ZIP Code 18109 - Allentown Pennsylvania

ZIP Code 18109 is located in Allentown Pennsylvania. Portions of 18109 are also in Bethlehem and Catasauqua and Hanover Township (Lehigh County) and Hanover Township (Northampton County) and East Allen Township and Salisbury Township (Lehigh County). 18109 is primarily within Lehigh County, with some portions in Northampton County. Regionally, it is located in Metro Philadelphia.

Stats Demographics Geography Politics Schools Climate Related Pages

ZIP Code 18109 Quick Stats

ZIP Code NameAllentown
Primary CountyLehigh County
ZIP Code TypeStandard
Population (2022)17,745
Area Code(s)484 / 610 / 835
Current Time
EDT

ZIP Code 18109 Map

18109 Demographics

18109 can be classified socioeconomically as Lower 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 18109 is White. The majority race/ethnicity attending public schools in 18109 is Hispanic. The current unemployment level in 18109 is 5.3%.

Population17,745
Population Growth Rate-1.73%
Population Density1,819 People per Square Mile
Total Households6,385
Percentage High Income Households0.5%
Median Household Income (2021)$48,065
Average Adjusted Gross Income (2020)$39,640
Current Unemployment Rate (April 2024)5.3%
Majority Race/EthnictyWhite - 45.10%
Public School Majority Race/EthnictyHispanic - 73.34%

18109 Race/Ethnicty Breakdown

Race/EthnictyTotalPercentage
White9,83345.1%
Black2,66012.2%
Hispanic8,85640.61%
Asian4091.88%
Native American470.22%
Hawaiian/Pac. Islander00%

18109 Public School Race/Ethnicty Breakdown

Race/EthnictyTotalPercentage
White4479.15%
Black73615.07%
Hispanic3,65374.8%
Asian380.78%
Native American60.12%
Hawaiian/Pac. Islander40.08%

18109 Educational Attainment Levels

Highest Education Level AttainedTotalPercentage
Less Than 1 Year of College5436.01%
Bachelor Degree99811.04%
High School Diploma3,64240.28%
No High School Diploma3513.88%
GED or Alternate7238%
1 or More Years of College1,22013.49%
Associates Degree1,01611.24%
Masters Degree3714.1%
Professional Degree1031.14%
Doctorate Degree740.82%

18109 Geography

Coordinates40.63835526,-75.43931580
Adjacent ZIP Codes
Cities/Towns in 18109
RegionMetro Philadelphia
Metropolitan/Micropolitan Stat AreaAllentown-Bethlehem-Easton, PA-NJ
Time ZoneEastern Daylight Time
IANA TimezoneAmerica/New_York
Area10 Square Miles

18109 Politics

US Congressional Districts in 18109
Pennsylvania State Senate Districts in 18109
Pennsylvania State House of Representatives Districts in 18109

18109 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

18109 Annual Climate Data

JanFebMarAprMayJunJulAugSepOctNovDecAnnual
Avg Min Temp (°F)19212938485762605341332440
Avg Max Temp (°F)36394961718084827563524061
Avg Precip (In.)3.592.793.613.574.494.044.264.34.443.43.793.4645.76

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