PlainZIP

Alburtis, PA · standard

ZIP Code 18011

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

5,450
128/sq mi
$104,449
Median income
$296,300
Median home value
37.0%
Bachelor's or higher

The verdict

Alburtis pairs an upper-quartile household income with above-median home values, in a rural, homeowner-dominated area.

Top 16%
household income, US ZIPs
Top 34%
home value, US ZIPs
128
people per sq mi
83%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 18011 against every reporting US ZIP.

ZIP code 18011 is a mid-sized community (a standard USPS delivery area) in Alburtis, Lehigh County, Pennsylvania, home to 5,450 residents across 42.7 square miles, a density of 128 people per square mile, in the New York time zone.

ZIP 18011 lands in the middle-income range, with a median household income of $104,449 (34% above the Pennsylvania average), while per-capita income is $43,568. Poverty here runs at 4.1%, with unemployment measured at 6.8%. Housing costs here run $296,300 for a typical home value (30% above the state average), with rent averaging $1,704 a month; 82.8% of homes are owner-occupied.

A solid share of residents have a four-year degree: 37.0% of adults hold a bachelor's degree or higher, the median age is 38.8, and the average commute is 24 minutes. A geography-based comparison follows: 10 ZIP codes within about 10 miles of 18011, plus 6 more within Lehigh County, give a clearer read than the national average alone.

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 18011

Top 5 sectors by establishment count in Alburtis, PA

Which industries have the most business establishments in ZIP 18011.

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 18011, Alburtis, 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

5,450

Population

42.7

Area (sq mi)

128

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 18011?

38.8

Median Age

51.3%

Male

48.7%

Female

4.9%

Foreign-Born

White 80.6%
African American 2.1%
Asian 2.1%
American Indian or Alaska Native 0.1%
Native Hawaiian or Pacific Islander 0.0%
Two or More Ethnicities 8.6%
Hispanic or Latino 11.6%

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?

$104,449

Median Household Income

+34% vs state

$43,568

Per Capita Income

4.1%

Poverty Rate

6.8%

Unemployment Rate

24.0 min

Mean Commute Time

How ZIP 18011 ranks nationally

Alburtis, PA household income vs. every US ZIP code

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

$104,449 Top 16% higher than 84% 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%). Below this entry. $100,000–$120,000: 2,855 US ZIPs (9%). This entry sits in this band. $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 70.3%
Bachelor's Degree or Higher 37.0%

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

What does housing look like?

2,065

Total Housing Units

1,958

Occupied Units

107

Vacant Units

2.73

Avg Household Size

Occupancy Type

Owner 82.8%
Renter 17.2%

$296,300

Median Home Value

+30% vs state

$1,704

Median Rent

1983

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

+9.3%

YoY Change (2024)

271

HPI Index (2000 = 100)

+171%

Total Change Since 2000

Home values in ZIP 18011 have increased 9.3% over the past year (2024). Since 2000, this ZIP has seen +171% cumulative appreciation.

Year Annual Change HPI Index
2020 +6.5% 176
2021 +9.8% 193
2022 +13.2% 219
2023 +13.3% 248
2024 +9.3% 271

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 83 business establishments in ZIP 18011, employing approximately 1,808 people with a combined annual payroll of $120,077,000.

83

Businesses

1,808

Employees

$120.1M

Annual Payroll

11

Industry Sectors

Industry Establishments % of Total
Transportation and warehousing 11 13.3%
Other services (except public administration) 11 13.3%
Construction 9 10.8%
Administrative and support and waste management and remediation services 8 9.6%
Health care and social assistance 8 9.6%
Manufacturing 6 7.2%
Wholesale trade 6 7.2%
Accommodation and food services 6 7.2%
Retail trade 5 6.0%
Arts, entertainment, and recreation 5 6.0%
Professional, scientific, and technical services 4 4.8%

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 18011 vs 19539 →

ZIP 18011 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 18011 ranks #3 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 18011 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 18011 ranks #5 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
19539 Mertztown, PA 4,597 2.6 mi
18031 Breinigsville, PA 7,528 5.7 mi
19562 Topton, PA 2,622 3.8 mi
18062 Macungie, PA 24,351 4.0 mi
19511 Bowers, PA 215 5.2 mi
19505 Bechtelsville, PA 3,226 6.3 mi
18056 Hereford, PA 943 5.3 mi
19536 Lyon Station, PA 490 5.9 mi
19504 Barto, PA 4,998 5.4 mi
19538 Maxatawny, PA 64 6.0 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 Alburtis, PA Pennsylvania

Frequently Asked Questions

What county is ZIP code 18011 in? ▼
ZIP code 18011 (Alburtis) 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 18011? ▼
ZIP code 18011 in Alburtis, PA has a population of 5,450 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 18011? ▼
The median household income in ZIP 18011 is $104,449, which is 37% above the national average of $76,288.
What is the average home value in ZIP 18011? ▼
The median home value in ZIP 18011 is $296,300, which is 7% above the national average of $278,155.
What is the demographic makeup of ZIP 18011? ▼
The largest racial group in ZIP 18011 is White at 80.6%. Hispanic or Latino residents make up 11.6% of the population.
How many businesses are in ZIP code 18011? ▼
ZIP code 18011 has 83 business establishments employing approximately 1,808 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 18011? ▼
The top industries by establishment count in ZIP 18011 are: Transportation and warehousing (11), Other services (except public administration) (11), Construction (9). There are 11 industry sectors represented in total.
How have home values changed in ZIP code 18011? ▼
According to the FHFA House Price Index, home values in ZIP 18011 increased by 9.3% in 2024. Since 2000, home values in this ZIP have appreciated by approximately 171%. 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 18011? ▼
In ZIP code 18011, 70.3% of residents aged 25+ have a high school diploma or higher, and 37.0% 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 18011? ▼
The mean commute time for workers in ZIP code 18011 is 24.0 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 18011? ▼
In ZIP code 18011, approximately 82.8% of occupied housing units are owner-occupied and 17.2% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 18011? ▼
The poverty rate in ZIP code 18011 is 4.1% 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.