Gray
2021 Mercedes-Benz GLS GLS 450
$49,036est. $844/mo
- 18,492 mi
- AWD
- 9-Speed Automatic
- Hybrid
- SUV
Khodas Cars · Gilroy, CA
2021 Mercedes-Benz GLS
Shop 55 2021 Mercedes-Benz GLS listings from 55 dealers nationwide. Asking prices from $28,485, median $38,788. Prices by year, FAQ and price history.
55 active listings. Asking prices from $28,485 to $114,490. These are asking prices, not sold-price averages. 2021 Mercedes-Benz GLS prices, price changes & market data
2021 Mercedes-Benz GLS overview
AutosXchange lists 55 2021 Mercedes-Benz GLS listings from 55 dealerships in 21 states. Asking prices run from $28,485 to $114,490, with a median of $38,788. Used examples average 59,128 miles. All listings are 2021 models. California has the most listings (7), followed by Pennsylvania and Florida.
Where to find a 2021 Mercedes-Benz GLS
- California 7
- Pennsylvania 7
- Florida 7
- Colorado 3
- North Carolina 3
- Tennessee 3
- Iowa 3
- Texas 3
- Georgia 2
- Virginia 2
Shop 2021 Mercedes-Benz GLS by city
- 2021 Mercedes-Benz GLS in Philadelphia, PA 2
- 2021 Mercedes-Benz GLS in Gilroy, CA 1
- 2021 Mercedes-Benz GLS in Erie, PA 1
- 2021 Mercedes-Benz GLS in Anaheim, CA 1
- 2021 Mercedes-Benz GLS in Carlsbad, CA 1
- 2021 Mercedes-Benz GLS in Delray Beach, FL 1
- 2021 Mercedes-Benz GLS in Charlotte, NC 1
- 2021 Mercedes-Benz GLS in Franklin, TN 1
- 2021 Mercedes-Benz GLS in Fort Lauderdale, FL 1
- 2021 Mercedes-Benz GLS in Scottsdale, AZ 1
- 2021 Mercedes-Benz GLS in Sarasota, FL 1
- 2021 Mercedes-Benz GLS in Marietta, GA 1
2021 Mercedes-Benz GLS questions
How many 2021 Mercedes-Benz GLS cars are for sale on AutosXchange?
As of November 10, 2026, there are 55 listings from 55 dealerships across 21 states.
How much does a 2021 Mercedes-Benz GLS cost?
Dealer asking prices range from $28,485 to $114,490. The median asking price is $38,788, based on 55 listings that passed our data checks. These are asking prices, not sold prices.
Where are the most 2021 Mercedes-Benz GLS listings?
California (7), Pennsylvania (7), Florida (7) have the most 2021 Mercedes-Benz GLS listings on AutosXchange.
Are these 2021 Mercedes-Benz GLS listings real?
Yes. Every listing comes from a dealership's own published inventory, shows the exact VIN and the dealer's asking price, and links to the selling dealer.
All Mercedes-Benz GLS listings
Available 2021 Mercedes-Benz GLS vehicles
designo Cardinal Red Metallic
2021 Mercedes-Benz GLS 450 4MATIC
$44,485est. $766/mo
- 20,850 mi
- AWD
- 9-Speed Automatic
- Gasoline
- SUV
Acura Of Erie · Erie, PA
Polar White
2021 Mercedes-Benz GLS 450 GLS 450
$28,671est. $494/mo
- 95,196 mi
- AWD
- Automatic
- Gasoline
- SUV
Mercedes-Benz of Anaheim Hills · Anaheim, CA
2021 Mercedes-Benz GLS 450 4MATIC
$33,999est. $585/mo
- 78,670 mi
- AWD
- Automatic
- Gasoline
- SUV
BMW of Carlsbad · Carlsbad, CA
designo Diamond White Bright
2021 Mercedes-Benz GLS
$37,975est. $654/mo
- 68,420 mi
- AWD
- 9-Speed Automatic
- Hybrid
- SUV
Denver Auto Company · Parker, CO
Designo Cardinal Red Metallic
2021 Mercedes-Benz GLS GLS 450
$35,934est. $619/mo
- 63,838 mi
- AWD
- Automatic
- Gasoline
- SUV
Delray Buick GMC · Delray Beach, FL
Selenite Grey Metallic
2021 Mercedes-Benz GLS 450
$40,789est. $702/mo
- 56,403 mi
- AWD
- Automatic
- Hybrid
- SUV
Land Rover Charlotte · Charlotte, NC
Stock photo
1 photosCARFAXBlack
2021 Mercedes-Benz GLS AMG® GLS 63
$58,999est. $1,016/mo
- 56,865 mi
- AWD
- Automatic
- Gasoline
- SUV
Mercedes-Benz of Nashville · Franklin, TN
Black
2021 Mercedes-Benz GLS 4MATIC
$54,693est. $942/mo
- 18,766 mi
- AWD
- Automatic
- Gasoline
- SUV
Mercedes-Benz of Fort Lauderdale · Fort Lauderdale, FL
2021 Mercedes-Benz GLS GLS 450
$42,888est. $738/mo
- 59,478 mi
- AWD
- 9-Speed Automatic
- Hybrid
- SUV
MyAutoJack.com at Airpark Motor Cars · Scottsdale, AZ
Brilliant Blue Metallic
2021 Mercedes-Benz GLS GLS 450~APPLE CARPLAY~BLIND SPOT WARNING~BUCKETS SEATS~CRASH SEN
$38,788est. $668/mo
- 57,466 mi
- AWD
- Automatic
- SUV
Scotti's Auto Sales · Sarasota, FL
Gray
2021 Mercedes-Benz GLS GLS 580
$55,950est. $963/mo
- 42,950 mi
- AWD
- 9-Speed Automatic
- Gasoline
- SUV
A & T Trucks Inc · Philadelphia, PA
Silver Grey
2021 Mercedes-Benz GLS Maybach 600 4MATIC
$111,097est. $1,913/mo
- 23,542 mi
- AWD
- 9-Speed Automatic
- Gasoline
- SUV
Atlanta Autos · Marietta, GA
WHITE
2021 Mercedes-Benz GLS 450 4MATIC
$42,390est. $730/mo
- 38,600 mi
- AWD
- 9-Speed Automatic
- Gasoline
- SUV
Fred's Executive Auto · Woodbridge, VA
Mojave Silver Metallic
2021 Mercedes-Benz GLS 450
$28,485est. $490/mo
- 98,798 mi
- Automatic
- Hybrid
- SUV
Scott Mazda · Allentown, PA
Designo Diamond White Bright
2021 Mercedes-Benz GLS 450 GLS 450
$36,127est. $622/mo
- 71,150 mi
- AWD
- Automatic
- Gasoline
- SUV
Mercedes-Benz of Rocklin · Rocklin, CA
2021 Mercedes-Benz GLS 450 4MATIC
$37,930est. $653/mo
- 44,878 mi
- AWD
- 9-Speed Automatic
- Gasoline
- Car
BMW of Las Vegas · Las Vegas, NV
Red
2021 Mercedes-Benz GLS GLS 450
$34,557est. $595/mo
- 67,702 mi
- AWD
- 9-Speed Automatic
- Hybrid
- SUV
Marin Subaru · San Rafael, CA
2021 Mercedes-Benz GLS GLS 580 4MATIC SUV
$38,375est. $661/mo
- 85,058 mi
- SUV
Vehicles Nashville · Nashville, TN
2021 Mercedes-Benz GLS AMG GLS 63
$62,412est. $1,075/mo
- 72,616 mi
- AWD
- Automatic
- Gasoline
- SUV
Motor Werks Cadillac · Barrington, IL
Silver
2021 Mercedes-Benz GLS AMG GLS 63
$59,540est. $1,025/mo
- 79,612 mi
- AWD
- Automatic
- Gasoline
- SUV
CMA'S COLONIAL BUICK GMC · Charlottesville, VA
Black
2021 Mercedes-Benz GLS 450 4MATIC
$37,461est. $645/mo
- 64,258 mi
- AWD
- 9-Speed Automatic
- Gasoline
- SUV
McGrath Hyundai of Dubuque · Dubuque, IA
Polar White
2021 Mercedes-Benz GLS 450 4MATIC® SUV
$35,272est. $607/mo
- 59,062 mi
- 9-Speed Automatic
- Gasoline
- SUV
Mercedes-Benz of Palo Alto · Palo Alto, CA
2021 Mercedes-Benz GLS 63 AMG
$74,860est. $1,289/mo
- 25,066 mi
- AWD
- 9-Speed Automatic
- Gasoline
- SUV
Fishers Imports - North East · Fishers, IN
2021 Mercedes-Benz GLS GLS 580 W553902A
$44,139est. $760/mo
- 35,034 mi
- AWD
- Automatic
- Gasoline
- SUV
Ocean Cadillac · Miami, FL
Lunar Blue
2021 Mercedes-Benz GLS 580 GLS 580 AWD SUV
$41,800est. $720/mo
- 60,621 mi
- AWD
- Automatic
- Gasoline
- SUV
Steve White Chrysler Dodge Jeep Ram FIAT · Hickory, NC
Jet Black
2021 Mercedes-Benz GLS GLS 450
$34,671est. $597/mo
- 70,276 mi
- AWD
- 9-Speed Automatic
- Hybrid
- SUV
Kimberly BMW of Davenport · Davenport, IA
Obsidian Black Metallic
2021 Mercedes-Benz GLS GLS 63 AMG®
$66,872est. $1,151/mo
- 33,376 mi
- 9-Speed Automatic
- Gasoline
- SUV
McLaughlin Subaru · Moline, IL
Stock photo
1 photosCARFAXBlack
2021 Mercedes-Benz GLS GLS 450
$32,266est. $556/mo
- 87,901 mi
- AWD
- 9-Speed Automatic
- Gasoline
- SUV
Mercedes-Benz of Rochester · Rochester Hills, MI
White
2021 Mercedes-Benz GLS GLS 450 4MATIC SUV
$41,995est. $723/mo
- 45,058 mi
- AWD
- Automatic
- Gasoline
- SUV
United Auto Group · Carrollton, TX
Obsidian Black Metallic
2021 Mercedes-Benz GLS GLS 580
$38,235est. $658/mo
- 78,895 mi
- AWD
- 9-Speed Automatic
- Hybrid
- SUV
Serra Volvo of Traverse City · Traverse City, MI
Cardinal Red Metallic
2021 Mercedes-Benz GLS 580 4MATIC®
$42,413est. $730/mo
- 61,361 mi
- 9-Speed Automatic
- Gasoline
- SUV
Crain Ford of Little Rock · Little Rock, AR
Selenite Grey Metallic
2021 Mercedes-Benz GLS 450 4MATIC
$40,040est. $689/mo
- 25,568 mi
- AWD
- 9-Speed Automatic
- Gasoline
- SUV
Land Rover Sudbury · Sudbury, MA
Stock photo
1 photosCARFAXBlack
2021 Mercedes-Benz GLS GLS 450
$32,360est. $557/mo
- 70,503 mi
- 9-Speed Automatic
- Gasoline
- SUV
Taverna Chrysler Dodge Jeep Ram FIAT · Plantation, FL
Price drop −$1,447
65 photosCARFAX2021 Mercedes-Benz GLS Maybach GLS 600
$114,490was $115,937est. $1,971/mo
- 14,121 mi
- AWD
- 9-Speed Automatic
- Gasoline
- SUV
Gravity Autos Duluth · Duluth, GA
Mojave Silver Metallic
2021 Mercedes-Benz GLS SUV
$35,114est. $605/mo
- 88,339 mi
- AWD
- 9-Speed Automatic
- Gasoline
- SUV
Classic Mazda · Texarkana, TX
Selenite Gray Metallic
2021 Mercedes-Benz GLS 450 4MATIC SUV
$38,370est. $661/mo
- 60,301 mi
- 9-Speed Automatic
- Gasoline
- SUV
Mercedes-Benz of Pittsburgh · Pittsburgh, PA
White
2021 Mercedes-Benz GLS 580
$34,707est. $598/mo
- 88,243 mi
- Automatic
- Gasoline
- SUV
Ricart Chevrolet · Columbus, OH
Selenite Gray
2021 Mercedes-Benz GLS 450 4MATIC
$29,972est. $516/mo
- 86,772 mi
- AWD
- Automatic
- Gasoline
- Car
AutoNation Toyota Irvine · Irvine, CA
Price drop −$7,788
84 photosRed
2021 Mercedes-Benz GLS 450 4MATIC, Red, Mileage: 69,585
$30,706was $38,494est. $529/mo
- 69,585 mi
- AWD
- 9-Speed Automatic
- Gasoline
- SUV
Rolls Auto Sales · Philadelphia, PA
Silver
2021 Mercedes-Benz GLS
$45,999est. $792/mo
- 62,401 mi
- AWD
- 9-Speed Automatic
- Gasoline
- SUV
PRINCE AUTOMOBILES · San Antonio, TX
Blue Grey
2021 Mercedes-Benz GLS 450 4MATIC
$37,422est. $644/mo
- 66,966 mi
- AWD
- 9-Speed Automatic
- Gasoline
- SUV
Red's Auto & Truck · Longmont, CO
White
2021 Mercedes-Benz GLS GLS 450 UC351911A
$32,199est. $554/mo
- 91,588 mi
- Automatic
- Gasoline
- SUV
Red Noland Cadillac · Colorado Springs, CO
Designo Diamond White Bright - 799
2021 Mercedes-Benz GLS 450 4MATIC
$45,292est. $780/mo
- 28,065 mi
- AWD
- Automatic
- Gasoline
- SUV
Mercedes-Benz of Lancaster · East Petersburg, PA
Polar White
2021 Mercedes-Benz GLS AMG GLS 63 4MATIC+
$54,995est. $947/mo
- 77,106 mi
- AWD
- Automatic
- Gasoline
- SUV
Prime Motors · Ham Lake, MN
Diamond White Metallic
2021 Mercedes-Benz GLS GLS 63 AMG® SUV
$64,382est. $1,109/mo
- 53,603 mi
- 9-Speed Automatic
- Gasoline
- SUV
Land Rover Coral Gables · Coral Gables, FL
GREY
2021 Mercedes-Benz GLS GLS450
$29,950est. $516/mo
- 82,448 mi
- AWD
- Automatic
- Gasoline
- SUV
Compass Auto Sales · Wilmington, NC
Iridium Silver Metallic
2021 Mercedes-Benz GLS 450 4MATIC SUV
$45,499est. $783/mo
- 27,982 mi
- AWD
- 9-Speed Automatic
- Gasoline
- SUV
Mercedes-Benz of Creve Coeur · Creve Coeur, MO
Black
2021 Mercedes-Benz GLS GLS 580
$43,888est. $756/mo
- 55,632 mi
- AWD
- 9-Speed Automatic
- Gasoline
- SUV
Volkswagen of Puyallup · Puyallup, WA
Black
2021 Mercedes-Benz GLS AMG GLS 63
$74,999est. $1,291/mo
- 54,464 mi
- AWD
- 9-Speed Automatic
- Hybrid
- SUV
Z Motors · Chattanooga, TN
Brilliant Blue Metallic
2021 Mercedes-Benz GLS 450
$32,970est. $568/mo
- 85,396 mi
- Automatic
- Gasoline
- SUV
Billion Hyundai of Iowa City · Iowa City, IA
Obsidian Black Metallic
2021 Mercedes-Benz GLS 450 4MATIC
$32,662est. $562/mo
- 59,601 mi
- AWD
- 9-Speed Automatic
- Gasoline
- SUV
Midway Automotive Corp · Abington, MA
Blue Grey
2021 Mercedes-Benz GLS 450
$35,900est. $618/mo
- 68,614 mi
- AWD
- 9-Speed Automatic
- Gasoline
- SUV
Carmel Auto Gallery · Carmel, IN
White
2021 Mercedes-Benz GLS GLS450 4D SUV 4Matic
$34,999est. $603/mo
- 53,202 mi
- AWD
- Automatic
- Gasoline
- SUV
High Street Auto Connection · Pottstown, PA