Mercer County, New Jersey (NJ)

Mercer County, NJ map

County Population: 350,761
County Houses: 133,280
Land area: 225.9 sq. mi.
Water area: 2.9 sq. mi.

Industries providing employment:
Educational,health and social services (23.3%), Professional,scientific,management,administrative,and waste management services (12.4%), Public administration (10.4%).

Type of workers:

  • Private wage or salary: 75%
  • Government: 21%
  • Self-employed, not incorporated: 5%
  • Unpaid family work: 0%

Races in Mercer County:

  • White Non-Hispanic (64.2%)
  • Black (19.8%)
  • Hispanic (9.7%)
  • Other race (4.3%)
  • Two or more races (2.2%)
  • Asian Indian (2.0%)
  • Chinese (1.4%)
  • American Indian (0.5%)
  • Korean (0.5%)
(Total can be greater than 100% because Hispanics could be counted in other races)

Median age: 36.0 years
Males: 48.7%, Females: 51.3%
Average household size in Mercer County: 2.62
Median household income: $56,612 (year 2000)
Median house value: $147,400 (year 2000)
Median montly rent in 2000: $727
Institutionalized population: 7,148
Median monthly costs for houses with a mortgage in Mercer County in 2000: $1495

Cities in this county include: Trenton, Ewing, Mercerville-Hamilton Square, Princeton, White Horse, Yardville-Groveville, Twin Rivers.

Notable locations in this county outside city limits:

Notable locations in Mercer County: Educational Testing Center, Princeton South Corporate Center, Princeton Park Office Center, Stonybrook Golf Club, Princeton Park Corporate Center, Princeton Country Club, Mercer Oaks Golf Course, Allens Station, Springdale Golf Club, Hopewell Valley Country Club, Peddie Country Club, Carnegie Center Industrial Park, Green Acres Country Club, West Windsor Commerce Center, Naussau Industrial Park, Hamilton Corporate Center, Cranbury Golf Club, Quakerbridge Commerce Center, Fine Hall, Princeton Boat House.

Shopping Centers: Lawrence Shopping Center, Mercer Mall Shopping Center, Royal Plaza Shopping Center, Pennington Shopping Center, Windsor Heights Shopping Center, Windsor Green Shopping Center, Wiltshire Shopping Center.

Churches in Mercer County include: All Saints Church, Hopewell Church, Hopewell Presbyterian Church, Saint Paul's Lutheran Church, Congregation Beth Chaim, Stony Brook Church, Gill Memorial Chapel, The Church of Princeton.

Cemeteries: Morris Hall Cemetery, Stoutsburg Cemetery, Greenwood Cemetery, Highland Cemetery, Lawrenceville Cemetery, East Windsor Cemetery.

Lakes, reservoirs, and swamps: Palmer Lake, Mountain Lake, Honey Lake, Rosedale Lake, Hunt Lake, Sturgeon Pond, Stony Brook Fourteen Basin, Colonial Lake.

Streams, rivers, and creeks: Baldwins Creek, Branch of Pond Run, Bridegroom Run, Rocky Brook, Honey Branch, Fiddlers Creek, Heathcote Brook, Shabakunk Creek, Stony Brook.

Parks in Mercer County include: DeNunzio Pool, Old Mill Road County Park, Vannest State Wildlife Management Area, Colonial Lake Park, Bromley Park, West Windsor Community Park, Rosedale Park, Washington Crossing State Park, Palmer Stadium.

Current college students: 28,687
People 25 years of age or older with a high school degree or higher: 81.8%
People 25 years of age or older with a bachelor's degree or higher: 34.0%

Number of foreign born residents: 48,659 (42% naturalized citizens)

Mean travel time to work: 27.1 minutes

Housing units in structures:

  • One, detached: 65,933
  • One, attached: 28,271
  • Two: 7,848
  • 3 or 4: 5,437
  • 5 to 9: 6,005
  • 10 to 19: 8,921
  • 20 or more: 10,455
  • Mobile homes: 391
  • Boats, RVs, vans, etc.: 19


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MERCER COUNTY REGION AND SUBJECTS