Washington’s Supply Squeeze: Conversions Up, Permits Down, Growth Leads [07/14/26]
July 14, 2026
Aaron Kirk Douglas

Washington’s Supply Squeeze: Conversions Up, Permits Down, Growth Leads [07/14/26]

Compiled and edited by HFO Research

This issue covers the stories shaping multifamily housing across Washington State, plus the national and federal signals bearing down on the market. Facts are drawn from the reporting cited in the numbered sources.

Seattle turns empty offices into apartments

A developer converted 55,000 square feet of unleased commercial space beneath a downtown Seattle tower into 44 loft apartments. Downtown office vacancy stands near 35%, while city housing applications have fallen 94% from their 2020 peak.1

Why it matters: Conversions pencil best when developers design the building with residential systems in mind. The louder signal is a collapsing permit pipeline that sets up a future supply squeeze.

Washington leads the nation in economic growth

Washington posted the country’s fastest state GDP growth to open 2026 at 4.5%, more than double the national pace, led by its information and technology sector.2

Why it matters: Strong output is an early counterweight to worries about a capital exodus and supports the high-wage jobs that drive urban apartment demand.

Seattle moves to ban rental junk fees

The mayor proposed limiting landlords to a defined list of charges, banning separate fees for pet rent, mail, in-unit appliances, certain payment methods and common-area access. As drafted, it would take effect in mid-2027.3

Why it matters: Capping ancillary fees trims a real income line and adds compliance work, stacking onto years of new rules that raise the cost of operating in Seattle.

A Seattle fee holiday for builders collapses

A proposed two-year, 80% cut to Mandatory Housing Affordability fees died after a key housing group withdrew support. Backers say it could have unlocked at least 30 projects. New multifamily permit applications are down 94% from the 2020 peak.4

Why it matters: A rare supply-side lever just failed, keeping Seattle’s cost to build high as production stalls. Fewer starts today mean firmer rents in a few years.

Spokane weighs a right-to-cooling mandate

The Spokane City Council votes Wednesday 7/15 on requiring adequate cooling in every bedroom of a rental. The city’s largest affordable provider estimates compliance near $12,000 per unit, and about 60% of local rentals predate 1960.5

Why it matters: The mandate lands hardest on older and affordable stock with limited electrical capacity. Owners in eastern Washington may soon need to price in retrofit exposure.

A warning on Seattle’s founder and capital base

A Seattle tech CEO argued the region is losing founders and the capital and mentorship they carry, citing a business group finding that nearly one in four employers is weighing a move out of state.6

Why it matters: A thinning founder base can soften high-wage job growth, though it sits against the state’s nation-leading output growth. Treat it as an early signal to watch.

Seattle-area growth shifts to the suburbs

The Seattle metro added 26,000 residents over the past year, its slowest pace this decade. City apartment absorption fell to about 1,800 units from 6,600 a year earlier, while South King, Pierce and Snohomish suburbs picked up speed.7

Why it matters: Demand is rotating outward. Suburban submarkets may lease faster than the core, shaping where acquisitions and rent-growth bets make sense.

Washington tops 8.2 million on steady in-migration

The state added about 44,000 residents to reach 8.2 million, with in-migration driving 72 percent of the gain. Units under construction sit near half the 2022 peak, though central Puget Sound starts rose more than 20%.8

Why it matters: Steady in-migration keeps a demand floor under apartments, and a leaner pipeline supports occupancy. A pickup in starts is worth watching.

National and Federal Signals

A buyer shortage may replace the housing shortage

A Mortgage Bankers Association paper projects deaths will outnumber births starting in 2030, reframing the market around too few buyers. National rental vacancy rose to 7.3 percent in 2025 from 5.6 percent in 2022, and multifamily completions hit a 38-year high in 2024.9

Why it matters: Demographics and immigration are becoming the demand story. In the near term, high national vacancy tempers rent growth even in tighter metros.

Builders stay optimistic even as costs climb

In a June industry survey, 46% of builders expect better conditions within a year and 51% expect more available equity, while 37% expect costs to outrun inflation.10

Why it matters: Better capital access could revive stalled deals later this year, but cost inflation keeps a lid on new starts.

A conversion scare raises the bar on adaptive reuse

Buckling columns at a 1,600-unit office-to-apartment conversion in New York forced evacuations and an investigation, with warnings of tighter lending and higher insurance for similar projects.11

Why it matters: As Seattle relies on conversions to add housing, execution risk is now a key concern for lenders and insurers.

AI has not triggered the feared layoffs

A LendingTree analysis of Census data found 96% of businesses using AI reported no employment changes, and most use it to supplement rather than replace work.12

Why it matters: A steady white-collar jobs base supports apartment demand, easing one worry hanging over absorption.

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Sources:

1. KING 5, “After years without tenants, Seattle developer converts commercial space into apartments,” Jul 11, 2026. https://www.king5.com/article/money/markets/real-estate/seattle-developer-converts-commercial-space-apartments/281-b6bf72d1-41e6-4b89-91da-f6851159c799

2. MyNorthwest, “Washington posts fastest GDP growth in the U.S. to start 2026,” Jun 2026. https://mynorthwest.com/local/washington-gdp-growth/4252785

3. MyNorthwest (KIRO Newsradio), “Seattle Mayor Katie Wilson proposes ban on rental junk fees, hidden landlord charges,” Jul 7, 2026. https://mynorthwest.com/mynorthwest-politics/mayor-katie-wilson-junk-fees/4254715

4. The Center Square, “WATCH: Builders urge Seattle mayor to resurrect stalled fee cut proposal,” Jul 10, 2026. https://www.thecentersquare.com/washington/article_6c25494e-650c-417a-a0e5-b55a15a446dc.html

5. The Washington Post, “Spokane’s bill to mandate air-conditioning would raise housing costs,” Jul 9, 2026. https://www.washingtonpost.com/opinions/2026/07/09/spokane-bill-mandate-air-conditioning-would-raise-housing-costs/ [subscription required]

6. Seattle Red, “Seattle tech CEO warns ‘billions are walking out the door’ as founders flee,” Jul 6, 2026. https://seattlered.com/economy/keith-mccall-seattle-billions-walking-out-founders-leaving/4119271

7. CoStar, “Population growth shifts across Seattle-area cities as suburbs gain momentum,” Jul 6, 2026. https://www.costar.com/article/876694491/population-growth-shifts-across-seattle-area-cities-as-suburbs-gain-momentum (available to subscribers)

8. CoStar, “Population growth slows but continues to support apartment demand in Washington State,” Jul 6, 2026. https://www.costar.com/article/1893621628/washington-state-population-surpasses-8-million-residents (available to subscribers)

9. Bloomberg, “Low Birth Rate Risks Creating US Housing Glut Over Coming Decade,” Jul 8, 2026. https://www.bloomberg.com/news/articles/2026-07-08/low-birth-rate-risks-creating-us-housing-glut-over-coming-decade

10. NMHC, “Multifamily Construction Market Shows Moderate Improvement, Builders and Developers Remain Optimistic About the Future,” Jun 30, 2026. https://www.nmhc.org/news/press-release/2026/multifamily-construction-market-shows-moderate-improvement-builders-and-developers-remain-optimistic-about-the-future/

11. Bisnow, “One Project’s Buckling Beams and Sagging Floors Rattle NYC’s 19M SF Conversion Pipeline,” Jul 8, 2026. https://www.bisnow.com/new-york/news/construction-development/pfizer-building-evacuation-office-residential-conversion-fdny-collapse-risk-135321

12. The Business Journals, “Fears over AI job losses abound. New data tells a different story.,” Jul 1, 2026. https://www.bizjournals.com/bizjournals/news/2026/07/01/ai-doesnt-mean-layoffs-at-most-businesses.html [subscription required]

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