Data Warning: I aggregated 183,917 building permits issued in 2025 from 51 different portals. The results suggest a massive amount of “Ghost Flips” are hitting the market.

Hey everyone, local dev here.

I’ve spent the last year building a tool to track construction activity across WA state. This wasn’t easy—there is no central database for this. I had to build custom scrapers for 51 different city and county portals (and counting) – spanning from major metros (Seattle, Tacoma, Spokane) and specific city sites (Renton, Redmond, Bellingham) down to the individual county systems (Clark, Kitsap, Snohomish) that cover the unincorporated areas..

I recently finished indexing the full dataset of permits issued in 2025 (Jan 1 – Dec 31), and one specific data point stood out that I think buyers and renters need to know about.

The Visual Breakdown :

https://preview.redd.it/5wcunpbuk8dg1.png?width=1552&format=png&auto=webp&s=2b61c38e40501b685d552f6b96ab071750479608

The “Ghost Flip” Gap Out of 183,917 total permits issued statewide last year, only 2.8% were for verified “Remodels/Renovations.”

Why this matters (Real Life Example): Just yesterday, I saw a thread on this subreddit from a buyer who is facing a nightmare scenario. They bought a flipped home, the “new” bathroom plumbing failed, and their warranty claim was denied because the city confirmed no permits were ever pulled. This isn’t just paperwork, it’s financial protection.

“But wait, don’t I have the right to renovate my own house?” Yes, absolutely. I am not talking about fresh paint, new LVP flooring, changing cabinet doors, or swapping a faucet. Those are cosmetic and usually don’t need a permit.

I am talking about the “Open Concept” listings where load-bearing walls were deleted, new bathrooms were added, and electrical panels were moved. That work legally requires a permit.

The data suggests that for every 1 legal renovation happening, there are dozens of “Ghost Flips” where major structural/electrical work is being done off the books.

Why this matters to you: If you are house hunting in 2026, do not trust the listing photos.

• New Panel? Check the permit history.
• Wall removed? Check the permit history.
• New Bathroom in the basement? Definitely check the permit history.

If the city doesn’t know about it, the inspector didn’t check it. And you are the one who will be on the hook when the wiring melts behind that new drywall.

Need a sanity check? If you are currently eyeing a specific listing that claims “Full Reno” but something feels off, feel free to DM me the address. I am happy to run it through my database and send you the permit history for free.

Stay safe out there.