Wyandanch, NY · standard
ZIP Code 11798
Suffolk County, New York - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 15,347
- 1,243/sq mi High-density area
National ZIP placement
Wyandanch has 15,347 residents, placing it in the top 22% of the 33,099 US ZIP codes with a reported population, at 1,243 people per square mile.
Source: USPS ZIP record + U.S. Census Bureau ZIP population. Rank compares ZIP 11798 against every US ZIP with a reported population; income/home-value percentiles are not available for this ZIP.
FHFA HPI release change
What changed in the latest House Price Index year
- FHFA House Price Index values in ZIP 11798 (Wyandanch, NY) rose +11.6% from 2023 to 2024. The all-transactions index moved from 341.7 in 2023 to 381.1 in 2024 (2000 = 100).
ZIP code 11798 is a mid-sized community (a standard USPS delivery area) in Wyandanch, Suffolk County, New York, home to 15,347 residents across 12.3 square miles, a density of 1,243 people per square mile, in the New York time zone.
Median household income is not on file for ZIP 11798, but per-capita income is -. The ACS does not publish both hardship measures for this ZIP, so the income figures above should be read without inferring a full local economic picture. The ACS does not report a median home value for this ZIP, so housing cost context is limited to the available tenure and rent fields.
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 -. The page also surfaces 10 ZIP codes within roughly 10 miles and 6 more in Suffolk County, so 11798 can be compared with both its immediate and county-level context.
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 11798
Top 5 sectors by establishment count in Wyandanch, NY
Which industries have the most business establishments in ZIP 11798.
- Construction
Construction
46 establishments
- Other services (except public administration)
Other services (except public administration)
31 establishments
- Retail trade
Retail trade
30 establishments
- Health care and social assistance
Health care and social assistance
24 establishments
- Administrative and support and waste management and remediation services
Administrative and support and waste management and remediation services
23 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 + FHFA HPI ACS demographics and median rent, ZBP business establishments, FHFA HPI for ZIP 11798, Wyandanch, NY · 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
15,347
Population
12.3
Area (sq mi)
1,243
People / sq mi
New York
Time Zone
standard
ZIP Type
How have home values changed over time?
FHFA House Price Index, annual appreciation data based on repeat sales and appraisals
+11.6%
YoY Change (2024)
381
HPI Index (2000 = 100)
+281%
Total Change Since 2000
Home values in ZIP 11798 have increased 11.6% over the past year (2024). Since 2000, this ZIP has seen +281% cumulative appreciation.
| Year | Annual Change | HPI Index |
|---|---|---|
| 2020 | +8.7% | 235 |
| 2021 | +10.2% | 259 |
| 2022 | +15.7% | 300 |
| 2023 | +13.9% | 342 |
| 2024 | +11.6% | 381 |
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 231 business establishments in ZIP 11798, employing approximately 2,060 people with a combined annual payroll of $100,028,000.
231
Businesses
2,060
Employees
$100.0M
Annual Payroll
15
Industry Sectors
| Industry | Establishments | % of Total |
|---|---|---|
| Construction | 46 | 19.9% |
| Other services (except public administration) | 31 | 13.4% |
| Retail trade | 30 | 13.0% |
| Health care and social assistance | 24 | 10.4% |
| Administrative and support and waste management and remediation services | 23 | 10.0% |
| Accommodation and food services | 17 | 7.4% |
| Professional, scientific, and technical services | 13 | 5.6% |
| Wholesale trade | 12 | 5.2% |
| Transportation and warehousing | 9 | 3.9% |
| Manufacturing | 7 | 3.0% |
| Real estate and rental and leasing | 5 | 2.2% |
| Information | 4 | 1.7% |
| Finance and insurance | 4 | 1.7% |
| Educational services | 3 | 1.3% |
| Arts, entertainment, and recreation | 3 | 1.3% |
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 11798 vs 11704 →
ZIP 11798 vs its nearest neighbors, by population
Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 11746
Huntington Station (11746)
67,094 residents
- 11757
Lindenhurst (11757)
45,700 residents
- 11704
West Babylon (11704)
40,222 residents
- 11735
Farmingdale (11735)
32,098 residents
- 11729
Deer Park (11729)
28,032 residents
- 11701
Amityville (11701)
27,109 residents
- 11726 19,857
Copiague (11726)
19,857 residents
- 11747 19,803
Melville (11747)
19,803 residents
- 11703 16,415
North Babylon (11703)
16,415 residents
What this shows Among its immediate neighbors, ZIP 11798 ranks #0 by population - useful context the national average alone can't give.
| ZIP Code | City | Population | Distance |
|---|---|---|---|
| 11704 | West Babylon, NY | 40,222 | 2.6 mi |
| 11729 | Deer Park, NY | 28,032 | 2.9 mi |
| 11747 | Melville, NY | 19,803 | 2.8 mi |
| 11757 | Lindenhurst, NY | 45,700 | 4.4 mi |
| 11703 | North Babylon, NY | 16,415 | 3.0 mi |
| 11746 | Huntington Station, NY | 67,094 | 4.4 mi |
| 11735 | Farmingdale, NY | 32,098 | 3.3 mi |
| 11804 | Old Bethpage, NY | 5,010 | 4.3 mi |
| 11726 | Copiague, NY | 19,857 | 5.2 mi |
| 11701 | Amityville, NY | 27,109 | 5.2 mi |
Nationwide ZIPs with similar ACS profiles
Two Census-derived peer sets for ZIP 11798, both outside NY so the neighborhoods are not geographic containment (Nearby and same-county blocks stay local).
Similar population
Nearest cross-state ZIPs by resident population (15,347 here; floor ≥1,000).
More ZIP Codes in Suffolk County
Related Areas
Frequently Asked Questions
What county is ZIP code 11798 in?
ZIP code 11798 (Wyandanch) is located in Suffolk County, New York. Suffolk County contains multiple ZIP codes, see the full list at /counties/suffolk-ny.
What is the population of ZIP code 11798?
ZIP code 11798 in Wyandanch, NY has a population of 15,347 according to the Census Bureau ACS 2023 estimates.
How many businesses are in ZIP code 11798?
ZIP code 11798 has 231 business establishments employing approximately 2,060 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 11798?
The top industries by establishment count in ZIP 11798 are: Construction (46), Other services (except public administration) (31), Retail trade (30). There are 15 industry sectors represented in total.
How have home values changed in ZIP code 11798?
According to the FHFA House Price Index, home values in ZIP 11798 increased by 11.6% in 2024. Since 2000, home values in this ZIP have appreciated by approximately 281%. This is a developmental index based on repeat sales and appraisal data from Fannie Mae and Freddie Mac.
Related
Take this with you
What to do with ZIP 11798's numbers, next.
- See how ZIP 11798 compares to a neighboring ZIP code on the same Census fields Compare this ZIP
- Check where Wyandanch, NY ranks among every U.S. ZIP code on income, education, or homeownership View national rankings
- Save this ZIP to your shortlist to track alongside others you're considering View your shortlist
ZIP Code Tabulation Areas (ZCTAs) are Census Bureau approximations of USPS ZIP codes; figures describe the ZCTA area, not any single address within it.