Onondaga is a town in Onondaga County, New York, home to about 22,573 people across 58 square miles. Its ZIP codes are 13110, 13120 and 13215, and parts of 13031, 13078, 13084, 13108, 13205, 13210, 13219 and 13244 are in Onondaga too.
Homes sold for a median of $158 per square foot across 3 ZIP codes in the three months ending August 2026, and 2 of 3 were seller’s markets.
Mostly Onondaga; also Marcellus and Otisco
Mostly Onondaga; also Onondaga Nation Reservation
All in Onondaga
Mostly Camillus; part is in Onondaga
Mostly De Witt; part is in Onondaga
Mostly LaFayette; part is in Onondaga
Mostly Marcellus; part is in Onondaga
Mostly Syracuse; part is in Onondaga
Mostly Syracuse; part is in Onondaga
Mostly Geddes; part is in Onondaga
Mostly Syracuse; part is in Onondaga
Each card is that ZIP code’s whole market, including any part outside Onondaga. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Onondaga’s story and what everyday life there is like, for people thinking about moving in.
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| Nearest major airport | Syracuse Hancock International Airport (SYR)11 miles away |
|---|---|
| Nearest city of 250,000+ | Buffalo, NY134 miles away |
| Nearest city of 1 million+ | New York, NY197 miles away |
Straight-line distances from the center of Onondaga; 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.
Onondaga had 22,937 residents in the 2020 census, up 9% since 2000.
It’s the 107th largest of 1,007 towns in New York by population.
Onondaga County grew from 168,735 residents in 1900 to 476,516 in 2020.
Onondaga County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 82°F in summer, and winter lows average 17°F. About 40 inches of rain and melted snow fall in a typical year, with about 128 inches of snow.
Source: NOAA 1991–2020 climate normals, Syracuse Hancock Intl Ap, NY weather station (11 miles away).
223,537 jobs at 11,166 businesses in Onondaga County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
263 doctors and other health care providers list an office in Onondaga’s ZIP codes.
Nearest hospitals
Providers with an office here
| Primary care doctors | 23 |
|---|---|
| Specialist doctors | 70 |
| Dentists | 5 |
| Nurse practitioners and physician assistants | 93 |
| Mental health providers | 25 |
| Physical and occupational therapists | 43 |
| Chiropractors | 4 |
| Pharmacies | 1 |
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 (12 nearby)
Grocery stores (6 nearby)
Pharmacies (2 nearby)
Libraries (3 nearby)
Museums
Theaters and performance venues (1 nearby)
Counts are within about 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.
Public schools here are run by Lafayette Central School District, Onondaga Central School District, Westhill Central School District. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Onondaga Nation SchoolNedrow | Pre-K–8 | 120 | Public | 2.8 mi |
| Rockwell Elementary SchoolNedrow | Pre-K–2 | 208 | Public | 3.7 mi |
| Wheeler Elementary SchoolNedrow | 3–6 | 240 | Public | 2.3 mi |
| Onondaga Hill Middle SchoolSyracuse | 5–8 | 575 | Public | 3.2 mi |
| Onondaga Senior High SchoolNedrow | 7–12 | 323 | Public | 2.4 mi |
Source: U.S. Department of Education, NCES: Common Core of Data (2024-2025) for public schools. Listed by address; we don’t rate schools.
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Shares ZIP codes with Syracuse, Camillus, De Witt, Marcellus, Geddes, LaFayette, Pompey, Otisco, Skaneateles, Onondaga Nation Reservation, Fabius and Spafford.
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.