Riverhead is a town in Suffolk County, New York, home to about 35,980 people across 67 square miles. Its ZIP codes are 11792, 11901, 11931, 11933, 11947 and 11970, and parts of 11948 and 11949 are in Riverhead too.
Homes sold for a median of $399 per square foot across 5 ZIP codes in the three months ending August 2026, and 1 of 5 were seller’s markets.
Mostly Riverhead; also Brookhaven
Mostly Riverhead; also Southampton
All in Riverhead
Mostly Riverhead; also Brookhaven
All in Riverhead
All in Riverhead
Mostly Southold; part is in Riverhead
Mostly Brookhaven; part is in Riverhead
Each card is that ZIP code’s whole market, including any part outside Riverhead. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Riverhead’s story and what everyday life there is like, for people thinking about moving in.
Are you a local agent who knows Riverhead well? Agents who advertise here will be able to write the guide. Advertise on OfferBacked
| Nearest major airport | John F. Kennedy International Airport (JFK)59 miles away |
|---|---|
| Closer regional airport | Long Island MacArthur Airport (ISP)22 miles away |
| Nearest city of 250,000+ | New York, NY67 miles away |
Straight-line distances from the center of Riverhead; driving is longer.
Source: Airports from OurAirports (scheduled passenger service); city centers and populations from the U.S. Census Bureau.
Source: Members of Congress from the congress-legislators project; districts from the Census Bureau’s relationship files; governor and mayor from Wikidata.
Riverhead had 35,902 residents in the 2020 census, up 30% since 2000.
It’s the 57th largest of 1,007 towns in New York by population.
Suffolk County grew from 77,582 residents in 1900 to 1,525,920 in 2020.
Suffolk County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 83°F in summer, and winter lows average 22°F. About 48.6 inches of rain and melted snow fall in a typical year.
Source: NOAA 1991–2020 climate normals, Baiting Hollow, NY weather station (2 miles away).
592,580 jobs at 50,748 businesses in Suffolk County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
653 doctors and other health care providers list an office in Riverhead’s ZIP codes.
Nearest hospitals
Providers with an office here
| Primary care doctors | 63 |
|---|---|
| Specialist doctors | 151 |
| Dentists | 31 |
| Nurse practitioners and physician assistants | 172 |
| Mental health providers | 127 |
| Physical and occupational therapists | 74 |
| Optometrists | 20 |
| Chiropractors | 15 |
| Pharmacies | 14 |
Source: Hospitals from CMS Hospital General Information (ratings are CMS overall star ratings); straight-line distances; providers from the CMS National Plan and Provider Enumeration System (NPPES), by practice address and primary specialty.
Parks (21 nearby)
Grocery stores (7 nearby)
Pharmacies
Libraries (1 nearby)
Museums (2 nearby)
Theaters and performance venues (1 nearby)
Counts are within about 5.5 miles of the center of town.
Source: Map data © OpenStreetMap contributors (openstreetmap.org/copyright), as mapped by volunteers; it can miss places or include closed ones.
Notable people born here
Source: Wikidata (wikidata.org), the free knowledge base; people are listed by place of birth.
Public schools here are run by Riverhead Central School District, Riverhead Charter School, Little Flower Union Free School District and others. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Aquebogue Elementary SchoolAquebogue | Pre-K–5 | 458 | Public | 4.7 mi |
| Phillips Avenue SchoolRiverhead | Pre-K–4 | 656 | Public | 3.4 mi |
| Riley Avenue SchoolCalverton | Pre-K–4 | 520 | Public | 1.8 mi |
| Roanoke Avenue SchoolRiverhead | Pre-K–4 | 395 | Public | 2.6 mi |
| Riverhead Charter SchoolCalverton | K–12 | 972 | Charter | 1.6 mi |
| Little Flower SchoolWading River | 3–12 | 93 | Special Education | 7.1 mi |
| Wading River SchoolWading River | 3–5 | 438 | Public | 6.8 mi |
| Pulaski Street Elementary SchoolRiverhead | 5–6 | 797 | Public | 2.3 mi |
| Riverhead Middle SchoolRiverhead | 6–8 | 793 | Public | 2.1 mi |
| Riverhead Senior High SchoolRiverhead | 9–12 | 1,927 | Public | 1.9 mi |
| Suffolk County Sheriffs OfficeRiverhead | 11 | 1 | Alternative Education | 2.2 mi |
| School | Grades | Students | Affiliation | Distance |
|---|---|---|---|---|
| St John Paul II Regional SchoolRiverhead | Pre-K–8 | 147 | Roman Catholic | 1.9 mi |
Source: U.S. Department of Education, NCES: Common Core of Data (2024-2025) for public schools; Private School Universe Survey (2023-2024) for private schools. Listed by address; we don’t rate schools.
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Shares ZIP codes with Brookhaven, Southampton and Southold.
Town boundaries don’t always match ZIP codes: a ZIP code can cross into neighboring towns, and a town can share a ZIP code with its neighbors. Facts describe the town itself; market figures describe whole ZIP codes.