ZIP Code 08542 - Princeton New Jersey

ZIP Code 08542 is located in Princeton New Jersey. 08542 is entirely within Mercer County. Regionally, 08542 is located in the Northern New Jersey Area.

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ZIP Code 08542 Quick Stats

ZIP Code NamePrinceton
Primary CountyMercer County
ZIP Code TypeStandard
Population (2022)2,595
Area Code(s)609 / 640 /
Current Time

ZIP Code 08542 Map

08542 Demographics

08542 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 08542 is White. The current unemployment level in 08542 is 4.1%.

Population Growth Rate-53.84%
Population Density6,712 People per Square Mile
Total Households1,529
Percentage High Income Households14.2%
Median Household Income (2021)$121,103
Average Adjusted Gross Income (2021)$1,108,150
Current Unemployment Rate (June 2024)4.1%
Majority Race/EthnictyWhite - 48.61%

08542 Race/Ethnicty Breakdown

Native American1947.34%
Hawaiian/Pac. Islander271.02%

08542 Educational Attainment Levels

Highest Education Level AttainedTotalPercentage
Less Than 1 Year of College863.42%
Bachelor Degree60524.05%
High School Diploma1827.23%
No High School Diploma803.18%
GED or Alternate522.07%
1 or More Years of College31912.68%
Associates Degree70.28%
Masters Degree78531.2%
Professional Degree2289.06%
Doctorate Degree1726.84%

08542 Geography

Adjacent ZIP Codes
Cities/Towns in 08542
RegionNorthern New Jersey Area
Metropolitan/Micropolitan Stat AreaTrenton-Princeton, NJ
Time ZoneEastern Daylight Time
IANA TimezoneAmerica/New_York
Area0.38664736 Square Miles

08542 Politics

US Congressional Districts in 08542
New Jersey State Senate Districts in 08542
New Jersey State Assembly Districts in 08542

08542 Schools

School Districts in 08542

08542 Weather and Climate Data

Plant Hardiness ZoneZone 6b: -5F to 0F
Average First Frost DateOctober 21 - 31
Average Last Frost DateApril 21 - 31
Koppen-Geiger Climate ZoneDfa - Humid Continental Hot Summers
Ecoregion64a - Triassic Lowlands

08542 Annual Climate Data

Avg Min Temp (°F)21233139495864625543352742
Avg Max Temp (°F)39415162728185847665544363
Avg Precip (In.)3.82.893.933.894.593.785.174.284.483.543.793.8147.96

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