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zipcodes.pro — STATE/OK/COUNTY/MARSHALL

Marshall County, OK ZIP codes

Marshall County, OK has 3 ZIP codes, in 3 towns: 73446, 73439 and 73440.

The county seat is Madill.

ZIP codes
3
Towns
3
County seat
Madill
County FIPS
40095
Population
15,792
Median household income
$57,245
Land area
371 sq mi

Marshall County ZIP codes by town

Madill (county seat)
73446

Each ZIP code is listed under the county most of its land lies in and the town the Postal Service names it for; a ZIP code's own page shows exactly how it is split.

Map of Marshall County ZIP codes

734397344073446

The ZIP codes of Marshall County, shaded. Outlines are Census ZIP Code Tabulation Areas (2020), which approximate the mail routes; PO-box and single-address codes have no area and are not drawn. Click any area to open its ZIP code.

Marshall County in numbers

About 15,792 people live in Marshall County, in 5,982 households, the 44th most populous of Oklahoma's 77 counties. The median household income is $57,245 a year, 12% below the Oklahoma median of $65,039 (US: $80,734). The median owner-occupied home is valued at $164,500 (18% below the Oklahoma median), and median gross rent is $824 a month. The median age is 41.6; 18.2% of adults 25 and over hold a bachelor's degree or higher (28.3% across Oklahoma); the average commute takes 25 minutes.

Population15,792Marshall15,792
Households5,982Marshall5,982
Median age41.6Marshall41.6Oklahoma37.0US 38.9
Median household income$57,245Marshall$57,245Oklahoma$65,039US $80,734
Median home value$164,500Marshall$164,500Oklahoma$199,800US $332,700
Median gross rent$824Marshall$824Oklahoma$1,014US $1,413
Bachelor's degree or higher18.2%Marshall18.2%Oklahoma28.3%US 35.7%
Mean commute25.2 minMarshall25.2 minOklahoma22.4 minUS 26.4 min
Population density43 / sq miMarshall43 / sq mi

U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates. Survey estimates carry margins of error, wider for small places. Sources and methods.

Largest towns in Marshall County

Largest towns in Marshall County
TownZIP codesPopulation
Madill 1 4,004
Kingston 1 1,742
Lebanon 1 200

Population of the census place of that name where there is one, otherwise of the ZIP codes the Postal Service addresses by it. A town's ZIP codes can reach past the county line.

Neighbouring counties

Counties that share a ZIP code with Marshall County.

Not sure you are in Marshall County? What county am I in? answers from your location, near a county line included.

Every ZIP code in Marshall County, with figures

ZIP codes in Marshall County
ZIP City Type Population Median income Median home
73439 Kingston , OK Standard 7,141 $55,865 $171,100
73440 Lebanon , OK Standard 218 $64,038 $116,700
73446 Madill , OK Standard 8,479 $58,462 $152,200

Cite this page

zipcodes.pro. “Marshall County ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/state/ok/county/marshall

Underlying data is public domain or openly licensed — sources, vintages and licences.