All 18 exits ranked by what a road-tripper actually needs: real food choice, easy gas, 24-hour service, and the stops worth a detour. Winners below.
Milepost 31 · 29 places to eat · 12 gas stations · 5 hotels · open 24 hours · ♥ National Guard Memorial Museum, Judiciary Square
Milepost 33 · 29 places to eat · 18 gas stations · 14 hotels · open 24 hours · ♥ Arlington Ridge Park, Rock Creek Park
Milepost 29 · 24 places to eat · 15 gas stations · 8 hotels · ♥ Belmont-Paul Women's Equality National Monument, Seward Square
Milepost 25 · 29 places to eat · 11 gas stations · 14 hotels · open 24 hours · ♥ Greenbelt Park, Riversdale House Museum
Milepost 41 · 5 places to eat · 0 gas stations · 2 hotels · ♥ Great Falls Park, Wolf Trap National Park for the Performing Arts
Milepost 28 · 28 places to eat · 13 gas stations · 5 hotels · open 24 hours
Milepost 31 · 24 places to eat · 11 gas stations · 5 hotels · open 24 hours
Milepost 31 · 20 places to eat · 11 gas stations · 6 hotels · open 24 hours
Milepost 30 · 18 places to eat · 11 gas stations · 7 hotels · ♥ National Capital Trolley Museum
Milepost 28 · 18 places to eat · 9 gas stations · 8 hotels · ♥ National Capitol Columns
← Every I-495 exit in Maryland
Pit Stop shows gas, food, hotels & must-see stops at every exit ahead — free, offline, on iPhone & CarPlay.