List of ZIP Codes in Mason County
The following table lists ZIP Codes associated with Mason County, Washington, based on ZIP Code Tabulation Area (ZCTA) data from the U.S. Census Bureau.
| S.N. | Zip Code | Latitude | Longitude | City | Population | Density |
|---|---|---|---|---|---|---|
| 1 | 98524 | 47.36703 | -122.84548 | Allyn | 4,585 | 216.0 |
| 2 | 98528 | 47.44605 | -122.89618 | Belfair | 12,398 | 66.2 |
| 3 | 98546 | 47.32439 | -122.92362 | Grapeview | 2,288 | 25.8 |
| 4 | 98548 | 47.47064 | -123.29273 | Hoodsport | 2,336 | 4.7 |
| 5 | 98555 | 47.54634 | -123.06369 | Lilliwaup | 213 | 3.1 |
| 6 | 98560 | 47.30577 | -123.43948 | Matlock | 132 | 1.2 |
| 7 | 98584 | 47.24608 | -123.16209 | Shelton | 40,036 | 43.0 |
| 8 | 98588 | 47.43555 | -123.02261 | Tahuya | 1,797 | 15.4 |
| 9 | 98592 | 47.32895 | -123.07907 | Union | 1,666 | 36.4 |
About Mason County ZIP Codes
Mason County in Washington (WA) is served by approximately 9 ZIP Codes. These codes cover residential neighborhoods, business districts, and rural areas that fall under the county's jurisdiction.
Based on ZIP-level population estimates, the total population covered by these ZIP Codes is around 65,451 people. Population and density values vary from one ZIP Code to another, reflecting the mix of dense urban communities and lower-density suburban or rural zones.
Many of the most significant population centers in Mason County are located in cities such as Shelton, Belfair, Allyn, Hoodsport, Grapeview. These cities and towns help define the economic and demographic character of the county.
Most ZIP Codes in Mason County, Washington follow the America/Los_Angeles time zone.
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