7 ZIP Code Tabulation Areas in Barnwell County, South Carolina. The population-weighted median household income is about $47,718, the median home value about $105,167, and 72.7% of occupied homes are owner-occupied.
- 7
- ZIP codes
- 23K
- Population
- 53
- Data points
Barnwell County at a glance
- $47,718
- Median household income
- $105,167
- Median home value
- 40.5
- Median age
- 72.7%
- Owner-occupied
- 11,329
- Housing units
Income, home value, and age are population-weighted averages of the ZIP-level medians in the file. Counts are exact.
Top 5 Barnwell County ZIP codes by median household income| # | ZIP | City | Population | Homeowner % | Median HH $ |
|---|
| 1 | 29849 | Ulmer | 271 | 87.2% | $89,583 |
| 2 | 29812 | Barnwell | 11,132 | 76.4% | $51,870 |
| 3 | 29853 | Elko | 5,944 | 67.5% | $44,983 |
| 4 | 29817 | Blackville | 4,139 | 64.7% | $41,579 |
| 5 | 29843 | Govan | 934 | 90.8% | $35,986 |
Top 5 Barnwell County ZIP codes by population| # | ZIP | City | Population | Homeowner % | Median HH $ |
|---|
| 1 | 29812 | Barnwell | 11,132 | 76.4% | $51,870 |
| 2 | 29853 | Elko | 5,944 | 67.5% | $44,983 |
| 3 | 29817 | Blackville | 4,139 | 64.7% | $41,579 |
| 4 | 29843 | Govan | 934 | 90.8% | $35,986 |
| 5 | 29836 | — | 326 | 87.9% | — |
Top 5 Barnwell County ZIP codes by Homeowner GDP| # | ZIP | City | Population | Homeowner % | Median HH $ | Homeowner GDP |
|---|
| 1 | 29812 | Barnwell | 11,132 | 76.4% | $51,870 | $168.2M |
| 2 | 29853 | Elko | 5,944 | 67.5% | $44,983 | $75.4M |
| 3 | 29817 | Blackville | 4,139 | 64.7% | $41,579 | $45.1M |
| 4 | 29843 | Govan | 934 | 90.8% | $35,986 | $12.5M |
| 5 | 29849 | Ulmer | 271 | 87.2% | $89,583 | $7.3M |
Homeowner GDP = owner-occupied units × median household income — a proxy for aggregate homeowner spending power in a ZIP, useful for scoring market opportunity. Not an official economic statistic.
Densest: 29826 (Elko) at 119 people/sq mi. Least dense: 29836 at 3 people/sq mi.
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