ZIP Code 18020 - Bethlehem Pennsylvania

ZIP Code 18020 is located in Bethlehem Pennsylvania. Portions of 18020 are also in Middletown (Northampton County) and Freemansburg and Bethlehem Township and Lower Nazareth Township and Hanover Township (Northampton County). 18020 is entirely within Northampton County. Regionally, it is located in Metro Philadelphia.

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ZIP Code 18020 Quick Stats

ZIP Code NameBethlehem
Primary CountyNorthampton County
ZIP Code TypeStandard
Population (2022)21,153
Area Code(s)484 / 610 / 835
Current Time
EDT

ZIP Code 18020 Map

18020 Demographics

18020 can be classified socioeconomically as Middle Class class compared to other ZIP Codes in Pennsylvania based on Median Household Income and Average Adjusted Gross Income. The majority race/ethnicity residing in 18020 is White. The majority race/ethnicity attending public schools in 18020 is White. The current unemployment level in 18020 is 5.3%.

Population21,153
Population Growth Rate2.61%
Population Density1,545 People per Square Mile
Total Households7,630
Percentage High Income Households6.0%
Median Household Income (2021)$108,598
Average Adjusted Gross Income (2020)$90,870
Current Unemployment Rate (April 2024)5.3%
Majority Race/EthnictyWhite - 77.73%
Public School Majority Race/EthnictyWhite - 49.32%

18020 Race/Ethnicty Breakdown

Race/EthnictyTotalPercentage
White17,36377.33%
Black1,0514.68%
Hispanic2,76112.3%
Asian1,1635.18%
Native American00%
Hawaiian/Pac. Islander1160.52%

18020 Public School Race/Ethnicty Breakdown

Race/EthnictyTotalPercentage
White1,09650.14%
Black22310.2%
Hispanic75334.45%
Asian1034.71%
Native American50.23%
Hawaiian/Pac. Islander60.27%

18020 Educational Attainment Levels

Highest Education Level AttainedTotalPercentage
Less Than 1 Year of College1,2529.39%
Bachelor Degree3,23324.24%
High School Diploma3,72227.9%
No High School Diploma1581.18%
GED or Alternate3222.41%
1 or More Years of College1,60011.99%
Associates Degree1,44910.86%
Masters Degree1,1828.86%
Professional Degree2051.54%
Doctorate Degree2171.63%

18020 Geography

Coordinates40.67264175,-75.32775116
Adjacent ZIP Codes
Cities/Towns in 18020
RegionMetro Philadelphia
Metropolitan/Micropolitan Stat AreaAllentown-Bethlehem-Easton, PA-NJ
Time ZoneEastern Daylight Time
IANA TimezoneAmerica/New_York
Area14 Square Miles

18020 Politics

US Congressional Districts in 18020
Pennsylvania State Senate Districts in 18020
Pennsylvania State House of Representatives Districts in 18020

18020 Weather and Climate Data

Plant Hardiness ZoneZone 6b: -5F to 0F
Average First Frost DateOctober 11 - 20
Average Last Frost DateApril 21 - 31
Koppen-Geiger Climate ZoneDfa - Humid Continental Hot Summers
Ecoregion67a - Northern Limestone/Dolomite Valleys

18020 Annual Climate Data

JanFebMarAprMayJunJulAugSepOctNovDecAnnual
Avg Min Temp (°F)19202937485762605241322440
Avg Max Temp (°F)36405061728085837564524162
Avg Precip (In.)3.652.833.653.614.54.014.234.294.473.43.83.5145.97

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