# List of county routes in Jefferson County, New York

County routes in Jefferson County, New York, are signed with the Manual on Uniform Traffic Control Devices-standard yellow-on-blue pentagon route marker.

## Routes 1–100

| Route | Length (mi) | Length (km) | From | Via | To | Notes |
| CR 1 (1) | 1.37 | 2.20 | Alexandria Bay village line | Walton Street and Goose Bay Road in Alexandria | 0.05 miles east of Dump Road | |
| CR 1 (2) | 3.93 | 6.32 | Limestone Road | Crooked Creek Road in Alexandria | CR 111 | |
| CR 2 | 5.49 | 8.84 | CR 3 | Alexandria Center Road in Alexandria | NY 26 | |
| CR 3 | 15.21 | 24.48 | Clayton village line | East Line, Tanners Corners, and Plessis–Redwood roads | CR 192 in Alexandria | |
| CR 4 | 12.52 | 20.15 | NY 12E in Cape Vincent | Rosiere and Crystal Springs roads | NY 12E in Clayton | |
| CR 5 | 14.41 | 23.19 | NY 12E in Lyme | Three Mile Creek Road | CR 181 in Orleans | |
| CR 6 | 8.27 | 13.31 | Dead end in Cape Vincent | Tibbets Point, Lighthouse, and Pleasant Valley roads | CR 57 in Lyme | |
| CR 7 | 1.21 | 1.95 | NY 12E | Old State Road in Cape Vincent | NY 12E | Former number; transferred by August 2015. |
| CR 8 | 8.49 | 13.66 | NY 12E in Cape Vincent | Millens Bay Road | NY 12E in Lyme | |
| CR 9 | 7.47 | 12.02 | NY 12E in Cape Vincent | Sand Bay Road | NY 12 in Clayton | |
| CR 11 | 4.63 | 7.45 | NY 12 | Underbluff Road in Clayton | CR 5 | |
| CR 12 | 5.09 | 8.19 | NY 12 in Clayton | Overbluff Road | NY 180 in Orleans | |
| CR 13 | 5.44 | 8.75 | NY 411 in Orleans | East Ridge Road | NY 180 in Orleans | |
| CR 15 | 10.48 | 16.87 | Pink School House Road in Pamelia | Perch Lake and Jack Street roads | CR 3 in Alexandria | |
| CR 16 | 7.94 | 12.78 | NY 12 in Brownville | Parish and Jenkins roads | Evans Mills village line in Le Ray | |
| CR 17 | 1.18 | 1.90 | Pamelia town line | Kiser School House Road in Le Ray | NY 37 | Former number; transferred by August 2015. |
| CR 18 | 2.83 | 4.55 | CR 46 in Le Ray | Dutch Settlement Road | NY 37 in Theresa | |
| CR 20 | 3.72 | 5.99 | CR 46 in Theresa | Kelsey Bridge Road | NY 26 in Philadelphia | |
| CR 21 | 7.47 | 12.02 | CR 193 in Theresa village | English Settlement Road | Cottage Hill Road in Theresa | |
| CR 22 | 9.34 | 15.03 | CR 194 in Theresa village | Oxbow and Vrooman Creek roads | CR 25 in Antwerp | |
| CR 24 | 5.88 | 9.46 | US 11 | Oxbow Road in Antwerp | CR 25 | |
| CR 25 | 2.00 | 3.22 | St. Lawrence County line (becomes CR 10) | Oxbow Road in Antwerp | St. Lawrence County line (becomes CR 12) | |
| CR 26 | 5.71 | 9.19 | CR 194 in Antwerp village | Depot Street and Spragueville Road | St. Lawrence County line in Antwerp (becomes CR 9) | |
| CR 28 | 3.21 | 5.17 | NY 26 in Philadelphia | Halls Corners Road | CR 194 in Antwerp | |
| CR 29 | 2.26 | 3.64 | Fort Drum boundary | Plank Road in Philadelphia | US 11 / NY 26 | |
| CR 30 | 9.41 | 15.14 | NY 26 in Le Ray | Simonet, Gardnerville, and Webb roads | US 11 in Philadelphia | |
| CR 31 | 1.22 | 1.96 | Watertown city line | Plaza Drive in Pamelia | US 11 | |
| CR 32 | 7.90 | 12.71 | US 11 in Pamelia | Bush Road, Goulds Corners Road, Patterson Road | US 11 in Pamelia | |
| CR 36 | 5.19 | 8.35 | NY 3 in Deferiet | Fargo Road | NY 3 in Wilna | Entire length overlaps with NY 3A |
| CR 37 | 1.24 | 2.00 | NY 3 in Herrings | Airport Road | Fort Drum boundary in Wilna | |
| CR 40 | 2.26 | 3.64 | NY 3 | Dump Road in Wilna | CR 41 | |
| CR 41 | 3.48 | 5.60 | CR 40 | Natural Bridge Road in Wilna | NY 3 | |
| CR 42 | 4.07 | 6.55 | Carthage village line | West Street Road in Wilna | CR 40 | |
| CR 45 | 0.85 | 1.37 | Lewis County line (becomes CR 13) | Copenhagen Road in Champion | West Carthage village line | |
| CR 46 | 9.35 | 15.05 | Evans Mills village line in Le Ray | Le Ray Street, Dutch Settlement and River roads, and Commercial Street | NY 26 in Theresa village | Part north of CR 136 was formerly part of NY 37D |
| CR 47 | 8.06 | 12.97 | CR 163 | Humphrey Road in Champion | NY 26 | |
| CR 49 | 5.76 | 9.27 | CR 160 in Watertown | Rutland Hollow Road | CR 144 in Rutland | |
| CR 50 | 0.63 | 1.01 | DPW driveway in Black River | Maple Street Road | NY 971V in Le Ray | Former number; transferred by August 2015. |
| CR 51 | 0.92 | 1.48 | CR 190 | Teal Drive and Murrock Circle in Pamelia | NY 12 | Formerly designated as CR 281. |
| CR 52 | | | Watertown city limits in Pamelia | Pearl Street | NY 3 in Rutland | Former number; transferred to state in 1979 |
| CR 53 (1) | 0.80 | 1.29 | Dexter village line | William Street in Brownville | NY 12E | Former number |
| CR 53 (2) | 6.13 | 9.87 | CR 54 in Brownville village | Brown and Military roads | NY 37 in Pamelia | |
| CR 54 | 10.72 | 17.25 | Pike Street in Brownville village | Brown Boulevard and Rockwell Hill and Depauville roads | CR 179 in Clayton | |
| CR 56 | | | CR 6 | Bedford Corners Road in Cape Vincent | NY 12E | Former number |
| CR 57 | 10.04 | 16.16 | South Shore Road | Isthmus Road in Lyme | NY 12E | |
| CR 59 | 18.42 | 29.64 | NY 12E | Pillar Point Road in Brownville | Dexter village line | |
| CR 62 | 6.60 | 10.62 | NY 3 in Hounsfield | Sulphur Springs Road | I-81 exit 44 / NY 970K in Watertown | |
| CR 63 | 10.43 | 16.79 | CR 75 in Adams | Massey Street Road | Watertown city line in Watertown | |
| CR 64 | 1.29 | 2.08 | US 11 in Adams | Talcott Falls Road | I-81 exit 44 / NY 232 in Watertown | |
| CR 65 | 2.97 | 4.78 | NY 232 | Ives Street Road in Watertown | Watertown city line | |
| CR 66 | 8.12 | 13.07 | I-81 exit 42 / NY 177 in Adams | South Harbor and Salt Point roads | NY 3 / NY 180 in Hounsfield | |
| CR 67 | 2.81 | 4.52 | CR 165 | Brookside Drive in Watertown | NY 12 | |
| CR 68 | 4.92 | 7.92 | CR 69 in Rodman | Zoar Road | CR 156 in Watertown | |
| CR 69 | 15.88 | 25.56 | Adams village line in Adams | Lowville and Lowville Creek roads | NY 12 in Champion | Briefly enters Lewis County as CR 175 |
| CR 71 | 5.07 | 8.16 | CR 72 | Penny Road in Henderson | CR 75 | |
| CR 72 | 1.64 | 2.64 | CR 123 | Harbor View Road in Henderson | NY 178 | |
| CR 75 | 10.75 | 17.30 | NY 289 in Ellisburg | Smithville, Butterville and Adams roads | NY 3 in Hounsfield | |
| CR 76 | 5.09 | 8.19 | CR 75 | Green Settlement Road in Adams | CR 66 | |
| CR 77 | 2.93 | 4.72 | NY 178 | Butterville Road in Adams | CR 75 | |
| CR 78 | 5.18 | 8.34 | NY 193 in Ellisburg | Hungerford Corners Road | NY 178 in Henderson | |
| CR 79 | 4.09 | 6.58 | NY 3 | Rural Hill Road in Ellisburg | CR 75 | |
| CR 82 | 0.90 | 1.45 | CR 91 in Ellisburg | Swan Road | CR 84 in Adams | |
| CR 84 | 1.95 | 3.14 | NY 178 | Liberty Street Road in Adams | Adams village line | |
| CR 85 | 4.52 | 7.27 | NY 289 | Wardwell Settlement Road in Ellisburg | US 11 | |
| CR 87 | 4.48 | 7.21 | Oswego County line in Ellisburg (becomes CR 22A) | Ellis Road | CR 121 in Ellisburg village | |
| CR 89 | 1.65 | 2.66 | CR 87 | Brewster Road in Ellisburg | I-81 exit 39 / CR 90 | |
| CR 90 | 9.43 | 15.18 | CR 87 in Ellisburg | Dean School House Road | CR 92 in Lorraine | Discontinuous at Mannsville village limits |
| CR 91 | 10.65 | 17.14 | CR 82 in Ellisburg | Manor Road | CR 92 in Lorraine | |
| CR 92 | 4.63 | 7.45 | Oswego County line (becomes CR 17) | Redfield Road in Lorraine | CR 93 | |
| CR 93 | 7.99 | 12.86 | CR 189 in Lorraine | Worth Center Road | CR 96 in Worth | |
| CR 95 | 10.26 | 16.51 | CR 92 in Lorraine | Diamond Road | NY 177 in Rodman | |
| CR 96 | 4.99 | 8.03 | CR 189 | Seven-by-Nine Schoolhouse Road in Worth | Lewis County line (becomes CR 2) | |
| CR 97 | 8.80 | 14.16 | US 11 in Ellisburg | Washington Park Road | NY 177 in Rodman | |
| CR 100 | 6.44 | 10.36 | St. Lawrence Avenue in Orleans | Westminster Park Road | Bay Avenue in Alexandria | |

## Routes 101 and up

| Route | Length (mi) | Length (km) | From | Via | To | Notes |
| CR 111 | 3.23 | 5.20 | NY 37 | Schnauber Corners Road in Alexandria | St. Lawrence County line (becomes CR 6) | |
| CR 120 | 1.22 | 1.96 | NY 3 | Woodville Road in Ellisburg | NY 193 | |
| CR 121 | 4.28 | 6.89 | NY 3 in Ellisburg | Farm To Market Road | NY 193 in Ellisburg village | |
| CR 122 | 1.28 | 2.06 | Oswego County line (becomes CR 22) | Lacona Road in Ellisburg | US 11 | |
| CR 123 | 3.81 | 6.13 | NY 3 | Harbor Road in Henderson | NY 3 | |
| CR 125 | 6.76 | 10.88 | NY 12E in Chaumont | Stone Street and Point Salubrious and Guffins Bay roads | NY 12E in Chaumont | |
| CR 128 | | | NY 180 in Brownville | Fox Corners Road | NY 12 in Clayton | |
| CR 129 | 0.37 | 0.60 | NY 342 | Le Ray Street Road in Le Ray | Black River village line | Former number; transferred by August 2015. Former routing of NY 181 |
| CR 136 | 1.82 | 2.93 | NY 37 | Nobles Corner Road in Theresa | CR 46 | Formerly part of NY 37D |
| CR 138 | 1.17 | 1.88 | US 11 | Sanford Corners Road in Le Ray | NY 342 | |
| CR 143 | 3.34 | 5.38 | NY 3 in Rutland | Applegate Road | CR 47 in Champion | |
| CR 144 | 1.88 | 3.03 | CR 49 | Staplin Road in Rutland | CR 143 | |
| CR 145 | 1.41 | 2.27 | CR 75 in Hounsfield | North Harbor Road | CR 66 in Adams | |
| CR 152 | 5.97 | 9.61 | NY 178 | Scotts Corners and Stony Creek roads in Henderson | NY 178 | |
| CR 155 | 7.75 | 12.47 | CR 69 in Rodman | Toad Hollow and Dry Hill roads | CR 165 in Watertown | |
| CR 156 | 6.44 | 10.36 | Lewis County line in Rodman (becomes CR 21) | Blackstone Hill and Plank roads | NY 12 in Watertown | |
| CR 159 | 1.10 | 1.77 | NY 12 | Gotham Street Road in Watertown | Watertown city line | |
| CR 160 | 3.80 | 6.12 | NY 126 in Watertown | Middle Road | CR 161 in Rutland | |
| CR 161 | 2.74 | 4.41 | CR 69 | Tylerville and Eames Corners roads in Rutland | CR 160 | |
| CR 162 | 2.21 | 3.56 | NY 12 | Community Drive So in Rutland | NY 126 | |
| CR 163 | 4.01 | 6.45 | NY 126 in Rutland | Harpers Ferry Road | Lewis County line in Champion (becomes CR 16) | |
| CR 165 | 0.46 | 0.74 | US 11 | Watertown Center Road in Watertown | US 11 | Former routing of US 11 |
| CR 178 | 2.58 | 4.15 | Snowshoe Road | Military Road in Henderson | NY 3 | Formerly part of NY 178 |
| CR 179 | 6.09 | 9.80 | NY 12E in Chaumont | Evans Street | NY 12 in Clayton | Formerly part of NY 179 |
| CR 181 | 5.48 | 8.82 | NY 12 in Clayton | Clayton Street and Clayton Street Road | NY 180 in Orleans | |
| CR 189 | 12.22 | 19.67 | US 11 in Adams | Allendale Road | NY 177 in Rodman | Formerly part of NY 178 |
| CR 190 | 2.97 | 4.78 | NY 12E in Brownville village | Main Street | Watertown city line in Pamelia | Entire length overlapped with NY 12E until sometime between 2008 and 2012 |
| CR 191 | 3.98 | 6.41 | CR 100 | Bridge Road in Orleans | Dead end at I-81 | |
| CR 192 | 2.84 | 4.57 | NY 26 | Unnamed road in Alexandria | NY 37 | Formerly NY 287 |
| CR 193 | 0.79 | 1.27 | NY 26 / NY 37 in Theresa | Main Street | NY 26 in Theresa village | Former routing of NY 26 |
| CR 194 | 11.57 | 18.62 | NY 26 in Theresa village | Oxbow and Antwerp roads and Willow and Main streets | Fort Drum boundary in Antwerp | Former routing of NY 26 |
| CR 196 | 1.29 | 2.08 | NY 12F | Fisher Road in Watertown | Jefferson County Industrial Park | |
| CR 197 | 0.36 | 0.58 | CR 47 | Humphrey Road in Champion | NY 3 / NY 26 | Former number. |
| CR 200 | 0.96 | 1.54 | CR 202 | Little Tree Drive in Watertown | CR 196 | |
| CR 202 | 1.49 | 2.40 | NY 3 | Enterprise Drive in Watertown | CR 200 | |