Lorton is a census-designated place (CDP) in Fairfax County, Virginia, United States. The population was 20,072 as of the 2020 census.
State Route 620 in Fairfax and Loudoun Counties, Virginia is a secondary state highway. The entire length of SR 620 is also known as Braddock Road. SR 620 also has a short concurrency with SR 659 / Union Mill Road in Centreville.
The Henry G. Shirley Memorial Highway, often shortened to Shirley Highway, consists of a 17.3-mile (27.8 km) portion of Interstates 95 and 395 in the U.S. Commonwealth of Virginia. Shirley Highway was the first limited-access freeway in Virginia. Begun in 1941, the road was completed from U.S. Route 1 in Colchester, Virginia, just north of Woodbridge, to the 14th Street Bridge over the Potomac River between Virginia and Washington, D.C. in 1952.
Virginia State Route 7 (VA 7) is a major primary state highway and busy commuter route in northern Virginia, United States. It travels southeast from downtown Winchester to SR 400 in downtown Alexandria. Its route largely parallels those of the Washington & Old Dominion Trail and the Potomac River. Between its western terminus and Interstate 395 (I-395), SR 7 is part of the National Highway System. In 1968, the Virginia State Highway Commission designated the road as the "Harry Flood Byrd Highway" between Alexandria and Winchester to commemorate Harry F. Byrd Sr. (1887–1966).
State Route 236 is a primary state highway in the U.S. state of Virginia. The state highway runs 15.63 miles (25.15 km) from U.S. Route 29 and US 50 in Fairfax east to SR 400 in Alexandria. SR 236 is a major suburban arterial highway that connects the independent cities of Fairfax and Alexandria via Annandale in Fairfax County. The state highway is known as Main Street in City of Fairfax, Little River Turnpike in Fairfax County, where the highway meets Interstate 495 (I-495), and Duke Street in Alexandria, where the road has junctions with I-395 and US 1.
The Fairfax County Parkway, numbered State Route 286, is a primary state highway in the U.S. state of Virginia, acting as an arterial route in Fairfax County with a mix of interchanges and signalized and unsignalized intersections. Its alignment runs from southeast to northwest and roughly corresponds to part of the once-proposed Outer Beltway around Washington, D.C. The first segment of the roadway opened in 1987; the road was completed in 2010.
State Route 120 is a primary state highway in the U.S. state of Virginia. Known as Glebe Road, the state highway runs 9.10 miles (14.65 km) from U.S. Route 1 (US 1) in Crystal City north to SR 123 at the Chain Bridge. SR 120 is a partial circumferential highway in Arlington County that connects the southeastern and northwestern corners of the county with several urban villages along its crescent-shaped path, including Ballston. The state highway also connects all of the major highways in Virginia that radiate from Washington, including Interstate 395, I-66, US 50, and US 29. SR 120 is a part of the National Highway System for its entire length.
State Route 123 is a primary state highway in the U.S. state of Virginia. The state highway runs 29.27 miles (47.11 km) from U.S. Route 1 in Woodbridge north to the Chain Bridge across the Potomac River into Washington from Arlington. It goes by four local names. From its southern terminus to the Occoquan River Bridge, it is known as Gordon Boulevard. From the Occoquan River Bridge to the city of Fairfax it is known as Ox Road. From Fairfax until it enters the Town of Vienna, it is known as Chain Bridge Road. Then, as it passes through the Town of Vienna, it is known as Maple Avenue. After leaving the Town of Vienna, the name reverts to Chain Bridge Road, and continues this way until the intersection with I-495 in Tysons. Between Tysons and the George Washington Memorial Parkway, it is known as Dolley Madison Boulevard. After crossing over the George Washington Memorial Parkway, the name once again reverts to Chain Bridge Road and continues this way until the end of the road, at Chain Bridge. SR 123 is a partial circumferential highway in Northern Virginia that connects Woodbridge in eastern Prince William County with the independent city of Fairfax and the Fairfax County communities of Vienna, Tysons, and McLean, the last being the home of the National Counterterrorism Center and the Central Intelligence Agency. The state highway also connects all of the major highways that radiate from Washington, including Interstate 95 (I-95), I-66, US 29, US 50, SR 267, and the George Washington Memorial Parkway. Furthermore, SR 123 crosses another pair of circumferential highways, I-495 and the Fairfax County Parkway, and SR 7, a major northwest–southeast highway through Northern Virginia. The state highway is a part of the National Highway System for its entire length.
State Route 241 is a primary state highway in the U.S. state of Virginia. The state highway runs 1.88 miles (3.03 km) from U.S. Route 1 in Huntington north to SR 236 in Alexandria. SR 241 connects US 1 and SR 236, bypass Old Town Alexandria to the southwest. The state highway connects those highways with Interstate 95 and I-495, Huntington Avenue, and Eisenhower Avenue in a series of interchanges along the boundary of Fairfax County and the independent city of Alexandria. SR 241 also connects the above highways to the Huntington station of the Washington Metro, for which the portion of the highway from US 1 to the station is part of the National Highway System.
Colchester is a historic unincorporated community on the Occoquan River in Fairfax County, Virginia.
State Route 401 is a primary state highway in the U.S. state of Virginia. Known as Van Dorn Street, the state highway runs 2.61 miles (4.20 km) from SR 613 at the south city limit of the independent city of Alexandria north to SR 420 within Alexandria.
U.S. Route 1 (US 1) is a major north–south U.S. Route that serves the East Coast of the United States. In the U.S. state of Virginia, US 1 runs north–south through South Hill, Petersburg, Richmond, Fredericksburg, and Alexandria on its way from North Carolina to the 14th Street bridges into the District of Columbia. It is completely paralleled by Interstate Highways in Virginia—Interstate 85 (I-85) south of Petersburg, I-95 north to Alexandria, and I-395 into the District of Columbia—and now serves mainly local traffic. At its north end, on the approach to the 14th Street bridges, US 1 is concurrent with I-395; the rest of US 1 is on surface roads.
State Route 237 is a primary state highway in the U.S. state of Virginia. The state highway runs 13.07 miles (21.03 km) from SR 236 in Fairfax east to U.S. Route 50 in Arlington. SR 237 connects Fairfax and Arlington with Falls Church. Between Fairfax and Falls Church, the state highway mostly runs concurrently with US 29. East of Falls Church, SR 237 parallels Interstate 66 (I-66) and connects several of Arlington's urban villages.
State Route 309 is a primary state highway in the U.S. state of Virginia. Known for most of its length as Old Dominion Drive, which was once the right of way of the Great Falls Division of the Washington and Old Dominion Railroad, the state highway runs 5.33 miles (8.58 km) from SR 123 in McLean east to U.S. Route 29 in Arlington.
State Route 235 is a primary state highway in the U.S. state of Virginia. The state highway runs 5.05 miles (8.13 km) between intersections with U.S. Route 1 in Fort Belvoir and Hybla Valley. SR 235 forms a southeast loop off of US 1 through the community of Mount Vernon in southeastern Fairfax County, connecting US 1 with Mount Vernon, the plantation home of George Washington, and the southern end of the George Washington Memorial Parkway.
State Route 242 is a primary state highway in the U.S. state of Virginia. Known as Gunston Road, the state highway runs 3.58 miles (5.76 km) from U.S. Route 1 near Lorton east to SR 600 at the entrance to Gunston Hall, the plantation of George Mason, on Mason Neck in southeastern Fairfax County.
State Route 645 in Fairfax County, Virginia is a secondary state highway. There are six portions, three of them being major, named Wall Road, Lees Corner Road, Stringfellow Road, Clifton Road, Main Street and Burke Lake Road. There are also numerous overlaps : some include SR 657 / Centreville Road, U.S. Route 50, SR 652, SR 612, and SR 641. A concurrency used to exist at US 29 near Centreville until the 1990s.
State Route 644 (SR 644) in Fairfax County, Virginia, United States, is an 11.81-mile (19.01 km) secondary state highway officially named Old Keene Mill Road west of Interstate 95 and Franconia Road to the east. While only a secondary state highway, it serves as a major thoroughfare through southern Fairfax County, acting as the main street through Springfield and Franconia, as well as serving Burke, West Springfield, and Rose Hill and connecting them towards Alexandria and Huntington near the Potomac River.
State Route 612 in Fairfax and Prince William Counties, Virginia is a secondary state highway. The two counties are separated by water, so SR 612 contains a bridge that is one of only eight crossings between the counties. Because of this, SR 612 is heavily traveled during rush hour.
State Route 619 in Prince William County, Virginia is a secondary state highway. SR 619 provides a cross-county connector as well as a major artery for commuters. SR 619 is known by four names: Linton Hall Road, Bristow Road, Joplin Road, and Fuller Heights Road. There are also two short concurrencies: one with SR 234 Old in Independent Hill, and one with Fuller Military Road on the border of Marine Corps Base Quantico.
Virginia Byway 
SR 241 / To I-95 / To I-495 / To SR 236 near Alexandria 
SR 286 / Fairfax County Parkway in Newington 
US 1 in Lorton 
SR 123 in Lorton 
