Olympia Building Department
WSEC-R 2021 energy code compliance resources for builders and contractors in Olympia, Thurston County.
Building Department
Olympia Building Official
- Phone
- (360) 753-8314
- Address
- 601 4th Ave E, Olympia, WA 98501
- Hours
- M-F 8am-5pm
Last verified: 2026-04-19
Submittal notes
These apply at Thurston County County level — verify city-specific items directly with Olympia Building Official.
- Thurston County: Thurston County: The Habitat Conservation Plan (HCP) for Mazama pocket gophers affects siting on rural parcels outside urban growth areas — verify HCP compliance before permit submittal.
Code environment
Climate Zone
CZ4
Western WA — moderate climate requirements.
Ready to check your compliance?
wsec.ai generates a complete R406 credit summary you can submit with your permit application to Olympia Building Official.
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