Onaga, KS demographics:
population, income, and more

Total population
727
6.9% year-over-year change
Median household income
$49,444/yr
7.4% year-over-year change
Housing units
367
5.5% year-over-year change

Onaga population

How many people live in Onaga

Onaga is home to 727 residents, according to the most recent Census data. Gender-wise, 48.6% of Onaga locals are male, and 51.4% are female.

Total population
727
6.9% year-over-year change
Gender ratio
Male
48.6%
353
Female
51.4%
374
Value Percent YoY change
Male 353 48.6% 11.7%
Female 374 51.4% 2.8%
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 Onaga is 53, with the population distributed as follows: about 13.5% are children under 15, then 8% are in the 15 to 24 age group. Adults between 25 and 44 make up 22.7% of the population, while another 23.5% fall into the 45 to 64 bracket. Finally, around 32.3% are 65 or older.

Median age
53.4
Age breakdown
Under 15
13.5%
15 to 24
8%
25 to 44
22.7%
45 to 64
23.5%
Over 65
32.3%
Value Percent YoY change
Under 15 98 13.5% 36.1%
15 to 24 58 8% 45.0%
25 to 44 165 22.7% 8.6%
45 to 64 171 23.5% -3.9%
Over 65 235 32.3% -1.3%
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 Onaga, 95.9% of the population are US-born citizens, while 0.7% have gained naturalized citizenship. At the same time, 3.4% of residents are non-citizens. There’s also a share of 2.8% that includes residents with two or more races.

Citizenship
U.S.-born citizens
95.9%
Non-U.S.-born citizens
0.7%
Non-citizens
3.4%
Value Percent YoY change
U.S.-born citizens 697 95.9% 7.2%
Non-U.S.-born citizens 5 0.7% -44.4%
Non-citizens 25 3.4% 19.1%
Racial breakdown
White
92.7%
Black or African American
0%
American Indian and Alaska Native
0.6%
Asian
4%
Native Hawaiian and other Pacific Islander
0%
Two or more races
2.8%
Other
0%
Value Percent
White 674 92.7%
American Indian and Alaska Native 4 0.6%
Asian 29 4%
Two or more races 20 2.8%

Households in Onaga

A peek inside Onaga households

Onaga has 294 households, with an average of 2 members in each. Of these, 49% are families, while the remaining 51% are made up of individuals living alone or with non-relatives, such as roommates.

Households stats

Total households
294
6.5% year-over-year change
Average people per household
2
Non-family households
150
Family households
144
Value Percent YoY change
Non-family households 150 51% 0.0%
Family households 144 49% 14.3%
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 Onaga

The housing landscape of Onaga

Onaga's housing consists of 367 units, with 81.5% being detached single-family homes ideal for those wanting space. Attached options, including duplexes and townhouses, make up 1.9% 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 1.1% of the housing landscape.

Housing units
367
5.5% year-over-year change
Housing types
Value Percent
1 unit, detached 299 81.5%
1 unit, attached 7 1.9%
2 units 5 1.4%
3 or 4 units 17 4.6%
10 to 19 units 18 4.9%
20 to 49 units 17 4.6%
Mobile home 4 1.1%
Homes built since 2020
18
% year-over-year change

The age of buildings in Onaga

In Onaga, the median construction year is 1948. About 42.8% of homes were built before the 1940s, with another 9.3% going up by 1949. Most development happened in the second half of the 20th century. Then, 1.6% of homes were added from 2000 to 2009, 1.1% between 2010 and 2019, and 4.9% are part of the newest wave of development.

Construction year breakdown by decade
Value Percent YoY change
Built in 1939 or earlier 157 42.8% 14.6%
Built between 1940 and 1949 34 9.3% 13.3%
Built between 1950 and 1959 25 6.8% -10.7%
Built between 1960 and 1969 16 4.4% -5.9%
Built between 1970 and 1979 49 13.4% 0.0%
Built between 1980 and 1989 39 10.6% -11.4%
Built between 1990 and 1999 19 5.2% 5.6%
Built between 2000 and 2009 6 1.6% 0.0%
Built between 2010 and 2019 4 1.1% -79.0%
Built in 2020 or later 18 4.9% N/A
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.

Onaga occupancy rates

Out of the 294 occupied housing units in Onaga, 57.1% are owner-occupied, while 42.9% are lived in by tenants. Meanwhile, 19.9% of all homes on the local market sit vacant.

Occupied housing units
294
6.5% year-over-year change
Occupancy breakdown
Renter occupied
126
Owner occupied
168
Value Percent YoY
change
Renter occupied 126 42.9% -9.3%
Owner occupied 168 57.1% 22.6%
Unoccupied housing units
19.9%
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.

Onaga housing costs

Housing costs in Onaga come to a median of $911 per month, while tenants specifically pay a median gross rent of $945.

Median housing costs per month
$911/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 Onaga
$945/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 Onaga

Onaga education at a glance

About 40.5% of the population in Onaga went to high school, while 21.2% pursued college studies. Another 6.4% earned an associate degree and 25.8% hold a bachelor’s. Meanwhile, 4.6% went even further, earning a master’s or doctorate.

Education level
Value Percent YoY change
No high school 9 1.5% -73.5%
High school diploma 245 40.5% -5.0%
College diploma 128 21.2% 39.1%
Associate degree 39 6.4% -4.9%
Bachelor's degree 156 25.8% 6.8%
Graduate degree 28 4.6% 86.7%
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 Onaga

How much people earn in Onaga

The average annual household income in Onaga was $70,123 in 2024, the most recent annual data available, according to the U.S. Census Bureau. This marked a +15% change from the previous year. At the same time, the median income stood at $49,444, reflecting a +7.4% shift over the same period.

Average household income in Onaga
$70,123/year
15.0% year-over-year change
Median household income in Onaga
$49,444/year
7.4% year-over-year change

Onaga income by age

In Onaga, households led by residents aged 25 to 44 — usually in the early to mid stages of their careers — have a median income of $108,750. Those with someone between 45 and 64 in charge, often well established professionally, earn $63,438 overall. Overall, 86.3% of the locals in this community live above the poverty line.

Income breakdown by age
Value YoY change
25 - 44 $108,750 16.0%
45 - 64 $63,438 26.4%
Over 65 $32,875 50.8%
Above poverty level
568
Below poverty level
90
Value Percent YoY
change
Above poverty level 568 86.3% 8.0%
Below poverty level 90 13.7% 15.4%

Average renter income in Onaga

To get a better sense of what renters earn on average in Onaga, their median household income was $32,778 according to 2022 Census data. In addition, the rent-to-income ratio in the area, at 34.6%, shows what portion of their earnings goes toward housing expenses.

Renter median household income
$32,778
Rent-to-income ratio
34.6%
Understanding the rent-to-income ratio can help renters gauge if local housing costs align with their earnings. A ratio under 30% usually signals affordability, while exceeding this mark means rent is taking a larger-than-recommended bite out of income. That could make it harder for you to cover other costs like transportation, healthcare, or child care.

Employment in Onaga

Workforce and job types in Onaga

The job market in Onaga is powered by 312 working residents, spread across a range of industries and roles. 75.3% of the working population are employed in professional or administrative positions, while 24.7% are in hands-on or service-based jobs. Also, 7.7% run their own businesses, 53.8% are employed by private companies, and 25% work in the public sector.

Workforce demographics

Working population
312
11.8% year-over-year change
White collar
235
Blue collar
77
Value Percent YoY change
White collar 235 75.3% 13.5%
Blue collar 77 24.7% 6.9%
Employer type
Self employees
7.7%
Private companies
53.8%
Governmental workers
25%
Not for profit companies
13.5%
Value Percent YoY change
Self employees 24 7.7% 41.2%
Private companies 168 53.8% 4.3%
Governmental workers 78 25% 16.4%
Not for profit companies 42 13.5% 23.5%
Unemployment rate
3.4%
57.1% year-over-year change

Available workforce

The unemployment rate in Onaga stands at 3.4%, 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 Onaga

How people get around in Onaga

Commuting methods vary: 84.3% 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 263 84.3% 11.4%
Walk 12 3.8% -25.0%
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 Onaga by zipcode?

Zipcode Population Number of households Median income Average income
66521 1,417 542 $61,250 $77,794

Explore more communities

FAQs about Onaga demographics 

What is the total population of Onaga?

Onaga has a total population of 727 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 +6.9% compared to a year ago.

What is the gender ratio in Onaga?

The gender ratio in Onaga is as follows:
  • 48.6% males (353 residents)
  • 51.4% females (374 residents)

What is the median age in Onaga?

The median age in Onaga is 53.4.

What is the age distribution of the population in Onaga?

The age distribution in Onaga is as follows:
  • Under 15: 13.5% (98 residents)
  • Ages 15-24: 8% (58 residents)
  • Ages 25-44: 22.7% (165 residents)
  • Ages 45-64: 23.5% (171 residents)
  • Over 65: 32.3% (235 residents)

What is the racial and ethnic makeup of Onaga?

The racial and ethnic makeup of Onaga is as follows:
  • White: 92.7% (674 residents)
  • Black or African American: 0% (0 residents)
  • American Indian and Alaska Native: 0.6% (4 residents)
  • Asian: 4% (29 residents)
  • Native Hawaiian and Other Pacific Islander: 0% (0 residents)
  • Two or More Races: 2.8% (20 residents)
  • Other: 0% (0 residents)

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

U.S.-born citizens represent 95.9% of the population in Onaga.

How many housing units are there in Onaga?

There are 367 housing units in Onaga, reflecting a +5.5% change compared to the previous year, according to the latest data from the U.S. Census Bureau.

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

Onaga has a total of 294 households, with an average of 2 people in each.

What is the median household income in Onaga?

Onaga has a median household income of $49,444, representing a +7.4% shift from the previous year, according to the U.S. Census Bureau.

What is the employment rate and job market overview for Onaga?

The employment rate is 96.6% in Onaga, with a workforce of 312 residents. Here’s a detailed breakdown of the local job market:

Job types:
  • White-collar workers: 75.3% (235 residents)
  • Blue-collar workers: 24.7% (77 residents)

Places of employment:
  • Self-employed: 7.7% (24 residents)
  • Private companies: 53.8% (168 residents)
  • Governmental workers: 25% (78 residents)
  • Not-for-profit companies: 13.5% (42 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