County outline
Where Barber County is located
Area breakdown
Land accounts for 99.8% of Barber County’s measured area and water for 0.2%. Its combined area converts to 2,942.7 square kilometers or approximately 727,145 acres.
Green: land · blue: water
| Measurement | Square miles | Square kilometers | Acres |
|---|---|---|---|
| Land | 1,134.075 | 2,937.241 | 725,808 |
| Water | 2.089 | 5.41 | 1,337 |
| Total | 1,136.164 | 2,942.651 | 727,145 |
How Barber County compares
By original Census land area, Barber County ranks #6 of 105 in Kansas and #551 of 3,222 nationally. National rankings include the 50 states, District of Columbia, and Puerto Rico.
Its land area is 1.554 times the Kansas county-equivalent median of 729.7 square miles. It accounts for 1.4% of the combined county land area in the state.
See the complete Kansas ranking · What counts as a county equivalent?
Population and density of Barber County
The Census Bureau estimates that 4,083 people lived in Barber County on July 1, 2025. That ranks #2,955 of 3,222 county equivalents nationally and #71 of 105 in Kansas. Since the April 1, 2020 estimates base of 4,234, the population has declined by 151 (−3.6%), compared with +1.3% for Kansas as a whole.
With 1,134.1 square miles of land, that is 3.6 people per square mile (1.4 per km²), placing Barber County #2,939 nationally for density and #83 in Kansas. The median county equivalent has 47 people per square mile; the Kansas median is 8.1. Put another way, there are about 178 acres of land per resident.
| July 1 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
|---|---|---|---|---|---|---|
| Estimate | 4,204 | 4,109 | 4,125 | 4,092 | 4,085 | 4,083 |
| Change | — | −95 | +16 | −33 | −7 | −2 |
U.S. Census Bureau, Vintage 2025 population estimates. Estimates are revised each year and are not decennial census counts. Density divides the whole population by the whole county’s land area, so it describes an average, not how settlement is distributed within the county. Population sources and methods.
Cities and towns in Barber County
7 incorporated places lie at least partly in Barber County. Together they are home to 3,065 people (75.1%); the other 1,018 (24.9%) live outside any incorporated place, in unincorporated communities and rural areas.
The largest is Medicine Lodge city, with 1,707 residents in the county.
| Incorporated place | Population 2025 | Since 2020 | Land mi² |
|---|---|---|---|
| Medicine Lodge cityCounty seat | 1,707 | −4% | 1.198 |
| Kiowa city | 870 | −3.4% | 1.108 |
| Hardtner city | 164 | −3.5% | 0.275 |
| Sharon city | 142 | −4.1% | 0.281 |
| Hazelton city | 82 | −3.5% | 0.593 |
| Isabel city | 65 | −3% | 0.25 |
| Sun City city | 35 | −2.8% | 0.146 |
Population: U.S. Census Bureau Vintage 2025 subcounty estimates, counting only the part of each place inside Barber County. Land: 2026 Census Gazetteer, for the whole place even where it extends into other counties. How communities are listed.
Metropolitan area
Barber County is not part of any metropolitan or micropolitan statistical area in the Office of Management and Budget’s July 2023 delineation; 1,306 other county equivalents are also outside one. These areas are built around an urban core of at least 10,000 people plus the counties tied to it by commuting, so counties outside them are generally rural.
ZIP codes
11 ZIP Code Tabulation Areas have land in Barber County; 7 of them have most of their land inside the county, and the others mainly cover neighboring areas.
6702867057670616706567070670716710467112671346713867143
ZIP Code Tabulation Areas are the Census Bureau’s approximations of USPS ZIP Code service areas, from the 2020 Census relationship files. Lighter codes have less than half of their land in this county. Post-office-box and single-address ZIP Codes have no tabulation area.
Counties bordering Barber County
Barber County shares a land border with 7 county equivalents, including 2 in Oklahoma. It has more land than 6 of them. The largest neighbor is Woods County (1,286.5 mi²) and the smallest is Kiowa County (722.6 mi²). Together with its neighbors, Barber County forms a block of 7,197.8 mi² of land, of which it holds 15.8%.
| Bordering county equivalent | Land mi² | Size vs. Barber | Compare |
|---|---|---|---|
| Woods CountyOklahoma | 1,286.5 | 1.1× larger | Compare |
| Alfalfa CountyOklahoma | 866.6 | 1.3× smaller | Compare |
| Kingman County | 863.4 | 1.3× smaller | Compare |
| Harper County | 801.3 | 1.4× smaller | Compare |
| Comanche County | 788.3 | 1.4× smaller | Compare |
| Pratt County | 735 | 1.5× smaller | Compare |
| Kiowa County | 722.6 | 1.6× smaller | Compare |
How big is Barber County compared with U.S. states?
Barber County has more land than 1 of the 50 states. It is about 1.1 times the land area of Rhode Island (1,033.9 mi²), while Delaware, the next larger state, has 1.7 times as much land (1,948.6 mi²). Kansas’s county land could hold about 72 areas the size of Barber County.
Another way to picture it: the same land area would fill a square about 33.7 miles (54.2 km) on each side. Real county shapes are rarely square, so this is a scale reference rather than a width or driving distance.
State figures are the sums of each state’s county-equivalent land measurements in the same Census release, so states and counties are compared on the same basis. Published state totals can differ slightly because of rounding. Compare all states · Counties bigger than entire states.
What stands out about Barber County?
Barber County has more land than 2,671 of the other 3,221 county equivalents in the dataset.
A median is the middle county-equivalent measurement, not the average of the largest and smallest. All three bars use the same linear scale. Very small areas may appear as a thin sliver; the labels retain their values.
Does including water change its rank?
Using land plus water places Barber County at #637 nationally by total area, 86 places farther from the top than its land rank. Other county equivalents gain more area when their water measurements are included.
Its water share is 0.2%, compared with a national county-equivalent median of 1.2% — 1 percentage points lower. This describes the statistical geography’s land/water mix, not flood exposure or developable land.
Closest positions in the national land ranking
These entries sit immediately beside Barber County in the national ranking. They can be in different states and are not necessarily geographic neighbors.
| Land rank | County equivalent | Land mi² | Comparison |
|---|---|---|---|
| #550 | LaSalle County, Illinois | 1,135.1 | Compare |
| #551 | Barber County, Kansas | 1,134.1 | This county |
| #552 | Tioga County, Pennsylvania | 1,133.9 | Compare |
Calculated from the same Census release as the area table. Total-area order uses original ALAND + AWATER; water shares and chart labels use published square miles. Calculation details.
Representative coordinates
The Census internal point is 37.222906, -98.685052. It represents a location inside the geography; it is not necessarily the centroid or the address of a courthouse.
Source and precision
U.S. Census Bureau, 2026 Gazetteer Files, Counties. Original ALAND: 2,937,240,770 m²; AWATER: 5,411,508 m². Rankings use ALAND; exact ties use ascending GEOID. Tables preserve Census-published square miles to three decimals, with conversions based on those values.
Common questions
How big is Barber County?
Barber County, Kansas has 1,134.1 square miles (2,937.2 km²) of land and 2.089 square miles of water, for a total area of 1,136.2 square miles. It ranks #551 of 3,222 U.S. county equivalents by land area.
Is Barber County the largest county in Kansas?
No. Barber County ranks #6 of 105 in Kansas by land area. The largest is Butler County, with 1,429.7 square miles of land.
What counties border Barber County?
Barber County shares a land border with Pratt County, Comanche County, Harper County, Woods County, Oklahoma, Kingman County, Alfalfa County, Oklahoma, and Kiowa County.
What is the population of Barber County?
The Census Bureau estimates Barber County had 4,083 residents on July 1, 2025, ranking #2,955 of 3,222 county equivalents. That is 3.6 people per square mile of land.
What is the county seat of Barber County?
The county seat of Barber County is Medicine Lodge.
What cities and towns are in Barber County?
Barber County has 7 incorporated places. The most populous five are Medicine Lodge city, Kiowa city, Hardtner city, Sharon city, and Hazelton city; 1,018 residents live outside any incorporated place.
Is Barber County part of a metropolitan area?
No. Barber County is outside every metropolitan and micropolitan statistical area in the July 2023 OMB delineation.
How many ZIP codes are in Barber County?
11 ZIP Code Tabulation Areas have land in Barber County, and 7 of them have most of their land inside the county. Census ZIP Code Tabulation Areas approximate USPS ZIP Code areas.
How does Barber County compare with U.S. states?
It has more land than 1 of the 50 states, including Rhode Island (1,033.9 square miles of land).
How many acres of land are in Barber County?
The land measurement converts to approximately 725,808 acres. Including water, total area is approximately 727,145 acres. One square mile equals 640 acres.
Why might another source show a different area?
Check whether it reports land or total area, its Census vintage, and its rounding. Our guide explains how to reconcile county area figures.
Can this establish a property boundary?
No. Statistical measurements and generalized maps do not establish property lines. Consult the relevant local surveying or land-records authority.