The Town Files

Holtsville, New York

Community in Suffolk County · population 18,937 (2020 Census)

Map: where Holtsville is in New YorkHoltsville
Median home
$520,600
Household income
$133,679
Jan low / Jul high
25° / 83°
Snow a year
32 in
Tornadoes ≤10 mi since 1950
10
Median age
38.9

Holtsville is a community of 18,937 people in Suffolk County, New York. The median home is worth $520,600, above the typical New York town ($217,700). It ranks better for first-time buyers than 92% of New York towns, better transit than 88% of New York towns, more of a college town than 87% of New York towns.

How Holtsville ranks

Percentile among New York towns with at least 500 people on The Town Files lifestyle rankings. 50 is typical for the state; 90 means better than 90% of New York towns.

Holtsville lifestyle rankings vs other New York townsRetirement15th pctFamilies79th pctQuiet19th pctWalkability75th pctFirst-time buyers92nd pctYoung professionals66th pctVibrancy76th pctHip & trendy4th pctCollege town87th pctUpscale72nd pctVacation homesbottomSeaside characterbottomCyclingbottomTransit88th pctDriving52nd pcttypical
The Town Files lifestyle rankings, built from federal demographic, school, crime and housing data (2025).

Homes and cost of living

The median home in Holtsville is worth $520,600, above the typical New York town ($217,700). Homes cost about 3.9 times the median household income of $133,679, which is more affordable than 27% of New York towns. Median rent is $2,342 a month. 86.5% of households own their home.

Holtsville vs Suffolk County vs typical New York townHoltsvilleSuffolk CountyTypical New York townHome value$520,600$578,400$217,700Household income$133,679$130,686$80,740Monthly rent$2,342$2,255$1,080
Census ACS 5-year estimates, 2020–2024. "Typical town" = median of New York towns with 500+ people.
HousingHoltsvilleTypical New York town
Median home value$520,600$217,700
Median rent$2,342$1,080
Median household income$133,679$80,740
Home value ÷ income3.9×2.8×
Homeownership86.5%79.5%
Median year built19761965
Seasonal / vacation homes0.1%—

Who lives in Holtsville

PeopleHoltsvilleTypical New York town
Median age38.943.5
Age 65 and over14.4%20.4%
Under 1821.2%—
Bachelor's degree or higher34.8%30.4%
Below the poverty line4.1%9.3%
Veterans4.2%—
Born outside the U.S.12.8%—
Work from home9.1%11.1%
Average commute32.9 min26.0 min
Homes with broadband95.8%91.1%

Weather in Holtsville

July highs average 82.8°F and January lows 24.6°F. About 46.0 inches of rain and melted snow fall a year, with 31.8 inches of snow (typical New York town: 62.9 in). Expect about 8 days a year at 90°F or hotter and 98 nights at or below freezing.

Holtsville monthly temperatures and precipitation20°30°40°50°60°70°80°90°32° freezing39°25°Jan41°26°Feb48°32°Mar58°41°Apr68°51°May77°61°Jun83°67°Jul81°66°Aug75°59°Sep64°47°Oct54°38°Nov44°30°DecPrecipitation (in) · snow (in) in blue3.710.33.39.44.56.54.10.63.34.03.34.23.64.03.40.54.74.5
NOAA 1991–2020 climate normals: average daily high and low by month; precipitation and snowfall in inches. Temperatures from the Islip Li Macarthur Ap station (3.2 mi away).

Tornadoes, storms and disasters

10 tornadoes have passed within 10 miles of Holtsville since 1950, compared with 5 for the typical New York town. The strongest, an EF1, struck on November 13, 2021 about 9.1 miles from the town center. The most recent was on November 13, 2021.

Tornadoes within 10 miles of Holtsville by decade01950s01960s01970s01980s41990s12000s22010s32020s
NOAA Storm Events Database, tornado tracks (start to end point) passing within 10 miles of the town center, 1950–2026.

Hail of 1 inch or larger has been reported within 10 miles 24 times; the largest was 2.00 inches on May 24, 2004.

Severe weather in Suffolk County since 1996

Storm events in Suffolk County since 1996 by typeHail94Drought32Blizzard42High Wind254Lightning37Heavy Snow161Flash Flood234Strong Wind123
NOAA Storm Events Database, Suffolk County, 1996–2026 (all event types recorded since 1996). 63 deaths recorded.

Suffolk County has been included in 36 federal disaster or emergency declarations since 1953, most often for fire, flood, other.

DeclaredIncidentDeclaration
October 21, 2024Severe StormDR-4839: Severe Storm And Flooding
August 25, 2024Severe StormEM-3613: Severe Storm And Flooding
March 15, 2023SnowstormDR-4694: Severe Winter Storm And Snowstorm
September 5, 2021HurricaneDR-4615: Remnants Of Hurricane Ida
September 2, 2021HurricaneEM-3572: Remnants Of Hurricane Ida

Jobs and pay in Suffolk County

Suffolk County had 679,594 jobs in 2024, paying an average of $79,121 a year. Unemployment was 3.4% in 2023; in Holtsville itself the ACS puts it at 3.4%.

Largest industries in Suffolk CountyHealth care & social assistan…101,618 jobs · $74,532Retail73,514 jobs · $49,088Hotels & restaurants55,158 jobs · $34,481Manufacturing50,905 jobs · $86,925Administrative & support48,759 jobs · $67,574Construction47,437 jobs · $88,821
BLS Quarterly Census of Employment and Wages, 2024, private-sector jobs and average annual pay.
Unemployment rate in Suffolk County, 2000–20230%2%4%6%8%10%2000200420082012201620202023Suffolk 3.4%
Annual average unemployment rate (BLS Local Area Unemployment Statistics via USDA ERS).

Public schools in Holtsville

3 public schools with 1,892 students, about 11.0 students per teacher.

SchoolGradesStudentsPer teacher
SAGAMORE MIDDLE SCHOOL6-889810.0
CHIPPEWA ELEMENTARY SCHOOLK-552412.8
WAVERLY AVENUE SCHOOLK-547011.5

Towns near Holtsville

Holtsville questions

Is Holtsville, New York a good place to retire?

On The Town Files lifestyle rankings, Holtsville scores better for retirees than 15% of New York towns and quieter than 19%. 14.4% of residents are 65 or older (median age 38.9).

How much does a house cost in Holtsville?

The median owner-occupied home in Holtsville is valued at $520,600 (Census ACS 2020–2024), against a median household income of $133,679, so homes cost about 3.9 times income. Median rent is $2,342 a month.

What is the weather like in Holtsville?

July highs average 82.8°F and January lows 24.6°F (NOAA 1991–2020 normals). It gets about 46.0 inches of precipitation a year and 31.8 inches of snow.

Does Holtsville get tornadoes?

10 tornadoes have passed within 10 miles of Holtsville since 1950 (NOAA Storm Events); the strongest was an EF1 on November 13, 2021. The typical New York town has had 5.

How this page is made. Every number comes from public data, matched to Holtsville's Census boundary (GEOID 3635254). Comparisons use the median of New York towns with at least 500 people. Weather comes from the nearest NOAA normals station; storm counts use NOAA tornado tracks within 10 miles of the town center. Data snapshot 2026-11-13.