| Index | Marathon | Florida | National |
| Median home price | $309,500 | $156,200 | $175,700 |
| Median rent asked | $1,169 | $998 | $920 |
| Avg. people per household | 2.8 | 2.6 | 2.6 |
| Owner occupied households | 60.4% | 66.1% | 64.4% |
| Renter occupied households | 39.6% | 33.9% | 35.6% |
| Index | Marathon | Florida | National |
| Zillow home value index | $504,200 | $205,100 | $196,500 |
| Year over year appreciation rate | 14.28% | 10.09% | 6.79% |
| 5 year average appreciation rate | 10.48% | 10.06% | 5.28% |
| 10 year average appreciation rate | -0.89% | -1.68% | 0.01% |
| City, State | Population | Home Price | National Avg. |
| Layton, FL | 113 | $426,900 | 143% |
| Key Colony Beach, FL | 615 | $457,600 | 160% |
| Duck Key, FL | 621 | $470,500 | 168% |
| Marathon, FL | 8,529 | $309,500 | 76% |
| City, State | Population | Home Price | National Avg. |
| Chillicothe, MO | 8,528 | $92,600 | 47% |
| Westwego, LA | 8,531 | $126,500 | 28% |
| Richmond Heights, MO | 8,526 | $241,300 | 37% |
| Riverdale, UT | 8,532 | $163,400 | 7% |
| Midland, WA | 8,526 | $163,000 | 7% |
| Marathon, FL | 8,529 | $309,500 | 76% |