Linn County, Iowa demographics
Population: 228,567
Median age: 37.9
Median household income: 70,360
Demographics, population, home values, social and economic characteristics of Linn County, Iowa.
Population
| 2021 | 228,567 |
| 2020 | 225,601 |
| 2019 | 223,861 |
| 2018 | 222,121 |
| 2017 | 220,008 |
| 2016 | 218,076 |
| 2015 | 216,640 |
| 2014 | 214,927 |
| 2013 | 213,425 |
| 2012 | 211,954 |
| 2011 | 210,011 |
| 2010 | 207,765 |
| 2009 | 204,955 |
Linn County, IA cities
Alburnett city - 796
Bertram city - 270
Cedar Rapids city - 136,512
Center Point city - 2,582
Central City city - 1,197
Coggon city - 738
Ely city - 2,163
Fairfax city - 2,794
Hiawatha city - 7,184
Lisbon city - 1,924
Marion city - 41,023
Mount Vernon city - 4,498
Palo city - 1,080
Prairieburg city - 160
Robins city - 3,344
Springville city - 1,265
Walford city - 1,498
Walker city - 769
Census data for Linn County, Iowa
Demographic and housing estimates in Linn County, Iowa
| Total population | 228,567 |
| Male | 113,120 |
| Female | 115,447 |
| Total population | 228,567 |
| Under 5 years | 14,086 |
| 5 to 9 years | 14,040 |
| 10 to 14 years | 15,872 |
| 15 to 19 years | 15,083 |
| 20 to 24 years | 14,774 |
| 25 to 34 years | 30,718 |
| 35 to 44 years | 30,171 |
| 45 to 54 years | 28,395 |
| 55 to 59 years | 15,302 |
| 60 to 64 years | 13,762 |
| 65 to 74 years | 21,330 |
| 75 to 84 years | 10,125 |
| 85 years and over | 4,909 |
| Median age (years) | 37.9 |
| Under 18 years | 53,295 |
| 16 years and over | 181,857 |
| 18 years and over | 175,272 |
| 21 years and over | 166,576 |
| 62 years and over | 43,981 |
| 65 years and over | 36,364 |
| Total population | 228,567 |
| One race | 219,314 |
| White | 197,463 |
| Black or African American | 13,527 |
| American Indian and Alaska Native | 405 |
| Asian | 5,308 |
| Native Hawaiian and Other Pacific Islander | 384 |
| Some other race | 2,227 |
| Two or more races | 9,253 |
| Citizen, VOTING AGE 18 and over population | 169,843 |
| Male Citizen, VOTING AGE 18 and over population | 83,037 |
| Female Citizen, VOTING AGE 18 and over population | 86,806 |
Social characteristics in Linn County, Iowa
| Total households | 93,602 |
| Family households (families) | 44,649 |
| Married-couple family | 7,248 |
| Male householder, no wife present, family | 18,172 |
| Female householder, no husband present, family | 13,421 |
| Nonfamily households | 23,533 |
| Average household size | 25,403 |
| Average family size | 2.39 |
Economic characteristics in Linn County, Iowa
| Total households | 93,602 |
| Less than $10,000 | 3,141 |
| $10,000 to $14,999 | 2,915 |
| $15,000 to $24,999 | 7,071 |
| $25,000 to $34,999 | 8,030 |
| $35,000 to $49,999 | 11,406 |
| $50,000 to $74,999 | 17,753 |
| $75,000 to $99,999 | 13,462 |
| $100,000 to $149,999 | 15,814 |
| $150,000 to $199,999 | 7,306 |
| $200,000 or more | 6,704 |
| Median household income (dollars) | 70,360 |
Housing characteristics in Linn County, Iowa
| Total housing units | 100,404 |
| Occupied housing units | 93,602 |
| Vacant housing units | 6,802 |
| Total housing units | 100,404 |
| 1-unit, detached | 68,228 |
| 1-unit, attached | 5,330 |
| 2 units | 1,566 |
| 3 or 4 units | 4,216 |
| 5 to 9 units | 4,489 |
| 10 to 19 units | 6,832 |
| 20 or more units | 6,119 |
| Mobile home | 3,611 |
| Boat, RV, van, etc. | 13 |
| Total housing units | 100,404 |
| Built 2014 or later | 157 |
| Built 2010 to 2013 | 9,201 |
| Built 2000 to 2009 | 14,210 |
| Built 1990 to 1999 | 12,644 |
| Built 1980 to 1989 | 7,560 |
| Built 1970 to 1979 | 14,150 |
| Built 1960 to 1969 | 13,142 |
| Built 1950 to 1959 | 10,714 |
| Built 1940 to 1949 | 3,254 |
| Built 1939 or earlier | 15,372 |
| Total housing units | 100,404 |
| 1 room | 1,120 |
| 2 rooms | 2,100 |
| 3 rooms | 8,368 |
| 4 rooms | 14,386 |
| 5 rooms | 17,116 |
| 6 rooms | 15,984 |
| 7 rooms | 13,255 |
| 8 rooms | 10,564 |
| 9 rooms or more | 17,511 |
| Median rooms | 5.9 |
| Total housing units | 100,404 |
| No bedroom | 1,266 |
| 1 bedroom | 9,397 |
| 2 bedrooms | 26,048 |
| 3 bedrooms | 39,204 |
| 4 bedrooms | 18,487 |
| 5 or more bedrooms | 6,002 |
| Occupied housing units | 93,602 |
| Owner-occupied | 69,835 |
| Renter-occupied | 23,767 |
| Average household size of owner-occupied unit | 2.50 |
| Average household size of renter-occupied unit | 2.08 |
| Occupied housing units | 93,602 |
| Moved in 2017 or later | 10,259 |
| Moved in 2015 to 2016 | 26,672 |
| Moved in 2010 to 2014 | 18,149 |
| Moved in 2000 to 2009 | 19,817 |
| Moved in 1990 to 1999 | 9,384 |
| Moved in 1989 and earlier | 9,321 |
| Owner-occupied units | 69,835 |
| Less than $50,000 | 3,983 |
| $50,000 to $99,999 | 6,729 |
| $100,000 to $149,999 | 18,429 |
| $150,000 to $199,999 | 13,710 |
| $200,000 to $299,999 | 16,066 |
| $300,000 to $499,999 | 8,329 |
| $500,000 to $999,999 | 2,235 |
| $1,000,000 or more | 354 |
| Median (dollars) | 167,000 |
| Owner-occupied units | 69,835 |
| Housing units with a mortgage | 47,114 |
| Housing units without a mortgage | 22,721 |
| Occupied units paying rent | 22,847 |
| Less than $500 | 2,928 |
| $500 to $999 | 12,860 |
| $1,000 to $1,499 | 5,473 |
| $1,500 to $1,999 | 1,012 |
| $2,000 to $2,499 | 191 |
| $2,500 to $2,999 | 25 |
| $3,000 or more | 358 |
| Median (dollars) | 824 |
| No rent paid | 920 |
Demographic data for Linn County, IA and each city in the county. Lists of cities by population, wealth and poverty in Linn County, IA.
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