ZIP Code 11940
standardSource:
East Moriches · Suffolk County · New York
- Population
- 5,210
- Median income
- $138,639
- Median home value
- $661,600
- Bachelor's or higher
- 40.1%
- Land area
- 14.3 sq mi
364/sq mi
▲ 82% vs US
higher than 95% of US ZIPs
▲ 138% vs US
higher than 93% of US ZIPs
Median age 43.9
New York
ZIP code 11940 in East Moriches, New York has a population of 5,210. The median household income is $138,639, which is 82% above the national average. Median home value is $661,600, 138% above the US average. 40.1% of residents hold a bachelor's degree or higher.
ZIP code 11940 is classified by USPS as a standard delivery area and covers roughly 14.3 square miles in East Moriches, Suffolk County, New York. The area is home to 5,210 residents, producing a population density of 364 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 11940 against New York and the nation.
On the economic side, the median household income for ZIP 11940 sits at $138,639 (50% above the New York average), while per-capita income is $59,769. The poverty rate stands at 5.6% and the unemployment rate at 3.5%. On housing, the median home value is $661,600 (75% above the state average) with median rent at $2,314 per month, and 74.5% of occupied units are owner-occupied, a direct signal of whether 11940 behaves more like a homeowner neighborhood or a renter-heavy ZIP.
Education and household profile round out the picture: 40.1% of adults hold a bachelor's degree or higher, the median age is 43.9, and the average commute is 33 minutes. We also surface 10 nearby ZIP codes within roughly 10 miles and 6 additional ZIPs sharing Suffolk County, so you can benchmark 11940 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 11940
Top 5 sectors by establishment count
Which industries have the most business establishments in ZIP 11940.
- Construction
Construction
37 establishments
- Administrative and support and waste management and remediation services
Administrative and support and waste management and remediation services
25 establishments
- Health care and social assistance
Health care and social assistance
21 establishments
- Other services (except public administration)
Other services (except public administration)
21 establishments
- Professional, scientific, and technical services
Professional, scientific, and technical services
18 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 11940, East Moriches, NY · 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
5,210
Population
14.3
Area (sq mi)
364
People / sq mi
New York
Time Zone
standard
ZIP Type
Who lives in ZIP 11940?
43.9
Median Age
48.2%
Male
51.8%
Female
4.7%
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?
$138,639
Median Household Income
+50% vs state
$59,769
Per Capita Income
5.6%
Poverty Rate
3.5%
Unemployment Rate
33.1 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?
2,256
Total Housing Units
2,119
Occupied Units
137
Vacant Units
2.71
Avg Household Size
Occupancy Type
$661,600
Median Home Value
+75% vs state
$2,314
Median Rent
1978
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
+9.5%
YoY Change (2024)
315
HPI Index (2000 = 100)
+215%
Total Change Since 2000
Home values in ZIP 11940 have increased 9.5% over the past year (2024). Since 2000, this ZIP has seen +215% cumulative appreciation.
| Year | Annual Change | HPI Index |
|---|---|---|
| 2020 | +2.1% | 209 |
| 2021 | +10.8% | 231 |
| 2022 | +17.0% | 271 |
| 2023 | +6.3% | 288 |
| 2024 | +9.5% | 315 |
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 183 business establishments in ZIP 11940, employing approximately 1,860 people with a combined annual payroll of $128,076,000.
183
Businesses
1,860
Employees
$128.1M
Annual Payroll
12
Industry Sectors
| Industry | Establishments | % of Total |
|---|---|---|
| Construction | 37 | 20.2% |
| Administrative and support and waste management and remediation services | 25 | 13.7% |
| Health care and social assistance | 21 | 11.5% |
| Other services (except public administration) | 21 | 11.5% |
| Professional, scientific, and technical services | 18 | 9.8% |
| Retail trade | 17 | 9.3% |
| Accommodation and food services | 9 | 4.9% |
| Real estate and rental and leasing | 8 | 4.4% |
| Arts, entertainment, and recreation | 8 | 4.4% |
| Wholesale trade | 6 | 3.3% |
| Finance and insurance | 4 | 2.2% |
| Educational services | 4 | 2.2% |
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 11940 vs 11934 →
| ZIP Code | City | Population | Distance |
|---|---|---|---|
| 11934 | Center Moriches, NY | 7,263 | 2.0 mi |
| 11941 | Eastport, NY | 1,986 | 2.0 mi |
| 11960 | Remsenburg, NY | 1,084 | 2.7 mi |
| 11955 | Moriches, NY | 3,285 | 3.3 mi |
| 11972 | Speonk, NY | 1,321 | 3.1 mi |
| 11950 | Mastic, NY | 16,268 | 4.7 mi |
| 11977 | Westhampton, NY | 2,467 | 4.2 mi |
| 11949 | Manorville, NY | 14,573 | 4.5 mi |
| 11933 | Calverton, NY | 6,844 | 7.8 mi |
| 11951 | Mastic Beach, NY | 13,680 | 5.0 mi |
More ZIP Codes in Suffolk County
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Frequently Asked Questions
What county is ZIP code 11940 in? ▼
What is the population of ZIP code 11940? ▼
What is the median household income in ZIP 11940? ▼
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What is the demographic makeup of ZIP 11940? ▼
How many businesses are in ZIP code 11940? ▼
What are the main industries in ZIP code 11940? ▼
How have home values changed in ZIP code 11940? ▼
What is the education level in ZIP code 11940? ▼
What is the average commute time in ZIP 11940? ▼
What percentage of residents own vs. rent in ZIP 11940? ▼
What is the poverty rate in ZIP code 11940? ▼
ZIP Code Research Guides
Official Data Resources for East Moriches, NY
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.