Eatonville, WA: ADUs, septic or sewer, land prices and hazard areas

Can I build an ADU in Eatonville, WA?

1,244 of the 6,393 lots in Eatonville (19%) are zoned for houses inside an urban growth area. On those lots, Washington's HB 1337 requires the city or county to allow at least two accessory dwelling units (ADUs). Another 4,577 lots are outside the urban growth area, where Pierce County's own ADU rules decide.

Septic or sewer in Eatonville, WA?

2,082 of the 6,393 lots in Eatonville (33%) have septic records on file with the Tacoma-Pierce County Health Department. 5,101 lots are inside a Pierce County sewer service area, and 0 are within 300 feet of a county sewer main.

Land prices in Eatonville, WA

Vacant land in Eatonville sold for a median of $27,970 per acre across 98 sales since October 1, 2023. Homes sold for a median of $525,000 across 423 sales. 309 new homes were permitted on its unincorporated lots since October 1, 2021. The city issues its own permits, which are not in our data yet.

Landslide, flood and wetland areas in Eatonville, WA

Of the 6,393 lots in Eatonville, 3,462 touch a mapped landslide hazard area, 1,817 an erosion hazard area, 2,049 a flood area and 2,123 an inventoried wetland, on Pierce County's maps.

From the Pierce County Assessor-Treasurer, the county's zoning, sewer, hazard and growth-area maps, and the Tacoma-Pierce County Health Department. Records as of October 2, 2026.

How these numbers are worked out · Guides

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