Residential delivery area · Pennsylvania

ZIP Code 18940: Newtown, PA

ZIP code 18940 uses the postal name Newtown, Pennsylvania and lies entirely in Bucks County (Census 2020 ZIP-county file). About 30,000 people live there (Census Bureau, ACS 2020-2024). Median household income is $157,414 (Census Bureau, ACS 2020-2024). By Census place, its land lies in Newtown Grant (5%) and Newtown (2%); 93% is outside any Census place.

  • ACS2020-24
  • Census2020
  • FHFA2025
  • ZBP2023
  • IRS2022
1national area: Pennsylvania, Delaware and New York
189sectional center: Philadelphia, PA (SCF 190)
40delivery area within it
Town
Newtown · its only residential ZIP
Census places
Newtown Grant (5%) census-designated place; Newtown (2%)
Metro area
Philadelphia-Camden-Wilmington, PA-NJ-DE-MD
House district
PA-1 119th Congress
Time zone
Eastern
Land area
34.6 sq mi · 857 people per sq mi

Where is ZIP code 18940?

18940 centers on 40.261°, -74.937° and covers 34.6 square miles of land plus 0.2 of water. It borders 11 ZIP codes: 18977, 18954, 18946, 18980, 19067, 19047, 18966, 18925, 18938, 18929 and more.

18925 · Furlong18929 · Jamison18938 · New Hope18946 · Pineville18954 · Richboro18966 · Southampton18974 · Warminster18977 · Washington Crossing18980 · Wycombe19047 · Langhorne19067 · Morrisville18940 · Newtown (this ZIP)18940190671893819047189741896618925189771895418929189801894618925 · Furlong18929 · Jamison18938 · New Hope18946 · Pineville18954 · Richboro18966 · Southampton18974 · Warminster18977 · Washington Crossing18980 · Wycombe19047 · Langhorne19067 · Morrisville18940 · Newtown (this ZIP)189401906718938190471897418966189251897718954189291898018925 · Furlong18929 · Jamison18938 · New Hope18946 · Pineville18954 · Richboro18966 · Southampton18974 · Warminster18977 · Washington Crossing18980 · Wycombe19047 · Langhorne19067 · Morrisville18940 · Newtown (this ZIP)18940190671893819047189741896618925189771895418929
Shaded by median household income, in national fifths (ACS 2020-2024); 18940 outlined. Census 2020 ZCTA boundaries. <$54.1k$98.1k+no figure

The map draws ZIP code areas only. For the streets inside 18940, 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 18940 compare with the rest of Bucks County?

Rank of 18940 among the residential ZIP codes of its town, county and state (1 = the most; income and home value among ZIP codes of 1,000+ people living in households)
Measure18940In Bucks CountyIn PA
People (ACS 2020-2024)29,6267th of 58111th of 1,833
Median household income$157k7th of 3926th of 1,015
Median home value$655k5th of 4319th of 1,069

Its median household income is higher than in 97% of U.S. residential ZIP codes, and it is denser than 77% 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 18940?

The 2020 Census counted 30,280 people in 18940; the ACS, which samples households over 2020-2024, estimates 29,626. Between the 2010 and 2020 censuses its population grew 5.0% (its boundary stayed at least 90% the same).

People, ACS 2020-2024
29,626
2020 Census count
30,280+5.0% since 2010 (28,825)
Households
11,516
Median age
45.9

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 18940?

Of the 29,626 people the ACS estimates in 18940, 22.2% are under 18 and 23.5% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (79.2%).

  • Under 1822.2%
  • 18 to 6454.4%
  • 65 and older23.5%
Age of the people of 18940 (ACS 2020-2024, B01001)
  • White, not Hispanic79.2%
  • Asian, not Hispanic8.7%
  • Other or two or more6.5%
  • Hispanic or Latino4.5%
  • Black, not Hispanic1.1%
Race and Hispanic origin in 18940 (ACS 2020-2024, B03002); each person counted once

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 18940 earn?

Median household income is $157,414 (ACS 2020-2024), the 7th highest of the 39 ranked ZIP codes in Bucks County. It is not measurably different from 2015-2019 ($157,433 in 2024 dollars): the change is within the surveys' margins of error.

Median household income
$157,414
Income per person
$85,903
Below the poverty line
4.7%
Unemployed (of the labor force)
5.2%
Adults 25+ with a bachelor's degree
65.6%
Adjusted gross income per tax return, 2022
$273,98815,900 returns; wages 52% 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 18940?

FHFA's house price index for 18940, built from repeat sales and appraisals of the same homes, rose 69% from 2015 to 2025 and rose 51% from 2020 to 2025, and moved +5.1% in 2025.

Median home value (owners' estimate)
$655,000
Median gross rent
$2,086
Homes owned by their occupants
86.0%
Housing units
11,738
0 200 400 600 800 1000 197519902000201020202025 0 200 400 600 800 1000 197519902000201020202025 0 200 400 600 800 1000 197519902000201020202025
Index = 100 in 1975, the first year FHFA reports for 18940; 2025: 1078.3. Annual, not seasonally adjusted; FHFA calls its ZIP-level indexes developmental.

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 18940?

1,226 business establishments had a location in this ZIP code in 2023, 111 more than in 2018; the most are in professional, scientific, and technical services (ZIP Code Business Patterns).

  • Professional, scientific, and technical services201
  • Health care and social assistance168
  • Finance and insurance113
  • Construction111
  • Retail trade108
  • Other services (except public administration)102

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 18940?

ZIP codes that share a boundary with 18940, then the nearest by center
ZIPTownPeopleHousehold incomeDistance
18977Washington Crossing4,569$212k3.7 mi
18954Richboro10,380$160k3.8 mi
18946Pineville689$189k4.0 mi
18980Wycombe308$145k4.0 mi
19067Morrisville53,885$134k4.6 mi
19047Langhorne34,563$110k5.7 mi
18966Southampton36,370$129k6.3 mi
18925Furlong6,250$208k6.8 mi
18938New Hope13,649$185k7.0 mi
18929Jamison9,748$179k7.5 mi
18974Warminster43,122$104k7.8 mi
08560Titusville, NJ3,245$129k5.7 mi (near)

Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.