12 ZIP Code Tabulation Areas in Cowlitz County, Washington. The population-weighted median household income is about $78,160, the median home value about $419,345, and 68.8% of occupied homes are owner-occupied.
- 12
- ZIP codes
- 119.6K
- Population
- 53
- Data points
Cowlitz County at a glance
- $78,160
- Median household income
- $419,345
- Median home value
- 41.1
- Median age
- 68.8%
- Owner-occupied
- 49,167
- Housing units
Income, home value, and age are population-weighted averages of the ZIP-level medians in the file. Counts are exact.
Top 5 Cowlitz County ZIP codes by median household income| # | ZIP | City | Population | Homeowner % | Median HH $ |
|---|
| 1 | 98625 | Kalama | 7,655 | 80.4% | $116,435 |
| 2 | 98601 | Amboy | 2,585 | 86.1% | $106,776 |
| 3 | 98645 | — | 2,216 | 95.7% | $101,429 |
| 4 | 98674 | Woodland | 17,525 | 73.2% | $94,245 |
| 5 | 98611 | Castle Rock | 9,302 | 83.8% | $86,322 |
Top 5 Cowlitz County ZIP codes by population| # | ZIP | City | Population | Homeowner % | Median HH $ |
|---|
| 1 | 98632 | Beacon Hill | 50,635 | 60.8% | $66,305 |
| 2 | 98626 | Beacon Hill | 26,892 | 68.5% | $75,528 |
| 3 | 98674 | Woodland | 17,525 | 73.2% | $94,245 |
| 4 | 98611 | Castle Rock | 9,302 | 83.8% | $86,322 |
| 5 | 98625 | Kalama | 7,655 | 80.4% | $116,435 |
Top 5 Cowlitz County ZIP codes by Homeowner GDP| # | ZIP | City | Population | Homeowner % | Median HH $ | Homeowner GDP |
|---|
| 1 | 98632 | Beacon Hill | 50,635 | 60.8% | $66,305 | $831.2M |
| 2 | 98626 | Beacon Hill | 26,892 | 68.5% | $75,528 | $535.4M |
| 3 | 98674 | Woodland | 17,525 | 73.2% | $94,245 | $403.4M |
| 4 | 98625 | Kalama | 7,655 | 80.4% | $116,435 | $272.8M |
| 5 | 98611 | Castle Rock | 9,302 | 83.8% | $86,322 | $256.1M |
Homeowner GDP = owner-occupied units × median household income — a proxy for aggregate homeowner spending power in a ZIP, useful for scoring market opportunity. Not an official economic statistic.
Densest: 98632 (Beacon Hill) at 417 people/sq mi. Least dense: 98616 (Cougar) at 2 people/sq mi.
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