| Caption: | Primary and secondary State Route shields |
| Statehwy: | State Route X (SR X) or Virginia Route X (VA X) |
| Interstate: | Interstate X (I-X) |
| Us: | U.S. Route X (US X) |
| Notes: | Outside cities, some towns, and two counties, every road is state-maintained. These roads are split into Primary and Secondary State Routes, and receive different levels of funding. Inside cities, most Primary State Routes are locally maintained. |
| Links: | VA |
Primary State Highways in the U.S. state of Virginia, are numbered and maintained by the Virginia Department of Transportation as a system of state highways. Primary State Routes receive more funding than Secondary State Routes and are numbered as U.S. Routes or State Routes with numbers from 1 to 599. State Route 785 and State Route 895 are also primary routes, numbered as Interstate Highway spurs. Former numbers are reused often; only 29 of the numbers from 1 to 421 are not in use, with only seven of these under 260.