For a city of 340,867, Islip does well: it grades A−, ranked 178th of 745 in New York. The median household earns $130K and CDC estimates put its residents' health ahead of 82% of the country. The trade-off: the typical home is worth about $675K, 6.8 years of the New York metro’s $99K median household income. Islip’s median rent is $2,209 a month, against $1,098 a month in New York’s towns and $1,185 a month across U.S. towns. Its National Register listings include MODESTY (Sloop) and Rudolph Oyster House. Only 73 of New York’s 1,216 towns score higher on the outdoors.

StrongestA⁺Outdoors AHazard risk AJobs & incomeWeakestD⁻Cost of living

What makes Islip stand out

Where Islip beats most towns.

MODESTY (Sloop)

HistoryA⁻

Settled in 1683

28 places on the National Register

A history going back 343 years.

Natural hazardsA

Very low risk of storm and flood damage

FEMA National Risk Index.

MODESTY (Sloop) · National Register of Historic Places

Islip’s story

343 years in pictures

MODESTY (Sloop) is one of 3 National Historic Landmarks here, the National Register’s top tier. Its founding year, 1683, comes before those of 95% of the New York towns we grade with a known year.

Census counts: 609 in 1790, 339,938 in 2020. The archive holds 54 old photos and papers going back to 1873 and 5 maps from 1902 on.

28 places on the National Register of Historic Places.

1683Islip is settled

Explore the history →

How Islip grades

Each subject compared with towns across the country (schools within New York), ordered by how far Islip is from typical.

How grading works

Its grades run from A for hazard risk (better than 92% of comparable towns) to D− for cost of living (better than 4%), so the A− overall blends very different results.

Cost of livingD⁻Open →Hazard riskFEMA risk higher than 12% of U.S. communities; inland flooding tops the listAOpen →Jobs & income144,366 jobs based hereAOpen →HealthNS/Lij HS Southside Hospital 2.4 miles awayA⁻Open →WalkabilityEPA walkability 8.3 of 20; 6.3% of households have no car; 4.6% of workers walk, bike or ride transitA⁻Open →SchoolsA⁻Open →

Character Graded, but not part of the overall grade.

Outdoors14% conserved landA⁺Open →History16 notable people born hereA⁻Open →Civic life4.5 library visits per resident; 2.8 community nonprofits per 1,000 residentsCOpen →

Described, not graded Taste, not quality: snow or an older crowd is neither good nor bad.

Climate–Open →Housing market27 days on market–Open →Who lives hereMedian age 39.2–Open →

How TownRatings grades towns →

Nearby attractions

Yankee Stadium and 170 more within 40 miles

Museums, parks, gardens and other places to visit around Islip. Close and well known come first.

All 548 attractions →

Big draw39 mi Stadium & arenaYankee Stadium

Big draw34 mi Stadium & arenaCiti Field

Big draw34 mi Stadium & arenaEtihad Park

Big draw40 mi MuseumThe Cloisters

21 mi Stadium & arenaNassau Veterans Memorial Coliseum

34 mi GardenFlushing Meadows–Corona Park

Sources: 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 · Nassau Veterans Memorial Coliseum: iMatthew // talk //, Public domain · Flushing Meadows–Corona Park: Flapane, Public domain

Getting set up

Moving to Islip: who provides what

Who provides power, water and the rest in Islip, and how to reach them.

The full setup list →

PowerPSEG Long Island26.2¢/kWh · EIA 2025HIFLD · EIA

WaterSuffolk County Water AuthorityNo health-based violations in 5 years · EPAEPA

Internet3 providers99% of addresses get 100/20 MbpsFCC

Trash & dumpEvery other week, WedCurbside recyclingTown site

SchoolsConnetquot Central School DistrictWhich school depends on your addressNCES

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.gov

Who runs elections hereSuffolk County Board of ElectionsSuffolk County; contacts on the Handbook page.FVAP, Sep 2024

ZIP codes11706, 11717, 11722, 1179511706 19% · 11717 18% · 11722 11% · 11795 7%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 Islip.

Islip trades workers with New York City and other neighbors, but it has homes that cost more against local pay than most of New York and has a long record of flood insurance claims.

OutdoorsA⁺

13.8% of Islip is conserved land

137 miles of trail in 98 parks and preserves. Fire Island National Seashore, at 4,736 acres with 14 miles of trail, is the biggest park or preserve. Islip’s trail density is 0.8 miles per square mile.

#159for trails in NY

13.8%

conserved · 14,314 of 103,643 acres

137 mi

of trails · 0.8 per sq mi

Biggest places to walk	Trails	Acres
1. Connetquot River State Park Preserve	39.4 mi	3,447
2. Fire Island National Seashore	14 mi	4,736
3. Heckscher State Park	13.2 mi	1,533

Full pageIslip’s outdoors pageOpen the page

Trail map137 miles of trail, mapped Pick a walk39.4 miles of trail · Connetquot River State Park Preserve Conserved land13.8% conserved · 14,314 acres protected Questions“Where can I hike in Islip?”

Trails & parks © OpenStreetMap contributors · Conserved land: USGS PAD-US

SchoolsA⁻

Public schools in Islip beat 78% of New York districts

Three of its 87 schools are below, each with why it’s listed.

78%of NY districts it outscoresA⁻School Grade

School	Level	Students	Letter
Bay Shore Middle SchoolLargest public middle schoolGrades 6–8	Grades 6–8	1,258	C
Brentwood High SchoolLargest public high schoolGrades 9–12	Grades 9–12	4,816	B⁺
East Islip High SchoolTop results in townGrades 9–12	Grades 9–12	1,170	A⁺

Full pageIslip’s schools pageOpen the page

The districtsBRENTWOOD UNION FREE SCHOOL DISTRICT Vs. the neighborsAhead of 1 of its 3 graded neighbors Every school87 schools · Charles A Mulligan Elementary School Questions“Are Islip’s schools good?”

NCES · EDFacts · graded within NY on state tests and graduation

Natural hazardsHazard risk grade A

Inland flooding leads a very low hazard risk in Islip

4,791 flood insurance claims have been filed here, and 547 properties have flooded more than once.

Expected storm and flood damage is lower than in 88% of U.S. communities. Since 1978, 4,791 flood insurance claims have been paid out in Islip.

12risk score of 100

FEMA risk score

Inland floodingHurricanesCoastal flooding

4,791

paid flood claims since 1978

federal disasters paid out here

Full pageIslip’s hazards pageOpen the page

What it facesVery low risk Flood claims4,791 paid flood claims · Since 1978 Past disasters12 federal disasters · Paid out in Islip Get ready3.5 events a year, on average · Ready for inland flooding

FEMA flood insurance claims · FEMA National Risk Index · OpenFEMA

HealthA⁻

Islip earns an A− for health

Against the 4,532 U.S. towns with household incomes like Islip’s, it is healthier than 50%, a smaller edge than it has nationally: part of it comes with its incomes.

16% of Islip adults have been diagnosed with depression. Islip beats the New York average on 8 of 32 CDC measures and trails it on 0. 9.8% of Islip adults smoke cigarettes.

82%healthier than U.S. townsA⁻Health Grade

	Islip	New York towns	U.S. towns
Depression (CDC PLACES)	16%	21%	23%
Smoke cigarettes (CDC PLACES)	9.8%	13%	14%
High blood pressure (CDC PLACES)	31%	34%	35%
Frequent mental distress (CDC PLACES)	15%	16%	17%

32 measures vs. New York

8 better24 too close to call0 worse

What stands out	Islip	NY
Fewer older adults who have lost all their teeth	9.7%	12.8%
Fewer adults facing a utility shut-off	6.8%	8.2%

NS/Lij HS Southside Hospital

2.4 mi away · emergency room

None

primary care, dental or mental-health shortage

68th

percentile among NY towns

Full pageIslip’s health reportOpen the page

Everyday habitsFewer smokers Hospitals & doctors nearby2.4 miles to an ER · NS/Lij HS Southside Hospital How adults are doingFewer lonely adults Every CDC estimateBetter than NY on 8 of 32

CDC PLACES 2025 · modeled estimates for adults · CMS · HRSA

HousingCost of living grade D⁻

Islip earns a D− for cost of living

At 6.8 years of the New York metro’s $99K median household income, the typical home (about $675K) costs more against local pay than in 85% of New York towns; that ratio is one input to its D− for cost of living.

Typical home values rose 5.9% in the year to September 2026. 56% of renter households spend 30% or more of their income on rent in Islip.

$675KZillow home value

	Islip	New York towns	U.S. towns
Renters paying 30%+ of income on rent	56%	49%	48%
Households that own their home	81%	75%	73%

Typical home value

Islip$675K

New York$525K

Market temperature

days on market

107.1%

sale-to-list price

+5.9%

value change, 1 year

homes sold in May

Full pageIslip’s housing & cost-of-living pageOpen the page

Prices over the yearsUp 5.9% in a year Years of income to buyA typical home costs 5.2 years of income Rents$2,209 a month · Median rent Vs. the neighborsAhead of all 4 graded neighbors

Census ACS, 2020–24 · Zillow Home Value Index · Redfin Data Center

Climate

Islip has four seasons and pleasant summers

Islip has chilly, snowy winters and pleasant summers. July afternoons reach 83°, January nights drop to 26° and about 32 inches of snow falls in a winter.

32″snow a winter

Typical low → high °F

Winter28–42°

Spring41–58°

Summer64–81°

Fall49–65°

Nov 2

typical first frost

Apr 10

typical last frost

+2.3°

vs. the 20th-century average

Full pageIslip’s climate pageOpen the page

A year of weatherJuly highs 83°, January lows 26°Rain & snow32″ of snow a winter · 45 inches of rain and snow a year Heating & coolingMostly a heating bill Then and now+2.3° vs. the 20th century · Warmer than the 20th-century average

NOAA U.S. Climate Normals, 1991–2020

Work & commuteJobs & income grade A

About one in four working residents works right in Islip

Islip has about as many jobs (144,366) as working residents, but only 45,692 people both live and work here.

About one in 4 of Islip’s working residents works in town. The average trip to work in Islip is 28 minutes. The top destinations are New York (18%), Brookhaven (10%) and Smithtown (8%).

28%work in town

	Islip	New York towns	U.S. towns
Working residents who work in town	28%	10%	8%
Median household income	$130,000	$82,000	$80,000
Average trip to work	28 minutes	25 minutes	25 minutes
Below the poverty line	6.4%	9.5%	9.6%

Where working residents work

In Islip28%

New York18%

Brookhaven10%

Smithtown8%

Babylon8%

11 mi

median commute distance

144,366

jobs based in Islip

Balanced

jobs vs. working residents

A−

Walkability grade: more walkable than 80% of U.S. towns

Full pageIslip’s work & commute pageOpen the page

The jobs here144,366 jobs based here · Balanced Where people work28% work in Islip Commute times28 minutes · The average commute How far they goHalf commute less than 11 miles

Census LEHD 2023 · ACS

Who lives here

An age mix much like New York’s

The median household earns $130,132, against $85,974 across New York, one input to its A for jobs and income.

33% of adults 25 and older have a bachelor’s degree or more, vs 40% across New York.

39.2median age · NY 39.8

	Islip	New York towns	U.S. towns
Aged 65 or older	15%	20%	18%
Median age	39.2 years	43 years	40.5 years
Under 18	22%	20%	22%

IslipNew YorkUnited States

NYU.S.

Ages · share of residents

14%

Education · adults 25 and older

No diploma15%

High school27%

Some college16%

Associate’s9%

Bachelor’s18%

Graduate14%

Women and men · all residents

49.8% women, 50.2% men

That’s an even split within the survey’s margin of ±0.5 points. Across New York, 51.2% of residents are women. Median age: women 40.7, men 37.9.

Ages and education in Islip
	Islip	NY	U.S.
Under 10	11.9%	11%	11.6%
10 to 17	10.4%	9.5%	10.3%
18 to 24	8.9%	8.9%	9.1%
25 to 34	13.4%	14.2%	13.7%
35 to 44	13.3%	13%	13.2%
45 to 54	13.4%	12.2%	12.2%
55 to 64	13.5%	13.3%	12.7%
65 to 74	8.7%	10.3%	10.2%
75 and older	6.5%	7.6%	7%
No diploma	15.2%	12%	10.4%
High school	26.6%	24.3%	26%
Some college	16.4%	14.6%	19.1%
Associate’s	9.2%	8.8%	8.8%
Bachelor’s	18.3%	22.4%	21.6%
Graduate	14.3%	17.9%	14.1%

Full pageIslip by the numbersOpen the page

Ages39.2 median age · 15% are 65 or older Schooling33% have a four-year degree Homes81% own their home · Homeowners Income$130K a year · Median household income

U.S. Census Bureau · ACS 2020-2024 5-year estimates

Keep exploring

Everything we know about Islip

19pages on Islip

The big questions

SchoolsA⁻Beat 78% of NY districts · 87 schools HealthA⁻Better than NY on 8 of 32 CDC measures Cost of livingD⁻$675K typical home · up 5.9% in a year Work & commuteA$130K median household income · 144,366 jobs here Natural hazardsAFEMA risk higher than 12% of U.S. communities · inland flooding

Out and about

OutdoorsA⁺137 mi of trails · 14% conserved land PlacesAttractions548 nearby · Robert Moses State Park under 1 mi LibraryC4.5 library visits per resident CollegesFive Towns College is 10.5 mi away

The story

HistoryA⁻Settled 1683 · 28 on the National Register Famous people16 born in Islip Town Hall & politicsOne full-time town employee per 450 residents Climate83° summer highs · 32″ of snow

Day to day

NewsWeatherHandbookZIP code 11751 Town SquareNeighbors

After high school

Colleges nearby

4 within 15 miles of the center of Islip

Five Towns CollegeUniversity or college · Private for-profit · Dix Hills10.5 mi$30,250 tuition Suffolk County Community CollegeCommunity college · Public · Selden11.8 mi$6,630 in-state tuition Farmingdale State CollegeUniversity or college · Public · Farmingdale12.4 mi$8,626 in-state tuition

About 6 of every 100 Islip residents are enrolled in college, about the same as New York.

Prices by family income, graduation and earnings →

By the sea

Islip lives by the ocean

Coastal flooding makes up 11% of the storm damage FEMA expects here.

11%of expected storm damage is coastal flooding

96thpercentile for coastal flood risk nationally

4,791paid flood-insurance claims since 1978

11storm & flood disasters paid out here

On the water

FEMA National Risk Index · OpenFEMA · OpenStreetMap

Landmarks

28 places in Islip on the National Register of Historic Places.

All landmarks →

MODESTY (Sloop)National Historic Landmark

Rudolph Oyster HouseNational Historic Landmark

Priscilla (Long Island Sound Oyster Sloop)National Historic Landmark

Southside Sportsmens Club District

Famous people from Islip

16 notable people were born in Islip.

See all 16 →

Tobias HarrisAmerican basketball player · born 1992

Michael PlumbAmerican equestrian · born 1940

ZillaKamiAmerican rapper · born 1999

Patti WicksAmerican musician and pianist · 1945–2014

Alan MayerAmerican soccer player · born 1952

Larry SapersteinAmerican actor · born 1998

About Islip

Town in New York, United States

Official town website ↗

Islip ( EYE-slip) is a town in Suffolk County, New York, United States, on the South Shore of Long Island. The population was 339,938 at the time of the 2020 census, making it the fourth most populous city or town in the New York metropolitan area. The Town of Islip also contains a smaller, unincorporated hamlet and census-designated place named Islip, which serves as the town seat.

From Wikipedia, licensed CC BY-SA 4.0 · facts via Wikidata (CC0)

Established: 1683
Area: 163 sq mi
Elevation: 7 ft
ZIP code: 11751
Area code: 631

Islip’s neighbors

10 towns share a border with Islip.

Explore the map →

How the neighbors grade

Town	NY rank	Overall	Cost	Safety	Schools	Health
Islip	#178	A⁻	D⁻	—	A⁻	A⁻
Brookhaven	#295	B	D⁻	—	B	A⁻
Babylon	—	—	D⁻	—	—	A⁻
West Islip	—	—	—	—	—	—
Babylon	#97	A	D⁻	—	A⁻	A
Smithtown	#76	A	D⁻	—	A	A
Bayport	—	—	—	—	—	—
Great River	—	—	—	—	—	—

Islip, Brookhaven, Babylon, Babylon and Smithtown report no FBI crime data of their own. Babylon, West Islip, Bayport and Great River aren’t graded (fewer than 1,000 residents, or not enough data). Compare Islip with a neighbor →

Questions about Islip

Short answers, built from the data on this page.

Is Islip, NY a good place to live?

By most measures, yes. Islip grades A− overall, better than 78% of U.S. towns and #178 of 745 in New York. It grades A− for health and A− for schools. Cost of living is its weak spot, with a D−.

What is Islip, NY known for?

16 notable people were born here, including Tobias Harris and Michael Plumb.

Post to Islip

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What is it like to live in Islip?