US ZIP Code Map

ZIP code

18109

Allentown, PA

STANDARD

18109 covers Allentown in Lehigh County, with 18,117 people in the ACS estimate.

Map of 18109, Allentown

ZIP code map

ACS population

18,117

Median household income

$55,437

Median home value

$180,200

About ZIP code 18109

Type

STANDARD

City

Allentown

County

Lehigh County

Timezone

America/New_York

Area codes

484, 610, 835

Land area

8.2 sq mi

Water area

0.23 sq mi

Households

7,395

Median gross rent

$1,239

More enterprise fields

Timezone
America/New_York
Area Codes
484, 610, 835
World Region
NA
Country
US
Housing Count
7,572
Irs Estimated Households
9,670
Population Count
18,915
Irs Estimated Population
16,620

People in 18109

Race

  • White8,561
  • Black or African American2,145
  • American Indian or Alaska Native172
  • Asian339
  • Native Hawaiian and Pacific Islander12
  • Other race4,946
  • Two or more races2,740

Hispanic or Latino (any race): 9,266

Age

  • Under 102,386
  • 10 to 192,509
  • 20 to 292,803
  • 30 to 392,705
  • 40 to 492,181
  • 50 to 592,290
  • 60 to 692,084
  • 70 to 791,163
  • 80 and older794

Income and housing in 18109

Poverty rate

17.9%

Median earnings

$36,632

Median household income

$55,437

Median home value

$180,200

Median gross rent

$1,239

Education

  • High school graduate80.4%
  • Bachelor's degree19.5%
  • Graduate degree4.0%

Places covering 18109

Cities and places

10.2% of this ZIP is outside city limits (a real overlap row, not missing data).

Population history for 18109

IRS populationACS population
19,5669,783020052023

Hover a year for IRS and ACS values.

ZIP codes near 18109

  1. 18032Catasauqua1.3 miPop 9,459 · Income $79,700
  2. 18052Whitehall2.2 miPop 29,271 · Income $69,499
  3. 18016Bethlehem2.7 miPop 0 · Income —
  4. 18102Allentown2.9 miPop 51,315 · Income $40,681
  5. 18175Allentown3.0 miPop — · Income —
  6. 18017Bethlehem3.0 miPop 40,463 · Income $88,946
  7. 18101Allentown3.2 miPop 5,789 · Income $41,542
  8. 18037Coplay3.3 miPop 7,459 · Income $82,710
  9. 18067Northampton3.5 miPop 19,490 · Income $89,965
  10. 18103Allentown3.8 miPop 47,336 · Income $72,545
  11. 18105Allentown3.8 miPop 31 · Income —
  12. 18018Bethlehem4.4 miPop 32,253 · Income $71,968

ZIP code 18109 FAQ

What city is ZIP code 18109 in?
18109 is in Allentown, PA.
What county is 18109 in?
18109 is in Lehigh County.
What is the median household income in 18109?
The median household income in 18109 is $55,437.
Which ZIP codes are near 18109?
Use the radius tool on this page to list ZIP codes within a chosen distance of 18109.