Cost to Own
United StatesNew MexicoDoña Ana CountySanta Teresa Population 5,973 Data vintage ACS 2023 5-Year Rates updated 2026-07-30

Total monthly cost of ownership

Cost to Own a Home in Santa Teresa, New Mexico

A $217,000 home here costs

$1,731

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

A standard mortgage calculator would have told you $1,116. The real number is $616 higher every month — 55% more than the payment most buyers budget for.

Santa Teresa median: $216,600
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, $173,600 borrowed $1,116
Property tax0.800% effective rate for Santa Teresa itself $145
Homeowners insuranceNew Mexico averages $1,229/yr (NAIC), or 0.526% of home value $95
Electricity14.12¢/kWh — New Mexico residential average, EIA $127
Water, sewer & trashUS household average $68
Maintenance reserve1% of home value per year $181
Total monthly $1,731

Santa Teresa against Doña Ana County and New Mexico

MeasureSanta TeresaDoña Ana County
Median home value$216,600$205,400
Median property tax$1,732$1,404
Effective tax rate0.800%0.684%
Median gross rent$1,259$903
Population5,973221,665

The weather behind that power bill

Santa Teresa sits in Doña Ana County, which averages a high of 96.2°F in its hottest month and a low of 29.6°F in its coldest, with 9.14" of precipitation a year and 54% of it in a single three-month stretch. That climate drives 2,059 cooling and 2,675 heating degree days, which is what sets the $127 electricity line above.

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

Other cities in Doña Ana County

Full Doña Ana County cost breakdown · Every county in New Mexico

Common questions

How much does it cost to own a home in Santa Teresa?

A $217,000 home in Santa Teresa, New Mexico costs approximately $1,731 per month with 20% down at 6.66%. That is $1,116 principal and interest, $145 property tax, $95 homeowners insurance, $195 utilities and $181 set aside for maintenance.

What is the property tax rate in Santa Teresa?

Santa Teresa has an effective property tax rate of 0.800%, based on a median home value of $216,600 and median real estate taxes of $1,732. That is higher than the Doña Ana County average of 0.684%.

What is the average home price in Santa Teresa?

The median owner-occupied home value in Santa Teresa, New Mexico is $216,600, against $205,400 across Doña Ana County.

Is it cheaper to rent or buy in Santa Teresa?

Median gross rent in Santa Teresa is $1,259 a month, against $1,731 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 Santa Teresa — US Census Bureau, American Community Survey ACS 2023 5-Year, place-level tables.
  • Homeowners insurance — NAIC average premium for New Mexico.
  • 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