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

Total population
2,726
-0.7% year-over-year change
Median household income
$53,870/yr
3.5% year-over-year change
Housing units
1,634
-0.6% year-over-year change

Decatur County population

How many people live in Decatur County

Decatur County is home to 2,726 residents, according to the most recent Census data. Gender-wise, 51.1% of Decatur County locals are male, and 48.9% are female.

Total population
2,726
-0.7% year-over-year change
Gender ratio
Male
51.1%
1,394
Female
48.9%
1,332
Value Percent YoY change
Male 1,394 51.1% -2.6%
Female 1,332 48.9% 1.3%
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 Decatur County is 50, with the population distributed as follows: about 18.8% are children under 15, then 3.2% are in the 15 to 24 age group. Adults between 25 and 44 make up 24.5% of the population, while another 23.9% fall into the 45 to 64 bracket. Finally, around 29.8% are 65 or older.

Median age
50.1
Age breakdown
Under 15
18.8%
15 to 24
3.2%
25 to 44
24.5%
45 to 64
23.9%
Over 65
29.8%
Value Percent YoY change
Under 15 511 18.8% 13.8%
15 to 24 86 3.2% -31.2%
25 to 44 667 24.5% -2.2%
45 to 64 651 23.9% -5.1%
Over 65 811 29.8% 0.9%
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 Decatur County, 97.4% of the population are US-born citizens, while 1.1% have gained naturalized citizenship. At the same time, 1.5% of residents are non-citizens. There’s also a share of 3.8% that includes residents with two or more races.

Citizenship
U.S.-born citizens
97.4%
Non-U.S.-born citizens
1.1%
Non-citizens
1.5%
Value Percent YoY change
U.S.-born citizens 2,656 97.4% -0.7%
Non-U.S.-born citizens 29 1.1% 0.0%
Non-citizens 41 1.5% -4.7%
Racial breakdown
White
92.7%
Black or African American
1.1%
American Indian and Alaska Native
0.5%
Asian
0%
Native Hawaiian and other Pacific Islander
0%
Two or more races
3.8%
Other
1.8%
Value Percent
White 2,527 92.7%
Black or African American 31 1.1%
American Indian and Alaska Native 14 0.5%
Two or more races 105 3.8%
Other 49 1.8%

Households in Decatur County

A peek inside Decatur County households

Decatur County has 1,327 households, with an average of 2 members in each. Of these, 55.8% are families, while the remaining 44.2% are made up of individuals living alone or with non-relatives, such as roommates.

Households stats

Total households
1,327
-3.4% year-over-year change
Average people per household
2
Non-family households
586
Family households
741
Value Percent YoY change
Non-family households 586 44.2% -2.2%
Family households 741 55.8% -4.3%
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 Decatur County

The housing landscape of Decatur County

Decatur County's housing consists of 1,634 units, with 92.8% being detached single-family homes ideal for those wanting space. Attached options, including duplexes and townhouses, make up 1.1% 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 2.9% of the housing landscape.

Housing units
1,634
-0.6% year-over-year change
Housing types
Value Percent
1 unit, detached 1,517 92.8%
1 unit, attached 18 1.1%
2 units 8 0.5%
3 or 4 units 14 0.9%
5 to 9 units 12 0.7%
10 to 19 units 18 1.1%
Mobile home 47 2.9%
Homes built since 2020
0
% year-over-year change

The age of buildings in Decatur County

In Decatur County, the median construction year is 1953. About 33.5% of homes were built before the 1940s, with another 11.8% going up by 1949. Most development happened in the second half of the 20th century.

Construction year breakdown by decade
Value Percent YoY change
Built in 1939 or earlier 547 33.5% 0.7%
Built between 1940 and 1949 192 11.8% 2.1%
Built between 1950 and 1959 227 13.9% 6.1%
Built between 1960 and 1969 193 11.8% -11.1%
Built between 1970 and 1979 244 14.9% 6.1%
Built between 1980 and 1989 92 5.6% -24.6%
Built between 1990 and 1999 36 2.2% -10.0%
Built between 2000 and 2009 83 5.1% 18.6%
Built between 2010 and 2019 20 1.2% 5.3%
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.

Decatur County occupancy rates

Out of the 1,327 occupied housing units in Decatur County, 77.7% are owner-occupied, while 22.3% are lived in by tenants. Meanwhile, 18.8% of all homes on the local market sit vacant.

Occupied housing units
1,327
-3.4% year-over-year change
Occupancy breakdown
Renter occupied
296
Owner occupied
1,031
Value Percent YoY
change
Renter occupied 296 22.3% 4.6%
Owner occupied 1,031 77.7% -5.4%
Unoccupied housing units
18.8%
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.

Decatur County housing costs

Housing costs in Decatur County come to a median of $659 per month, while tenants specifically pay a median gross rent of $676.

Median housing costs per month
$659/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 Decatur County
$676/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 Decatur County

Decatur County education at a glance

About 33.2% of the population in Decatur County went to high school, while 28.6% pursued college studies. Another 10.4% earned an associate degree and 20.1% hold a bachelor’s. Meanwhile, 6.5% went even further, earning a master’s or doctorate.

Education level
Value Percent YoY change
No high school 27 1.2% -3.6%
High school diploma 716 33.2% -5.2%
College diploma 617 28.6% 13.4%
Associate degree 224 10.4% -16.4%
Bachelor's degree 433 20.1% -8.8%
Graduate degree 141 6.5% 9.3%
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 Decatur County

How much people earn in Decatur County

The average annual household income in Decatur County was $70,420 in 2024, the most recent annual data available, according to the U.S. Census Bureau. This marked a -1.9% change from the previous year. At the same time, the median income stood at $53,870, reflecting a +3.5% shift over the same period.

Average household income in Decatur County
$70,420/year
-1.9% year-over-year change
Median household income in Decatur County
$53,870/year
3.5% year-over-year change

Decatur County income by age

In Decatur County, households led by residents aged 25 to 44 — usually in the early to mid stages of their careers — have a median income of $69,583. Those with someone between 45 and 64 in charge, often well established professionally, earn $67,981 overall. Overall, 87.3% of the locals in this community live above the poverty line.

Income breakdown by age
Value YoY change
25 - 44 $69,583 -11.4%
45 - 64 $67,981 2.7%
Over 65 $50,345 17.6%
Above poverty level
2,309
Below poverty level
337
Value Percent YoY
change
Above poverty level 2,309 87.3% -0.0%
Below poverty level 337 12.7% -1.8%

Employment in Decatur County

Workforce and job types in Decatur County

The job market in Decatur County is powered by 1,283 working residents, spread across a range of industries and roles. 75.5% of the working population are employed in professional or administrative positions, while 24.5% are in hands-on or service-based jobs. Also, 26.3% run their own businesses, 48.7% are employed by private companies, and 19.6% work in the public sector.

Workforce demographics

Working population
1,283
-6.7% year-over-year change
White collar
969
Blue collar
314
Value Percent YoY change
White collar 969 75.5% -7.5%
Blue collar 314 24.5% -4.3%
Employer type
Self employees
26.3%
Private companies
48.7%
Governmental workers
19.6%
Not for profit companies
5.3%
Value Percent YoY change
Self employees 338 26.3% -10.6%
Private companies 625 48.7% -7.3%
Governmental workers 252 19.6% -3.5%
Not for profit companies 68 5.3% 9.7%
Unemployment rate
4.1%
3.8% year-over-year change

Available workforce

The unemployment rate in Decatur County stands at 4.1%, 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 Decatur County

How people get around in Decatur County

Commuting methods vary: 77.3% of residents travel by personal vehicle and 3.8% 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 982 77.3% 3.0%
Bus or trolleybus 46 3.6% -6.1%
Walk 48 3.8% -36.0%
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 Decatur County by zipcode?

Zipcode Population Number of households Median income Average income
67629 33 17 $74,250 $75,247
67635 136 69 $0 $53,858
67643 194 102 $0 $75,331
67653 232 93 $53,281 $61,190
67749 2,209 1,060 $54,000 $69,107
67757 466 197 $57,750 $77,259

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FAQs about Decatur County demographics 

What is the total population of Decatur County?

Decatur County has a total population of 2,726 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 -0.7% compared to a year ago.

What is the gender ratio in Decatur County?

The gender ratio in Decatur County is as follows:
  • 51.1% males (1,394 residents)
  • 48.9% females (1,332 residents)

What is the median age in Decatur County?

The median age in Decatur County is 50.1.

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

The age distribution in Decatur County is as follows:
  • Under 15: 18.8% (511 residents)
  • Ages 15-24: 3.2% (86 residents)
  • Ages 25-44: 24.5% (667 residents)
  • Ages 45-64: 23.9% (651 residents)
  • Over 65: 29.8% (811 residents)

What is the racial and ethnic makeup of Decatur County?

The racial and ethnic makeup of Decatur County is as follows:
  • White: 92.7% (2,527 residents)
  • Black or African American: 1.1% (31 residents)
  • American Indian and Alaska Native: 0.5% (14 residents)
  • Asian: 0% (0 residents)
  • Native Hawaiian and Other Pacific Islander: 0% (0 residents)
  • Two or More Races: 3.8% (105 residents)
  • Other: 1.8% (49 residents)

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

U.S.-born citizens represent 97.4% of the population in Decatur County.

How many housing units are there in Decatur County?

There are 1,634 housing units in Decatur County, reflecting a -0.6% change compared to the previous year, according to the latest data from the U.S. Census Bureau.

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

Decatur County has a total of 1,327 households, with an average of 2 people in each.

What is the median household income in Decatur County?

Decatur County has a median household income of $53,870, representing a +3.5% shift from the previous year, according to the U.S. Census Bureau.

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

The employment rate is 95.9% in Decatur County, with a workforce of 1,283 residents. Here’s a detailed breakdown of the local job market:

Job types:
  • White-collar workers: 75.5% (969 residents)
  • Blue-collar workers: 24.5% (314 residents)

Places of employment:
  • Self-employed: 26.3% (338 residents)
  • Private companies: 48.7% (625 residents)
  • Governmental workers: 19.6% (252 residents)
  • Not-for-profit companies: 5.3% (68 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