Swimming Pools & Spas in Walla Walla County, WA (2026)

2 rules for unincorporated Walla Walla County, Washington.

Verified from official government sources

Note: These county rules apply to unincorporated areas of Walla Walla County. If you live within an incorporated city, that city's own rules apply: see the city list below.

Pool Permits

Building a residential swimming pool or hot tub in unincorporated Walla Walla County requires a Community Development building permit costing a $75 application fee plus a $205 permit fee, plan review, and $80 per inspection after the first two. Skipping the permit is a misdemeanor the building official can refer to the county prosecuting attorney.

Walla Walla County Residential Pool Permit Fee

Some Restrictions

Walla Walla County Code §§ 3.08.220, 15.04.034

Swimming pools, hot tubs $75.00 application fee + $205.00 permit fee + plan review fee + $80.00 per inspection after first two ... Unless otherwise noted, violations of this chapter shall constitute a misdemeanor, pursuant to RCW 36.43.040. The building official may attempt to ensure compliance using the fees authorized by this chapter and voluntary compliance agreements prior to referring viol...

Full ordinance details →Official source ↗

Fencing & Safety Requirements

Unincorporated Walla Walla County regulates pool, spa and hot tub barriers through Appendix G of the International Residential Code, adopted at Code § 15.04.040 alongside the base IBC and IRC. The county has not rewritten Appendix G's numbers into its own text, so the same building-permit and inspection process used for any structure applies to new pools.

Pool Barrier Code in Walla Walla County

Some Restrictions

Walla Walla County Code § 15.04.040

In addition to the International Building Code, current edition, as adopted, amended or hereafter amended by the state of Washington, the county adopts Appendix C, Agricultural Buildings and Appendix J, Grading; and the International Residential Code, current edition, as adopted, amended or hereafter amended by the state of Washington, including Appendix G, Swimming Pools, Spas and Hot Tubs, ex...

Full ordinance details →Official source ↗

All Walla Walla County ordinances

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