| ZIP Codes: | 26 ZIP Codes (13 Standard, 13 PO Box, 0 Unique) [See All] |
| Area Codes: | 220 / 740 |
| Timezone: | Eastern (GMT -05:00) |
| Local Time: | 2:13:18 PM |
| Population: | 63,796 [See All] |
| FIPS: | 39013 |
| CBSA: | Wheeling, WV-OH |
| Land Area: | 522 sq mi |
| Water Area: | 9 sq mi |
| Coordinates: | 40.0529, -80.9338 |
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63,796 residents live across 26 ZIPs covering 522 sq mi, served by 26 distinct USPS-recognized cities.
Population moved from 68,606 to 63,765 from 2014 to 2024 — a -7.1% change. 7 ZIPs gained residents, 15 lost.
The county's wealthiest ZIP 43718 (Belmont, $92,576 median) and poorest ZIP 43983 (Piedmont, $30,714) are 16.3 miles apart — a 3.0× income gap across local geography.
Median home values vary 2.2× across this county — from $103,600 in 43935 (Martins Ferry) to $228,000 in 43718 (Belmont).
Density varies 13× across the county — from 33 people/sq mi in 43983 (Piedmont) to 409 in 43935 (Martins Ferry).
Educational attainment ranges from 9.7% bachelor's+ in 43933 (Jacobsburg) to 29.7% in 43905 (Barton ) — the breadth of educational profiles across the area.
Within Ohio, this is the #40 most populous of 88 counties and ranks #75 for median household income .
Weighted by population, the typical household earns about $60,034 across the county — reflecting what a typical resident sees, not a simple ZIP average.
19.2% of adults age 25+ hold a bachelor's degree or higher (9,003 of 46,879 reporting).
13 Standard delivery, 13 PO Box only, 0 single-entity Unique ZIPs serve this county.
Median household income spans 3.0× between the wealthiest and poorest ZIPs — a sign of significant intra-county inequality.
Belmont County lost 7.1% of residents between 2014 and 2024. ZIPs that shed the largest share:
| ZIP | City | Type | Population | Median Income | Area (sq mi) | 10-yr Growth |
|---|---|---|---|---|---|---|
| 43950 | Saint Clairsville | Standard | 16,404 | $76,175 | 87.8 | -2.0% |
| 43935 | Martins Ferry | Standard | 8,083 | $45,923 | 19.8 | -6.7% |
| 43906 | Bellaire | Standard | 7,779 | $46,380 | 33.0 | -8.4% |
| 43713 | Barnesville | Standard | 6,516 | $53,927 | 91.9 | -11.3% |
| 43912 | Bridgeport | Standard | 5,738 | $55,668 | 18.5 | -17.7% |
| 43947 | Shadyside | Standard | 4,893 | $58,269 | 19.5 | -5.5% |
| 43977 | Flushing | Standard | 2,757 | $57,216 | 54.5 | 26.1% |
| 43718 | Belmont | Standard | 2,696 | $92,576 | 57.9 | -24.0% |
| 43719 | Bethesda | Standard | 2,323 | $49,091 | 33.5 | -12.1% |
| 43942 | Powhatan Point | Standard | 2,012 | $51,023 | 20.6 | -18.0% |
| 43933 | Jacobsburg | Standard | 1,984 | $59,881 | 49.6 | -7.3% |
| 43983 | Piedmont | Standard | 657 | $30,714 | 20.2 | 57.2% |
| 43905 | Barton | PO Box | 459 | $81,295 | 0.0 | 148.1% |
| 43940 | Neffs | PO Box | 304 | $45,952 | 0.5 | -25.5% |
| 43928 | Glencoe | PO Box | 255 | $90,855 | 0.0 | 61.4% |
| 43759 | Morristown | PO Box | 240 | $63,750 | 0.4 | 400.0% |
| 43985 | Holloway | PO Box | 231 | $65,625 | 0.0 | 90.9% |
| 43934 | Lansing | PO Box | 135 | — | 0.0 | -55.7% |
| 43902 | Alledonia | Standard | 117 | — | 14.4 | -33.1% |
| 43972 | Bannock | PO Box | 109 | $29,182 | 0.0 | -53.0% |
| 43951 | Lafferty | PO Box | 42 | — | 0.0 | -79.2% |
| 43909 | Blaine | PO Box | 31 | — | 0.0 | — |
| 43967 | Warnock | PO Box | 31 | — | 0.0 | — |
| 43927 | Fairpoint | PO Box | — | — | 0.0 | — |
| 43937 | Maynard | PO Box | — | — | 0.0 | — |
| 43916 | Colerain | PO Box | — | — | 0.0 | — |