Linn County, KS demographics:
population, income, and more

Total population
9,767
0.5% year-over-year change
Median household income
$59,069/yr
-0.2% year-over-year change
Housing units
5,222
0.8% year-over-year change

Linn County population

How many people live in Linn County

Linn County is home to 9,767 residents, according to the most recent Census data. Gender-wise, 51.1% of Linn County locals are male, and 48.9% are female.

Total population
9,767
0.5% year-over-year change
Gender ratio
Male
51.1%
4,995
Female
48.9%
4,772
Value Percent YoY change
Male 4,995 51.1% -0.5%
Female 4,772 48.9% 1.5%
A higher population often means more rental variety and livelier areas. The gender balance—how many men live here compared to women—can reveal a lot about the community and the lifestyles of its residents. Use this info to get a sense of the area's pace and personality.

Age demographics

The median age in Linn County is 46, with the population distributed as follows: about 17.8% are children under 15, then 10.8% are in the 15 to 24 age group. Adults between 25 and 44 make up 20.4% of the population, while another 28.2% fall into the 45 to 64 bracket. Finally, around 22.8% are 65 or older.

Median age
45.7
Age breakdown
Under 15
17.8%
15 to 24
10.8%
25 to 44
20.4%
45 to 64
28.2%
Over 65
22.8%
Value Percent YoY change
Under 15 1,737 17.8% 0.7%
15 to 24 1,051 10.8% -3.3%
25 to 44 1,993 20.4% -0.8%
45 to 64 2,759 28.2% 0.8%
Over 65 2,227 22.8% 2.9%
The age composition helps you get insight into who lives in the area. A younger population might mean a more active, fast-paced vibe, while an older one could suggest a quieter, slower lifestyle. If there's a balanced makeup, you’re likely to find a variety of services, housing types, and community spaces that cater to different life stages.

Racial makeup

In Linn County, 99% of the population are US-born citizens, while 0.8% have gained naturalized citizenship. At the same time, 0.2% of residents are non-citizens. As for race, 93.5% of locals are Caucasian, 1.4% are African American and 0.2% have Asian roots. Another 0.2% are Indigenous American, 0.1% are Pacific Islanders, while 0.8% identify as another race. There’s also a share of 3.7% that includes residents with two or more races.

Citizenship
U.S.-born citizens
99%
Non-U.S.-born citizens
0.8%
Non-citizens
0.2%
Value Percent YoY change
U.S.-born citizens 9,671 99% 0.2%
Non-U.S.-born citizens 73 0.8% 55.3%
Non-citizens 23 0.2% -20.7%
Racial breakdown
White
93.5%
Black or African American
1.4%
American Indian and Alaska Native
0.2%
Asian
0.2%
Native Hawaiian and other Pacific Islander
0.1%
Two or more races
3.7%
Other
0.8%
Value Percent
White 9,136 93.5%
Black or African American 142 1.4%
American Indian and Alaska Native 20 0.2%
Asian 24 0.2%
Native Hawaiian and other Pacific Islander 11 0.1%
Two or more races 361 3.7%
Other 73 0.8%

Households in Linn County

A peek inside Linn County households

Linn County has 4,348 households, with an average of 2 members in each. Of these, 65.4% are families, while the remaining 34.6% are made up of individuals living alone or with non-relatives, such as roommates.

Households stats

Total households
4,348
1.1% year-over-year change
Average people per household
2
Non-family households
1,505
Family households
2,843
Value Percent YoY change
Non-family households 1,505 34.6% 3.9%
Family households 2,843 65.4% -0.2%
The mix between family and non-family households gives a glimpse into daily life. A higher percentage of families might mean more parks and schools, while more non-family setups can mean flexible housing and diverse living styles. For renters, this can signal what kinds of homes are common and can help you figure out if the area matches your lifestyle.

Housing in Linn County

The housing landscape of Linn County

Linn County's housing consists of 5,222 units, with 81.2% being detached single-family homes ideal for those wanting space. Attached options, including duplexes and townhouses, make up 0.3% and offer a more compact, shared living style. Then there are the multifamily buildings in the area, and for those seeking flexibility, non-traditional options like mobile homes account for 12.3% of the housing landscape.

Housing units
5,222
0.8% year-over-year change
Housing types
Value Percent
1 unit, detached 4,242 81.2%
1 unit, attached 18 0.3%
2 units 32 0.6%
3 or 4 units 143 2.7%
5 to 9 units 44 0.8%
10 to 19 units 82 1.6%
50 or more units 9 0.2%
Mobile home 641 12.3%
Boat, RV, van, etc. 11 0.2%
Homes built since 2020
48
45.5% year-over-year change

The age of buildings in Linn County

In Linn County, the median construction year is 1983. About 19.2% of homes were built before the 1940s, with another 1.5% going up by 1949. Most development happened in the second half of the 20th century. Then, 16.4% of homes were added from 2000 to 2009, 9.1% between 2010 and 2019, and 0.9% are part of the newest wave of development.

Construction year breakdown by decade
Value Percent YoY change
Built in 1939 or earlier 1,005 19.2% -6.9%
Built between 1940 and 1949 79 1.5% 9.7%
Built between 1950 and 1959 211 4% 22.7%
Built between 1960 and 1969 211 4% 9.3%
Built between 1970 and 1979 905 17.3% -11.3%
Built between 1980 and 1989 574 11% -2.2%
Built between 1990 and 1999 858 16.4% 7.4%
Built between 2000 and 2009 854 16.4% 5.8%
Built between 2010 and 2019 477 9.1% 14.1%
Built in 2020 or later 48 0.9% 45.5%
As a renter, knowing when homes were built helps you understand the potential condition and design of rental units. Newer builds may have more contemporary layouts, while older homes can offer character or larger lots, depending on the area.

Linn County occupancy rates

Out of the 4,348 occupied housing units in Linn County, 81.1% are owner-occupied, while 18.9% are lived in by tenants. Meanwhile, 16.7% of all homes on the local market sit vacant.

Occupied housing units
4,348
1.1% year-over-year change
Occupancy breakdown
Renter occupied
820
Owner occupied
3,528
Value Percent YoY
change
Renter occupied 820 18.9% -6.7%
Owner occupied 3,528 81.1% 3.2%
Unoccupied housing units
16.7%
Unoccupied housing units refer to homes that are currently without residents—whether they're waiting for renters or owners, used seasonally, or simply unclaimed. A higher share of empty homes may mean more housing availability, while a low number can reflect a tighter market with more competition. This, along with the renter-vs.-owner mix, helps paint a clearer picture of what types of housing and services are likely to be available in the area.

Linn County housing costs

Housing costs in Linn County come to a median of $846 per month, while tenants specifically pay a median gross rent of $691.

Median housing costs per month
$846/month
This figure sums up typical monthly housing costs for all households in the area. If you own, it includes mortgage payments in addition to property taxes, insurance and HOA fees. If you rent, it accounts for rent plus extras like utilities. It’s useful for seeing how local living expenses stack up compared to other places.
Median gross rent in Linn County
$691/month
Gross rent gives a more complete look at what renters actually pay, including not just base rent, but also utilities and fees. It’s a key number for evaluating rental affordability in your area of interest and understanding how it compares to nearby locations.

Education in Linn County

Linn County education at a glance

About 42.7% of the population in Linn County went to high school, while 26.9% pursued college studies. Another 8.1% earned an associate degree and 14.6% hold a bachelor’s. Meanwhile, 6.4% went even further, earning a master’s or doctorate.

Education level
Value Percent YoY change
No high school 94 1.2% -10.5%
High school diploma 3,256 42.7% -3.2%
College diploma 2,051 26.9% 2.4%
Associate degree 615 8.1% 14.7%
Bachelor's degree 1,116 14.6% 1.7%
Graduate degree 489 6.4% 3.2%
A community’s education mix can offer insights into the local economy and housing market. Higher levels of education often align with more job opportunities and stable incomes, which can increase demand for homes and influence both rent prices and rental availability.

Income in Linn County

How much people earn in Linn County

The average annual household income in Linn County was $84,539 in 2024, the most recent annual data available, according to the U.S. Census Bureau. This marked a +2.8% change from the previous year. At the same time, the median income stood at $59,069, reflecting a -0.2% shift over the same period.

Average household income in Linn County
$84,539/year
2.8% year-over-year change
Median household income in Linn County
$59,069/year
-0.2% year-over-year change

Linn County income by age

In Linn County, households led by residents aged 25 to 44 — usually in the early to mid stages of their careers — have a median income of $82,298. Those with someone between 45 and 64 in charge, often well established professionally, earn $66,447 overall. Younger households, where the main provider is under 25 and just starting out, report a median income of $48,850, while those led by someone over 65, many of whom may be retired, have about $50,160 in earnings. Overall, 91.6% of the locals in this community live above the poverty line.

Income breakdown by age
Value YoY change
Under 25 $48,850 -8.7%
25 - 44 $82,298 5.3%
45 - 64 $66,447 -1.1%
Over 65 $50,160 4.0%
Above poverty level
8,750
Below poverty level
801
Value Percent YoY
change
Above poverty level 8,750 91.6% 3.1%
Below poverty level 801 8.4% -21.0%

Employment in Linn County

Workforce and job types in Linn County

The job market in Linn County is powered by 4,318 working residents, spread across a range of industries and roles. 68% of the working population are employed in professional or administrative positions, while 32% are in hands-on or service-based jobs. Also, 10.5% run their own businesses, 66.1% are employed by private companies, and 18.7% work in the public sector.

Workforce demographics

Working population
4,318
-1.4% year-over-year change
White collar
2,936
Blue collar
1,382
Value Percent YoY change
White collar 2,936 68% -2.9%
Blue collar 1,382 32% 2.1%
Employer type
Self employees
10.5%
Private companies
66.1%
Governmental workers
18.7%
Not for profit companies
4.8%
Value Percent YoY change
Self employees 452 10.5% -25.7%
Private companies 2,853 66.1% 8.0%
Governmental workers 808 18.7% -14.3%
Not for profit companies 205 4.8% 10.2%
Unemployment rate
4.4%
16.5% year-over-year change

Available workforce

The unemployment rate in Linn County stands at 4.4%, representing the share of the workforce currently without a job and actively looking for one.

For renters, the unemployment rate helps paint a picture of job security and financial stability in the area. Rates around 4% to 5% are considered typical. A lower-than-average rate might suggest strong job prospects and a thriving local economy, while a higher rate could hint at fewer opportunities—both useful to consider when planning a move.

Transportation in Linn County

How people get around in Linn County

Commuting methods vary: 88% of residents travel by personal vehicle and 2.3% prefer to walk, while the remaining share relies on public transit or on two wheelers to get from A to B.

Means of transportation
Value Percent YoY change
Car 3,721 88% 0.2%
Subway or elevated 25 0.6% N/A
Walk 96 2.3% -31.4%
Understanding how locals get to work can help you plan your own routine. High car usage might mean you’ll need a vehicle, while strong public transit or walkability could save you the hassle. Commute times also play a big role in quality of life—shorter trips can give you more time for the things you enjoy.

What is the median and average household income in Linn County by zipcode?

Zipcode Population Number of households Median income Average income
66072 1,211 474 $101,875 $152,224
66075 2,497 1,014 $62,407 $82,427
66767 374 171 $46,635 $134,942
66010 626 308 $44,318 $55,549
66014 599 206 $105,431 $96,176
66026 840 230 $77,857 $97,676
66033 672 385 $91,540 $81,801
66040 3,651 1,659 $56,323 $69,816
66056 1,383 685 $57,813 $71,607

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FAQs about Linn County demographics 

What is the total population of Linn County?

Linn County has a total population of 9,767 residents, according to the latest release from the U.S. Census Bureau: the 2019-2023 American Community Survey (ACS) 5-year estimates. This figure changed by +0.5% compared to a year ago.

What is the gender ratio in Linn County?

The gender ratio in Linn County is as follows:
  • 51.1% males (4,995 residents)
  • 48.9% females (4,772 residents)

What is the median age in Linn County?

The median age in Linn County is 45.7.

What is the age distribution of the population in Linn County?

The age distribution in Linn County is as follows:
  • Under 15: 17.8% (1,737 residents)
  • Ages 15-24: 10.8% (1,051 residents)
  • Ages 25-44: 20.4% (1,993 residents)
  • Ages 45-64: 28.2% (2,759 residents)
  • Over 65: 22.8% (2,227 residents)

What is the racial and ethnic makeup of Linn County?

The racial and ethnic makeup of Linn County is as follows:
  • White: 93.5% (9,136 residents)
  • Black or African American: 1.4% (142 residents)
  • American Indian and Alaska Native: 0.2% (20 residents)
  • Asian: 0.2% (24 residents)
  • Native Hawaiian and Other Pacific Islander: 0.1% (11 residents)
  • Two or More Races: 3.7% (361 residents)
  • Other: 0.8% (73 residents)

What percentage of the population in Linn County are U.S.-born citizens?

U.S.-born citizens represent 99% of the population in Linn County.

How many housing units are there in Linn County?

There are 5,222 housing units in Linn County, reflecting a +0.8% change compared to the previous year, according to the latest data from the U.S. Census Bureau.

How many households are in Linn County and what is the average household size?

Linn County has a total of 4,348 households, with an average of 2 people in each.

What is the median household income in Linn County?

Linn County has a median household income of $59,069, representing a -0.2% shift from the previous year, according to the U.S. Census Bureau.

What is the employment rate and job market overview for Linn County?

The employment rate is 95.6% in Linn County, with a workforce of 4,318 residents. Here’s a detailed breakdown of the local job market:

Job types:
  • White-collar workers: 68% (2,936 residents)
  • Blue-collar workers: 32% (1,382 residents)

Places of employment:
  • Self-employed: 10.5% (452 residents)
  • Private companies: 66.1% (2,853 residents)
  • Governmental workers: 18.7% (808 residents)
  • Not-for-profit companies: 4.8% (205 residents)

Data source & methodology

The demographic data on this page was sourced from the latest U.S. Census Bureau release—the 2019–2023 American Community Survey (ACS) 5-year estimates.

The information, issued annually, is compiled and published by the Point2Homes Research Team as soon as new data becomes available.

No representation, guarantee, or warranty is made concerning the accuracy or completeness of modified or aggregated information for particular areas.

Page last updated: September 2025