Private company

Chattanooga Area Regional Transportation Authority

Logo: Chattanooga Area Regional Transportation Authority, Public domain, via Wikimedia Commons3

American mass transit provider in Tennessee

The Chattanooga Area Regional Transportation Authority (CARTA) is the mass transit provider for Chattanooga, Tennessee and its vicinity. CARTA operates 15 bus routes, paratransit services, and the Lookout Mountain Incline Railway. CARTA also operates the Chattanooga Parking Authority, which manages public parking garages, lots, and on-street parking in the city.2 Wikipedia text CC BY-SA 4.0

Last updated Oct 21, 2026.

Overview

1973Founded1
CARTA Chattanooga route 21
Photo: Han Zheng, CC BY-SA 2.0, via Wikimedia Commons5

The Chattanooga Area Regional Transportation Authority (CARTA) is the mass transit provider for Chattanooga, Tennessee and its vicinity. CARTA operates 15 bus routes, paratransit services, and the Lookout Mountain Incline Railway. CARTA also operates the Chattanooga Parking Authority, which manages public parking garages, lots, and on-street parking in the city.2

The story

Public transportation first appeared on the streets of Chattanooga on September 4, 1875, utilizing horse-drawn trollies. The two main routes followed Market Street and East Ninth Street (now Martin Luther King Boulevard). In 1889, the trolleys were replaced with electric streetcars. With the advent of the internal combustion engine, buses began to appear more frequently. In 1941, Southern Coach Lines took over the public transit operations, and the last streetcar ran in 1946.

In 1973, the City of Chattanooga purchased the assets of the former Southern Coach Lines and formed the Chattanooga Area Regional Transportation Authority. Since 1992, CARTA has operated a free downtown shuttle bus service, utilizing electric buses, which runs between the Chattanooga Choo-Choo (the former Terminal Station) and the Tennessee Aquarium.

From Wikipedia’s article on Chattanooga Area Regional Transportation Authority, shared under CC BY-SA 4.0.4

Products and brands

Bus routes

As of May 10, 2026, CARTA operates 15 bus routes, including three classified as shuttles.

1. Alton Park

Chattanooga Choo-Choo, The Villages at Alton Park, Piney Woods, Wheeler Homes, Erlanger Community Health Center (Southside), Alton Park Recreation Center, Howard School of Academics & Technology, and Food City.

2. North Shore Shuttle

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North Market Street, North Shore Market, Coolidge Park, Renaissance Park, Spears Avenue, Cherokee Boulevard, CADAS, Johnson Mental Health Center, North Chattanooga Recreation Center

4. Eastgate/Hamilton Place

UT-Chattanooga, UTC Place, Client Services Building/Human Services, Brainerd Road, Eastgate Town Center, Hamilton Place Mall, Walmart, Lee Highway, Parkridge Hospital, Warner Park

9. East Lake

Chattanooga Choo-Choo, Main Street, Dodds Avenue, Goodwill Industries, East Side Community Center, East Lake Courts, East Lake Academy of Fine Arts

10A. East Chattanooga-Avondale

UT-Chattanooga, Avondale, Erlanger Community Health Center (Dodson Ave.), Erlanger Medical Center, Hamilton County Health Department, Hardy Elementary School, Warner Park

10C. East Chattanooga-Campbell St.

UT-Chattanooga, Erlanger Medical Center, Hamilton County Health Department, Campbell Street, Highway 58, Warner Park, Erlanger Community Health Center (Dodson Ave.)

10G. East Chattanooga-Glenwood

UT-Chattanooga, Glenwood, Erlanger Medical Center, Hamilton County Health Department, Memorial Hospital, Parkwood Nursing Home, Parkridge Medical Center, Warner Park

13. Rossville

East Lake Courts, 23rd Street, Chatt Foundation, Senior Neighbors, Whiteside Faith Manor

14. Mocs Express (free shuttle)

UTC Campus, UTC Place, Engel Stadium, Downtown Chattanooga

15. St. Elmo/Incline Shuttle

St. Elmo Ave and Broad Street

16. Northgate

Northgate Mall, Hixson Pike, Riverview, Highland Plaza, Lowe's, Home Depot, Hobby Lobby, Stockdale's

21. Golden Gateway

Boynton Terrace, College Hill Courts, Chattanooga Convention Center, Jaycee Towers Apartments, Overlook Apartments, Finley Stadium

25. Enterprise South/Amnicola Highway

Hamilton County Dept. of Education, Amazon Fulfillment Center, Volkswagen Group of America, Chattanooga State Community College, Chattanooga Area Food Bank, Police Services Center

33. Downtown Shuttle

Tennessee Aquarium, Chattanooga Public Library, Chattanooga Choo-Choo

Incline Railway

CARTA owns and operates the historic Lookout Mountain Incline Railway, which ascends from the St. Elmo neighborhood to the town of Lookout Mountain, Tennessee.

CARTA GO

CARTA GO is an on-demand ride service connecting the neighborhoods of Cromwell, East Brainerd, Eastdale, and North Brainerd to the route 4 bus. The service uses software by Via Transportation for booking rides.

From Wikipedia’s article on Chattanooga Area Regional Transportation Authority, shared under CC BY-SA 4.0.4

Timeline

  1. 1973Founded Founded1

Funding

Where the company's money came from, by calendar year: private offerings filed with the SEC, federal grants, loans, contracts and other assistance from USAspending.gov, and PPP loans from the SBA. Each bar links to the records below.

Money received by year$153.2M 2008–2026
Figures by year
YearFederal grantsTotal
2026$9.2M$9.2M
2025$4.8M$4.8M
2024$11.3M$11.3M
2023$6.2M$6.2M
2022$11.9M$11.9M
2021$23.4M$23.4M
2020$15.4M$15.4M
2019$5.2M$5.2M
2018$6.9M$6.9M
2017$8.6M$8.6M
2016$5.4M$5.4M
2015$5.4M$5.4M
2014$4.3M$4.3M
2013$7.3M$7.3M
2012$12.0M$12.0M
2011$4.3M$4.3M
2010$6.3M$6.3M
2009$40.0K$40.0K
2008$5.4M$5.4M

Federal awards

Obligated amounts from USAspending.gov6, by calendar year, 2008–2026, for its registration. Obligations are what agencies committed, not always what was paid out. Contracts pay for goods and services; grants, loans and direct payments are assistance. Loans are charted at the face value of the loans listed here. An award’s amount below is its lifetime total, and some began before the years charted.

Largest grants

  1. May 8, 2020$11.9M from Federal Transit Administration: Federal Transit Formula Grants7 To CHATTANOOGA AREA REGIONAL TRANSPORTATION AUTHORITY Award TN-2020-009
  2. Aug 22, 2022$11.4M from Federal Transit Administration: Federal Transit Formula Grants8 To CHATTANOOGA AREA REGIONAL TRANSPORTATION AUTHORITY Award TN-2022-021
  3. Sep 2, 2021$10.9M from Federal Transit Administration: Buses And Bus Facilities Formula, Competitive, And Low Or No Emissions Programs9 To CHATTANOOGA AREA REGIONAL TRANSPORTATION AUTHORITY Award TN-2021-035
  4. Sep 2, 2021$8.0M from Federal Transit Administration: Federal Transit Formula Grants10 To CHATTANOOGA AREA REGIONAL TRANSPORTATION AUTHORITY Award TN-2021-034
  5. Jul 29, 2024$6.2M from Federal Transit Administration: Federal Transit Formula Grants11 To CHATTANOOGA AREA REGIONAL TRANSPORTATION AUTHORITY Award TN-2024-022
  6. Jul 13, 2023$5.1M from Federal Transit Administration: Federal Transit Formula Grants12 To CHATTANOOGA AREA REGIONAL TRANSPORTATION AUTHORITY Award TN-2023-020
  7. Aug 6, 2025$4.3M from Federal Transit Administration: Federal Transit Formula Grants13 To CHATTANOOGA AREA REGIONAL TRANSPORTATION AUTHORITY Award TN-2025-020
  8. May 24, 2012$4.1M from Federal Transit Administration: Federal Transit_Capital Investment Grants14 To CHATTANOOGA AREA REGIONAL TRANSPORTATION AUTHORITY Award TN-04-0063-00