ZIP Codes of Kiowa County, KS

Population & People
Population & People
Total Population
2,518
Household Income
Household Income
Median Income
$79,039
Housing
Housing
Total Housing Units
1,185
Business & Economy
Business & Economy
Total Businesses
74
Employment
Employment
Employment Rate
63.28%
Education
Education
Bachelor's Degree+
28.03%
Source: U.S. Census ACS 2024 5-Year Estimates · rolled up across the 3 ZIPs in this county.
Data Last Updated: July 1, 2026
ZIP Codes:3 ZIP Codes (3 Standard, 0 PO Box, 0 Unique) [See All]
Area Code:620
Timezone:Central (GMT -06:00)
Local Time:11:53:30 PM
Population:2,518 [See All]
FIPS:20097
Land Area:704 sq mi
Water Area:0 sq mi
Coordinates:37.5912, -99.2949
Quick Link:
https://www.zip-codes.com/county/ks-kiowa.asp
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Kansas's #91 most populous county
2,518 residents across 3 ZIPs — #91 of 106 Kansas counties.

Standout ZIPs in this County


Most Populous
Greensburg · 1,251 people
49.7% of county total
Highest Income
Mullinville · $92,533 median
1.2× county average
Largest Land Area
Haviland · 294.2 sq mi
Spans the most ground
Fastest Growth
Greensburg · 3.1% (10-yr)
1,213 → 1,251 residents
Most Educated
— no education data

Things worth knowing about Kiowa County


2,518 residents live across 3 ZIPs covering 704 sq mi, served by 3 distinct USPS-recognized cities.

Population moved from 2,641 to 2,518 from 2014 to 2024 — a -4.7% change. 1 ZIPs gained residents, 2 lost.

The county's wealthiest ZIP 67109 (Mullinville, $92,533 median) and poorest ZIP 67054 (Greensburg, $71,250) are 8.3 miles apart — a 1.3× income gap across local geography.

Median home values vary 1.9× across this county — from $103,400 in 67109 (Mullinville) to $194,900 in 67054 (Greensburg).

Density varies across the county — from 2 people/sq mi in 67109 (Mullinville) to 6 in 67054 (Greensburg).

Educational attainment ranges from 25.7% bachelor's+ in 67054 (Greensburg) to 32.0% in 67059 (Haviland) — the breadth of educational profiles across the area.

Within Kansas, this is the #91 most populous of 106 counties and ranks #14 for median household income .

Weighted by population, the typical household earns about $74,853 across the county — reflecting what a typical resident sees, not a simple ZIP average.

28.0% of adults age 25+ hold a bachelor's degree or higher (472 of 1,684 reporting).

3 Standard delivery, 0 PO Box only, 0 single-entity Unique ZIPs serve this county.

Stories about Kiowa County


Big & sparse

A frontier county — vast land area with only a few residents per square mile. Daily life looks very different here than in the country's denser counties.

Total area
704
square miles
Avg density
3.6
people per sq mi
Population
2,518
across 3 ZIPs
Haviland
294.2 sq mi
932 residents
Greensburg
212.5 sq mi
1,251 residents
Mullinville
197.4 sq mi
335 residents

All ZIP Codes in Kiowa County


ZIPCityTypePopulationMedian IncomeArea (sq mi)10-yr Growth
67054GreensburgStandard1,251$71,250212.53.1%
67059HavilandStandard932$73,333294.2-8.3%
67109MullinvilleStandard335$92,533197.4-18.7%

Adjacent & Nearby Counties