| Index | Duncan | South Carolina | National |
| Median home price | $116,900 | $143,600 | $184,700 |
| Median rent asked | $937 | $811 | $949 |
| Avg. people per household | 2.6 | 2.6 | 2.6 |
| Owner occupied households | 40.6% | 68.4% | 63.6% |
| Renter occupied households | 59.4% | 31.6% | 36.4% |
| Population | Home Price | National Avg. | |
| Fingerville, SC | 31 | $0 | 100% |
| Gramling, SC | 97 | $0 | 100% |
| Tigerville, SC | 2,023 | $0 | 100% |
| Woodruff, SC | 4,333 | $0 | 100% |
| Saxon, SC | 3,727 | $42,900 | 77% |
| Duncan, SC | 3,556 | $116,900 | 37% |
| Population | Home Price | National Avg. | |
| Loxahatchee Groves, FL | 3,557 | $488,500 | 164% |
| Unadilla, GA | 3,557 | $65,800 | 64% |
| Gallipolis, OH | 3,557 | $110,400 | 40% |
| Fetters Hot Springs-Agua Caliente, CA | 3,554 | $639,200 | 246% |
| Lincoln Park, CO | 3,559 | $207,000 | 12% |
| Duncan, SC | 3,556 | $116,900 | 37% |
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