Marshall County, Oklahoma
Marshall County, Oklahoma, has 16,255 residents (July 2025 estimate). Its county seat is Madill. It uses Central Time and covers 371 sq mi (962 km²) of land.
- Resident population, July 2025
- 16,255
- Land area
- 371 sq mi (962 km²)
- County seat or government
- Madill
- Time zone
- Central TimeUTC-06:00 in January; UTC-05:00 in July
- Median household income
- $57,245 ± $5,137
- Median home value
- $164,500 ± $13,072
- Median rent, with utilities
- $824 ± $34
- Homes lived in by their owners
- 77.6% ± 2.1 points
- County type
- County
- Metro or micro area
- Outside any metro or micro areaNext to: Durant, OK micro area, Ardmore, OK micro area, and Sherman-Denison, TX metro area
- Water area
- 55.5 sq mi (144 km²)
- State
- Oklahoma
- County code (FIPS)
- 40095
- Coordinates (central point)
- 34.027007, -96.770533
These coordinates mark a central point for the area, not a street address. Income, home value, rent and homes lived in by their owners: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, ± margin at 90% confidence; checked on October 13, 2026.
Time zones in Marshall County
| Time zone | Local time and UTC offset | Next clock change |
|---|---|---|
| Central TimeAmerica/Chicago | UTC-06:00 in January; UTC-05:00 in July. Enable JavaScript for the live clock. | Enable JavaScript for upcoming changes. |
Near a time-zone line, check where you are with the time-zone finder. Your phone’s setting can differ.
ZIP Code areas, largest first
3 ZIP Code areas overlap Marshall County. People counts are 2020–2024 estimates for each whole ZIP area. Mailing ZIPs can differ; check an address with USPS ZIP Code Lookup.
Official county information
We don’t have a website for this county yet. The US government’s local-office directory ↗ lists its offices. A geographic lookup cannot determine eligibility, tax liability or a court obligation.
School districts in Marshall County, largest first
- Madill Public Schools8,750 people
- Kingston Public Schools7,042 people
Districts with land in the county; a district can cross county lines. People counts are American Community Survey 2020–2024 5-year estimates. A district boundary doesn’t decide which school a student attends.
Tribal areas in Marshall County, largest first
- Chickasaw Oklahoma Tribal Statistical Area315,106 people
American Indian, Alaska Native and Native Hawaiian areas as the Census Bureau maps them, with at least 2% of their area here, water included. These lines don’t decide membership, jurisdiction or land status.
Cities, towns and communities, largest first
These areas overlap the mapped boundary; an overlap does not mean that every address belongs to both.
- Madill, Oklahoma (city)4,004 people
- Kingston, Oklahoma (town)1,742 people
- Oakland, Oklahoma (town)1,142 people
- Cumberland, Oklahoma (CDP)533 people
- Lebanon, Oklahoma (CDP)200 people
- Little City, Oklahoma (CDP)122 people
- New Woodville, Oklahoma (town)83 people
- McBride, Oklahoma (CDP)40 people
Bordering areas, nearest first
Distances are straight lines between map points.
- Johnston County, Oklahoma21 mi north
- Love County, Oklahoma28 mi west
- Grayson County, Texas28 mi south
- Bryan County, Oklahoma29 mi east
- Carter County, Oklahoma33 mi northwest
Before using this answer on a form
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