Cost to Own
United StatesTexasJim Wells CountySan Diego Population 3,795 Data vintage ACS 2023 5-Year Rates updated 2026-07-30

Total monthly cost of ownership

Cost to Own a Home in San Diego, Texas

A $60,000 home here costs

$702

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

A standard mortgage calculator would have told you $308. The real number is $394 higher every month — 128% more than the payment most buyers budget for.

San Diego median: $59,600
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, $48,000 borrowed $308
Property tax1.768% effective rate for San Diego itself $88
Homeowners insuranceTexas averages $2,124/yr (NAIC), or 0.794% of home value $40
Electricity16.44¢/kWh — Texas residential average, EIA $148
Water, sewer & trashUS household average $68
Maintenance reserve1% of home value per year $50
Total monthly $702

San Diego against Jim Wells County and Texas

MeasureSan DiegoJim Wells County
Median home value$59,600$104,800
Median property tax$1,054$1,311
Effective tax rate1.768%1.251%
Median gross rent$885
Population3,79538,863

San Diego extends across 2 counties. Figures here use Jim Wells County, where most of its housing sits.

The weather behind that power bill

San Diego sits in Jim Wells County, which averages a high of 97.4°F in its hottest month and a low of 47.0°F in its coldest, with 27.06" of precipitation a year and 39% of it in a single three-month stretch. That climate drives 4,071 cooling and 769 heating degree days, which is what sets the $148 electricity line above.

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

Other cities in Jim Wells County

Full Jim Wells County cost breakdown · Every county in Texas

Common questions

How much does it cost to own a home in San Diego?

A $60,000 home in San Diego, Texas costs approximately $702 per month with 20% down at 6.66%. That is $308 principal and interest, $88 property tax, $40 homeowners insurance, $216 utilities and $50 set aside for maintenance.

What is the property tax rate in San Diego?

San Diego has an effective property tax rate of 1.768%, based on a median home value of $59,600 and median real estate taxes of $1,054. That is higher than the Jim Wells County average of 1.251%.

What is the average home price in San Diego?

The median owner-occupied home value in San Diego, Texas is $59,600, against $104,800 across Jim Wells County.

Is it cheaper to rent or buy in San Diego?

Rent data is not published for San Diego at this level of detail.

Sources & methodology

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