| Index | Mason Neck | Virginia | National |
| Median home price | $1,273,190 | $434,947 | $326,622 |
| Median rent asked | $0 | $1,703 | $1,444 |
| 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. | |
| Fort Belvoir, VA | 8,048 | $0 | 100% |
| Quantico Base, VA | 5,477 | $0 | 100% |
| Port Tobacco Village, MD | 4 | $0 | 100% |
| Rose Hill CDP (Lee County), VA | 731 | $0 | 100% |
| Potomac Heights, MD | 1,295 | $107,320 | 67% |
| Mason Neck, VA | 1,979 | $1,273,190 | 290% |
| Population | Home Price | National Avg. | |
| Tappahannock, VA | 1,980 | $290,457 | 11% |
| Bridgeport, IL | 1,978 | $97,766 | 70% |
| Kapaau, HI | 1,978 | $621,324 | 90% |
| Mitchell, NE | 1,980 | $178,100 | 45% |
| Lake Ripley, WI | 1,978 | $471,226 | 44% |
| Mason Neck, VA | 1,979 | $1,273,190 | 290% |