Smithtown is a town in Suffolk County, New York, on the Northshore of Long Island. It is part of the New York metropolitan area. The population was 116,296 at the 2020 Census. The census-designated place (CDP) of Smithtown lies within the town's borders.

Official town website ↗

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

How Smithtown ranks

All →

#27Fewest uninsured in NY #23Best schools in NY #42Closest to a top hospital in NY All NY rankings →

Town numbers

ZIP code11787

Area code631

Living in Smithtown

Housing in Smithtown

$829K▲ 7% in a year Typical home value · Zillow

The typical Smithtown home is worth about $829,000, up 7% in a year, 57% above the New York typical home.

A balanced market

Buyer’sBalancedSeller’s

Days on market23

Sale-to-list101.9%

Sold in May9

Zillow Home Value Index · Redfin Data CenterHousing market →

Work & commute in Smithtown

Full picture →

Most working residents leave Smithtown for work: only 16% work in town. The top destinations are New York (21%), Islip (13%) and Huntington (11%). Half commute less than 14 miles.

New York

21%

Islip

13%

Huntington

11%

Brookhaven

16%Work in townlive and work in Smithtown 14 miWhere do people commute?the commute map 63,452Jobs based herebalanced

Census LEHD 2023 · ACSWork & commute in Smithtown →

Health in Smithtown

Health Grade A

Healthier than 95% of U.S. towns on seven CDC estimates.

Compared with New York

19better than NY·1worse

of 32 measures CDC estimates. The other 12 are too close to call.

Conditions 4▲ 1▼ 7 close Habits 2▲ 2 close Care 4▲ 3 close Mind 5▲ 0 close Everyday needs 4▲ 0 close

BetterToo close to callWorse

What stands out

8.1%Fewer adults facing food insecurityNY 17.2% · better 7.6%Fewer adults facing housing insecurityNY 14.5% · better 10.2%More adults who have had cancerNY 7.7% · worse

Care nearby

Suny/Stony Brook University HospitalStony Brook · 2.8 mi · ER

Lish at SmithtownSmithtown · 3.3 mi · sliding-scale fees

Primary careNo shortage

DentalNo shortage

Mental healthNo shortage

CDC PLACES 2025 · modeled estimates for adults · ZIP codes 11787, 11780, 11725 · CMS · HRSAHealth in Smithtown →

Natural hazards in Smithtown

Very low

Expected storm and flood damage is higher than in 5% of U.S. communities.

🌊 Inland flooding🌀 Hurricanes🏚️ Earthquakes

225Does Smithtown flood?paid flood claims since 1978 11Disasters that paid out herefederal disasters sent FEMA money to Smithtown MapSmithtown vs. its neighborsnearby towns shaded by rating

FEMA National Risk Index December 2025 · OpenFEMANatural hazards in Smithtown →

Climate in Smithtown

Full climate →

Smithtown has chilly, snowy winters and pleasant summers. A typical July afternoon reaches 83°, a January night drops to 25°, and about 32 inches of snow falls in a normal winter.

42° / 27°Winter

59° / 41°Spring

81° / 64°Summer

65° / 48°Fall

How much snow does Smithtown get?About 32 inches a winter.Rain & snow →When is the first frost?Around Nov 2, with the last in spring around Apr 10.Frost dates →Is it warmer than it used to be?+2.3° vs. the 20th century.Then & now →

NOAA U.S. Climate Normals, 1991–2020Climate in Smithtown →

Schools in Smithtown

All Smithtown schools →

A⁻

School Grade A-

The public schools Smithtown’s kids attend, from kindergarten through graduation, outperform 82% of New York’s districts on state tests and graduation. Among towns with similar incomes, they rank near the top.

#23Best public schoolsof 484 in NY

DistrictSMITHTOWN CENTRAL SCHOOL DISTRICTSchools33

Sawmill Intermediate School B-Elementary · Grades 2–5 · 550 students Accompsett Elementary School B-Elementary · Grades K–5 · 523 students Smithtown Elementary School B+Elementary · Grades K–5 · 517 students Pines Elementary School BElementary · Grades PK–5 · 498 students Mount Pleasant Elementary School BElementary · Grades K–5 · 479 students Tackan Elementary School A-Elementary · Grades K–5 · 470 students

School data from the U.S. Department of Education (NCES, EDFacts). The School Grade is our own summary of state test results and graduation rates, graded within NY. Ratings are from neighbors.