Pottawatomie County Fair Pavilion, 1921
Onaga’s story
149 years in pictures
The archive holds 1 old photo or paper going back to 1921.
- 1877Onaga is settled
OnagaKS
A town of 683, settled in 1877.
Population
683
2025 Census estimate · +0% since 2020
Typical home
$117K
+7% in a year
Household income
$49K
median
Median age
53.4
years
Jobs based here
440
A job hub
Is Onaga a good place to live?
Onaga’s age of the median resident is 53.4 years, above both the Kansas town median (38.1 years) and the median of U.S. towns (40.5 years). Only 3 of the 152 Kansas towns we compare have a lower January low than Onaga. Onaga has fewer than 1,000 residents, too few for fair grades; the figures below are still real.
Small town
683 people, and everyone knows the way
In a town this size, neighbors are the best guide. Ask them anything.
Nearby towns
Getting set up
The full setup list →Moving to Onaga: who provides what
Who provides power, water and the rest in Onaga, and how to reach them.
PowerEvergy14.6¢/kWh · EIA 2025HIFLD · EIA
WaterCity of Onaga water systemNo health-based violations in 5 years · EPAEPA
Internet1 providers100% of addresses get 100/20 MbpsFCC
Trash & dumpNot on file yetWe don’t have Onaga’s trash rules yet
SchoolsOnaga-Havensville-Wheaton Unified School District 322Which school depends on your addressNCES
Register to voteOnlineIn Kansas you can register online until 21 days before Election Day, in person until 21 days before Election Day, or by mail (postmarked 21 days before).vote.govWho runs elections herePottawatomie County ClerkPottawatomie County; contacts on the Handbook page.FVAP, Sep 2024
ZIP code6652166521 100%Census 2020
EPA SDWIS (Oct 9, 2026) · HIFLD + EIA-861 2025 · Census 2020 ZCTAs · NCES 2024–25 · registration: vote.gov, updated Nov 18, 2024.
The data
Ordered by what stands out in Onaga.
Work & commute
Onaga has 1.6 jobs for every working resident, and 415 people commute in
Employers in Onaga added 48 jobs between 2013 and 2023, to 440. Just 9% of the town’s working residents have a job in town. The share of residents in Onaga who live below the poverty line: 14%. Even so, only 6 of the 152 Kansas towns we compare have a lower middle household income than Onaga.
9%work in town
| Onaga | Kansas towns | U.S. towns | |
|---|---|---|---|
| Median household income | $49,000 | $73,000 | $80,000 |
| Below the poverty line | 14% | 9.1% | 9.6% |
| Average trip to work | 19 minutes | 20 minutes | 25 minutes |
| Working residents who work in town | 8.9% | 15% | 8% |
Where working residents work
In Onaga9%
Manhattan20%
Westmoreland12%
Topeka8%
Wamego7%
29 mi
median commute distance
440
jobs based in Onaga
A job hub
jobs vs. working residents
Census LEHD 2023 · ACS
Housing
The typical home in Onaga: about $117K
Typical home values rose 7% in the year to September 2026. 57% of Onaga households own their home. For Onaga, the rent at the middle of the market is $945 a month.
$117KZillow home value
| Onaga | Kansas towns | U.S. towns | |
|---|---|---|---|
| Households that own their home | 57% | 72% | 73% |
| Median rent | $945 a month | $975 a month | $1,185 a month |
Typical home value
Onaga$117K
Kansas$246K
+7%
value change, 1 year
1
homes sold in May
Census ACS, 2020–24 · Zillow Home Value Index · Redfin Data Center
Who lives here
Onaga is older than the Kansas average
Only 9 of the 152 Kansas towns we compare have a lower share of children under 18 than Onaga. People 65 and older are nearly a third of residents (17% statewide); children under 18 are 17% of residents (24% statewide). Kansas has 36% of adults 25 and older with a bachelor’s degree or more; here it is 32%.
53.4median age · KS 37.4
| Onaga | Kansas towns | U.S. towns | |
|---|---|---|---|
| Under 18 | 17% | 24% | 22% |
| Bachelor’s degree or more, 25+ | 32% | 29% | 29% |
OnagaKansasUnited States
Ages · share of residents
20%
Education · adults 25 and older
No diploma3%
High school39%
Some college20%
Associate’s5%
Bachelor’s27%
Graduate5%
Women and men · all residents
51% women, 49% men
That’s an even split within the survey’s margin of ±6.6 points. Across Kansas, 49.8% of residents are women.
| Onaga | KS | U.S. | |
|---|---|---|---|
| Under 10 | 6.9% | 12.5% | 11.6% |
| 10 to 17 | 9.9% | 11.3% | 10.3% |
| 18 to 24 | 4.7% | 10.2% | 9.1% |
| 25 to 34 | 13.8% | 12.9% | 13.7% |
| 35 to 44 | 8.9% | 12.9% | 13.2% |
| 45 to 54 | 7.2% | 11.2% | 12.2% |
| 55 to 64 | 16.4% | 12.2% | 12.7% |
| 65 to 74 | 12.7% | 10.1% | 10.2% |
| 75 and older | 19.7% | 6.9% | 7% |
| No diploma | 3.3% | 8% | 10.4% |
| High school | 39.2% | 25.4% | 26% |
| Some college | 20.1% | 21.8% | 19.1% |
| Associate’s | 5.1% | 9.1% | 8.8% |
| Bachelor’s | 27.3% | 22.2% | 21.6% |
| Graduate | 4.9% | 13.4% | 14.1% |
U.S. Census Bureau · ACS 2020-2024 5-year estimates · in a town of 700, single groups can be off by several points
Natural hazards
Top of a high hazard risk in Onaga: inland flooding
FEMA puts 35% of Onaga’s expected hazard losses down to inland flooding, and 33% to wildfires. On expected storm and flood damage, Onaga sits above 72% of U.S. communities. Federal aid has come to Onaga households in 2 declared disasters; the latest was in 2007.
72risk score of 100
FEMA risk score
Inland floodingWildfireTornadoes
2
federal disasters paid out here
FEMA disaster declarations and aid · FEMA National Risk Index · OpenFEMA
Climate
Four seasons and hot summers in Onaga
July afternoons reach 89°, January nights drop to 17° and about 15 inches of snow falls in a winter.
15″snow a winter
Typical low → high °F
Winter19–41°
Spring41–65°
Summer65–87°
Fall43–67°
Oct 19
typical first frost
Apr 19
typical last frost
+0.7°
vs. the 20th-century average
NOAA U.S. Climate Normals, 1991–2020
Health
How healthy Onaga is
Two figures for adults in Onaga: 39% have high blood pressure, 15% binge drink. CDC measures, 32 in all: Onaga beats Kansas on 3 and trails on 6. Also worth knowing: 19% of adults have been diagnosed with depression locally.
| Onaga | Kansas towns | U.S. towns | |
|---|---|---|---|
| Depression (CDC PLACES) | 19% | 22% | 23% |
| High blood pressure (CDC PLACES) | 39% | 34% | 35% |
| Binge drink (CDC PLACES) | 15% | 16% | 16% |
| Frequent mental distress (CDC PLACES) | 15% | 17% | 17% |
32 measures vs. Kansas
3 better23 too close to call6 worse
| What stands out | Onaga | KS |
|---|---|---|
| Fewer adults facing housing insecurity | 8.9% | 11.2% |
| Fewer adults facing a utility shut-off | 6.7% | 8.2% |
| More older adults who have lost all their teeth | 15.7% | 11.3% |
Community Hospital, Onaga and St. Marys Campus
0.4 mi away · emergency room
1 of 3
care shortages: mental health
CDC PLACES 2025 · modeled estimates for adults · CMS · HRSA
Keep exploring
Everything we know about Onaga
17pages on Onaga
The big questions
Out and about
The story
After high school
Colleges nearby
None within 15 miles of Onaga; the nearest are
Kansas State UniversityUniversity or college · Public · Manhattan30.2 mi$11,221 in-state tuitionManhattan Area Technical CollegeCommunity college · Public · Manhattan31.2 mi$9,844 in-state tuition
About 2 of every 100 Onaga residents are enrolled in college, against 7 across Kansas.
A job hub
Every workday, about 415 people come to Onaga for work
Where Onaga’s working residents go each day. Line width shows the share.
440jobs based in Onaga
9%of working residents work in town
29 mimedian commute distance
Census LEHD 2023
About Onaga
City in Pottawatomie County, Kansas
Onaga is a city in Pottawatomie County, Kansas, United States. As of the 2020 census, the population of the city was 679.
From Wikipedia, licensed CC BY-SA 4.0 · facts via Wikidata (CC0)
- Area
- 0.6 sq mi
- Elevation
- 1,102 ft
- ZIP code
- 66521
- Area code
- 785
Questions about Onaga
Short answers, built from the data on this page.
Is Onaga, KS a good place to live?
Onaga has fewer than 1,000 residents, too few for fair grades; the figures below are still real.
What is Onaga, KS known for?
2 notable people were born here, including Si Griffis and Reed Chambers.