Columbia County, OR real estate

What the numbers say

Columbia County, OR real estate at a glance

By AstroCore · Realtor.com, US Census and Freddie Mac data

In September 2026, the median home in Columbia County listed for $522,400, up 2.9% from a year earlier. That is 5% below the Oregon median of $550,000.

Homes spent a median of 73 days on the market, slower than 72 days a year ago. That makes Columbia County the #11 fastest-selling of 18 Oregon counties we track.

Homeowners in Columbia County pay a median of $3,137 a year in property taxes on a median home value of $421,600, an effective rate of about 0.74%. The Oregon average is 0.81%, which makes Columbia County the #18 lowest-tax of 36 counties in the state with published tax data.

Renters pay a median of $1,373 a month, and $1,175 for a two-bedroom. At today's prices a typical home costs about 32 times a year's rent, which generally favors renting over buying in the short term.

With 20% down and today's 7.24% average 30-year rate, the monthly payment on a $522,000 home here comes to about $3,390 including property tax and insurance. Lenders typically want that to be under 28% of income, which works out to roughly $145,000 a year (the median household here earns $87,458).