I-75 exit 265 for downtown, CobbLinc buses from the Marietta Transfer Center, Route 10 to MARTA, and free 2-hour parking on the Square. CobbLinc: 770-427-4444.

Last checked Oct. 5, 2026. Sources: the City of Marietta’s downtown parking page, parking ticket page and directions page; Cobb County’s CobbLinc routes page; and MARTA.

Marietta sits on Interstate 75 in Cobb County, with the Square at its center. Most people drive, but Cobb County’s CobbLinc buses start from a transfer center in Marietta, and one route connects to MARTA trains in Atlanta.

Who to call

  • CobbLinc bus information: 770-427-4444, 7 a.m. to 7 p.m. weekdays and 8 a.m. to 4:30 p.m. weekends
  • CobbLinc paratransit reservations: 770-427-2222
  • City streets, signals and potholes: 770-794-5676
  • Parking tickets: Marietta Municipal Court, 240 Lemon St.
  • Live traffic: Georgia 511; road work in our road construction guide

Main roads

  • Interstate 75 passes Marietta. The city’s directions page sends drivers to downtown by exit 265, North Marietta Parkway: head west about 1.7 miles to Church Street.
  • North and South Marietta Parkway carry the Georgia 120 Loop, as federal records name it.
  • U.S. 41 (Cobb Parkway) carries CobbLinc’s Route 10 south toward Cumberland.
  • Whitlock Avenue is a state route GDOT is repaving at night through Dec. 21.

For lane closures, crashes and cameras, use Georgia 511.

Buses: CobbLinc

CobbLinc is Cobb County’s bus system. It has nine local routes, a free Circulator in the Cumberland area, two transfer centers and an on-demand microtransit zone, according to Cobb County.

  • Marietta Transfer Center, 800 S. Marietta Parkway, next to the Marietta Park-and-Ride Lot. Every local route except Route 25 stops there.
  • Route 10 and Rapid 10 run from the Marietta Transfer Center down Cobb Parkway to the Cumberland Transfer Center and MARTA’s Arts Center station. Weekday Route 10 trips leave the Marietta Transfer Center every 30 minutes in the morning, starting at 5 a.m., and reach Arts Center in about 47 minutes, the Route 10 schedule shows.
  • To the Square: Routes 15 and 40 stop at Roswell Street and Waddell Street, in front of Flournoy Park east of the Square.
  • To Truist Park: Route 15 stops across from the stadium at Circle 75 Parkway.
  • To the Silver Comet Trail and Six Flags: Route 30.

CobbLinc does not run on New Year’s Day, Memorial Day, Independence Day, Labor Day, Thanksgiving or Christmas. See the system map (PDF). To plan a trip across CobbLinc and MARTA, use MARTA’s trip planner.

Getting to the airport

Hartsfield-Jackson Atlanta International Airport is south of Atlanta. By car, take I-75 south. By transit, take CobbLinc Route 10 to MARTA’s Arts Center station, which is on the Red and Gold lines, and ride MARTA rail to the airport. MARTA posts service changes on its airport page; check it before you travel.

Parking downtown

From the city’s downtown parking page and its online parking map:

Where Rules
On-street parking around the Square Free, two-hour limit
City Hall deck, 205 Lawrence St. Free with validation for city business; free to the public weekends all day and weekdays 5 p.m. to 7:30 a.m.
41 Mill St. city lot Free, two-hour limit, 5 a.m. to 6 p.m.
36 Atlanta St. city lot Free, two-hour limit, 5 a.m. to 6 p.m.
268 Lawrence St. and 95 Cole St. city lots Free only on weekends and Thursday and Friday, 5 p.m. to 7:30 a.m.
Cobb County decks, 184 Hansell St. and 120 Cherokee St. Paid; public parking after 5 p.m. weekdays and all weekend

Private paid lots are also scattered around downtown.

Enforcement and tickets. The city says most downtown parking violations are enforced by electronic monitoring and issued to the vehicle’s registered owner. Payment is due within 10 days. Pay or appeal online through the city’s parking ticket portal, or in person at Marietta Municipal Court, 240 Lemon St. Five or more unpaid tickets can lead to a boot or a tow.

Walking and biking

The Mountain to River Trail runs through downtown, and the city is building out a multi-use trail network linking neighborhoods, downtown and Cobb County’s trails. See the multi-use trail map (PDF) and our parks and trails guide.

What this means for you

  • Visiting the Square? Use the City Hall deck after 5 p.m. or on weekends, or watch the two-hour limit on the street.
  • Commuting to Midtown without a car? Route 10 to Arts Center connects you to MARTA.
  • Check 511 and our road construction page before a long drive.

Related guides: road construction and closures, moving to Marietta and things to do this month.

Frequently asked questions

Is parking free on Marietta Square?

On-street parking downtown is free with a two-hour limit. The City Hall deck at 205 Lawrence St. is free to the public on weekends and weekdays from 5 p.m. to 7:30 a.m., and two city lots on Mill Street and Atlanta Street are free for up to two hours from 5 a.m. to 6 p.m.

Is there a bus from Marietta to Atlanta?

Yes. CobbLinc Route 10 runs from the Marietta Transfer Center, 800 S. Marietta Parkway, along Cobb Parkway to the Cumberland Transfer Center and MARTA’s Arts Center station in Midtown Atlanta.

How do I get from Marietta to the Atlanta airport?

Hartsfield-Jackson Atlanta International Airport is reached by I-75 south, or by CobbLinc Route 10 to MARTA’s Arts Center station, which is on MARTA’s Red and Gold rail lines, then MARTA rail to the airport. Check MARTA’s airport page for current service.

How do I pay or appeal a Marietta parking ticket?

Pay or appeal online through the city’s parking portal, by mail or in person at Marietta Municipal Court, 240 Lemon St. Payment is due within 10 days, and appeals must be filed within 10 days.