Cost to Own
United StatesDelawareNew Castle CountyMiddletown Population 24,071 Data vintage ACS 2023 5-Year Rates updated 2026-07-30

Total monthly cost of ownership

Cost to Own a Home in Middletown, Delaware

A $400,000 home here costs

$2,949

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

A standard mortgage calculator would have told you $2,056. The real number is $892 higher every month — 43% more than the payment most buyers budget for.

Middletown median: $399,500
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, $320,000 borrowed $2,056
Property tax0.649% effective rate for Middletown itself $216
Homeowners insuranceDelaware averages $988/yr (NAIC), or 0.301% of home value $100
Electricity19.38¢/kWh — Delaware residential average, EIA $174
Water, sewer & trashUS household average $68
Maintenance reserve1% of home value per year $333
Total monthly $2,949

Middletown against New Castle County and Delaware

MeasureMiddletownNew Castle County
Median home value$399,500$329,800
Median property tax$2,592$2,444
Effective tax rate0.649%0.741%
Median gross rent$1,567$1,379
Population24,071573,030

The weather behind that power bill

Middletown sits in New Castle County, which averages a high of 86.8°F in its hottest month and a low of 25.6°F in its coldest, with 45.33" of precipitation a year and 29% of it in a single three-month stretch. That climate drives 1,229 cooling and 4,647 heating degree days, which is what sets the $174 electricity line above.

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

Other cities in New Castle County

Full New Castle County cost breakdown · Every county in Delaware

Common questions

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

A $400,000 home in Middletown, Delaware costs approximately $2,949 per month with 20% down at 6.66%. That is $2,056 principal and interest, $216 property tax, $100 homeowners insurance, $242 utilities and $333 set aside for maintenance.

What is the property tax rate in Middletown?

Middletown has an effective property tax rate of 0.649%, based on a median home value of $399,500 and median real estate taxes of $2,592. That is lower than the New Castle County average of 0.741%.

What is the average home price in Middletown?

The median owner-occupied home value in Middletown, Delaware is $399,500, against $329,800 across New Castle County.

Is it cheaper to rent or buy in Middletown?

Median gross rent in Middletown is $1,567 a month, against $2,949 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 Middletown — US Census Bureau, American Community Survey ACS 2023 5-Year, place-level tables.
  • Homeowners insurance — NAIC average premium for Delaware.
  • 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