What should you compare in Portland?
Evaluate older houses and basements for moisture and seismic work, and verify permits and utility separation for accessory dwelling units or conversions.
Build a useful comparison
Start with three or four areas compatible with daily life. For each, record the same evidence: housing type and age, price and concessions, actual taxes, quoted insurance, dues, utilities, likely maintenance, mobility, hazards and restrictions. Keep metropolitan, municipal and parcel-specific evidence separate.
Three priority checks
- 01
Check seismic, landslide and liquefaction maps.
Save the source, date and result in your decision file; when the answer depends on the property, do not replace it with a regional average.
- 02
Verify permits for ADUs and finished basements.
Save the source, date and result in your decision file; when the answer depends on the property, do not replace it with a regional average.
- 03
Inspect drainage, roofs and exterior envelopes.
Save the source, date and result in your decision file; when the answer depends on the property, do not replace it with a regional average.
Visit as a researcher, not only as a buyer
Visit on a weekday and weekend, in daylight and after dark. Test the real commute, noise, parking, slopes, drainage, nearby construction, emergency access and everyday services. Separate personal observations, official evidence and marketing claims.
Official starting points
U.S. Census BureauHousing, households and income by geography.
FEMAStarting point for flood maps.
City of PortlandOfficial local source; continue to the parcel or address.Multnomah County property searchOfficial local source; continue to the parcel or address.These links are starting points. Confirm jurisdiction and use current county, municipal, tax and licensing records for the address.
Frequently asked questions
01Is Portland one real estate market?
No. The area contains municipalities, neighborhoods, housing types and jurisdictions with different costs, inventory and hazards. Compare the micro-market and parcel, not only the metro average.
02Which number should I verify first?
Start with the complete, verifiable cost of a specific property: price, current and future taxes, quoted insurance, dues, utilities, maintenance, commute and closing cash.
03Where do I verify a property in Portland?
First confirm the municipality and county, then use the official portals for that address to check assessment, records, permits, zoning, hazards and professional licenses.