BILL · 2025–26 SESSION
HB 1840: Middle housing
Authorizing middle housing in unincorporated growth areas and unincorporated urban growth areas, certain limited areas of more intensive rural development, and fully contained communities.
Summary
- Authorizes a fully planning county to allow at least one middle housing unit on each parcel that permits single-family residences in designated urban growth areas, limited areas of more intensive rural development (LAMIRDs).
- Limits any middle housing allowed in a LAMIRD to four residential units per lot.
From the House Bill Analysis 2025 (HB 1840), written by the Legislature's nonpartisan staff. Read the full report ↗
Did not pass Did not pass · died in committee
- IntroducedFeb 5, 2025
- Out of committeestopped here
- Passed House
- Passed Senate
- Governor
- Law
- Prime sponsor
- Strom Peterson (D-21)
- Introduced
- February 5, 2025 in the House
- Last action
- January 12, 2026
- Companion bill
- ESB 5471
- Budget
- Has a fiscal note
AN ACT Relating to authorizing middle housing in unincorporated urban growth areas, certain limited areas of more intensive rural development, and fully contained communities;
Sponsors
Prime sponsor: Strom Peterson (D-21)
6 co-sponsors (5 Democrats, 1 Republican)
Votes
No recorded floor votes. This measure never reached a floor vote.
History
- By resolution, reintroduced and retained in present status.
- First reading, referred to Housing.
HB 1840 in other sessions
Bill numbers restart every two years, so the same number is a different bill in each session.
- HB 1840 (2023–24) Catalytic converter theft
- HB 1840 (2021–22) Community colleges/diversity
- HB 1840 (2019–20) Sensitive data/st. networks
- HB 1840 (2017–18) Washington promise program
- HB 1840 (2015–16) Conflict resolution/schools
- HB 1840 (2013–14) Firearms/restraining orders
- HB 1840 (2011–12) Large carnivores relocation
- HB 1840 (2009–10) Comm corrections officers