ZIP Code 11556
standardSource:
Uniondale · Nassau County · New York
- Population
- 17
- Land area
- 0.2 sq mi
103/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.
- Professional, scientific, and technical services
Professional, scientific, and technical services
45 establishments
- Real estate and rental and leasing
Real estate and rental and leasing
25 establishments
- Finance and insurance
Finance and insurance
23 establishments
- Administrative and support and waste management and remediation services 14
Administrative and support and waste management and remediation services
14 establishments
- Retail trade 8
Retail trade
8 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 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
standard
ZIP Type
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
Related Areas
Frequently Asked Questions
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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.
Read our methodology , how this data is sourced, computed, and verified.