Cost to Own
United StatesDelawareSussex CountyDelmar Population 2,386 Data vintage ACS 2023 5-Year Rates updated 2026-07-30

Total monthly cost of ownership

Cost to Own a Home in Delmar, Delaware

A $223,000 home here costs

$1,771

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

A standard mortgage calculator would have told you $1,146. The real number is $625 higher every month — 54% more than the payment most buyers budget for.

Delmar median: $222,700
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, $178,400 borrowed $1,146
Property tax0.757% effective rate for Delmar itself $141
Homeowners insuranceDelaware averages $988/yr (NAIC), or 0.301% of home value $56
Electricity19.38¢/kWh — Delaware residential average, EIA $174
Water, sewer & trashUS household average $68
Maintenance reserve1% of home value per year $186
Total monthly $1,771

Delmar against Sussex County and Delaware

MeasureDelmarSussex County
Median home value$222,700$353,300
Median property tax$1,685$1,171
Effective tax rate0.757%0.331%
Median gross rent$875$1,221
Population2,386247,799

The weather behind that power bill

Delmar sits in Sussex County, which averages a high of 87.7°F in its hottest month and a low of 28.6°F in its coldest, with 43.88" of precipitation a year and 29% of it in a single three-month stretch. That climate drives 1,396 cooling and 4,070 heating degree days, which is what sets the $174 electricity line above.

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

Other cities in Sussex County

Full Sussex County cost breakdown · Every county in Delaware

Common questions

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

A $223,000 home in Delmar, Delaware costs approximately $1,771 per month with 20% down at 6.66%. That is $1,146 principal and interest, $141 property tax, $56 homeowners insurance, $242 utilities and $186 set aside for maintenance.

What is the property tax rate in Delmar?

Delmar has an effective property tax rate of 0.757%, based on a median home value of $222,700 and median real estate taxes of $1,685. That is higher than the Sussex County average of 0.331%.

What is the average home price in Delmar?

The median owner-occupied home value in Delmar, Delaware is $222,700, against $353,300 across Sussex County.

Is it cheaper to rent or buy in Delmar?

Median gross rent in Delmar is $875 a month, against $1,771 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 Delmar — 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