ZIP Code 08620 - Trenton New Jersey

ZIP Code 08620 is located in Trenton New Jersey. Portions of 08620 are also in Yardville and Groveville and Crosswicks and Hamilton Township (Mercer County) and Chesterfield Township and Bordentown Township. 08620 is primarily within Mercer County, with some portions in Burlington County. Regionally, 08620 is located in the Northern New Jersey Area.

Stats Demographics Geography Politics Schools Climate Related Pages

ZIP Code 08620 Quick Stats

ZIP Code NameTrenton
Primary CountyMercer County
ZIP Code TypeStandard
Population (2022)12,913
Area Code(s)609 / 640 /
Current Time

ZIP Code 08620 Map

08620 Demographics

08620 can be classified socioeconomically as Middle Class class compared to other ZIP Codes in New Jersey based on Median Household Income and Average Adjusted Gross Income. The majority race/ethnicity residing in 08620 is White. The majority race/ethnicity attending public schools in 08620 is White. The current unemployment level in 08620 is 4.1%.

Population Growth Rate0.85%
Population Density1,158 People per Square Mile
Total Households4,456
Percentage High Income Households4.9%
Median Household Income (2021)$99,394
Average Adjusted Gross Income (2021)$334,290
Current Unemployment Rate (July 2024)4.1%
Majority Race/EthnictyWhite - 78.68%
Public School Majority Race/EthnictyWhite - 48.97%

08620 Race/Ethnicty Breakdown

Native American00%
Hawaiian/Pac. Islander00%

08620 Public School Race/Ethnicty Breakdown

Native American00%
Hawaiian/Pac. Islander00%

08620 Educational Attainment Levels

Highest Education Level AttainedTotalPercentage
Less Than 1 Year of College7178.86%
Bachelor Degree1,54919.14%
High School Diploma2,60932.25%
No High School Diploma1111.37%
GED or Alternate2853.52%
1 or More Years of College1,28115.83%
Associates Degree7999.88%
Masters Degree6037.45%
Professional Degree360.44%
Doctorate Degree1011.25%

08620 Geography

Adjacent ZIP Codes
Cities/Towns in 08620
RegionsNorthern New Jersey Area
Metro Philadelphia
Metropolitan/Micropolitan Stat AreasTrenton-Princeton, NJ
Philadelphia-Camden-Wilmington, PA-NJ-DE-MD
Time ZoneEastern Daylight Time
IANA TimezoneAmerica/New_York
Area11 Square Miles

08620 Politics

US Congressional Districts in 08620
New Jersey State Senate Districts in 08620
New Jersey State Assembly Districts in 08620

08620 Weather and Climate Data

Plant Hardiness ZoneZone 7a: 0F to 5F
Average First Frost DateOctober 21 - 31
Average Last Frost DateApril 11 - 20
Koppen-Geiger Climate ZoneCfa - Humid Subtropical Climate
Ecoregion84d - Inner Coastal Plain

08620 Annual Climate Data

Avg Min Temp (°F)22243140505964635544362743
Avg Max Temp (°F)39425162738186847766554463
Avg Precip (In.)3.832.874.033.894.483.835.024.64.443.463.743.7447.92

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