Residential delivery area · Pennsylvania
ZIP Code 18036: Coopersburg, PA
ZIP code 18036 uses the postal name Coopersburg, Pennsylvania and lies mostly in Lehigh County (62% of its land) with the rest in Bucks County (Census 2020 ZIP-county file). About 16,000 people live there (Census Bureau, ACS 2020-2024). Median household income is $129,123 (Census Bureau, ACS 2020-2024). By Census place, 3% of its land lies in Coopersburg; 97% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Coopersburg · its only residential ZIP
- County
- Lehigh County (62%); Bucks County (38%)
- Census places
- Coopersburg
- Metro area
- Allentown-Bethlehem-Easton, PA-NJ
- House districts
- PA-7 (62%), PA-1 (38%) 119th Congress, by share of land
- State
- Pennsylvania
- Time zone
- Eastern
- Land area
- 29.2 sq mi · 534 people per sq mi
Where is ZIP code 18036?
18036 centers on 40.509°, -75.389° and covers 29.2 square miles of land plus 0.1 of water. It borders 11 ZIP codes: 18034, 18951, 18955, 18049, 18015, 18081, 18103, 18092, 18055, 18041 and more.
The map draws ZIP code areas only. For the streets inside 18036, open its center on OpenStreetMap.
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries and the 2023 Gazetteer (2020 ZCTAs); ZIP-to-county shares, Census places and House districts (119th Congress) from the Census 2020 relationship files (shares of land); metro area from the OMB delineation (July 2023); town name and time zone from simplemaps US ZIP Codes (CC BY 4.0).
How does 18036 compare with the rest of Lehigh County?
| Measure | 18036 | In Lehigh County | In PA |
|---|---|---|---|
| People (ACS 2020-2024) | 15,581 | 11th of 35 | 280th of 1,833 |
| Median household income | $129k | 3rd of 27 | 63rd of 1,015 |
| Median home value | $416k | 5th of 28 | 102nd of 1,069 |
Its median household income is higher than in 93% of U.S. residential ZIP codes, and it is denser than 73% of all U.S. residential ZIP codes. ZIP codes at the ACS caps ($250,000 or more for household income, $2,000,000 or more for home value) share the top rank.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B19013, B25077); ranks by PlainZIP over residential ZIP codes (ZCTAs).
How many people live in 18036?
The 2020 Census counted 14,084 people in 18036; the ACS, which samples households over 2020-2024, estimates 15,581. Its boundary changed between the 2010 and 2020 censuses, so the two counts are not compared.
- People, ACS 2020-2024
- 15,581
- 2020 Census count
- 14,084
- Households
- 6,009
- Median age
- 47.0
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B01002, B11001); 2020 Census (DHC P1); 2010 Census (SF1 P1).
Who lives in 18036?
Of the 15,581 people the ACS estimates in 18036, 21.3% are under 18 and 22.1% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (86.7%).
- Under 1821.3%
- 18 to 6456.6%
- 65 and older22.1%
- White, not Hispanic86.7%
- Other or two or more5.2%
- Hispanic or Latino5.0%
- Asian, not Hispanic2.2%
- Black, not Hispanic0.9%
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01001 age by sex, B03002 Hispanic or Latino origin by race); shares of the estimated population, small ZIP codes carry wide margins.
What do households in 18036 earn?
Median household income is $129,123 (ACS 2020-2024), the 3rd highest of the 27 ranked ZIP codes in Lehigh County.
- Median household income
- $129,123
- Income per person
- $66,527
- Below the poverty line
- 2.6%
- Unemployed (of the labor force)
- 2.1%
- Adults 25+ with a bachelor's degree
- 46.0%
- Adjusted gross income per tax return, 2022
- $126,9337,480 returns; wages 68% of AGI (IRS)
Source: U.S. Census Bureau, ACS 2020-2024 and 2015-2019 5-year estimates (B19013, B19301, B17001, B23025, B15003; 2015-2019 dollars converted with the BLS CPI-U, 1.22699); IRS Statistics of Income, ZIP code data, tax year 2022 (adjusted gross income per return, filed under the address on the return).
What are homes worth in 18036?
FHFA's house price index for 18036, built from repeat sales and appraisals of the same homes, rose 74% from 2015 to 2025 and rose 49% from 2020 to 2025, and moved +4.8% in 2025.
- Median home value (owners' estimate)
- $416,200
- Median gross rent
- $1,342
- Homes owned by their occupants
- 88.9%
- Housing units
- 6,149
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B25077, B25064, B25003, B25001); FHFA House Price Index, annual five-digit ZIP, updated 2026-03-31.
What businesses are in 18036?
271 business establishments had a location in this ZIP code in 2023, 5 fewer than in 2018; the most are in construction (ZIP Code Business Patterns).
- Construction52
- Other services (except public administration)37
- Professional, scientific, and technical services28
- Retail trade27
- Administrative and support and waste management and remediation services24
- Accommodation and food services17
Source: U.S. Census Bureau, ZIP Code Business Patterns 2023 and 2018 (establishments with paid employees, by the business's ZIP code).
Which ZIP codes are next to 18036?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 18034 | Center Valley | 9,209 | $153k | 2.7 mi |
| 18951 | Quakertown | 36,568 | $98k | 4.1 mi |
| 18955 | Richlandtown | 1,511 | $79k | 4.5 mi |
| 18049 | Emmaus | 18,941 | $94k | 5.4 mi |
| 18015 | Bethlehem | 34,852 | $61k | 5.5 mi |
| 18081 | Springtown | 85 | – | 6.8 mi |
| 18103 | Allentown | 48,746 | $73k | 6.8 mi |
| 18092 | Zionsville | 3,230 | $113k | 7.1 mi |
| 18055 | Hellertown | 12,117 | $90k | 7.2 mi |
| 18041 | East Greenville | 5,768 | $99k | 8.8 mi |
| 18077 | Riegelsville | 2,203 | $98k | 9.0 mi |
| 18935 | Milford Square | 273 | $113k | 5.3 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.