Hauppauge, NY · standard
ZIP Code 11788
Suffolk County, New York - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 16,821
- 755/sq mi High-density area
- $149,726
- Median income Above-median income area
- $653,900
- Median home value Above-median home value
- 50.5%
- Bachelor's or higher Above-average bachelor's attainment
National ZIP placement
Hauppauge pairs a top-decile household income with top-decile home values, in a low-density, homeowner-dominated area.
- Top 4%
- household income, US ZIPs
- Top 7%
- home value, US ZIPs
- 755
- people per sq mi
- 83%
- owner-occupied homes
Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 11788 against every reporting US ZIP.
FHFA HPI release change
What changed in the latest House Price Index year
- FHFA House Price Index values in ZIP 11788 (Hauppauge, NY) rose +5.1% from 2023 to 2024. The all-transactions index moved from 261.0 in 2023 to 274.3 in 2024 (2000 = 100).
ZIP code 11788 is a mid-sized community (a standard USPS delivery area) in Hauppauge, Suffolk County, New York, home to 16,821 residents across 22.3 square miles, a density of 755 people per square mile, in the New York time zone.
ZIP 11788 skews affluent, with a median household income of $149,726 (62% above the average New York ZIP), while per-capita income is $61,757. The poverty rate is 5.1%, with unemployment at 5.8%; those measures add context to the income figure. Housing is both higher-cost and owner-heavy: median home value is $653,900 (73% above the average New York ZIP), while 83.3% of occupied homes are owner-occupied and median rent is $2,659.
This is a highly-educated ZIP: 50.5% of adults hold a bachelor's degree or higher, the median age is 42.7, and the average commute is 30 minutes. The page also surfaces 10 ZIP codes within roughly 10 miles and 6 more in Suffolk County, so 11788 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 11788
Top 5 sectors by establishment count in Hauppauge, NY
Which industries have the most business establishments in ZIP 11788.
- Professional, scientific, and technical services
Professional, scientific, and technical services
273 establishments
- Wholesale trade
Wholesale trade
190 establishments
- Finance and insurance
Finance and insurance
149 establishments
- Health care and social assistance
Health care and social assistance
138 establishments
- Manufacturing
Manufacturing
116 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 11788, Hauppauge, 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
16,821
Population
22.3
Area (sq mi)
755
People / sq mi
New York
Time Zone
standard
ZIP Type
Who lives in ZIP 11788?
42.7
Median Age
50.1%
Male
49.9%
Female
12.0%
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?
$149,726
Median Household Income
+62% vs state ZIP avg
$61,757
Per Capita Income
5.1%
Poverty Rate
5.8%
Unemployment Rate
29.6 min
Mean Commute Time
How ZIP 11788 ranks among New York ZIPs
Hauppauge, NY household income vs. every New York ZIP code
Median household income among 1,626 reporting New York ZIPs (this ZIP's population is too small for a reliable national-corpus placement)
$149,726 Top 9% higher than 91% of 1,626 New York ZIPs
Each bar is a $20K-wide band; taller bars hold more New York ZIPs. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.
Source U.S. Census Bureau, ACS 5-Year Estimates · 2019–2023
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?
Housing stock: occupied vs vacant
5,847housing units
5,847
Total Housing Units
5,613
Occupied Units
234
Vacant Units
3.07
Avg Household Size
Occupancy Type
$653,900
Median Home Value
+73% vs state ZIP avg
$2,659
Median Rent
1969
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
+5.1%
YoY Change (2024)
274
HPI Index (2000 = 100)
+174%
Total Change Since 2000
Home values in ZIP 11788 have increased 5.1% over the past year (2024). Since 2000, this ZIP has seen +174% cumulative appreciation.
| Year | Annual Change | HPI Index |
|---|---|---|
| 2020 | +3.3% | 196 |
| 2021 | +9.7% | 215 |
| 2022 | +8.5% | 233 |
| 2023 | +12.0% | 261 |
| 2024 | +5.1% | 274 |
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 1,490 business establishments in ZIP 11788, employing approximately 38,054 people with a combined annual payroll of $2,956,697,000.
1,490
Businesses
38,054
Employees
$3.0B
Annual Payroll
16
Industry Sectors
| Industry | Establishments | % of Total |
|---|---|---|
| Professional, scientific, and technical services | 273 | 18.3% |
| Wholesale trade | 190 | 12.8% |
| Finance and insurance | 149 | 10.0% |
| Health care and social assistance | 138 | 9.3% |
| Manufacturing | 116 | 7.8% |
| Construction | 115 | 7.7% |
| Retail trade | 92 | 6.2% |
| Accommodation and food services | 92 | 6.2% |
| Administrative and support and waste management and remediation services | 70 | 4.7% |
| Other services (except public administration) | 67 | 4.5% |
| Real estate and rental and leasing | 62 | 4.2% |
| Transportation and warehousing | 43 | 2.9% |
| Management of companies and enterprises | 22 | 1.5% |
| Arts, entertainment, and recreation | 22 | 1.5% |
| Information | 21 | 1.4% |
| Educational services | 14 | 0.9% |
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 11788 vs 11787 →
ZIP 11788 vs its nearest neighbors, by population
Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 11717
Brentwood (11717)
60,745 residents
- 11779
Ronkonkoma (11779)
38,421 residents
- 11787
Smithtown (11787)
35,772 residents
- 11722
Central Islip (11722)
35,177 residents
- 11725
Commack (11725)
29,150 residents
- 11754 18,958
Kings Park (11754)
18,958 residents
- 11788 16,821
Hauppauge (11788)
16,821 residents
- 11751 14,961
Islip (11751)
14,961 residents
- 11767 14,530
Nesconset (11767)
14,530 residents
What this shows Among its immediate neighbors, ZIP 11788 ranks #7 by population - useful context the national average alone can't give.
ZIP 11788 vs its nearest neighbors, by median income
Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 11725
Commack (11725)
$168,281 median income
- 11767
Nesconset (11767)
$152,985 median income
- 11752
Islip Terrace (11752)
$151,917 median income
- 11788
Hauppauge (11788)
$149,726 median income
- 11787
Smithtown (11787)
$143,101 median income
- 11754
Kings Park (11754)
$123,393 median income
- 11751
Islip (11751)
$116,559 median income
- 11749
Islandia (11749)
$116,313 median income
- 11722
Central Islip (11722)
$114,049 median income
What this shows By household income, ZIP 11788 ranks #4 of 9 neighboring ZIPs, local affluence varies block to block, not just metro to metro.
| ZIP Code | City | Population | Distance |
|---|---|---|---|
| 11787 | Smithtown, NY | 35,772 | 2.4 mi |
| 11722 | Central Islip, NY | 35,177 | 2.6 mi |
| 11749 | Islandia, NY | 3,345 | 2.4 mi |
| 11717 | Brentwood, NY | 60,745 | 3.1 mi |
| 11751 | Islip, NY | 14,961 | 6.1 mi |
| 11725 | Commack, NY | 29,150 | 3.9 mi |
| 11767 | Nesconset, NY | 14,530 | 4.0 mi |
| 11752 | Islip Terrace, NY | 9,531 | 4.7 mi |
| 11779 | Ronkonkoma, NY | 38,421 | 5.1 mi |
| 11754 | Kings Park, NY | 18,958 | 5.1 mi |
Nationwide ZIPs with similar ACS profiles
Two Census-derived peer sets for ZIP 11788, 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 (16,821 here; floor ≥1,000).
Similar median household income
Nearest cross-state ZIPs by ACS median household income.
More ZIP Codes in Suffolk County
Related Areas
Frequently Asked Questions
What county is ZIP code 11788 in?
ZIP code 11788 (Hauppauge) 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 11788?
ZIP code 11788 in Hauppauge, NY has a population of 16,821 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 11788?
The median household income in ZIP 11788 is $149,726, which is 96% above the national average of $76,288.
What is the average home value in ZIP 11788?
The median home value in ZIP 11788 is $653,900, which is 135% above the national average of $278,155.
What is the demographic makeup of ZIP 11788?
The largest racial group in ZIP 11788 is White at 74.7%. Hispanic or Latino residents make up 10.1% of the population.
How many businesses are in ZIP code 11788?
ZIP code 11788 has 1,490 business establishments employing approximately 38,054 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 11788?
The top industries by establishment count in ZIP 11788 are: Professional, scientific, and technical services (273), Wholesale trade (190), Finance and insurance (149). There are 16 industry sectors represented in total.
How have home values changed in ZIP code 11788?
According to the FHFA House Price Index, home values in ZIP 11788 increased by 5.1% in 2024. Since 2000, home values in this ZIP have appreciated by approximately 174%. This is a developmental index based on repeat sales and appraisal data from Fannie Mae and Freddie Mac.
What is the education level in ZIP code 11788?
In ZIP code 11788, 69.7% of residents aged 25+ have a high school diploma or higher, and 50.5% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What is the average commute time in ZIP 11788?
The mean commute time for workers in ZIP code 11788 is 29.6 minutes according to Census ACS data. The national average is roughly 26 minutes, so commuters here spend more time traveling to work than typical.
What percentage of residents own vs. rent in ZIP 11788?
In ZIP code 11788, approximately 83.3% of occupied housing units are owner-occupied and 16.7% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 11788?
The poverty rate in ZIP code 11788 is 5.1% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.
Related
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What to do with ZIP 11788's numbers, next.
- See how ZIP 11788 compares to a neighboring ZIP code on the same Census fields Compare this ZIP
- Check where Hauppauge, NY ranks among every U.S. ZIP code on income, education, or homeownership View national rankings
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ZIP Code Tabulation Areas (ZCTAs) are Census Bureau approximations of USPS ZIP codes; figures describe the ZCTA area, not any single address within it.