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Seneca County |
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Seneca County At-A-Glance
Established: 1804
Population: 35,251 (2010), 33,814 (2020)
County Seats: Waterloo, Ovid
Cities: None
Villages: Interlaken, Lodi, Ovid, Seneca Falls, Waterloo
Towns: Covert, Fayette, Junius, Lodi, Ovid, Romulus, Seneca Falls, Tyre, Varick, Waterloo
Bordering Counties:
Cayuga,
Ontario,
Schuyler,
Tompkins,
Wayne
NYSDOT Region Code: 35
Designated Market Area: Syracuse
Area Codes: 315, 607, 680
Seneca County Official Website
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State Routes
Interstate |
United States |
New York |
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Reference Routes
There are no Reference Routes in Seneca County.
County Routes

(Douglas Kerr, 01/14/2020)
In 2019, Seneca County began posting the standard pentagon markers with blade signage at intersections. Route numbers start at 100 and generally increase from north to south.
Route |
Name |
Southern/Western Terminus |
Northern/Eastern Terminus |
Length |
Notes |
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Gravel Rd. |
Seneca Falls Hamlet Line (Cayuga St.) |
Seneca CR 105/Wayne CR 372 |
6.82 miles (10.98 km) |
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Durling Rd. |
Seneca CR 101 |
Dead End near I-90/Thruway ROW |
0.23 miles (0.37 km) |
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Black Brook Rd. |
Seneca Falls Hamlet Line (Black Brook Rd.) |
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2.31 miles (3.72 km) |
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Armitage Rd. |
Seneca CR 101/Wayne CR 372 |
Wayne County Line (Wayne CR 373) |
1.07 miles (1.72 km) |
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Mays Point Rd. |
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0.66 miles (1.06 km) |
Discontinuous at Erie Canal Lock 25 |
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Burgess Rd. Birdseye Rd. |
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Seneca CR 107/109 |
7.97 miles (12.83 km) |
Discontinuous 0.14 miles at NY 318 |
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Whiskey Hill Rd. |
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Wayne County Line (Wayne CR 346) |
6.42 miles (10.34 km) |
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Nine Foot Rd. |
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Seneca CR 109 |
4.99 miles (8.03 km) |
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Dublin Rd. |
Ontario County Line (Thompson Station Rd.) |
Seneca CR 106/107 |
2.99 miles (4.81 km) |
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Border City Rd. |
Ontario County/Geneva City Line (E. North St.) |
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1.20 miles (1.93 km) |
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Packwood Rd. |
Ontario County Line (Packwood Rd.) |
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2.44 miles (3.93 km) |
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Edwards Rd. |
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Seneca CR 112 |
2.44 miles (3.93 km) |
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Brewer Rd. |
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1.97 miles (3.17 km) |
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E. Bayard Rd. Lower Lake Rd. |
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Seneca Falls Hamlet Line (E. Bayard St.) |
4.01 miles (6.46 km) |
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River St. E. River Rd. |
Seneca CR 119 |
Seneca Falls Hamlet Line (W. Bayard St.) |
2.76 miles (4.44 km) |
Discontinuous 0.06 miles at NY 96 |
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Mound Rd. |
Seneca CR 117 |
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0.11 miles (0.18 km) |
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County House Rd. |
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2.73 miles (4.40 km) |
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Boodys Hill Rd. W. River Rd. |
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Seneca CR 117 |
4.64 miles (7.47 km) |
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North Segment |
Marshall Rd. |
Ritter Rd. |
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1.83 miles (2.95 km) |
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South Segment |
Yellow Tavern Rd. |
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Seneca CR 121 |
1.93 miles (3.11 km) |
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MacDougall Rd. Yellow Tavern Rd. |
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9.66 miles (15.55 km) |
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North Rd. |
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1.45 miles (2.33 km) |
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Fayette-Varick Townline Rd. |
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3.25 miles (5.23 km) |
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Kennedy Rd. East Lake Rd. |
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9.82 miles (15.81 km) |
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Yale Station Rd. |
Seneca CR 125 |
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1.90 miles (3.06 km) |
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Yale Farm Rd. |
Seneca CR 125 |
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1.66 miles (2.67 km) |
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Ernsberger Rd. |
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2.35 miles (3.78 km) |
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10.76 miles (17.32 km) |
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Seneca CR 129 |
1.57 miles (2.53 km) |
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Upper Lake Rd. |
Seneca CR 136 |
Seneca CR 132 |
3.79 miles (6.10 km) |
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Gilbert Rd. |
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3.99 miles (6.42 km) |
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Seneca CR 132 |
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0.50 miles (0.81 km) |
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Seneca St. |
Cherry Hill Rd. |
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0.40 miles (0.64 km) |
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Prospect St. |
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Seneca CR 148 |
0.27 miles (0.43 km) |
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Lodi Station Rd. |
Lodi Point State Park |
Seneca CR 136A |
3.05 miles (4.91 km) |
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Mill St. |
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Seneca CR 136 |
0.99 miles (1.59 km) |
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Lodi Station Rd. |
Dead End |
Seneca CR 136 |
0.31 miles (0.50 km) |
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Lodi Center Rd. |
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6.41 miles (10.32 km) |
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1.78 miles (2.87 km) |
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Depot Rd. |
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0.00 miles (0.00 km) |
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Seneca St. |
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Seneca CR 153 |
7.80 miles (12.56 km) |
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Seneca CR 139 |
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0.18 miles (0.29 km) |
One way from Seneca CR 139 to NY 96 |
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Cayuga St. |
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Seneca CR 153 |
2.51 miles (4.04 km) |
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Powell Rd. |
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Seneca CR 141/141B |
1.52 miles (2.45 km) |
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Seneca CR 141/141A |
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0.23 miles (0.37 km) |
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Seneca CR 143 |
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3.21 miles (5.17 km) |
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Townsend Rd. |
Seneca CR 146 |
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5.05 miles (8.13 km) |
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Kingtown Rd. |
Tompkins County Line (King St.) |
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1.29 miles (2.08 km) |
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Schier Rd. |
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End of County Maintenance at #9065 |
0.40 miles (0.64 km) |
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Townsendville Rd. |
Seneca CR 143 |
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3.97 miles (6.39 km) |
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W. Kendaia Rd. |
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Dead End at Conrail ROW |
0.42 miles (0.68 km) |
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Cayuga St. |
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0.80 miles (1.29 km) |
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Caywood Rd. |
Dead End at Silver Thread Vineyard |
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0.14 miles (0.23 km) |
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Seneca CR 141 |
1.14 miles (1.84 km) |
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Seneca CR 141 |
Seneca CR 139 |
2.11 miles (3.40 km) |
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Ridge Rd. |
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Seneca CR 121 |
3.19 miles (5.14 km) |
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Some information on this page comes from Nathan Perry's Empire State Roads and J.P. Wing's Upstate New York Roads.
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