City Guides
Jurisdiction-by-jurisdiction breakdowns of the cities we build in.
Tacoma's ADU rules in 2026
Tacoma adopted HB 1337-compliant ADU code in 2024. Here is what the Tacoma Municipal Code now allows and where the friction still lives.
Read article →Redmond ADUs and the Microsoft commute calculus
Why a Redmond DADU pencils out for tech-employee rentals — and how the city's updated code interacts with the light-rail expansion.
Read article →Seattle's pre-approved DADU plans: real timeline savings
What the SDCI pre-approved DADU plans program actually shaves off the schedule — and the trade-offs nobody discusses up front.
Read article →Short-term rental rules for Seattle ADUs
Seattle's STR ordinance, how it applies to ADUs and DADUs, and the licensing math for owners considering Airbnb instead of long-term rental.
Read article →Bellevue's ADU pathway in 2026
Bellevue's Land Use Code post-HB 1337: what is now permitted by right, what still requires conditional approval, and how design review actually works.
Read article →How long Seattle ADU permits actually take in 2025
The SDCI dashboard, our project ledger, and the three things that move median timeline from 14 weeks to 18.
Read article →Kirkland Zoning Code 115 and ADU heights
The specific Kirkland code that drives DADU massing decisions, and how to design around the upper-floor cutbacks.
Read article →How our Seattle ADU costs compare to AARP's national data
AARP's ADU research is the most-cited benchmark in the country. Here is how Puget Sound numbers stack up.
Read article →Seattle's ADU code, decoded
SDCI Tip 116 plus SMC 23.44.041 in one read — height, setbacks, FAR, and the rules most homeowners get wrong.
Read article →Seattle ADU rental comps in 2025
Census ACS, Zillow Research, and our own lease ledger — what a 700 sq ft DADU actually rents for in Seattle today.
Read article →King County septic vs sewer: ADU implications
Why your sewer status drives 30% of the feasibility decision on unincorporated King County ADUs.
Read article →When Seattle dropped ADU owner-occupancy — and why it changed the math
The 2019 reform that quietly transformed Seattle into one of the most ADU-friendly cities in the United States.
Read article →What an ADU does to your property tax in King County
King County Assessor data, applied to a real Seattle parcel — the assessed-value bump and the tax math.
Read article →Bellevue ADU rules — what changed under HB 1337
Bellevue updated LUC 20.20.120 to comply with state law. Here is what's actually different on the ground.
Read article →AADU vs DADU resale value in Seattle
Multi-year analysis of Seattle MLS sales: which configuration actually contributes more to resale price, and why.
Read article →Kirkland ADU rules — the most predictable Eastside permit path
Kirkland Zoning Code Chapter 115 plus the City's pre-application process produce the shortest median permit timeline on the Eastside.
Read article →What an ADU really costs in Seattle in 2025
Honest, line-by-line numbers from our last twelve completed DADUs — design, permitting, hard costs, and the line items most contractors hide.
Read article →Snohomish County DADU options outside Seattle
Everett, Mukilteo, Lynnwood, Edmonds, Bothell, Mill Creek: where Snohomish ADU rules sit post-HB 1337 and what each city allows.
Read article →Seattle's Pre-Approved DADU plans — when they make sense
A free SDCI program that cuts permit time in half. Here's when to use it and when to walk away.
Read article →Septic or sewer? What it means for your ADU
Public Health — Seattle & King County governs on-site sewage. Here's what changes when you add a second unit on septic.
Read article →Long-term vs. short-term rental ADU in Seattle
Seattle FAS short-term rental rules, the math vs. long-term tenancy, and what we see actually working.
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