| Index | South Portland | Maine | National |
| Median home price | $229,400 | $176,000 | $184,700 |
| Median rent asked | $1,086 | $790 | $949 |
| Avg. people per household | 2.3 | 2.3 | 2.6 |
| Owner occupied households | 58.0% | 71.5% | 63.6% |
| Renter occupied households | 42.0% | 28.5% | 36.4% |
| Index | South Portland | Maine | National |
| Zillow home value index | n/a | $182,900 | $196,500 |
| Year over year appreciation rate | n/a | 2.46% | 6.79% |
| 5 year average appreciation rate | n/a | 0.18% | 5.28% |
| 10 year average appreciation rate | n/a | -1.40% | 0.01% |
| City, State | Population | Home Price | National Avg. |
| Little Falls, ME | 635 | $172,900 | 6% |
| South Windham, ME | 1,117 | $189,000 | 2% |
| Old Orchard Beach, ME | 8,727 | $200,200 | 8% |
| Westbrook, ME | 17,969 | $204,300 | 11% |
| Freeport, ME | 1,527 | $207,000 | 12% |
| South Portland, ME | 25,397 | $229,400 | 24% |
| City, State | Population | Home Price | National Avg. |
| Cabot, AR | 25,407 | $145,900 | 21% |
| West Memphis, AR | 25,411 | $82,000 | 56% |
| Clinton, MS | 25,411 | $155,800 | 16% |
| Lafayette, CA | 25,381 | $1,127,400 | 510% |
| Melrose Park, IL | 25,422 | $168,700 | 9% |
| South Portland, ME | 25,397 | $229,400 | 24% |