Cost to Own
United StatesTennesseeHouston CountyErin Population 1,212 Data vintage ACS 2023 5-Year Rates updated 2026-07-30

Total monthly cost of ownership

Cost to Own a Home in Erin, Tennessee

A $138,000 home here costs

$1,158

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

A standard mortgage calculator would have told you $709. The real number is $449 higher every month — 63% more than the payment most buyers budget for.

Erin median: $137,500
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, $110,400 borrowed $709
Property tax0.673% effective rate for Erin itself $77
Homeowners insuranceTennessee averages $1,368/yr (NAIC), or 0.505% of home value $58
Electricity14.47¢/kWh — Tennessee residential average, EIA $130
Water, sewer & trashUS household average $68
Maintenance reserve1% of home value per year $115
Total monthly $1,158

Erin against Houston County and Tennessee

MeasureErinHouston County
Median home value$137,500$150,100
Median property tax$925$861
Effective tax rate0.673%0.574%
Median gross rent$527$685
Population1,2128,293

The weather behind that power bill

Erin sits in Houston County, which averages a high of 88.9°F in its hottest month and a low of 26.2°F in its coldest, with 54.75" of precipitation a year and 31% of it in a single three-month stretch. That climate drives 1,543 cooling and 3,920 heating degree days, which is what sets the $130 electricity line above.

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

Other cities in Houston County

Full Houston County cost breakdown · Every county in Tennessee

Common questions

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

A $138,000 home in Erin, Tennessee costs approximately $1,158 per month with 20% down at 6.66%. That is $709 principal and interest, $77 property tax, $58 homeowners insurance, $198 utilities and $115 set aside for maintenance.

What is the property tax rate in Erin?

Erin has an effective property tax rate of 0.673%, based on a median home value of $137,500 and median real estate taxes of $925. That is higher than the Houston County average of 0.574%.

What is the average home price in Erin?

The median owner-occupied home value in Erin, Tennessee is $137,500, against $150,100 across Houston County.

Is it cheaper to rent or buy in Erin?

Median gross rent in Erin is $527 a month, against $1,158 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 Erin — 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