Cost to Own
United StatesTennesseeGrundy CountyAltamont Population 1,100 Data vintage ACS 2023 5-Year Rates updated 2026-07-30

Total monthly cost of ownership

Cost to Own a Home in Altamont, Tennessee

A $86,000 home here costs

$781

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

A standard mortgage calculator would have told you $442. The real number is $338 higher every month — 77% more than the payment most buyers budget for.

Altamont median: $85,900
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, $68,800 borrowed $442
Property tax0.453% effective rate for Altamont itself $32
Homeowners insuranceTennessee averages $1,368/yr (NAIC), or 0.505% of home value $36
Electricity14.47¢/kWh — Tennessee residential average, EIA $130
Water, sewer & trashUS household average $68
Maintenance reserve1% of home value per year $72
Total monthly $781

Altamont against Grundy County and Tennessee

MeasureAltamontGrundy County
Median home value$85,900$133,400
Median property tax$389$563
Effective tax rate0.453%0.422%
Median gross rent$818$723
Population1,10013,665

The weather behind that power bill

Altamont sits in Grundy County, which averages a high of 83.2°F in its hottest month and a low of 25.6°F in its coldest, with 63.18" of precipitation a year and 28% of it in a single three-month stretch. That climate drives 818 cooling and 4,477 heating degree days, which is what sets the $130 electricity line above.

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

Other cities in Grundy County

Full Grundy County cost breakdown · Every county in Tennessee

Common questions

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

A $86,000 home in Altamont, Tennessee costs approximately $781 per month with 20% down at 6.66%. That is $442 principal and interest, $32 property tax, $36 homeowners insurance, $198 utilities and $72 set aside for maintenance.

What is the property tax rate in Altamont?

Altamont has an effective property tax rate of 0.453%, based on a median home value of $85,900 and median real estate taxes of $389. That is higher than the Grundy County average of 0.422%.

What is the average home price in Altamont?

The median owner-occupied home value in Altamont, Tennessee is $85,900, against $133,400 across Grundy County.

Is it cheaper to rent or buy in Altamont?

Median gross rent in Altamont is $818 a month, against $781 to own the median home all in. Owning costs less month to month here, though renting builds no equity.

Sources & methodology

  • Median home value, real estate taxes, gross rent and population for Altamont — 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