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zipcodes.pro — STATE/OK/COUNTY/GRANT

Grant County, OK ZIP codes

There are 7 ZIP codes in Grant County, OK, in 7 towns, from 73758 to 74643. The largest are 73759 (Medford), 73766 (Pond Creek) and 74643 (Lamont).

The county seat is Medford.

ZIP codes
7
Towns
7
County seat
Medford
County FIPS
40053
Population
4,131
Median household income
$60,758
Land area
1,001 sq mi

Grant County ZIP codes by town

Medford (county seat)
73759

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 Grant County ZIP codes

73758737597376173766737717463674643

The ZIP codes of Grant 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.

Grant County in numbers

About 4,131 people live in Grant County, in 1,612 households, the 72nd most populous of Oklahoma's 77 counties. The median household income is $60,758 a year, 7% below the Oklahoma median of $65,039 (US: $80,734). The median owner-occupied home is valued at $105,700 (47% below the Oklahoma median), and median gross rent is $853 a month. The median age is 43.2; 23.1% of adults 25 and over hold a bachelor's degree or higher (28.3% across Oklahoma); the average commute takes 27 minutes.

Population4,131Grant4,131
Households1,612Grant1,612
Median age43.2Grant43.2Oklahoma37.0US 38.9
Median household income$60,758Grant$60,758Oklahoma$65,039US $80,734
Median home value$105,700Grant$105,700Oklahoma$199,800US $332,700
Median gross rent$853Grant$853Oklahoma$1,014US $1,413
Bachelor's degree or higher23.1%Grant23.1%Oklahoma28.3%US 35.7%
Mean commute27.2 minGrant27.2 minOklahoma22.4 minUS 26.4 min
Population density4 / sq miGrant4 / 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 Grant County

Largest towns in Grant County
TownZIP codesPopulation
Medford 1 1,016
Pond Creek 1 855
Wakita 1 339
Lamont 1 308
Nash 1 218
Manchester 1 143
Deer Creek 1 22

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 Grant County.

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

Every ZIP code in Grant County, with figures

ZIP codes in Grant County
ZIP City Type Population Median income Median home
73758 Manchester , OK Standard 257 $90,357 $68,800
73759 Medford , OK Standard 1,335 $51,705 $104,300
73761 Nash , OK Standard 370 $75,000 $92,500
73766 Pond Creek , OK Standard 997 $58,233 $141,700
73771 Wakita , OK Standard 420 $39,750 $58,600
74636 Deer Creek , OK Standard 189 — $214,300
74643 Lamont , OK Standard 512 $68,929 $80,000

Cite this page

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

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