Jefferson County, Iowa demographics
Population: 15,846
Median age: 41.6
Median household income: 47,950
Demographics, population, home values, social and economic characteristics of Jefferson County, Iowa.
Population
| 2021 | 15,846 |
| 2020 | 18,153 |
| 2019 | 18,148 |
| 2018 | 18,077 |
| 2017 | 17,945 |
| 2016 | 17,662 |
| 2015 | 17,318 |
| 2014 | 17,102 |
| 2013 | 16,800 |
| 2012 | 16,791 |
| 2011 | 16,721 |
| 2010 | 16,643 |
| 2009 | 15,496 |
Jefferson County, IA cities
Batavia city - 597
Coppock city - 29
Fairfield city - 9,653
Libertyville city - 323
Lockridge city - 444
Maharishi Vedic City city - 379
Packwood city - 500
Pleasant Plain city - 87
Census data for Jefferson County, Iowa
Demographic and housing estimates in Jefferson County, Iowa
| Total population | 15,846 |
| Male | 8,116 |
| Female | 7,730 |
| Total population | 15,846 |
| Under 5 years | 850 |
| 5 to 9 years | 991 |
| 10 to 14 years | 803 |
| 15 to 19 years | 737 |
| 20 to 24 years | 993 |
| 25 to 34 years | 2,272 |
| 35 to 44 years | 1,777 |
| 45 to 54 years | 1,657 |
| 55 to 59 years | 1,042 |
| 60 to 64 years | 1,141 |
| 65 to 74 years | 2,451 |
| 75 to 84 years | 753 |
| 85 years and over | 379 |
| Median age (years) | 41.6 |
| Under 18 years | 3,206 |
| 16 years and over | 12,972 |
| 18 years and over | 12,640 |
| 21 years and over | 12,245 |
| 62 years and over | 4,325 |
| 65 years and over | 3,583 |
| Total population | 15,846 |
| One race | 15,361 |
| White | 13,208 |
| Black or African American | 1,058 |
| American Indian and Alaska Native | 11 |
| Asian | 986 |
| Native Hawaiian and Other Pacific Islander | 0 |
| Some other race | 98 |
| Two or more races | 485 |
| Citizen, VOTING AGE 18 and over population | 11,291 |
| Male Citizen, VOTING AGE 18 and over population | 5,623 |
| Female Citizen, VOTING AGE 18 and over population | 5,668 |
Social characteristics in Jefferson County, Iowa
| Total households | 6,688 |
| Family households (families) | 2,921 |
| Married-couple family | 462 |
| Male householder, no wife present, family | 1,584 |
| Female householder, no husband present, family | 1,190 |
| Nonfamily households | 1,721 |
| Average household size | 2,484 |
| Average family size | 2.24 |
Economic characteristics in Jefferson County, Iowa
| Total households | 6,688 |
| Less than $10,000 | 616 |
| $10,000 to $14,999 | 392 |
| $15,000 to $24,999 | 605 |
| $25,000 to $34,999 | 761 |
| $35,000 to $49,999 | 1,093 |
| $50,000 to $74,999 | 1,039 |
| $75,000 to $99,999 | 954 |
| $100,000 to $149,999 | 821 |
| $150,000 to $199,999 | 134 |
| $200,000 or more | 273 |
| Median household income (dollars) | 47,950 |
Housing characteristics in Jefferson County, Iowa
| Total housing units | 7,649 |
| Occupied housing units | 6,688 |
| Vacant housing units | 961 |
| Total housing units | 7,649 |
| 1-unit, detached | 5,407 |
| 1-unit, attached | 253 |
| 2 units | 224 |
| 3 or 4 units | 480 |
| 5 to 9 units | 147 |
| 10 to 19 units | 133 |
| 20 or more units | 181 |
| Mobile home | 824 |
| Boat, RV, van, etc. | 0 |
| Total housing units | 7,649 |
| Built 2014 or later | 0 |
| Built 2010 to 2013 | 234 |
| Built 2000 to 2009 | 919 |
| Built 1990 to 1999 | 937 |
| Built 1980 to 1989 | 706 |
| Built 1970 to 1979 | 846 |
| Built 1960 to 1969 | 818 |
| Built 1950 to 1959 | 556 |
| Built 1940 to 1949 | 334 |
| Built 1939 or earlier | 2,299 |
| Total housing units | 7,649 |
| 1 room | 218 |
| 2 rooms | 172 |
| 3 rooms | 636 |
| 4 rooms | 1,319 |
| 5 rooms | 1,289 |
| 6 rooms | 1,268 |
| 7 rooms | 1,038 |
| 8 rooms | 563 |
| 9 rooms or more | 1,146 |
| Median rooms | 5.7 |
| Total housing units | 7,649 |
| No bedroom | 243 |
| 1 bedroom | 797 |
| 2 bedrooms | 2,465 |
| 3 bedrooms | 2,866 |
| 4 bedrooms | 1,014 |
| 5 or more bedrooms | 264 |
| Occupied housing units | 6,688 |
| Owner-occupied | 4,344 |
| Renter-occupied | 2,344 |
| Average household size of owner-occupied unit | 2.28 |
| Average household size of renter-occupied unit | 2.15 |
| Occupied housing units | 6,688 |
| Moved in 2017 or later | 550 |
| Moved in 2015 to 2016 | 1,884 |
| Moved in 2010 to 2014 | 1,062 |
| Moved in 2000 to 2009 | 1,446 |
| Moved in 1990 to 1999 | 919 |
| Moved in 1989 and earlier | 827 |
| Owner-occupied units | 4,344 |
| Less than $50,000 | 624 |
| $50,000 to $99,999 | 1,226 |
| $100,000 to $149,999 | 716 |
| $150,000 to $199,999 | 655 |
| $200,000 to $299,999 | 645 |
| $300,000 to $499,999 | 430 |
| $500,000 to $999,999 | 46 |
| $1,000,000 or more | 2 |
| Median (dollars) | 119,500 |
| Owner-occupied units | 4,344 |
| Housing units with a mortgage | 2,045 |
| Housing units without a mortgage | 2,299 |
| Occupied units paying rent | 2,019 |
| Less than $500 | 321 |
| $500 to $999 | 1,089 |
| $1,000 to $1,499 | 599 |
| $1,500 to $1,999 | 10 |
| $2,000 to $2,499 | 0 |
| $2,500 to $2,999 | 0 |
| $3,000 or more | 0 |
| Median (dollars) | 793 |
| No rent paid | 325 |
Demographic data for Jefferson County, IA and each city in the county. Lists of cities by population, wealth and poverty in Jefferson County, IA.
Links