Cost of living in the Trenton Metro Area
1 counties across NJ. Population: 383,286.
Last updated May 22, 2026
Rent in the Trenton Metro Area
Average rent across the Trenton-Princeton metro area, weighted by county population.
Source: HUD FMR + ACS (population-weighted metro average)
Income and earnings in the Trenton Metro Area
Earnings data averaged across all 1 counties.
Source: ACS (population-weighted metro average)
Home values in the Trenton Metro Area
Average home values and annual property tax across the metro.
Source: ACS (population-weighted metro average)
Energy costs in the Trenton Metro Area
Residential electricity and natural gas estimates.
Source: EIA (state averages applied per county, weighted)
All 1 counties in the Trenton Metro Area
The Trenton-Princeton metro area includes 1 counties. Sorted by population.
Compare counties in the Trenton Metro Area
Put two counties side by side to see how rent, taxes and everyday costs stack up across the metro.
Open comparison toolFrequently asked questions about the Trenton Metro Area
Common questions about cost of living in the metro area.
What is the cost of living in the Trenton Metro Area?
The estimated average cost of living in the Trenton-Princeton metro area is approximately $3,724 per month for a single person. This is a population-weighted average across the 1 counties that make up the metro area.
What is the average rent in the Trenton Metro Area?
The average one-bedroom rent across the Trenton-Princeton metro area is $1,605 per month, based on HUD Fair Market Rent data weighted by county population.
What is the cheapest county in the Trenton Metro Area?
Mercer County, NJ is the most affordable county in the Trenton-Princeton metro area at approximately $3,724 per month for a single person.
What is the most expensive county in the Trenton Metro Area?
Mercer County, NJ is the most expensive county in the Trenton-Princeton metro area at approximately $3,724 per month for a single person.
How many counties are in the Trenton Metro Area?
The Trenton-Princeton metro area covers 1 counties. The five largest by population are Mercer County.
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About this data
All figures come from official U.S. government sources. Metro-area averages are population-weighted across constituent counties using Census ACS population estimates.