Cost to Own
United StatesTennesseeSumner CountyPortland Population 13,325 Data vintage ACS 2023 5-Year Rates updated 2026-07-30

Total monthly cost of ownership

Cost to Own a Home in Portland, Tennessee

A $256,000 home here costs

$1,945

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

A standard mortgage calculator would have told you $1,316. The real number is $629 higher every month — 48% more than the payment most buyers budget for.

Portland median: $256,400
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, $204,800 borrowed $1,316
Property tax0.514% effective rate for Portland itself $110
Homeowners insuranceTennessee averages $1,368/yr (NAIC), or 0.505% of home value $108
Electricity14.47¢/kWh — Tennessee residential average, EIA $130
Water, sewer & trashUS household average $68
Maintenance reserve1% of home value per year $213
Total monthly $1,945

Portland against Sumner County and Tennessee

MeasurePortlandSumner County
Median home value$256,400$364,000
Median property tax$1,319$1,944
Effective tax rate0.514%0.534%
Median gross rent$1,100$1,339
Population13,325200,553

Portland extends across 2 counties. Figures here use Sumner County, where most of its housing sits.

The weather behind that power bill

Portland sits in Sumner County, which averages a high of 87.7°F in its hottest month and a low of 25.3°F in its coldest, with 54.96" of precipitation a year and 29% of it in a single three-month stretch. That climate drives 1,289 cooling and 4,293 heating degree days, which is what sets the $130 electricity line above.

See the full climate breakdown for Sumner County — month by month temperatures, rainy season timing, snowfall and heating and cooling costs.

Other cities in Sumner County

Full Sumner County cost breakdown · Every county in Tennessee

Common questions

How much does it cost to own a home in Portland?

A $256,000 home in Portland, Tennessee costs approximately $1,945 per month with 20% down at 6.66%. That is $1,316 principal and interest, $110 property tax, $108 homeowners insurance, $198 utilities and $213 set aside for maintenance.

What is the property tax rate in Portland?

Portland has an effective property tax rate of 0.514%, based on a median home value of $256,400 and median real estate taxes of $1,319. That is lower than the Sumner County average of 0.534%.

What is the average home price in Portland?

The median owner-occupied home value in Portland, Tennessee is $256,400, against $364,000 across Sumner County.

Is it cheaper to rent or buy in Portland?

Median gross rent in Portland is $1,100 a month, against $1,945 to own the median home all in. Renting costs less month to month here, though renting builds no equity.

Sources & methodology

  • Median home value, real estate taxes, gross rent and population for Portland — US Census Bureau, American Community Survey ACS 2023 5-Year, place-level tables.
  • Homeowners insurance — NAIC average premium for Tennessee.
  • Electricity price — EIA Electric Power Monthly Table 5.6.A.
  • Mortgage rate — Freddie Mac PMMS, refreshed weekly.
  • Maintenance (1%/yr) and water and sewer ($68/mo) are national estimates. Every assumption above is editable.

Full methodology