ZIP Codes of Grant County, WV

Population & People
Population & People
Total Population
10,159
Household Income
Household Income
Median Income
$53,147
Housing
Housing
Total Housing Units
5,434
Business & Economy
Business & Economy
Total Businesses
233
Employment
Employment
Employment Rate
52.83%
Education
Education
Bachelor's Degree+
14.10%
Source: U.S. Census ACS 2024 5-Year Estimates · rolled up across the 7 ZIPs in this county.
Data Last Updated: June 1, 2026
ZIP Codes:7 ZIP Codes (6 Standard, 1 PO Box, 0 Unique) [See All]
Area Codes:304 / 681
Timezone:Eastern (GMT -05:00)
Local Time:2:14:22 PM
Population:10,159 [See All]
FIPS:54023
Land Area:391 sq mi
Water Area:3 sq mi
Coordinates:39.1345, -79.2382
Quick Link:
https://www.zip-codes.com/county/wv-grant.asp
Need Grant data in your app? Look up ZIP, county, and city data with a single API call.
Try Free
West Virginia's #42 most populous county
10,159 residents across 7 ZIPs — #42 of 55 West Virginia counties.

Standout ZIPs in this County


Most Populous
Petersburg · 5,305 people
52.2% of county total
Highest Income
Maysville · $72,012 median
1.4× county average
Largest Land Area
Maysville · 123.8 sq mi
Spans the most ground
Fastest Growth
Maysville · 28.8% (10-yr)
2,244 → 2,890 residents
Most Educated
Maysville · 19.0% bachelor's+
386 of 2,027 adults 25+

Things worth knowing about Grant County


10,159 residents live across 7 ZIPs covering 391 sq mi, served by 7 distinct USPS-recognized cities.

Population moved from 11,180 to 10,159 from 2014 to 2024 — a -9.1% change. 3 ZIPs gained residents, 4 lost.

The county's wealthiest ZIP 26833 (Maysville, $72,012 median) and poorest ZIP 26707 (Bayard, $33,462) are 14.0 miles apart — a 2.2× income gap across local geography.

Median home values vary 4.4× across this county — from $73,200 in 26707 (Bayard) to $318,900 in 26731 (Lahmansville).

Density varies 23× across the county — from 7 people/sq mi in 26739 (Mount Storm) to 158 in 26707 (Bayard).

Educational attainment ranges from 2.7% bachelor's+ in 26855 (Cabins) to 19.0% in 26833 (Maysville) — the breadth of educational profiles across the area.

Within West Virginia, this is the #42 most populous of 55 counties and ranks #41 for median household income .

Weighted by population, the typical household earns about $57,647 across the county — reflecting what a typical resident sees, not a simple ZIP average.

14.1% of adults age 25+ hold a bachelor's degree or higher (1,071 of 7,595 reporting).

6 Standard delivery, 1 PO Box only, 0 single-entity Unique ZIPs serve this county.

Stories about Grant County


Population decline

Grant County lost 9.1% of residents between 2014 and 2024. ZIPs that shed the largest share:

Petersburg
-22.8%
6,872 → 5,305 residents

All ZIP Codes in Grant County


ZIPCityTypePopulationMedian IncomeArea (sq mi)10-yr Growth
26847PetersburgStandard5,305$52,139115.6-22.8%
26833MaysvilleStandard2,890$72,012123.828.8%
26739Mount StormStandard702$42,000102.6-0.8%
26855CabinsStandard633$67,50025.32.6%
26707BayardPO Box299$33,4621.9-35.1%
26731LahmansvilleStandard27614.555.9%
26720GormaniaStandard54$51,7717.3-46.5%

Adjacent & Nearby Counties