ZIP Code 18966
standardSource:
Southampton · Bucks County · Pennsylvania
- Population
- 37,999
- Median income
- $128,838
- Median home value
- $488,400
- Bachelor's or higher
- 50.9%
- Land area
- 42.0 sq mi
904/sq mi
▲ 69% vs US
higher than 93% of US ZIPs
▲ 76% vs US
higher than 86% of US ZIPs
Median age 47.3
New York
ZIP code 18966 in Southampton, Pennsylvania has a population of 37,999. The median household income is $128,838, which is 69% above the national average. Median home value is $488,400, 76% above the US average. 50.9% of residents hold a bachelor's degree or higher.
ZIP code 18966 is classified by USPS as a standard delivery area and covers roughly 42.0 square miles in Southampton, Bucks County, Pennsylvania. The area is home to 37,999 residents, producing a population density of 904 people per square mile, and falls within the New York time zone. These USPS and Census boundary values drive every downstream statistic on this page, including the benchmarks that compare 18966 against Pennsylvania and the nation.
On the economic side, the median household income for ZIP 18966 sits at $128,838 (65% above the Pennsylvania average), while per-capita income is $64,311. The poverty rate stands at 3.9% and the unemployment rate at 3.6%. On housing, the median home value is $488,400 (115% above the state average) with median rent at $1,971 per month, and 89.5% of occupied units are owner-occupied, a direct signal of whether 18966 behaves more like a homeowner neighborhood or a renter-heavy ZIP.
Education and household profile round out the picture: 50.9% of adults hold a bachelor's degree or higher, the median age is 47.3, and the average commute is 32 minutes. We also surface 10 nearby ZIP codes within roughly 10 miles and 6 additional ZIPs sharing Bucks County, so you can benchmark 18966 against its immediate geography rather than a national average alone. Every figure is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates, HUD Fair Market Rents, and FHFA Home Price Index data, no estimates, no proprietary scoring. Verify with HUD →
Top industries in ZIP 18966
Top 5 sectors by establishment count
Which industries have the most business establishments in ZIP 18966.
- Construction
Construction
190 establishments
- Professional, scientific, and technical services
Professional, scientific, and technical services
181 establishments
- Health care and social assistance
Health care and social assistance
139 establishments
- Other services (except public administration)
Other services (except public administration)
102 establishments
- Retail trade
Retail trade
92 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, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + HUD FMR + FHFA HPI ACS demographics, ZBP business establishments, HUD Fair Market Rents, 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; HUD FMR + 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
Who lives in ZIP 18966?
47.3
Median Age
48.4%
Male
51.6%
Female
11.5%
Foreign-Born
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
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What is the education profile here?
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
$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 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
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Frequently Asked Questions
What county is ZIP code 18966 in? ▼
What is the population of ZIP code 18966? ▼
What is the median household income in ZIP 18966? ▼
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What is the demographic makeup of ZIP 18966? ▼
How many businesses are in ZIP code 18966? ▼
What are the main industries in ZIP code 18966? ▼
How have home values changed in ZIP code 18966? ▼
What is the education level in ZIP code 18966? ▼
What is the average commute time in ZIP 18966? ▼
What percentage of residents own vs. rent in ZIP 18966? ▼
What is the poverty rate in ZIP code 18966? ▼
ZIP Code Research Guides
Official Data Resources for Southampton, PA
Verify and explore additional data for this area using these official government sources.
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023). Business data: Source: Census ZIP Code Business Patterns (ZBP) 2023. Home value trends: Source: FHFA House Price Index (HPI), Five-Digit ZIP Codes.
PlainZIP is not affiliated with the U.S. Census Bureau or any government agency.
Read our methodology , how this data is sourced, computed, and verified.