The 38th Annual Marine Corps Marathon will be closing several roads in D.C. and Northern Virginia on Sunday, Oct. 27.

Both the Marine Corps Marathon and the MCM10K will start at 7:55 a.m., and will run through Arlington, Va. and Washington D.C. Opening ceremonies for the marathon begin at 6:30 a.m. on Route 110 in Arlington.

The race will officially be over at 3 p.m., but some roads remain closed shortly after to allow for course cleanup.

For an interactive map of the course and information for runners or spectators, visit the Marine Corps Marathon’s website.

4 a.m.–4:30 p.m. Marshall Dr. from North Meade St. to Route 110

4 a.m.–5:30 p.m. North Meade St. from Marshall Dr. to Lynn St.

4 a.m.–4:30 p.m. Route 110 from I-66 to U.S. Highway 1/Jefferson Davis Highway

4 a.m.–5:30 p.m. Wilson Boulevard from North Nash St. to Route 110

4 a.m.–5:30 p.m. Lynn St. from North Meade St. to Lee Highway

4 a.m.–5:30 p.m. Fort Myer Dr. from North Meade St. to Lee Highway

4 a.m.–5:30 p.m. North Moore St. from Wilson Boulevard to Lee Highway

4 a.m.–5:30 p.m. 19th St. North from Lynn St. to North Nash St.

4:30 a.m.–3:30 p.m. Route 110 ramp from Washington Blvd. to Pentagon North parking

5 a.m.–1:07 p.m. Jefferson Dr. SW from 3rd St. SW to 14th St. SW

5 a.m.–12:45 p.m. Madison Dr. NW from 15th St. NW to 3rd St. NW

6:30 a.m.–11:30 a.m. Rock Creek and Potomac Parkway NW (northbound) to Beach Dr.

6:30 a.m.–11:30 a.m. Rock Creek and Potomac Parkway NW (southbound) from Shoreham Dr. NW

6:30 a.m.–11:30 a.m. Shoreham Dr. NW (southbound) From Calvert St. to Rock Creek and Potomac Parkway NW

6:30 a.m.–11:30 a.m. Beach Dr. NW from Rock Creek and Potomac Parkway NW to Calvert St.

7:23 a.m.–9:15 a.m. Lee Highway (eastbound) from Lynn St. to North Kirkwood St.

7:30 a.m.–9:25 a.m. Spout Run Parkway from Lee Highway to George Washington

Memorial Parkway (GWMP)

7:30 a.m.–9:40 a.m. GWMP from Spout Run to Arlington Memorial Circle Dr.

7:33 a.m.–9:40 a.m. Francis Scott Key Bridge (all lanes)

7:35 a.m.–1:17 p.m. 14th St. SW from Jefferson Dr. to northbound HOV lanes

7:35 a.m.–8:20 a.m. 7th St. from Madison to Jefferson Dr. (Also the start of the MCM10K)

7:35 a.m.–1:45 p.m. HOV lanes from 14th St. SW to HOV ramp at South Eads St.

7:40 a.m.–2 p.m. South Eads St. from South Rotary Rd. to Army Navy Dr.

7:45 a.m.–2:30 p.m. Army Navy Dr. from South Fern to 12th St. South

7:47 a.m.–10:36 a.m. M St. NW from Canal Rd. NW to Wisconsin Avenue NW

7:48 a.m.–10:40 a.m. Wisconsin Avenue from M St. NW to K St. NW

7:49 a.m.–10:45 a.m. K St. NW from Wisconsin Avenue NW to Rock Creek and Potomac

Parkway NW

7:49 a.m.–10:45 a.m. 27th St. NW from K St. NW to I St. NW

7:49 a.m.–10:45 a.m. I St. NW from 27th St. NW to Virginia Ave NW

7:50 a.m.–11:04 a.m. Rock Creek and Potomac Parkway NW from K St. NW to Independence Avenue

7:52 a.m.–11:05 p.m. Lincoln Circle from 23rd St. NW to 23rd St. SW

7:53 a.m.–12 p.m. Ohio Dr. SW at West Potomac Park from Independence Avenue

SW around East Potomac Park to Maine Avenue SW

8 a.m.–10 a.m. 15th St. South from Crystal Dr. to Eads St.

8 a.m.– 2:30 p.m. 12th St. from Army Navy Dr. to Crystal Dr.

8 a.m.– 2:30 p.m. Crystal Dr. from 12th St. to 23rd St.

8 a.m.– 2:35 p.m. 23rd St. from Crystal Dr. to North Clark St.

8 a.m.– 2:40 p.m. South Clark St. from 23rd St. to 12th St.

8 a.m.– 2:43 p.m. South Fern St. from Army Navy Dr. to South Rotary Rd.

8 a.m.– 2:45 p.m. South Rotary Rd. from South Fern St. to Columbia Pike

8 a.m.– 2:45 p.m. Columbia Pike from South Rotary Rd. to Washington Blvd. on ramp

8 a.m.– 3 p.m. Washington Blvd. from Columbia Pike to Route 110 off ramp

8:02 a.m.–12:10 p.m. Maine Avenue SW from East Basin Dr. to Independence Avenue SW

8:03 a.m.–12:25 p.m. East Basin Dr. from Maine Avenue to Ohio Dr.

8:06 a.m.–12:28 p.m. Independence Avenue SW from Maine Avenue SW to Ohio Dr. SW

8:13 a.m.–12:35 p.m. 15th St. NW/SW from Constitution Avenue NW to Maine Ave. SW

8:15 a.m.–12:55 p.m. 3rd St.; Pennsylvania Avenue to Maryland Avenue SW

8:16 a.m.–12:50 p.m. Pennsylvania Avenue NW from 3rd St. NW to E. Capitol Circle

8:16 a.m.–12:50 p.m. 1st St.; Pennsylvania NW to Maryland Avenue SW

8:16 a.m.–12:50 p.m. Pennsylvania Avenue NW from 3rd St. NW to East Capitol Circle

8:16 a.m.–12:50 p.m. 1st St.; Pennsylvania NW to Maryland Avenue SW

8:17 a.m.–12:52 p.m. Maryland Avenue SW from South Capitol Circle to 3rd St.