Cost to Own
United StatesNorth CarolinaOnslow County FIPS 37133 Data vintage ACS 2023 5-Year Rates updated 2026-07-30

Total monthly cost of ownership

Cost to Own a Home in Onslow County, North Carolina

A $220,000 home here costs

$1,748

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

A standard mortgage calculator would have told you $1,131. The real number is $617 higher every month — 55% more than the payment most buyers budget for.

County median: $219,500
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, $176,000 borrowed $1,131
Property tax0.652% effective rate — Onslow County assessor via Census ACS $120
Homeowners insuranceEstimated at 0.60% of home value per year $110
Electricity15.09¢/kWh — North Carolina residential average, EIA $136
Water, sewer & trashUS household average $68
Maintenance reserve1% of home value per year — the cost nobody budgets $183
Total monthly $1,748

How Onslow County compares

Onslow County ranks 2,139th of 3,133 US counties by effective property tax rate, meaning property taxes here are lower than in 994 counties and higher than in 2,138. Within North Carolina it ranks 58th of 100.

Onslow County 0.652% 22% lower than national
North Carolina average 0.701%
National median0.837%
Highest in America — Menominee County, WI3.636%

The numbers behind this page

MeasureOnslow CountySource
Median home value$219,500ACS B25077
Median real estate taxes paid$1,431ACS B25103
Effective property tax rate0.652%Derived
Median gross rent$1,198ACS B25064
Occupied housing units72,516ACS B25003
Population208,537ACS B01003
Residential electricity price15.09¢/kWhEIA 5.6.A
30-year fixed mortgage rate6.66%Freddie Mac PMMS

Other counties in North Carolina

Compare the cost of the same home elsewhere in the state.

All 100 counties in North Carolina

Questions about owning here

What is the property tax rate in Onslow County?

The effective property tax rate in Onslow County, North Carolina is 0.652% of home value per year. On the county's median home value of $219,500, that works out to about $1,431 annually, or $119 per month.

How much does it cost to own a home in Onslow County?

A $220,000 home in Onslow County, North Carolina costs approximately $1,748 per month with 20% down at 6.66%. That breaks down as $1,131 principal and interest, $120 property tax, $110 insurance, $204 utilities and $183 set aside for maintenance.

Why is this higher than the payment my lender quoted?

Lender quotes usually show principal and interest only, and sometimes property tax and insurance. They almost never include electricity, water or a maintenance reserve. Here those add about $387 a month, which is why the real cost is 55% above the mortgage payment alone.

Is it cheaper to rent in Onslow County?

Median gross rent in Onslow County, North Carolina is $1,198 per month, compared with $1,748 to own the median home outright. Renting is cheaper month to month, though rent does not build equity and is not fixed for 30 years.

How much is the electric bill in Onslow County?

North Carolina residential electricity averages 15.09¢ per kWh. At the US average household usage of 899 kWh per month, that is about $136. Actual bills vary considerably with house size, insulation and climate.

Sources & methodology

  • Median home value, real estate taxes paid, gross rent, occupied units and population — US Census Bureau, American Community Survey ACS 2023 5-Year, tables B25077, B25103, B25064, B25003, B01003.
  • Effective property tax rate — median real estate taxes paid divided by median home value.
  • Mortgage rate — Freddie Mac PMMS, updated weekly.
  • Residential electricity price — US Energy Information Administration, Electric Power Monthly, Table 5.6.A.
  • Homeowners insurance (0.60%/yr), maintenance (1%/yr) and water and sewer ($68/mo) are modelled national estimates, not quoted figures. Every one is editable above.

Full methodology