| Index | Castle Rock | Washington | National |
| Median home price | $176,000 | $269,300 | $184,700 |
| Median rent asked | $863 | $1,056 | $949 |
| Avg. people per household | 2.7 | 2.5 | 2.6 |
| Owner occupied households | 65.2% | 62.4% | 63.6% |
| Renter occupied households | 34.8% | 37.6% | 36.4% |
| Population | Home Price | National Avg. | |
| Ryderwood, WA | 401 | $141,300 | 23% |
| Toledo, WA | 532 | $159,700 | 14% |
| Vader, WA | 696 | $164,800 | 11% |
| West Side Highway, WA | 5,735 | $170,000 | 8% |
| Clatskanie, OR | 2,189 | $183,300 | 1% |
| Castle Rock, WA | 2,917 | $176,000 | 5% |
| Population | Home Price | National Avg. | |
| Heritage Lake, IN | 2,917 | $169,000 | 9% |
| University Park, NM | 2,917 | $0 | 100% |
| Seaside Heights, NJ | 2,917 | $286,700 | 55% |
| Chaffee, MO | 2,917 | $97,600 | 47% |
| Rothsville, PA | 2,916 | $241,600 | 31% |
| Castle Rock, WA | 2,917 | $176,000 | 5% |
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