years | 1,223 |
| 35 to 44 years | 1,530 |
| 45 to 54 years | 1,249 |
| 55 to 59 years | 734 |
| 60 to 64 years | 782 |
| 65 to 74 years | 1,163 |
| 75 to 84 years | 647 |
| 85 years and over | 364 |
| Median age (years) | 37.9 |
| Under 18 years | 3,392 |
| 16 years and over | 8,895 |
| 18 years and over | 8,561 |
| 21 years and over | 8,100 |
| 62 years and over | 2,593 |
| 65 years and over | 2,174 |
| Total population | 11,953 |
| One race | 11,708 |
| White | 11,457 |
| Black or African American | 17 |
| American Indian and Alaska Native | 40 |
| Asian | 72 |
| Native Hawaiian and Other Pacific Islander | 18 |
| Some other race | 104 |
| Two or more races | 245 |
| Citizen, VOTING AGE 18 and over population | 8,424 |
| Male Citizen, VOTING AGE 18 and over population | 4,239 |
| Female Citizen, VOTING AGE 18 and over population | 4,185 |
Social characteristics in Lyon County, Iowa
| Total households | 4,364 |
| Family households (families) | 2,853 |
| Married-couple family | 224 |
| Male householder, no wife present, family | 600 |
| Female householder, no husband present, family | 507 |
| Nonfamily households | 687 |
| Average household size | 1,412 |
| Average family size | 2.71 |
Economic characteristics in Lyon County, Iowa
| Total households | 4,364 |
| Less than $10,000 | 103 |
| $10,000 to $14,999 | 112 |
| $15,000 to $24,999 | 325 |
| $25,000 to $34,999 | 319 |
| $35,000 to $49,999 | 570 |
| $50,000 to $74,999 | 971 |
| $75,000 to $99,999 | 808 |
| $100,000 to $149,999 | 741 |
| $150,000 to $199,999 | 292 |
| $200,000 or more | 123 |
| Median household income (dollars) | 69,113 |
Housing characteristics in Lyon County, Iowa
| Total housing units | 4,846 |
| Occupied housing units | 4,364 |
| Vacant housing units | 482 |
| Total housing units | 4,846 |
| 1-unit, detached | 4,372 |
| 1-unit, attached | 32 |
| 2 units | 12 |
| 3 or 4 units | 54 |
| 5 to 9 units | 29 |
| 10 to 19 units | 53 |
| 20 or more units | 155 |
| Mobile home | 139 |
| Boat, RV, van, etc. | 0 |
| Total housing units | 4,846 |
| Built 2014 or later | 12 |
| Built 2010 to 2013 | 408 |
| Built 2000 to 2009 | 341 |
| Built 1990 to 1999 | 525 |
| Built 1980 to 1989 | 301 |
| Built 1970 to 1979 | 621 |
| Built 1960 to 1969 | 549 |
| Built 1950 to 1959 | 579 |
| Built 1940 to 1949 | 360 |
| Built 1939 or earlier | 1,150 |
| Total housing units | 4,846 |
| 1 room | 41 |
| 2 rooms | 25 |
| 3 rooms | 216 |
| 4 rooms | 443 |
| 5 rooms | 772 |
| 6 rooms | 659 |
| 7 rooms | 678 |
| 8 rooms | 782 |
| 9 rooms or more | 1,230 |
| Median rooms | 6.9 |
| Total housing units | 4,846 |
| No bedroom | 41 |
| 1 bedroom | 269 |
| 2 bedrooms | 1,113 |
| 3 bedrooms | 1,677 |
| 4 bedrooms | 1,275 |
| 5 or more bedrooms | 471 |
| Occupied housing units | 4,364 |
| Owner-occupied | 3,704 |
| Renter-occupied | 660 |
| Average household size of owner-occupied unit | 2.76 |
| Average household size of renter-occupied unit | 2.44 |
| Occupied housing units | 4,364 |
| Moved in 2017 or later | 320 |
| Moved in 2015 to 2016 | 790 |
| Moved in 2010 to 2014 | 916 |
| Moved in 2000 to 2009 | 872 |
| Moved in 1990 to 1999 | 664 |
| Moved in 1989 and earlier | 802 |
| Owner-occupied units | 3,704 |
| Less than $50,000 | 292 |
| $50,000 to $99,999 | 709 |
| $100,000 to $149,999 | 611 |
| $150,000 to $199,999 | 516 |
| $200,000 to $299,999 | 750 |
| $300,000 to $499,999 | 633 |
| $500,000 to $999,999 | 170 |
| $1,000,000 or more | 23 |
| Median (dollars) | 167,900 |
| Owner-occupied units | 3,704 |
| Housing units with a mortgage | 2,173 |
| Housing units without a mortgage | 1,531 |
| Occupied units paying rent | 504 |
| Less than $500 | 58 |
| $500 to $999 | 382 |
| $1,000 to $1,499 | 53 |
| $1,500 to $1,999 | 7 |
| $2,000 to $2,499 | 0 |
| $2,500 to $2,999 | 0 |
| $3,000 or more | 4 |
| Median (dollars) | 724 |
| No rent paid | 156 |
Demographic data for Lyon County, IA and each city in the county. Lists of cities by population, wealth and poverty in Lyon County, IA.
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