ZIP Codes of Coal County, OK

Population & People
Population & People
Total Population
5,253
Household Income
Household Income
Median Income
$44,745
Housing
Housing
Total Housing Units
2,531
Business & Economy
Business & Economy
Total Businesses
92
Employment
Employment
Employment Rate
48.26%
Education
Education
Bachelor's Degree+
17.37%
Source: U.S. Census ACS 2024 5-Year Estimates · rolled up across the 5 ZIPs in this county.
Data Last Updated: June 1, 2026
ZIP Codes:5 ZIP Codes (3 Standard, 2 PO Box, 0 Unique) [See All]
Area Code:580
Timezone:Central (GMT -06:00)
Local Time:2:13:24 PM
Population:5,253 [See All]
FIPS:40029
Land Area:445 sq mi
Water Area:4 sq mi
Coordinates:34.5569, -96.3323
Quick Link:
https://www.zip-codes.com/county/ok-coal.asp
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Oklahoma's #68 most populous county
5,253 residents across 5 ZIPs — #68 of 78 Oklahoma counties.

Standout ZIPs in this County


Most Populous
Coalgate · 3,957 people
75.3% of county total
Highest Income
Lehigh · $57,500 median
1.3× county average
Largest Land Area
Coalgate · 349.7 sq mi
Spans the most ground
Fastest Growth
Coalgate · -3.3% (10-yr)
4,091 → 3,957 residents
Most Educated
Coalgate · 20.3% bachelor's+
516 of 2,541 adults 25+

Things worth knowing about Coal County


5,253 residents live across 5 ZIPs covering 445 sq mi, served by 5 distinct USPS-recognized cities.

Population moved from 5,603 to 5,253 from 2014 to 2024 — a -6.2% change. 1 ZIPs gained residents, 4 lost.

The county's wealthiest ZIP 74556 (Lehigh, $57,500 median) and poorest ZIP 74535 (Clarita , $31,397) are 11.6 miles apart — a 1.8× income gap across local geography.

Median home values vary 2.0× across this county — from $88,800 in 74572 (Tupelo) to $178,300 in 74556 (Lehigh).

Density varies 2553× across the county — from 4 people/sq mi in 74534 (Centrahoma) to 9,809 in 74556 (Lehigh).

Educational attainment ranges from 2.5% bachelor's+ in 74556 (Lehigh) to 27.7% in 74535 (Clarita ) — the breadth of educational profiles across the area.

Within Oklahoma, this is the #68 most populous of 78 counties and ranks #76 for median household income .

Weighted by population, the typical household earns about $49,953 across the county — reflecting what a typical resident sees, not a simple ZIP average.

17.4% of adults age 25+ hold a bachelor's degree or higher (605 of 3,483 reporting).

3 Standard delivery, 2 PO Box only, 0 single-entity Unique ZIPs serve this county.

Stories about Coal County


Single-ZIP anchor

One ZIP holds the majority of this county's population — a sign of a county built around a single city or town.

Coalgate

Population decline

Coal County lost 6.2% of residents between 2014 and 2024.

All ZIP Codes in Coal County


ZIPCityTypePopulationMedian IncomeArea (sq mi)10-yr Growth
74538CoalgateStandard3,957$51,366349.7-3.3%
74572TupeloStandard803$44,71257.612.0%
74556LehighPO Box257$57,5000.0-39.0%
74534CentrahomaStandard144$38,75037.5-40.7%
74535ClaritaPO Box92$31,3970.0-29.8%

Adjacent & Nearby Counties