Cost to Own
United StatesTexasBexar CountyOlmos Park Population 2,228 Data vintage ACS 2023 5-Year Rates updated 2026-07-30

Total monthly cost of ownership

Cost to Own a Home in Olmos Park, Texas

A $887,000 home here costs

$6,936

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

A standard mortgage calculator would have told you $4,560. The real number is $2,376 higher every month — 52% more than the payment most buyers budget for.

Olmos Park median: $887,000
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, $709,600 borrowed $4,560
Property tax1.128% effective rate for Olmos Park itself $834
Homeowners insuranceTexas averages $2,124/yr (NAIC), or 0.794% of home value $587
Electricity16.44¢/kWh — Texas residential average, EIA $148
Water, sewer & trashUS household average $68
Maintenance reserve1% of home value per year $739
Total monthly $6,936

Olmos Park against Bexar County and Texas

MeasureOlmos ParkBexar County
Median home value$887,000$244,100
Median property tax$10,001$4,429
Effective tax rate1.128%1.814%
Median gross rent$1,202$1,290
Population2,2282,037,344

The weather behind that power bill

Olmos Park sits in Bexar County, which averages a high of 97.5°F in its hottest month and a low of 40.3°F in its coldest, with 31.27" of precipitation a year and 30% of it in a single three-month stretch. That climate drives 3,144 cooling and 1,446 heating degree days, which is what sets the $148 electricity line above.

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

Other cities in Bexar County

Full Bexar County cost breakdown · Every county in Texas

Common questions

How much does it cost to own a home in Olmos Park?

A $887,000 home in Olmos Park, Texas costs approximately $6,936 per month with 20% down at 6.66%. That is $4,560 principal and interest, $834 property tax, $587 homeowners insurance, $216 utilities and $739 set aside for maintenance.

What is the property tax rate in Olmos Park?

Olmos Park has an effective property tax rate of 1.128%, based on a median home value of $887,000 and median real estate taxes of $10,001. That is lower than the Bexar County average of 1.814%.

What is the average home price in Olmos Park?

The median owner-occupied home value in Olmos Park, Texas is $887,000, against $244,100 across Bexar County.

Is it cheaper to rent or buy in Olmos Park?

Median gross rent in Olmos Park is $1,202 a month, against $6,936 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 Olmos Park — US Census Bureau, American Community Survey ACS 2023 5-Year, place-level tables.
  • Homeowners insurance — NAIC average premium for Texas.
  • 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