Cost to Own
United StatesNew JerseyHunterdon CountyLambertville Population 4,141 Data vintage ACS 2023 5-Year Rates updated 2026-07-30

Total monthly cost of ownership

Cost to Own a Home in Lambertville, New Jersey

A $534,000 home here costs

$4,420

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

A standard mortgage calculator would have told you $2,745. The real number is $1,674 higher every month — 61% more than the payment most buyers budget for.

Lambertville median: $534,100
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, $427,200 borrowed $2,745
Property tax1.846% effective rate for Lambertville itself $821
Homeowners insuranceNew Jersey averages $1,309/yr (NAIC), or 0.294% of home value $131
Electricity23.27¢/kWh — New Jersey residential average, EIA $209
Water, sewer & trashUS household average $68
Maintenance reserve1% of home value per year $445
Total monthly $4,420

Lambertville against Hunterdon County and New Jersey

MeasureLambertvilleHunterdon County
Median home value$534,100$498,800
Median property tax$9,862$10,001
Effective tax rate1.846%2.005%
Median gross rent$1,507$1,707
Population4,141129,448

The weather behind that power bill

Lambertville sits in Hunterdon County, which averages a high of 85.9°F in its hottest month and a low of 20.6°F in its coldest, with 50.94" of precipitation a year and 27% of it in a single three-month stretch. That climate drives 869 cooling and 5,547 heating degree days, which is what sets the $209 electricity line above.

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

Other cities in Hunterdon County

Full Hunterdon County cost breakdown · Every county in New Jersey

Common questions

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

A $534,000 home in Lambertville, New Jersey costs approximately $4,420 per month with 20% down at 6.66%. That is $2,745 principal and interest, $821 property tax, $131 homeowners insurance, $277 utilities and $445 set aside for maintenance.

What is the property tax rate in Lambertville?

Lambertville has an effective property tax rate of 1.846%, based on a median home value of $534,100 and median real estate taxes of $9,862. That is lower than the Hunterdon County average of 2.005%.

What is the average home price in Lambertville?

The median owner-occupied home value in Lambertville, New Jersey is $534,100, against $498,800 across Hunterdon County.

Is it cheaper to rent or buy in Lambertville?

Median gross rent in Lambertville is $1,507 a month, against $4,420 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 Lambertville — 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