PlainZIP

Southampton, PA · standard

ZIP Code 18966

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

37,999
904/sq mi
$128,838
Median income
$488,400
Median home value
50.9%
Bachelor's or higher

The verdict

Southampton pairs a top-decile household income with upper-quartile home values, in a low-density, homeowner-dominated area.

Top 7%
household income, US ZIPs
Top 14%
home value, US ZIPs
904
people per sq mi
90%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 18966 against every reporting US ZIP.

ZIP code 18966 is a densely settled ZIP (a standard USPS delivery area) in Southampton, Bucks County, Pennsylvania, with 37,999 residents across 42.0 square miles, a density of 904 people per square mile, in the New York time zone.

ZIP 18966 skews affluent, with a median household income of $128,838 (65% above the Pennsylvania average), while per-capita income is $64,311. Local economic indicators show a 3.9% poverty rate alongside 3.6% unemployment. Median home value sits at $488,400 (115% above the state average), median rent at $1,971 a month, and owner-occupancy at 89.5%.

This is a highly-educated ZIP: 50.9% of adults hold a bachelor's degree or higher, the median age is 47.3, and the average commute is 32 minutes. Beyond these figures, 10 nearby ZIP codes within about 10 miles are surfaced below, along with 6 more sharing Bucks County, letting you compare 18966 to its immediate surroundings rather than a national baseline 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 18966

Top 5 sectors by establishment count in Southampton, PA

Which industries have the most business establishments in ZIP 18966.

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 18966, Southampton, 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

37,999

Population

42.0

Area (sq mi)

904

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 18966?

47.3

Median Age

48.4%

Male

51.6%

Female

11.5%

Foreign-Born

White 90.4%
African American 0.6%
Asian 3.5%
American Indian or Alaska Native 0.0%
Native Hawaiian or Pacific Islander 0.0%
Two or More Ethnicities 4.5%
Hispanic or Latino 2.3%

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?

$128,838

Median Household Income

+65% vs state

$64,311

Per Capita Income

3.9%

Poverty Rate

3.6%

Unemployment Rate

31.5 min

Mean Commute Time

How ZIP 18966 ranks nationally

Southampton, PA household income vs. every US ZIP code

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

$128,838 Top 7% higher than 93% 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%). Below this entry. $120,000–$140,000: 1,362 US ZIPs (4%). This entry sits in this band. $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 74.7%
Bachelor's Degree or Higher 50.9%

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

What does housing look like?

14,363

Total Housing Units

13,851

Occupied Units

512

Vacant Units

2.60

Avg Household Size

Occupancy Type

Owner 89.5%
Renter 10.5%

$488,400

Median Home Value

+115% vs state

$1,971

Median Rent

1974

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

+1.0%

YoY Change (2024)

256

HPI Index (2000 = 100)

+156%

Total Change Since 2000

Home values in ZIP 18966 have increased 1.0% over the past year (2024). Since 2000, this ZIP has seen +156% cumulative appreciation.

Year Annual Change HPI Index
2020 +3.5% 182
2021 +9.2% 198
2022 +12.4% 223
2023 +13.5% 253
2024 +1.0% 256

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 1,197 business establishments in ZIP 18966, employing approximately 10,602 people with a combined annual payroll of $532,896,000.

1,197

Businesses

10,602

Employees

$532.9M

Annual Payroll

15

Industry Sectors

Industry Establishments % of Total
Construction 190 15.9%
Professional, scientific, and technical services 181 15.1%
Health care and social assistance 139 11.6%
Other services (except public administration) 102 8.5%
Retail trade 92 7.7%
Transportation and warehousing 83 6.9%
Finance and insurance 79 6.6%
Real estate and rental and leasing 71 5.9%
Administrative and support and waste management and remediation services 68 5.7%
Accommodation and food services 58 4.8%
Wholesale trade 54 4.5%
Manufacturing 27 2.3%
Information 21 1.8%
Educational services 20 1.7%
Arts, entertainment, and recreation 10 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 18966 vs 18954 →

ZIP 18966 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 18966 ranks #2 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 18966 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 18966 ranks #4 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
18954 Richboro, PA 9,745 2.4 mi
19053 Feasterville Trevose, PA 25,966 2.7 mi
19116 Philadelphia, PA 33,112 4.9 mi
18980 Wycombe, PA 510 5.6 mi
18974 Warminster, PA 40,953 4.0 mi
19047 Langhorne, PA 35,056 5.1 mi
19009 Bryn Athyn, PA 864 4.6 mi
19006 Huntingdon Valley, PA 21,423 4.8 mi
19040 Hatboro, PA 20,536 5.3 mi
19154 Philadelphia, PA 34,196 6.5 mi

More ZIP Codes in Bucks County

19020 standard
Bensalem, PA
Pop: 55,493
19067 standard
Morrisville, PA
Pop: 51,334
18974 standard
Warminster, PA
Pop: 40,953
19047 standard
Langhorne, PA
Pop: 35,056
18951 standard
Quakertown, PA
Pop: 34,651
18940 standard
Newtown, PA
Pop: 28,825

Related Areas

Bucks County Southampton, PA Pennsylvania

Frequently Asked Questions

What county is ZIP code 18966 in? ▼
ZIP code 18966 (Southampton) is located in Bucks County, Pennsylvania. Bucks County contains multiple ZIP codes, see the full list at /counties/bucks-pa.
What is the population of ZIP code 18966? ▼
ZIP code 18966 in Southampton, PA has a population of 37,999 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 18966? ▼
The median household income in ZIP 18966 is $128,838, which is 69% above the national average of $76,288.
What is the average home value in ZIP 18966? ▼
The median home value in ZIP 18966 is $488,400, which is 76% above the national average of $278,155.
What is the demographic makeup of ZIP 18966? ▼
The largest racial group in ZIP 18966 is White at 90.4%. Hispanic or Latino residents make up 2.3% of the population.
How many businesses are in ZIP code 18966? ▼
ZIP code 18966 has 1,197 business establishments employing approximately 10,602 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 18966? ▼
The top industries by establishment count in ZIP 18966 are: Construction (190), Professional, scientific, and technical services (181), Health care and social assistance (139). There are 15 industry sectors represented in total.
How have home values changed in ZIP code 18966? ▼
According to the FHFA House Price Index, home values in ZIP 18966 increased by 1.0% in 2024. Since 2000, home values in this ZIP have appreciated by approximately 156%. 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 18966? ▼
In ZIP code 18966, 74.7% of residents aged 25+ have a high school diploma or higher, and 50.9% 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 18966? ▼
The mean commute time for workers in ZIP code 18966 is 31.5 minutes according to Census ACS data. The national average is roughly 26 minutes, so commuters here spend more time traveling to work than typical.
What percentage of residents own vs. rent in ZIP 18966? ▼
In ZIP code 18966, approximately 89.5% of occupied housing units are owner-occupied and 10.5% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 18966? ▼
The poverty rate in ZIP code 18966 is 3.9% 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.