Mercerville, NJ Profile: Facts, Map & Data


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Mercerville, New Jersey - Basic Facts

The Mercerville Census Designated Place had a population of 13,299 as of July 1, 2017.

The primary coordinate point for Mercerville is located at latitude 40.2358 and longitude -74.6923 in Mercer County. The formal boundaries for the Mercerville Census Designated Place (see map below) encompass a land area of 3.7 sq. miles and a water area of 0.03 sq. miles. Mercer County is in the Eastern time zone (GMT -5). The elevation is 89 feet.

The Mercerville Census Designated Place (GNIS ID: 2652338) has a U1 Census Class Code which indicates a census designated place with an official federally recognized name. It also has a Functional Status Code of "S" which identifies a statistical entity.

The Mercerville Census Designated Place is located within Township of Hamilton, a minor civil division (MCD) of Mercer County.

Beneath the boundary map are tables with Mercerville population, income and housing data, five-year growth projections and peer comparisons for key demographic data. The estimates are for July 1, 2017.

Alternate Unofficial Names for Mercerville: Five Roads, Sandtown.

Neighborhood Data

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Mercerville Census Designated Place, NJ Boundary Map

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Boundary Maps: Township of Hamilton | Mercer County | New Jersey Counties

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Mercerville, NJ Data & Demographics (As of July 1, 2017)


Total Population 13,299
Daytime Population: Workers 4,380
Daytime Population: Residents 6,168
Total Daytime Population (TDP) 10,548
Ratio TDP/Total Population1 0.79
Population in Households 13,018
Population in Familes 10,976
Population in Group Qrtrs 281
Population Density2 3,598
Diversity Index3 39


Median Household Income $79,201
Average Household Income $93,872
Per Capita Income $37,676


Total Housing Units 5,318 (100%)
Owner Occupied HU 3,970 (74.7%)
Renter Occupied HU 1,127 (21.2%)
Vacant Housing Units 221 ( 4.2%)
Median Home Value $273,168
Average Home Value $286,461


Total Households 5,097
Average Household Size 2.55
Family Households 3,567
Average Family Size 3
  1. If the ratio of the TDP to Total Population is greater than 1, the location gains population during the day when commuting workers are present. If the ratio is less than 1, the location is more of a bedroom community where people commute to another place for work.
  2. Population Density = Total Population per square mile.
  3. The Diversity Index is a scale of 0 to 100 that represents the likelihood that two persons, chosen at random from the same area, belong to different race or ethnic groups. If an area's entire population belongs to one race AND one ethnic group, then the area has zero diversity. An area's diversity index increases to 100 when the population is evenly divided into two or more race/ethnic groups.


2010-2017 2017-2022
Population 0.07% 0.17%
Households 0.19% 0.22%
Families -0.15% 0.2%
Median Household Income   2.05%
Per Capita Income   2.47%

Mercerville, NJ - Peer Comparisons by Rank and Percentile

The table below compares Mercerville to the other 545 incorporated cities, towns and CDPs in New Jersey by rank and percentile using July 1, 2017 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.

Variable Description Rank Percentile
Total Population # 93 83rd
Population Density # 190 65th
Diversity Index # 290 47th
Median Household Income # 267 51st
Per Capita Income # 286 48th

Additional comparisons and rankings can be made with a VERY EASY TO USE New Jersey Census Data Comparison Tool.

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