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King County · Bryn Mawr-Skyway, WA

Bryn Mawr-Skyway, WA property taxes. A dip in value. A case to check.

In January 2026, the typical home in Bryn Mawr-Skyway was worth about $673,000, 4.2% below the June 2022 peak of $703,000. If your assessment still reflects peak-era prices, an appeal may be worth filing.

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What Bryn Mawr-Skyway home values did

Bryn Mawr-Skyway values peaked in June 2022 and were 4.2% lower by January 2026. In the year to January 2026, they fell 2.8%. That's in line with King County as a whole (-2.2%).

Values kept sliding after January: by August 2026 the typical home was 3.3% lower again, which matters for next year's notice.

Typical Bryn Mawr-Skyway home value each January (Zillow Home Value Index)
MonthTypical valuevs. a year earlier
January 2021$551,000+14.5%
January 2022$631,000+14.7%
January 2023$648,000+2.6%
January 2024$663,000+2.4%
January 2025$692,000+4.4%
January 2026$673,000-2.8%
August 2026 (latest)$651,000-3.3% since January

Peak since 2021: $703,000 in June 2022. January 2026 was 4.2% below it.

What to check on your notice

If your 2026 notice shows a higher value than last year, ask why. The typical Bryn Mawr-Skyway home lost 2.8% over the same stretch. A higher number can still be right for a specific home, for example after a remodel, but the county assessor should be able to explain it.

How Bryn Mawr-Skyway compares nearby

Among 10 King County places, Bryn Mawr-Skyway has the 6th largest drop from its peak and the 7th highest typical value. Statewide, its 1-year change ranks 23rd of 372 Washington places, from weakest to strongest.

January 2026 typical values, King County
PlaceJanuary 20261-year changevs. peak
Seattle$858,000-2.1%-7.0%
Bellevue$1,484,000-1.7%-4.5%
Renton$755,000-2.1%-2.8%
Kent$650,000-2.0%-2.4%
Auburn$609,000-1.1%-1.7%
Federal Way$596,000-1.7%-1.9%
Redmond$1,378,000-1.3%-4.7%
Kirkland$1,246,000-3.3%-4.9%
Sammamish$1,594,000-2.9%-8.4%
Bryn Mawr-Skyway$673,000-2.8%-4.2%

Deadline and where to file

Bryn Mawr-Skyway values are set by the local county assessor. File your petition with the County Board of Equalization by July 1 of the assessment year, or within 30 days after the assessor mailed your change of value notice, whichever is later. Counties can extend the 30 days to up to 60 days, so check your county.

Reading this in fall 2026? The 2026 deadline has passed (July 1, 2026, or 30 to 60 days after your notice, depending on the county). Your next chance is the 2027 assessment: notices are mailed during 2027 and you can file by July 1, 2027, or 30 days (60 in counties that extended) after your notice date, whichever is later. If you already appealed in 2026, the Board of Tax Appeals deadline is 30 days from the date the county board mailed its decision.

The King County guide covers the full Washington appeal process: forms, fees, hearing levels and what happens next.

Building a Bryn Mawr-Skyway case

Averages explain why a case might work. The decision turns on evidence about one property. Bryn Mawr-Skyway is part of the Seattle-Tacoma-Bellevue metro, but your evidence should be local. Sales a few streets away usually beat sales across the metro.

Get your Bryn Mawr-Skyway appeal report

Start with your address. Vulorean checks your assessment against recent comparable sales and builds a value report you can bring to your Washington appeal. Eligible reports are free during launch; an account is required and local filing fees are separate.

Check my property and get a report →

Vulorean was built for California first. Washington forms, deadlines and filing rules vary, so confirm them with your local office before filing. If something in your report looks wrong, email support@vulorean.com and we'll get it fixed.

Home values: Zillow Home Value Index (ZHVI), all homes, mid-tier, smoothed and seasonally adjusted, through August 2026, from Zillow Research. Rules: RCW 84.40.038, Petition to board of equalization, filing deadlines, Washington DOR Form 64 0075 petition, Washington Board of Tax Appeals FAQs, Washington DOR, how the 1% levy limit works. Vulorean is an independent service, not a government office. Confirm dates and forms with your local office.