| Index | Loudon | New Hampshire | National |
| Median home price | $241,300 | $237,400 | $175,700 |
| Median rent asked | $250 | $1,001 | $920 |
| Avg. people per household | 2.2 | 2.4 | 2.6 |
| Owner occupied households | 63.7% | 71.0% | 64.4% |
| Renter occupied households | 36.3% | 29.0% | 35.6% |
| Index | Loudon | New Hampshire | National |
| Zillow home value index | $248,100 | $242,600 | $196,500 |
| Year over year appreciation rate | 5.94% | 6.36% | 6.79% |
| 5 year average appreciation rate | 4.43% | 4.19% | 5.28% |
| 10 year average appreciation rate | 0.34% | -0.24% | 0.01% |
| City, State | Population | Home Price | National Avg. |
| Belmont, NH | 2,066 | $157,100 | 11% |
| Franklin, NH | 8,462 | $164,700 | 6% |
| Alton, NH | 397 | $168,300 | 4% |
| Pittsfield, NH | 1,733 | $174,100 | 1% |
| Tilton Northfield, NH | 3,919 | $175,900 | 0% |
| Loudon, NH | 585 | $241,300 | 37% |
| City, State | Population | Home Price | National Avg. |
| Argonia, KS | 585 | $56,300 | 68% |
| Weir, KS | 585 | $51,700 | 71% |
| Happy Valley, AK | 585 | $151,600 | 14% |
| Alanson, MI | 585 | $83,800 | 52% |
| Runnells, IA | 585 | $135,300 | 23% |
| Loudon, NH | 585 | $241,300 | 37% |