PlainZIP

Allentown, PA · standard

ZIP Code 18106

Lehigh County, Pennsylvania - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.

6,889
323/sq mi
$92,813
Median income
$412,200
Median home value
49.4%
Bachelor's or higher

The verdict

Allentown pairs an upper-quartile household income with upper-quartile home values, in a low-density, homeowner-dominated area.

Top 24%
household income, US ZIPs
Top 19%
home value, US ZIPs
323
people per sq mi
83%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 18106 against every reporting US ZIP.

ZIP code 18106 is a mid-sized community (a standard USPS delivery area) in Allentown, Lehigh County, Pennsylvania, home to 6,889 residents across 21.4 square miles, a density of 323 people per square mile, in the New York time zone.

ZIP 18106 lands in the middle-income range, with a median household income of $92,813 (19% above the Pennsylvania average), while per-capita income is $50,875. Local economic indicators show a 6.6% poverty rate alongside 8.4% unemployment. Housing costs here run $412,200 for a typical home value (81% above the state average), with rent averaging $1,419 a month; 82.5% of homes are owner-occupied.

A solid share of residents have a four-year degree: 49.4% of adults hold a bachelor's degree or higher, the median age is 46.5, and the average commute is 22 minutes. To put 18106 in local context, 10 ZIP codes within roughly 10 miles appear further down this page alongside 6 additional ZIPs in Lehigh County, for a geography-aware comparison.

Every figure on this page is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates (including median rent) and the FHFA House Price Index, no estimates, no proprietary scoring. Verify with Census →

Top industries in ZIP 18106

Top 5 sectors by establishment count in Allentown, PA

Which industries have the most business establishments in ZIP 18106.

establishments

What this shows Establishment counts come from the Census ZIP Code Business Patterns program, which counts physical business locations rather than employees or revenue.

Source U.S. Census Bureau · ZIP Code Business Patterns (ZBP) As of 2023

Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + FHFA HPI ACS demographics and median rent, ZBP business establishments, FHFA HPI for ZIP 18106, Allentown, PA · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; FHFA HPI updated quarterly/annually.

Quick Facts

6,889

Population

21.4

Area (sq mi)

323

People / sq mi

New York

Time Zone

standard

ZIP Type

Neighborhood Scorecard
Get an A-F grade across income, safety, housing, rent, education, commute, and childcare for this ZIP code.
View Scorecard →

Who lives in ZIP 18106?

46.5

Median Age

50.9%

Male

49.1%

Female

13.2%

Foreign-Born

White 74.3%
African American 2.4%
Asian 10.2%
American Indian or Alaska Native 0.0%
Native Hawaiian or Pacific Islander 0.4%
Two or More Ethnicities 8.0%
Hispanic or Latino 13.4%

Hispanic or Latino is an ethnicity category from the Census Bureau and may overlap with other categories above.

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

How much do residents earn?

$92,813

Median Household Income

+19% vs state

$50,875

Per Capita Income

6.6%

Poverty Rate

8.4%

Unemployment Rate

22.1 min

Mean Commute Time

How ZIP 18106 ranks nationally

Allentown, PA household income vs. every US ZIP code

Median household income, the full national distribution, with this ZIP marked

$92,813 Top 24% higher than 76% of 30,318 US ZIPs

$0–$20,000: 118 US ZIPs (0%). Below this entry. $20,000–$40,000: 1,573 US ZIPs (5%). Below this entry. $40,000–$60,000: 7,092 US ZIPs (23%). Below this entry. $60,000–$80,000: 9,980 US ZIPs (33%). Below this entry. $80,000–$100,000: 5,778 US ZIPs (19%). This entry sits in this band. $100,000–$120,000: 2,855 US ZIPs (9%). Above this entry. $120,000–$140,000: 1,362 US ZIPs (4%). Above this entry. $140,000–$160,000: 686 US ZIPs (2%). Above this entry. $160,000–$180,000: 364 US ZIPs (1%). Above this entry. $180,000–$200,000: 186 US ZIPs (1%). Above this entry. $200,000–$220,000: 324 US ZIPs (1%). Above this entry. This ZIP $0 $200K+ every reporting US ZIP, bucketed by value

Each bar is a $20K-wide band; taller bars hold more US ZIPs. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.

Source U.S. Census Bureau, ACS 5-Year Estimates · 2019–2023

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What is the education profile here?

High School Graduate or Higher 74.0%
Bachelor's Degree or Higher 49.4%

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What does housing look like?

2,594

Total Housing Units

2,513

Occupied Units

81

Vacant Units

2.46

Avg Household Size

Occupancy Type

Owner 82.5%
Renter 17.5%

$412,200

Median Home Value

+81% vs state

$1,419

Median Rent

1988

Median Year Built

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

How have home values changed over time?

FHFA House Price Index, annual appreciation data based on repeat sales and appraisals

+5.5%

YoY Change (2024)

266

HPI Index (2000 = 100)

+166%

Total Change Since 2000

Home values in ZIP 18106 have increased 5.5% over the past year (2024). Since 2000, this ZIP has seen +166% cumulative appreciation.

Year Annual Change HPI Index
2020 +3.3% 177
2021 +9.8% 194
2022 +13.5% 221
2023 +14.5% 253
2024 +5.5% 266

Source: Federal Housing Finance Agency (FHFA) House Price Index, All-Transactions, Five-Digit ZIP Codes (Developmental Index). Index base = 100 in year 2000. Data through 2024. ZIP codes with few transactions may show missing values.

What businesses operate in this ZIP?

Census Bureau data shows 631 business establishments in ZIP 18106, employing approximately 21,303 people with a combined annual payroll of $1,632,805,000.

631

Businesses

21,303

Employees

$1.6B

Annual Payroll

16

Industry Sectors

Industry Establishments % of Total
Health care and social assistance 70 11.1%
Professional, scientific, and technical services 65 10.3%
Wholesale trade 60 9.5%
Retail trade 60 9.5%
Administrative and support and waste management and remediation services 49 7.8%
Other services (except public administration) 48 7.6%
Accommodation and food services 47 7.5%
Manufacturing 46 7.3%
Transportation and warehousing 42 6.7%
Finance and insurance 42 6.7%
Construction 34 5.4%
Management of companies and enterprises 24 3.8%
Information 14 2.2%
Real estate and rental and leasing 12 1.9%
Educational services 11 1.7%
Arts, entertainment, and recreation 5 0.8%

Source: U.S. Census Bureau, ZIP Code Business Patterns (ZBP), 2023. Employment figures may include noise for disclosure avoidance.

Nearby ZIP Codes

Want a side-by-side? Compare 18106 vs 18087 →

ZIP 18106 vs its nearest neighbors, by population

Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.

residents

What this shows Among its immediate neighbors, ZIP 18106 ranks #7 by population - useful context the national average alone can't give.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023

ZIP 18106 vs its nearest neighbors, by median income

Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.

median income

What this shows By household income, ZIP 18106 ranks #7 of 9 neighboring ZIPs, local affluence varies block to block, not just metro to metro.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023
ZIP Code City Population Distance
18087 Trexlertown, PA 738 1.5 mi
18195 Allentown, PA 0 1.6 mi
18046 East Texas, PA 64 2.7 mi
18069 Orefield, PA 8,017 3.6 mi
18031 Breinigsville, PA 7,528 3.3 mi
18104 Allentown, PA 43,236 3.6 mi
18062 Macungie, PA 24,351 5.1 mi
18051 Fogelsville, PA 3,327 3.9 mi
18103 Allentown, PA 45,336 6.0 mi
18078 Schnecksville, PA 7,074 6.8 mi

More ZIP Codes in Lehigh County

18102 standard
Allentown, PA
Pop: 49,779
18103 standard
Allentown, PA
Pop: 45,336
18104 standard
Allentown, PA
Pop: 43,236
18018 standard
Bethlehem, PA
Pop: 32,413
18052 standard
Whitehall, PA
Pop: 26,902
18062 standard
Macungie, PA
Pop: 24,351

Related Areas

Lehigh County Allentown, PA Pennsylvania

Frequently Asked Questions

What county is ZIP code 18106 in? ▼
ZIP code 18106 (Allentown) is located in Lehigh County, Pennsylvania. Lehigh County contains multiple ZIP codes, see the full list at /counties/lehigh-pa.
What is the population of ZIP code 18106? ▼
ZIP code 18106 in Allentown, PA has a population of 6,889 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 18106? ▼
The median household income in ZIP 18106 is $92,813, which is 22% above the national average of $76,288.
What is the average home value in ZIP 18106? ▼
The median home value in ZIP 18106 is $412,200, which is 48% above the national average of $278,155.
What is the demographic makeup of ZIP 18106? ▼
The largest racial group in ZIP 18106 is White at 74.3%. Hispanic or Latino residents make up 13.4% of the population.
How many businesses are in ZIP code 18106? ▼
ZIP code 18106 has 631 business establishments employing approximately 21,303 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 18106? ▼
The top industries by establishment count in ZIP 18106 are: Health care and social assistance (70), Professional, scientific, and technical services (65), Wholesale trade (60). There are 16 industry sectors represented in total.
How have home values changed in ZIP code 18106? ▼
According to the FHFA House Price Index, home values in ZIP 18106 increased by 5.5% in 2024. Since 2000, home values in this ZIP have appreciated by approximately 166%. This is a developmental index based on repeat sales and appraisal data from Fannie Mae and Freddie Mac.
What is the education level in ZIP code 18106? ▼
In ZIP code 18106, 74.0% of residents aged 25+ have a high school diploma or higher, and 49.4% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What is the average commute time in ZIP 18106? ▼
The mean commute time for workers in ZIP code 18106 is 22.1 minutes according to Census ACS data. The national average is roughly 26 minutes, so commuters here spend less time traveling to work than typical.
What percentage of residents own vs. rent in ZIP 18106? ▼
In ZIP code 18106, approximately 82.5% of occupied housing units are owner-occupied and 17.5% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 18106? ▼
The poverty rate in ZIP code 18106 is 6.6% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.

Read our methodology to see how this data is sourced, computed, and verified.