Does a Kirkland DADU count against floor-area limits?
✓ Verified against code · August 19, 2026
Partially — and this is a Kirkland-specific advantage: the first 500 sq ft (lots under 8,500 sq ft) or 800 sq ft (larger lots) of a DADU behind the main structure is excluded from FAR.
Citation: KZC 115.42(1)(c)–(d)
How current is this?
Kirkland’s ADU rules run under KZC 115.07 (Kirkland Zoning Code) (Ordinances O-4905 / O-4913). Kirkland's 2025 middle-housing and state-conformance ordinances (O-4905, O-4913) updated KZC 115.07. Kirkland pairs its rules with the most homeowner-friendly tooling in the region: a full ADU Toolkit microsite and an active pre-approved DADU plan gallery. We verified this answer against primary sources on August 19, 2026, and every change we catch is logged in the changelog.
More Kirkland ADU questions
- How big can a Kirkland ADU be?
- Do I need parking for a Kirkland ADU?
- Can I use a pre-approved DADU plan in Kirkland?
- Can a Kirkland ADU be sold separately?
All Kirkland ADU rules → · Compare Washington cities →
Not legal advice — lot-specific overlays can change the answer for your parcel. The citation above points at the governing code section; check it, or ask the city to confirm.