ZIP Code 11556

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Source:

Uniondale · Nassau County · New York

Population
17

103/sq mi

Land area
0.2 sq mi

New York

ZIP code 11556 in Uniondale, New York has a population of 17.

ZIP code 11556 is classified by USPS as a standard delivery area and covers roughly 0.2 square miles in Uniondale, Nassau County, New York. The area is home to 17 residents, producing a population density of 103 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 11556 against New York and the nation.

On the economic side, the median household income for ZIP 11556 sits at , while per-capita income is . The poverty rate stands at and the unemployment rate at . On housing, the median home value is with median rent at per month, and of occupied units are owner-occupied, a direct signal of whether 11556 behaves more like a homeowner neighborhood or a renter-heavy ZIP.

Education and household profile round out the picture: of adults hold a bachelor's degree or higher, the median age is , and the average commute is . We also surface 10 nearby ZIP codes within roughly 10 miles and 6 additional ZIPs sharing Nassau County, so you can benchmark 11556 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 11556

Top 5 sectors by establishment count

Which industries have the most business establishments in ZIP 11556.

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 + HUD FMR + FHFA HPI ACS demographics, ZBP business establishments, HUD Fair Market Rents, FHFA HPI for ZIP 11556, Uniondale, 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

17

Population

0.2

Area (sq mi)

103

People / sq mi

New York

Time Zone

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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 11556?

Median Age

Male

Female

Foreign-Born

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

What does housing look like?

0

Total Housing Units

0

Occupied Units

0

Vacant Units

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

What businesses operate in this ZIP?

Census Bureau data shows 157 business establishments in ZIP 11556, employing approximately 3,287 people with a combined annual payroll of $384,435,000.

157

Businesses

3,287

Employees

$384.4M

Annual Payroll

13

Industry Sectors

Industry Establishments % of Total
Professional, scientific, and technical services 45 28.7%
Real estate and rental and leasing 25 15.9%
Finance and insurance 23 14.7%
Administrative and support and waste management and remediation services 14 8.9%
Retail trade 8 5.1%
Health care and social assistance 8 5.1%
Transportation and warehousing 6 3.8%
Construction 5 3.2%
Information 5 3.2%
Other services (except public administration) 4 2.5%
Wholesale trade 3 1.9%
Management of companies and enterprises 3 1.9%
Accommodation and food services 3 1.9%

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 11556 vs 11553 →

ZIP Code City Population Distance
11553 Uniondale, NY 26,034 1.0 mi
11549 Hempstead, NY 2,922 1.0 mi
11554 East Meadow, NY 38,132 1.2 mi
11575 Roosevelt, NY 16,272 2.7 mi
11590 Westbury, NY 45,768 2.5 mi
11550 Hempstead, NY 56,435 2.3 mi
11514 Carle Place, NY 4,673 2.6 mi
11530 Garden City, NY 27,273 2.9 mi
11520 Freeport, NY 43,341 4.8 mi
11756 Levittown, NY 42,791 3.5 mi

More ZIP Codes in Nassau County

Frequently Asked Questions

What county is ZIP code 11556 in?
ZIP code 11556 (Uniondale) is located in Nassau County, New York. Nassau County contains multiple ZIP codes, see the full list at /counties/nassau-ny.
What is the population of ZIP code 11556?
ZIP code 11556 in Uniondale, NY has a population of 17 according to the Census Bureau ACS 2023 estimates.
How many businesses are in ZIP code 11556?
ZIP code 11556 has 157 business establishments employing approximately 3,287 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 11556?
The top industries by establishment count in ZIP 11556 are: Professional, scientific, and technical services (45), Real estate and rental and leasing (25), Finance and insurance (23). There are 13 industry sectors represented in total.

ZIP Code Research Guides

Official Data Resources for Uniondale, 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.