Ontario County Map, New York

Ontario County Map Collection
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Ontario County, New York

Finger Lakes country is basically Ontario County. It’s in western New York, south of Rochester. Canandaigua and Geneva are its two cities. Both sit on stunning lakes.
The county has a strong agricultural tradition. You’ll find farm stands everywhere in summer. This place is a wine lover’s dream. Vineyards cover the hillsides.
Historians will dig the Native American heritage. How about people who like the outdoors? They’re in luck. Hiking, boating, and fishing opportunities abound.
Category | Details |
---|---|
County Name | Ontario County |
County Seat | Canandaigua |
Population | Approximately 115,000 |
Cities, Towns, and Communities | Canandaigua, Geneva, Victor, Phelps, Bloomfield |
Interstates and Highways | Interstate 90, U.S. Route 20, New York State Route 5, New York State Route 21 |
FIPS Code | 36-069 |
Total Area (Land and Water) | 662 square miles (645 sq mi land, 17 sq mi water) |
Adjacent Counties (and Direction) | Wayne County (North), Seneca County (East), Yates County (South), Steuben County (Southwest), Livingston County (West), Monroe County (Northwest) |
Time Zone | Eastern Time Zone (ET) |
State | New York |
Coordinates | 42.8500° N, 77.2869° W |
Etymology | Named after an Iroquoian word meaning “beautiful lake” |
Major Landmarks | Canandaigua Lake, Sonnenberg Gardens & Mansion State Historic Park, Finger Lakes Wine Country |
Website | Ontario County Website |
TRANSPORTATION MAP
Ontario County Road Map
Ontario County is a mix of quiet routes and bigger highways. I-90 cuts through the north, while US-20 roll east–west. Some highways feel rural, but they’re efficient. To get a better look at the road network, try our zoom tool below.

SATELLITE IMAGERY
Ontario County Satellite Map
The lake dominates Ontario County. From above, Canandaigua Lake looks like a narrow, deep-blue finger stretching north. The city of Canandaigua hugs its northern tip. Vineyards, forests, and farm fields surround it. Geneva anchors the northeast, while the rest of the county is mostly rural greens and browns.

OUTLINE MAP
Ontario County Blank Map
Ontario County has a somewhat blocky shape, but the lake changes that. Canandaigua Lake cuts into the middle like a long spoon. It doesn’t touch another state, but it borders several other Finger Lakes counties.

Neighboring Counties
Here are the 6 neighboring counties of Ontario County: