  County road shields used in Clay County | |
| Highway names | |
|---|---|
| Interstates | Interstate X (I-X) |
| US Highways | U.S. Highway X (US X) |
| State | State Road X (SR X) |
| County: | County Road X (CR X) |
| System links | |
The following is a list of county roads in Clay County, Florida . All county roads are maintained by the county in which they reside, however not all of them are marked with standard MUTCD approved county road shields.
| Route number | Road Name(s) | Direction and Termini | Notes | ||||
|---|---|---|---|---|---|---|---|
 CR 15A | S/N | US 17 | South of Green Cove Springs | Oakridge Avenue / Green Cove Avenue | Green Cove Springs | former SR 15A [1] | |
| CR 15A | Hibernia Road, Pine Avenue, Bald Eagle Road | S/N | US 17 / Fleming Plantation Boulevard | Hibernia | US 17 / CR 220 | Fleming Island | former SR 15A [1] |
| CR 15A | Westover Road | S/N | Dead end | Fleming Island | US 17 / Harbor Island Drive | Fleming Island | former SR 15A [1] |
| CR 15A | Creighton Road | W/E | Dead end | Fleming Island | US 17 | Fleming Island | former SR 15A [1] |
| CR 15A | Holly Point Road W. Plainfield Avenue Campbell Avenue | S/N | US 17 (Park Avenue) / Holly Point Road E. | Orange Park | US 17 (Park Avenue) / Campbell Avenue | Orange Park | former SR 15A [1] |
| CR 15A | Wells Road | W/E | SR 21 (Blanding Boulevard) | Bellair–Meadowbrook Terrace | US 17 (Park Avenue) | Orange Park | former SR 15A [1] |
 CR 15B | Raggedy Point Road | S/N | Dead end | Fleming Island | CR 15A (Pine Avenue) / Raggedy Point Court | Fleming Island | former SR 15B [1] |
 CR 16A | Kingsley Lake Drive | W/E | SR 16 | Kingsley Lake | SR 16 | North of Kingsley Beach | former SR 16A [1] |
| CR 16A | Randall Road | W/E | SR 16 | Southwest of Green Cove Springs | SR 16 | Southwest of Green Cove Springs | |
 CR 21A | Forman Circle | S/N | SR 21 | Middleburg | SR 21 | Middleburg | former SR 21A [1] |
| CR 21A | Black Creek Drive | S/N | Black Creek Drive | East of Middleburg | CR 218 | East of Middleburg | |
 CR 21B | Taylor Avenue Harrison Avenue Cleveland Avenue | S/N | SR 21 (Blanding Boulevard) | Lakeside | SR 21 (Blanding Boulevard) | Lakeside | |
 CR 100B | Hebron Avenue NW Berea Avenue | W/E | SR 100 | Northwest of Keystone Heights | SR 100 | Keystone Heights | |
 CR 209 | S/N | West Tocoi Road | Putnam–Clay county line south of West Tocoi | US 17 | South-southeast of Green Cove Springs | former SR 209; [1] portion from the county line to just north-northwest of Williams Park Road not indicated on FDOT county map to be part of any county road, but is signed as part of CR 209 | |
| CR 209 | Haven Avenue | S/N | US 17 | Green Cove Springs | US 17 / Boivin Road | North of Green Cove Springs | |
| CR 209 | Russell Road | S/N | US 17 / SR 15 | North-northwest of Green Cove Springs | CR 739 (Henley Road) | Lake Asbury | former SR 209 [1] |
 CR 209A | S/N | CR 209B | East of Lake Asbury | Dead end | East of Lake Asbury | ||
| CR 209A | Moody Avenue | W/E | CR 224A (Peoria Road) | Lakeside | CR 224A (Doctors Lake Drive) | Orange Park | |
 CR 209B | S/N | CR 209 | East of Lake Asbury | Doctor Ira Drive | East of Lake Asbury | former SR 209B [1] | |
 CR 214 | W/E | CR 214 | Bradford–Clay county line southwest of Lake Geneva | SR 100 | Southeast of Lake Geneva | former SR 214 [1] | |
| CR 214 | W/E | SR 100 | Lake Geneva | CR 315C | East-northeast of Lake Geneva | former SR 214; [1] FDOT's county map indicates that CR 315C southeast of the eastern terminus is actually part of CR 316C, but it is signed as part of CR 315C. | |
| CR 214 | Georges Lake Road Sungarden Road | W/E | S. Bellamy Road | East-northeast of Lake Geneva | US 17 | Putnam–Clay county line west-southwest of West Tocoi | |
 CR 215 | Kingsley Lake Road | S/N | SR 16 | East-northeast of Kingsley Beach | SR 21 | Middleburg | former SR 215 [1] |
 CR 217 | S/N | CR 218 | south of Maxville | CR 217 | Clay–Duval county line in Maxville | former SR 217 [1] | |
 CR 218 | W/E | US 301 / Connecting Road | South of Maxville | SR 16 / Poling Boulevard | Penney Farms | former SR 218; [1] portion west of CR 217 indicated on FDOT county map to not be part of any county road, but is signed as part of CR 218 | |
 CR 219 | S/N | CR 219 | Putnam–Clay county line east-northeast of Melrose | SR 100 | South-southeast of Lake Geneva | former SR 219 [1] | |
 CR 220 | Long Bay Road | W/E | SR 21 / S. Lee Drive | Northeast of Middleburg | US 17 / CR 15A (Bald Eagle Road) | Fleming Island | former SR 220 [1] |
 CR 220A | Long Bay Road | S/N | CR 220 (Long Bay Road) | Northeast of Middleburg | CR 220A | Northeast of Middleburg | former SR 220A [1] |
| CR 220A | Old Jennings Road | W/E | Live Oak Lane / Old Jennings Road | North of Middleburg | SR 21 (Blanding Boulevard) / Henley Road | Southwest of Lakeside | |
| CR 220A | Baxley Road | S/N | CR 220 / Baxley Road | Southwest of Lakeside | SR 21 / Baxley Road | Southwest of Lakeside | |
| CR 220A | Old Jennings Road | W/E | Dead end | Lakeside | CR 224 (College Drive) | Lakeside | Portion west of CR 220B not indicated on FDOT county map as part of any county road |
 CR 220B | Knight Boxx Road | S/N | CR 220 | Lakeside | SR 21 (Blanding Boulevard) / Oak Lane | Lakeside | former SR 220 [1] |
 CR 224 | College Drive | S/N | CR 220 / Plantation Drive | Doctors Inlet | SR 21 (Blanding Boulevard) | Lakeside | former SR 224 [1] inventoried by FDOT as CR 1189[ citation needed ] |
 CR 224A | Peoria Road Doctors Lake Drive | W/E | CR 224 (College Drive) | Lakeside | SR 224 (Kingsley Avenue) | Orange Park | former SR 224A [1] inventoried by FDOT as CR 1181[ citation needed ] |
 CR 224B | Magnolia Road Holly Road | S/N | Cedar Road | Lakeside | CR 224C (Cedar Road) | Lakeside | |
 CR 224C | Oak Road Cedar Road Bay Street | S/N | CR 224B (Magnolia Road) | Lakeside | CR 224A (Peoria Road / Doctors Lake Drive) | Lakeside | |
 CR 225 | S/N | SR 16 | Southeast of Lawtey | CR 225 | Bradford–Clay county line south-southeast of Lawtey | former SR 225 [1] | |
 CR 226 | W/E | US 17 | Southwest of Walkill | CR 209 | Walkill | former SR 226 [1] | |
 CR 315 | Sharron Road | S/N | Sharron Road | East-northeast of Belmore | SR 21 | North of Belmore | |
| CR 315 | Springbank Road | S/N | Hogarth Road / Sharron Road / Saunders Road | Southwest of Green Cove Springs | SR 16 / Chesser Road | West of Green Cove Springs | former SR 315 [1] |
| CR 315 | Springbank Road | S/N | SR 16 | West of Green Cove Springs | US 17 / SR 15 | North-northwest of Green Cove Springs | former SR 315 [1] |
 CR 315A | W/E | CR 315 / Rosemary Hill Road | West of Green Cove Springs | SR 16 | West of Green Cove Springs | former SR 315 [1] | |
 CR 315B | Mahama Bluff Road | W/E | CR 315 | Northwest of Green Cove Springs | Dead end | North-northwest of Green Cove Springs | |
 CR 315C | S/N | CR 315 | Putnam–Clay county line east of Lake Geneva | SR 21 | Northeast of Keystone Heights | former SR 315; [1] portion from Putnam County line to intersection with CR 214, east-northeast of Keystone Heights, indicated on FDOT county map to be part of CR 316C, but signed as part of CR 315C | |
 CR 316C | S/N | CR 315 | Putnam–Clay county line east of Lake Geneva | CR 214 / CR 315C | East-northeast of Keystone Heights | Portion from Putnam County line to intersection with CR 214, east-northeast of Keystone Heights, indicated on FDOT county map to be part of CR 316C, but signed as part of CR 315C | |
 CR 352 | W/E | SR 21 | Northeast of Keystone Heights | Christian Camp Road | South of Mike Roess Gold Head Branch State Park northeast of Keystone Heights | former SR 352 [1] | |
 CR 739 | Henley Road | S/N | CR 218 | Lake Asbury | SR 21 (Blanding Boulevard) / CR 220A (Old Jennings Road) | Southwest of Lakeside | former SR 739; [1] portion north of CR 209, in Lake Asbury, not indicated on FDOT county map as part of CR 739, but is signed that way |
 CR 739B | Sandridge Road | W/E | CR 739 (Henley Road) | Lake Asbury | CR 209 (Russell Road) | East of Lake Asbury | former SR 739A [1] |
State Road 23 (SR 23), also known as the First Coast Expressway, is an outer bypass around the southwest quadrant of Jacksonville. As of 2018, the first phase has been built, linking the Middleburg area to Interstate 10 near Whitehouse.