43948 Zip Code Smithfield Jefferson OH United States
| City | Smithfield |
| County | Jefferson |
| State | Ohio |
| Latitude | 40.26847 |
| Longitude | -80.78002 |
| Population | 623 |
| Density | 1037.05 people per square mile |
| Time Zone | America/New York |
Median household: $142,606
Median individual: $31,403
Mode: 92.8% White
Median: 51.6 years old
With at least college degree: 11.4%
With STEM degree: 84.5%
Never married: 17.9%
Unemployed: 17.5%
All data comes from the SimpleMaps US Zips Comprehensive Database, February 2026.
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