New York State Route 454 at the LIE, 2005
Islandia’s story
Islandia in pictures
Census counts: 2,769 in 1990, 3,567 in 2020. The archive holds 4 old photos and papers going back to 2005 and 6 maps from 1902 on.
Explore the history →
IslandiaNY
A town of 3,733. A regional job hub with 8,828 jobs.
3 bordering townsMap →
Photo: Americasroof · CC BY-SA 3.0
Population
3,733
2025 Census estimate · +4% since 2020
Typical home
$645K
+8.9% in a year
Household income
$116K
median
Median age
43.3
years
Jobs based here
8,828
A job hub
TownGrade
C+
#478 of 745 in NY
What should you know before moving to Islandia?
Islandia's standout: natural-hazard risk is low. Overall it grades C+, 478th among New York's 745 graded towns. The median household earns $116K and CDC estimates put its residents' health ahead of 77% of the country. Its weakest subject is cost of living: the typical home is worth about $645K, 6.5 years of the New York metro’s $99K median household income. Islandia’s trail density is 2.2 miles per square mile, against 0.4 in New York’s towns and 0.4 across U.S. towns. On history, just 10 of New York’s 1,216 towns do worse. Islandia is more walkable than 76% of U.S. towns.
What makes Islandia stand out
Where Islandia beats most towns.
Get outside
5 miles of trails in Islandia
13.2% of the town is conserved land, across 3 parks and preserves.
Trails © OpenStreetMap contributors · USGS PAD-US
How Islandia grades
Each subject compared with towns across the country (schools within New York), ordered by how far Islandia is from typical.
Hazard riskFEMA risk higher than 3% of U.S. communities; inland flooding tops the listA+Open →Cost of livingD−Open →Jobs & incomeA−Open →HealthSt. Catherine of Siena Hospital 4.8 miles awayA−Open →WalkabilityEPA walkability 9.1 of 20; 5.6% of households have no car; 3% of workers walk, bike or ride transitA−Open →SchoolsBehind 75% of New York districts on tests and graduationCOpen →
Character Graded, but not part of the overall grade.
Outdoors5 miles of trails; 13% conserved landA+Open →HistoryDOpen →Civic life6.4 community nonprofits per 1,000 residentsC+Open →
Described, not graded Taste, not quality: snow or an older crowd is neither good nor bad.
Climate–Open →Housing market–Open →Who lives hereMedian age 43.3; 32% of adults have a four-year degree–Open →
How TownRatings grades towns →
Nearby attractions
All 559 attractions →Yankee Stadium and 140 more within 40 miles
Museums, parks, gardens and other places to visit around Islandia. Close and well known come first.
Big draw40 mi Stadium & arenaYankee Stadium
Big draw36 mi Stadium & arenaCiti Field
Big draw35 mi Stadium & arenaEtihad Park
Big draw40 mi MuseumThe Cloisters
36 mi GardenFlushing Meadows–Corona Park
23 mi Stadium & arenaNassau Veterans Memorial ColiseumSources: National Park Service · ski areas © OpenSkiMap / OpenStreetMap contributors · Wikidata · Wikipedia readership · photos via Wikimedia Commons
Photo credits
Yankee Stadium: Matt Boulton, CC BY-SA 2.0 · Citi Field: Chris6d, CC BY-SA 4.0 · Etihad Park: Bananza76, CC0 · The Cloisters: Paweł Drozd on Wiki Drozdpl cropped by Beyond My Ken (talk) 17:05, 27 December 2, CC BY-SA 3.0 · Flushing Meadows–Corona Park: Flapane, Public domain · Nassau Veterans Memorial Coliseum: iMatthew // talk //, Public domain
Getting set up
The full setup list →Moving to Islandia: who provides what
Who provides power, water and the rest in Islandia, and how to reach them.
PowerPSEG Long Island26.2¢/kWh · EIA 2025HIFLD · EIA
WaterSuffolk County Water AuthorityNo health-based violations in 5 years · EPAEPA
Internet3 providers98% of addresses get 100/20 MbpsFCC
Trash & dumpNot on file yetWe don’t have Islandia’s trash rules yet
SchoolsCentral Islip Union Free School DistrictHauppauge Union Free School District2 districts serve Islandia; which school depends on your address and gradeNCES
Register to voteOnlineIn New York you can register online until 10 days before Election Day, in person until 10 days before Election Day, or by mail (postmarked 15 days before and received 10 days before).vote.govWho runs elections hereSuffolk County Board of ElectionsSuffolk County; contacts on the Handbook page.FVAP, Sep 2024
ZIP code1174911749 100%Census 2020
EPA SDWIS (Oct 9, 2026) · HIFLD + EIA-861 2025 · Census 2020 ZCTAs · NCES 2024–25 · registration: vote.gov, updated Aug 3, 2026.
The data
Ordered by what stands out in Islandia.
Islandia draws workers from Brookhaven and beyond and has less tooth loss than most of New York, but it has homes that cost more against local pay than most of New York.
OutdoorsA+
Islandia has set aside 13.2% of its land for conservation
4.8 miles of trail in 3 parks and preserves. The biggest place to walk is Islip Greenbelt County Preserve, 107 acres with 1.8 miles of trail.
#22for trails in NY
13.2%
conserved · 186 of 1,411 acres
4.8 mi
of trails · 2.2 per sq mi
| Biggest places to walk | Trails | Acres |
|---|---|---|
| 1. Lakeland County Park | 1.9 mi | 72 |
| 2. Islip Greenbelt County Preserve | 1.8 mi | 107 |
| 3. Islandia Village Park | — | 9 |
Trails & parks © OpenStreetMap contributors · Conserved land: USGS PAD-US
Work & commuteJobs & income grade A−
About one in three of Islandia’s working residents commute to Islip
8,828 jobs are based in Islandia, 5.2 for every working resident, so most of the people who work here commute in. Jobs based here fell from 11,317 in 2013 to 8,828.
Most working residents leave Islandia for work: only 6% work in town. At $116,000, Islandia’s median household income is where New York’s towns sit at $82,000 and U.S. towns at $80,000. The average trip to work in Islandia is 30 minutes.
6%work in town
| Islandia | New York towns | U.S. towns | |
|---|---|---|---|
| Median household income | $116,000 | $82,000 | $80,000 |
| Average trip to work | 30 minutes | 25 minutes | 25 minutes |
| Work from home | 6% | 12% | 11% |
| Working residents who work in town | 5.8% | 10% | 8% |
Where working residents work
In Islandia6%
Islip30%
New York17%
Smithtown10%
Brookhaven10%
11 mi
median commute distance
8,828
jobs based in Islandia
A job hub
jobs vs. working residents
A−
Walkability grade: more walkable than 76% of U.S. towns
Census LEHD 2023 · ACS
Natural hazardsHazard risk grade A+
Inland flooding leads a very low hazard risk in Islandia
Expected storm and flood damage is lower than in 97% of U.S. communities.
3risk score of 100
FEMA risk score
Inland floodingHurricanesEarthquakes
5
federal disasters paid out here
FEMA National Risk Index · OpenFEMA
HealthA−
Compared with most of New York and the rest of the country, fewer of Islandia’s adults binge drink
Its widest gap with New York is tooth loss: 6.9% of those 65+ have lost all their teeth, against 12.8% statewide. Against the 6,255 U.S. towns with household incomes like Islandia’s, it is healthier than 53%, a smaller edge than it has nationally: part of it comes with its incomes.
14% of Islandia adults binge drink. Islandia beats the New York average on 10 of 32 CDC measures and trails it on 3. 8.7% of Islandia adults smoke cigarettes.
77%healthier than U.S. townsA−Health Grade
| Islandia | New York towns | U.S. towns | |
|---|---|---|---|
| Depression (CDC PLACES) | 14% | 21% | 23% |
| Frequent mental distress (CDC PLACES) | 13% | 16% | 17% |
| Smoke cigarettes (CDC PLACES) | 8.7% | 13% | 14% |
| Binge drink (CDC PLACES) | 14% | 17% | 16% |
32 measures vs. New York
10 better19 too close to call3 worse
| What stands out | Islandia | NY |
|---|---|---|
| Fewer older adults who have lost all their teeth | 6.9% | 12.8% |
| Fewer adults facing a utility shut-off | 6.3% | 8.2% |
| More adults who have had cancer | 9.9% | 7.7% |
St. Catherine of Siena Hospital
4.8 mi away · emergency room
None
primary care, dental or mental-health shortage
60th
percentile among NY towns
CDC PLACES 2025 · modeled estimates for adults · CMS · HRSA
HousingCost of living grade D−
More of Islandia’s households own their home than in the typical New York or U.S. town
At 6.5 years of the New York metro’s $99K median household income, the typical home (about $645K) costs more against local pay than in 84% of New York towns; that ratio is one input to its D− for cost of living. Home values rose 54% in five years, to about $645K, against 30% across New York.
96% of households own their home in Islandia. Typical home values rose 8.9% in the year to September 2026.
$645KZillow home value
Typical home value
Islandia$645K
New York$525K
+8.9%
value change, 1 year
4
homes sold in May
Census ACS, 2020–24 · Zillow Home Value Index · Redfin Data Center
Climate
In Islandia, expect four seasons and pleasant summers
Islandia has chilly, snowy winters and pleasant summers. July afternoons reach 84°, January nights drop to 23° and about 32 inches of snow falls in a winter.
32″snow a winter
Typical low → high °F
Winter26–42°
Spring40–59°
Summer63–82°
Fall46–65°
Nov 2
typical first frost
Apr 10
typical last frost
+2.3°
vs. the 20th-century average
NOAA U.S. Climate Normals, 1991–2020
Who lives here
Fewer children than New York overall
Children under 18 are 14% of residents (21% statewide); adults 18 to 34 are 29% of residents (23% statewide). Islandia has grown 4% since 2020, to 3,733 residents in the Census Bureau’s 2025 estimate. 33% of adults 25 and older have a bachelor’s degree or more, vs 40% across New York.
43.3median age · NY 39.8
| Islandia | New York towns | U.S. towns | |
|---|---|---|---|
| Under 18 | 14% | 20% | 22% |
| Aged 65 or older | 17% | 20% | 18% |
| Median age | 43.3 years | 42.9 years | 40.5 years |
IslandiaNew YorkUnited States
Ages · share of residents
22%
Education · adults 25 and older
No diploma11%
High school28%
Some college19%
Associate’s10%
Bachelor’s20%
Graduate13%
Women and men · all residents
46% women, 54% men
About 117 men for every 100 women (the survey’s margin: ±3.8 points). Across New York, 51.2% of residents are women.
| Islandia | NY | U.S. | |
|---|---|---|---|
| Under 10 | 8.6% | 11% | 11.6% |
| 10 to 17 | 5.8% | 9.5% | 10.3% |
| 18 to 24 | 7.1% | 8.9% | 9.1% |
| 25 to 34 | 21.5% | 14.2% | 13.7% |
| 35 to 44 | 8.6% | 13% | 13.2% |
| 45 to 54 | 13.8% | 12.2% | 12.2% |
| 55 to 64 | 17.3% | 13.3% | 12.7% |
| 65 to 74 | 11.6% | 10.3% | 10.2% |
| 75 and older | 5.7% | 7.6% | 7% |
| No diploma | 10.7% | 12% | 10.4% |
| High school | 27.8% | 24.3% | 26% |
| Some college | 18.9% | 14.6% | 19.1% |
| Associate’s | 10% | 8.8% | 8.8% |
| Bachelor’s | 19.7% | 22.4% | 21.6% |
| Graduate | 12.8% | 17.9% | 14.1% |
Census population estimates, 2025 · U.S. Census Bureau · ACS 2020-2024 5-year estimates · in a town of 3,700, single groups can be off by several points
Keep exploring
Everything we know about Islandia
18pages on Islandia
The big questions
Out and about
The story
After high school
Colleges nearby
4 within 15 miles of the center of Islandia
Suffolk County Community CollegeCommunity college · Public · Selden6.7 mi$6,630 in-state tuitionStony Brook UniversityUniversity or college · Public · Stony Brook7.9 mi$10,931 in-state tuitionFive Towns CollegeUniversity or college · Private for-profit · Dix Hills10.4 mi$30,250 tuition
About 6 of every 100 Islandia residents are enrolled in college, about the same as New York.
A job hub
Every workday, about 8,730 people come to Islandia for work
Where Islandia’s working residents go each day. Line width shows the share.
8,828jobs based in Islandia
6%of working residents work in town
11 mimedian commute distance
Census LEHD 2023
About Islandia
Village in New York, United States
Islandia is a village in the northern part of the Town of Islip in Suffolk County, on Long Island, in New York, United States. The population was 3,567 at the time of the 2020 census.
From Wikipedia, licensed CC BY-SA 4.0 · facts via Wikidata (CC0)
- Area
- 2.2 sq mi
- Elevation
- 66 ft
- ZIP code
- 11749
Islandia’s neighbors
3 towns share a border with Islandia.
Central IslipHauppaugeRonkonkomaIslandia
How the neighbors grade
| Town | NY rank | Overall | Cost | Safety | Schools | Health |
|---|---|---|---|---|---|---|
| Islandia | #478 | C+ | D− | — | C | A− |
| Central Islip | — | — | — | — | — | — |
| Hauppauge | — | — | — | — | — | — |
| Ronkonkoma | — | — | — | — | — | — |
Islandia reports no FBI crime data of its own. Central Islip, Hauppauge and Ronkonkoma aren’t graded (fewer than 1,000 residents, or not enough data). Compare Islandia with a neighbor →
Questions about Islandia
Short answers, built from the data on this page.
Is Islandia, NY a good place to live?
Islandia grades C+ overall, better than 39% of U.S. towns and #478 of 745 in New York. It grades A− for health and C for schools. Cost of living is its weak spot, with a D−.
Is Islandia, NY expensive?
Yes. Cost of living, which also weighs rents, property taxes and how many households pay 30% or more of their income for housing, grades D−.