Cost to Own
United StatesNew JerseySussex CountyHopatcong Population 14,470 Data vintage ACS 2023 5-Year Rates updated 2026-07-30

Total monthly cost of ownership

Cost to Own a Home in Hopatcong, New Jersey

A $319,000 home here costs

$2,886

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

A standard mortgage calculator would have told you $1,640. The real number is $1,246 higher every month — 76% more than the payment most buyers budget for.

Hopatcong median: $318,600
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, $255,200 borrowed $1,640
Property tax2.352% effective rate for Hopatcong itself $625
Homeowners insuranceNew Jersey averages $1,309/yr (NAIC), or 0.294% of home value $78
Electricity23.27¢/kWh — New Jersey residential average, EIA $209
Water, sewer & trashUS household average $68
Maintenance reserve1% of home value per year $266
Total monthly $2,886

Hopatcong against Sussex County and New Jersey

MeasureHopatcongSussex County
Median home value$318,600$342,800
Median property tax$7,495$8,462
Effective tax rate2.352%2.468%
Median gross rent$1,563$1,503
Population14,470145,117

The weather behind that power bill

Hopatcong sits in Sussex County, which averages a high of 83.6°F in its hottest month and a low of 18.0°F in its coldest, with 40.95" of precipitation a year and 29% of it in a single three-month stretch. That climate drives 639 cooling and 6,048 heating degree days, which is what sets the $209 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 New Jersey

Common questions

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

A $319,000 home in Hopatcong, New Jersey costs approximately $2,886 per month with 20% down at 6.66%. That is $1,640 principal and interest, $625 property tax, $78 homeowners insurance, $277 utilities and $266 set aside for maintenance.

What is the property tax rate in Hopatcong?

Hopatcong has an effective property tax rate of 2.352%, based on a median home value of $318,600 and median real estate taxes of $7,495. That is lower than the Sussex County average of 2.468%.

What is the average home price in Hopatcong?

The median owner-occupied home value in Hopatcong, New Jersey is $318,600, against $342,800 across Sussex County.

Is it cheaper to rent or buy in Hopatcong?

Median gross rent in Hopatcong is $1,563 a month, against $2,886 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 Hopatcong — US Census Bureau, American Community Survey ACS 2023 5-Year, place-level tables.
  • Homeowners insurance — NAIC average premium for New Jersey.
  • 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