Onaga ZIP Codes — Pottawatomie County, KS

There is one unique ZIP code in Onaga, Kansas and it is 66521. Area code: 785.
1
ZIP codes
177.63
sq mi land
0.47
sq mi water
785
area code
Onaga, KS ZIP code map

About Onaga, KS

Onaga is a charming city located in Pottawatomie County, Kansas. It is known for its small-town essence and close-knit community, offering a welcoming atmosphere to both residents and visitors. The city’s rich history and scenic landscapes make it an intriguing place to explore.

Location & geography

Onaga is situated in the northeastern part of Kansas, surrounded by lush farmland and rolling hills. It is approximately 30 miles northwest of Topeka, the state capital, and about 15 miles south of the larger city of Manhattan. The total land area of Onaga encompasses 177.63 square miles, with a small water area of 0.47 square miles contributing to its natural beauty.

Community & economy

The community of Onaga is characterized by its friendly residents and a strong sense of local pride. Agriculture plays a significant role in the local economy, with many of the residents engaged in farming and related industries. Daily life in Onaga revolves around community events, local businesses, and a variety of recreational activities that reflect the city's rural heritage.

Transportation

Onaga is accessible via U.S. Highway 75, which connects it to other parts of the state. The nearest named airport is Manhattan Regional Airport, located about 20 miles to the west. Public transit options are limited, thus personal vehicles are the primary mode of transportation for residents.

History

Onaga was founded in the late 19th century and has since evolved into a hub for agriculture and small business. The city's establishment was driven by the growth of farming in the Pottawatomie County area, and it has seen various developments over the decades that shaped its local economy. Notable events in Onaga's history include annual fairs and community gatherings that celebrate its agricultural roots.

Did you know?

One surprising fact about Onaga is that the city features a unique blend of cultural influences, reflective of its diverse settlers. Additionally, it is home to several historical buildings that preserve the architectural heritage of the late 1800s.

ZIP codes for Onaga, KS (1)
ZIP code City County Map
66521 Onaga Pottawatomie View map

Demographics & statistics

1,417
Population
51.9
Median age
$55,682
Median household income
$31,262
Per capita income
$160,400
Median home value
$813
Median monthly rent
66.1%
Home ownership
10.6%
Poverty rate
1.2%
Unemployment
449
Housing units
29.4%
Bachelor's or higher

Age distribution

Male Female
30
Under 5
35
45
5–9
53
41
10–14
49
31
15–19
37
15
20–24
17
55
25–34
66
61
35–44
73
75
45–54
89
59
55–59
70
48
60–64
57
97
65–74
115
60
75–84
71
31
85+
37
← Male
Female →

Age summary

GroupCount%
Under 1829620.9%
18 and over1,12179.1%
65 and over41129.0%
Median age51.9 years

Race & ethnicity

White 88.4%
Two or more races 6%
Hispanic or Latino 3.1%
Asian 1.4%
American Indian / Alaska Native 1.1%
GroupCount%
White1,29288.4%
Two or more races886%
Hispanic or Latino453.1%
Asian211.4%
American Indian / Alaska Native161.1%

Household income

Under $10k 9.3%
$10k–$15k 4.4%
$15k–$25k 10.0%
$25k–$35k 6.1%
$35k–$50k 12.3%
$50k–$75k 17.8%
$75k–$100k 15.5%
$100k–$150k 13.6%
$150k–$200k 4.7%
$200k+ 6.3%
Range% of households
Under $10k9.3%
$10k–$15k4.4%
$15k–$25k10.0%
$25k–$35k6.1%
$35k–$50k12.3%
$50k–$75k17.8%
$75k–$100k15.5%
$100k–$150k13.6%
$150k–$200k4.7%
$200k+6.3%
Median income$55,682

Housing

Home values

Under $50k 14.6%
$50k–$100k 21.2%
$100k–$150k 12.0%
$150k–$200k 8.0%
$200k–$300k 26.9%
$300k–$500k 11.2%
$500k–$1M 2.9%
$1M+ 3.2%

Housing overview

MetricValue
Median home value$160,400
Median rent / month$813
Owner occupied66.1%
Renter occupied33.9%
Vacant15.9%
Single-family detached78.0%
Large apartment buildings3.3%
Mobile homes6.5%
Median rooms6.1
Avg household size (owned)2.89

Year built

Era%
2020 or later0.8%
2010–20194.6%
2000–20094.9%
1990–199913.2%
1980–198912.4%
1970–19799.9%
1960–19694.3%
1950–19595.3%
1940–19498.4%
1939 or earlier36.1%

Bedrooms

Size% of units
No bedroom (studio)3.2%
1 bedroom12.3%
2 bedrooms17.8%
3 bedrooms45.9%
4 bedrooms9.9%
5+ bedrooms11.0%

Vehicles per household

Vehicles% of households
No vehicle9.8%
1 vehicle22.7%
2 vehicles24.8%
3 or more42.6%

Heating fuel

Fuel type%
Utility gas37.7%
Electricity21.4%
Propane / LP gas35.8%
Wood3.6%
No fuel used0.6%

Households & families

Household typeCount%
Married-couple family30056.8%
Cohabiting couple193.6%
Male householder, no spouse6712.7%
Female householder, no spouse14226.9%
Households with children under 1813425.4%
Households with seniors (65+)23544.5%
Average household size2.50

Marital status

StatusMaleFemale
Never married16.5%17.3%
Married66.5%51.0%
Separated1.6%1.3%
Widowed2.7%18.6%
Divorced12.6%11.8%

Education

Less than 9th grade 2.6%
Some HS, no diploma 9.1%
HS graduate 37.5%
Some college, no degree 13.9%
Associate's degree 7.4%
Bachelor's degree 23.3%
Graduate / professional 6.1%
Metric%
HS diploma or higher88.3%
Bachelor's or higher29.4%

School enrollment (ages 3–17)

TypeCount%
Nursery / preschool228.1%
Kindergarten3011.1%
Elementary school13851.1%
High school6323.3%
College / grad school176.3%

Employment

Industry of employment

Education & healthcare 33.3%
Agriculture & mining 12.5%
Finance & real estate 8.3%
Public administration 8.0%
Construction 7.7%
Manufacturing 7.7%
Retail trade 6.8%
Transportation & utilities 4.5%
Wholesale trade 3.2%
Arts, food & hospitality 2.8%
Other services 2.5%
Professional & management 2.3%
Information 0.3%

Occupation

Category%
Management, business & arts42.0%
Service21.3%
Sales & office15.5%
Natural resources & construction9.0%
Production & transportation12.2%

Employment type

Type%
Private sector66.7%
Government19.8%
Self-employed13.5%
Unpaid family workers0.0%

Commute

Method%
Drive alone68.2%
Carpool15.7%
Public transit0.0%
Walk1.3%
Other means1.0%
Avg commute (minutes)24.1

Poverty

All people 10.6%
Under 18 years 8.2%
18 and over 11.3%
Married-couple families 8.0%
Female-led households 36.0%

Income support

Source% of households
Social Security43.2%
Retirement income22.0%
Supplemental Security1.9%
Cash public assistance0.6%
Food stamps / SNAP6.6%

Health indicators

Condition%
High blood pressure37.5%
High cholesterol36.3%
Heart disease7.6%
Stroke3.3%
Asthma8.8%
Arthritis26.9%
Kidney disease3.2%
Pulmonary disease6.9%
Cancer8.3%
Behavior / access%
Binge drinking16.4%
No physical activity22.7%
Less than 7 hrs sleep30.4%
Fair or poor health13.4%
Poor mental health12.7%
Poor physical health9.9%
No health insurance13.6%
Visited doctor (checkup)74.4%
Visited dentist68.7%
Cholesterol screening90.3%
Teeth loss12.6%

Veterans & disability

VeteransCount%
Civilian veterans978.7%
Disability%
Any disability21.0%
Under 183.7%
18–64 years13.2%
65 and over52.5%

Health insurance coverage

Type%
Private insurance77.8%
Public insurance35.7%
Uninsured under 190.0%

Language & origin

Language spoken at home (age 5+)

LanguageCount%
English only1,35295.4%
Spanish181.3%
Other Indo-European00.0%
Asian & Pacific Islander00.0%
Other languages181.3%

Place of birth & citizenship

OriginCount%
Native born (US)1,39598.4%
Born in same state1,39198.2%
Born in different state1,07575.9%
Foreign born40.3%
Naturalized citizen221.6%
Not a US citizen14.5%

Ancestry

AncestryCount%
Arab17512.4%
Italian15510.9%
French1117.8%
AncestryCount%
German342.4%
English141%
Polish40.3%

Technology access

Metric% of households
Computer access37.3%
Internet access83.9%

Source: U.S. Census Bureau, American Community Survey 2025 estimates.

Frequently asked questions
What ZIP codes does Onaga, KS have?
Onaga, KS has one ZIP code: 66521. Each ZIP code serves a distinct delivery area within the city and surrounding region.
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