Cost to Own
United StatesOregonMultnomah County FIPS 41051 Data vintage ACS 2023 5-Year Rates updated 2026-07-30

Total monthly cost of ownership

Cost to Own a Home in Multnomah County, Oregon

A $528,000 home here costs

$4,055

per month, all in — with 20% down at today's 6.66% 30-year fixed rate.

A standard mortgage calculator would have told you $2,714. The real number is $1,340 higher every month — 49% more than the payment most buyers budget for.

County median: $528,000
Under 20% adds PMI
Freddie Mac PMMS
US average household

Where every dollar goes

Only the first line is a mortgage payment. Change any assumption above and every figure below recalculates.

Principal & interest30-year fixed, $422,400 borrowed $2,714
Property tax0.959% effective rate — Multnomah County assessor via Census ACS $422
Homeowners insuranceEstimated at 0.60% of home value per year $264
Electricity16.27¢/kWh — Oregon residential average, EIA $146
Water, sewer & trashUS household average $68
Maintenance reserve1% of home value per year — the cost nobody budgets $440
Total monthly $4,055

How Multnomah County compares

Multnomah County ranks 1,288th of 3,133 US counties by effective property tax rate, meaning property taxes here are lower than in 1,845 counties and higher than in 1,287. Within Oregon it ranks 5th of 36.

Multnomah County 0.959% 15% higher than national
Oregon average 0.775%
National median0.837%
Highest in America — Menominee County, WI3.636%

The numbers behind this page

MeasureMultnomah CountySource
Median home value$528,000ACS B25077
Median real estate taxes paid$5,061ACS B25103
Effective property tax rate0.959%Derived
Median gross rent$1,582ACS B25064
Occupied housing units347,392ACS B25003
Population803,863ACS B01003
Residential electricity price16.27¢/kWhEIA 5.6.A
30-year fixed mortgage rate6.66%Freddie Mac PMMS

Other counties in Oregon

Compare the cost of the same home elsewhere in the state.

All 36 counties in Oregon

Questions about owning here

What is the property tax rate in Multnomah County?

The effective property tax rate in Multnomah County, Oregon is 0.959% of home value per year. On the county's median home value of $528,000, that works out to about $5,061 annually, or $422 per month.

How much does it cost to own a home in Multnomah County?

A $528,000 home in Multnomah County, Oregon costs approximately $4,055 per month with 20% down at 6.66%. That breaks down as $2,714 principal and interest, $422 property tax, $264 insurance, $214 utilities and $440 set aside for maintenance.

Why is this higher than the payment my lender quoted?

Lender quotes usually show principal and interest only, and sometimes property tax and insurance. They almost never include electricity, water or a maintenance reserve. Here those add about $654 a month, which is why the real cost is 49% above the mortgage payment alone.

Is it cheaper to rent in Multnomah County?

Median gross rent in Multnomah County, Oregon is $1,582 per month, compared with $4,055 to own the median home outright. Renting is cheaper month to month, though rent does not build equity and is not fixed for 30 years.

How much is the electric bill in Multnomah County?

Oregon residential electricity averages 16.27¢ per kWh. At the US average household usage of 899 kWh per month, that is about $146. Actual bills vary considerably with house size, insulation and climate.

Sources & methodology

  • Median home value, real estate taxes paid, gross rent, occupied units and population — US Census Bureau, American Community Survey ACS 2023 5-Year, tables B25077, B25103, B25064, B25003, B01003.
  • Effective property tax rate — median real estate taxes paid divided by median home value.
  • Mortgage rate — Freddie Mac PMMS, updated weekly.
  • Residential electricity price — US Energy Information Administration, Electric Power Monthly, Table 5.6.A.
  • Homeowners insurance (0.60%/yr), maintenance (1%/yr) and water and sewer ($68/mo) are modelled national estimates, not quoted figures. Every one is editable above.

Full methodology