I-370 exits in Maryland

Q: How many exits does I-370 have in Maryland?

I-370 has 3 numbered exits in Maryland, running a north–south from milepost 2 to milepost 3.

Q: What's the best exit to stop at on I-370 in Maryland?

Exit 3B (Metro Station) is the strongest all-around stop, with 22 places to eat and 13 gas stations. See our full ranking of the best stops on I-370 in Maryland.

Every exit on I-370 through Maryland (a north–south run from milepost 2 to 3), with what's actually there — pulled from the same database that powers the Pit Stop app.

3exits

69places to eat

38gas stations

40hotels

42sights

🚗 Driving I-370 right now? Pit Stop shows every one of these exits live as you approach — gas, food, hotels & rest areas on iPhone & CarPlay, even offline. Get Pit Stop — $1.99 once →

Worth the stop ♥

Seneca Creek State Park — Exit 2, 6.6 mi off the exit
Lock 22: Pennyfield Lock — Exit 2, 7.8 mi off the exit
Gaithersburg Community Museum — Exit 3A, 1.4 mi off the exit
National Capital Trolley Museum — Exit 3B, 7.8 mi off the exit

Exit-by-exit guide

Exit	Destinations	Gas	Food	Hotels	Sights
Exit 2	Gaithersburg Town Center	Blink, bp America, Exxon & Mobil Stations +11	Ml Management, El Esteron, Baskin-Robbins +26	HYATT house Gaithersburg, Red Roof, Y2 Residence Hotel +17	Seneca Creek State Park, Lock 22: Pennyfield Lock, Ratner Museum +12
Exit 3A	Shady Grove Road	Exxon, Exxon & Mobil Stations, bp America +8	Something Extra Cakery, El Esteron, Sunflower Bakery +15	HYATT house Gaithersburg, Choice Hotels, Red Roof +7	Gaithersburg Community Museum, Fire Museum, The Janus Museum +10
Exit 3B	Metro StationOpen 24h	Exxon & Mobil Stations, bp America, Blink +10	Sunflower Bakery, Something Extra Cakery, Mackie's Barbecue +19	HYATT house Gaithersburg, Choice Hotels, Red Roof +7	National Capital Trolley Museum, Sandy Spring Museum, Sandy Spring Slave Museum +11

Quick answers

How many exits does I-370 have in Maryland?

I-370 has 3 numbered exits in Maryland, running a north–south from milepost 2 to milepost 3.

What's the best exit to stop at on I-370 in Maryland?

Exit 3B (Metro Station) is the strongest all-around stop, with 22 places to eat and 13 gas stations. See the full ranking →

The old road nearby

Not in a hurry? US 1 through Maryland, town by town — the two-lane alternative runs right alongside I-370, diners and main streets included.

← All interstates in Maryland

Know every exit before you get there.

Pit Stop shows gas, food, hotels & must-see stops at every exit ahead — $1.99 once, offline, on iPhone & CarPlay.

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