| Index | Mason Neck | Virginia | National |
| Median home price | $696,200 | $248,400 | $184,700 |
| Median rent asked | $0 | $1,135 | $949 |
| Avg. people per household | 2.9 | 2.6 | 2.6 |
| Owner occupied households | 92.4% | 65.8% | 63.6% |
| Renter occupied households | 7.6% | 34.2% | 36.4% |
| Population | Home Price | National Avg. | |
| Quantico Base, VA | 5,283 | $0 | 100% |
| Port Tobacco Village, MD | 4 | $0 | 100% |
| Rose Hill CDP (Lee County), VA | 708 | $0 | 100% |
| Fort Belvoir, VA | 7,794 | $0 | 100% |
| Potomac Heights, MD | 1,247 | $59,000 | 68% |
| Mason Neck, VA | 1,938 | $696,200 | 277% |
| Population | Home Price | National Avg. | |
| Westernport, MD | 1,938 | $79,700 | 57% |
| Homerville, GA | 1,938 | $64,300 | 65% |
| Grandview Plaza, KS | 1,938 | $63,000 | 66% |
| Carbon Cliff, IL | 1,937 | $96,200 | 48% |
| Blooming Prairie, MN | 1,939 | $125,300 | 32% |
| Mason Neck, VA | 1,938 | $696,200 | 277% |
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