The 2020 Jeep Wrangler has a fuel tank capacity of 17.5 to 21.5 gallons (66–81 liters), depending on the trim. The most common size is 21.5 gallons, used on 13 trims.
A full tank is good for roughly 385–495 highway miles or 298–452 miles around town, going by the EPA ratings.
020 gal40 gal
21.5 gal · Bigger than 76% of 2020 models we list.
Unlimited Sahara 4dr SUV 4WD3.6L 6cyl 6M · 4WD · RegularMPG 17 / 23Range 366 / 495 mi
3.6L 6cyl 6M
4WD
21.5 gal81 L
Regular
17 / 23
366 / 495 mi
Unlimited Sahara Altitude 4dr SUV 4WD3.6L 6cyl 6M · 4WD · RegularMPG 17 / 23Range 366 / 495 mi
3.6L 6cyl 6M
4WD
21.5 gal81 L
Regular
17 / 23
366 / 495 mi
Unlimited Sport 4dr SUV 4WD3.6L 6cyl 6M · 4WD · RegularMPG 17 / 23Range 366 / 495 mi
3.6L 6cyl 6M
4WD
21.5 gal81 L
Regular
17 / 23
366 / 495 mi
Unlimited Sport Altitude 4dr SUV 4WD3.6L 6cyl 6M · 4WD · RegularMPG 17 / 23Range 366 / 495 mi
3.6L 6cyl 6M
4WD
21.5 gal81 L
Regular
17 / 23
366 / 495 mi
Unlimited Sport S 4dr SUV 4WD3.6L 6cyl 6M · 4WD · RegularMPG 17 / 23Range 366 / 495 mi
3.6L 6cyl 6M
4WD
21.5 gal81 L
Regular
17 / 23
366 / 495 mi
Unlimited Willys 4dr SUV 4WD3.6L 6cyl 6M · 4WD · RegularMPG 17 / 23Range 366 / 495 mi
3.6L 6cyl 6M
4WD
21.5 gal81 L
Regular
17 / 23
366 / 495 mi
Unlimited Willys Sport 4dr SUV 4WD3.6L 6cyl 6M · 4WD · RegularMPG 17 / 23Range 366 / 495 mi
3.6L 6cyl 6M
4WD
21.5 gal81 L
Regular
17 / 23
366 / 495 mi
No trim matches all of these filters.
Tank figures are the manufacturer's rated capacity, sorted smallest tank first. Range is tank size times EPA city or highway MPG.
How far a 2020 Jeep Wrangler goes on a tank
Gallons left and the distance they cover at each mark on the fuel gauge, at EPA city and highway mileage. At the combined rating of 19 MPG, a full 21.5-gallon tank covers about 409 miles.
Gauge
Gallons
Highway miles
City miles
Full
21.5
495
366
3/4
16.1
371
274
1/2
10.8
247
183
1/4
5.4
124
91
1/8
2.7
62
46
Over 15,000 miles a year (the EPA's yearly estimate) this configuration uses about 789 gallons, roughly 37 full tanks.
Fuel gauges aren't perfectly linear and the low-fuel light comes on with a few gallons still in the tank, so plan your stop before the last eighth.
At 21.5 gallons, the Wrangler's largest tank ranks second of the seven 2020 SUVs compared here. The Chevrolet Blazer carries the most (21.7 gal) and the Mitsubishi Outlander PHEV the least (11.3 gal).
Picked by body style and size: other 2020 SUVs within about 5% of the Wrangler's length and 15% of its curb weight, one model per brand.
2020 Jeep Wrangler fuel system recalls
NHTSA lists 3 fuel-system recalls for the 2020 Jeep Wrangler, out of 13 recalls in total. A recall applies only to the vehicles named in it, so check your VIN.
Structure · Frame and membersMar 23, 2023 · NHTSA 23V191000 · Chrysler (Fca Us, LLC) · 35,829 vehicles
Chrysler (FCA US, LLC) is recalling certain 2020-2022 Jeep Wrangler vehicles. A stud on the frame assembly may puncture the fuel tank in a crash, which can result in a fuel leak.
Risk and remedy
Risk: A fuel leak in the presence of an ignition source increases the risk of a fire.
Remedy: Dealers will inspect and, if necessary, remove the frame stud and apply paint, free of charge. Owner notification letters were mailed April 6, 2023. Owners may contact FCA US, LLC customer service at 1-800-853-1403. FCA US, LLC's number for this recall is 28A.
Chrysler (FCA US, LLC) is recalling certain 2020-2022 Jeep Wrangler, Ram 1500, and 2021-2022 Jeep Gladiator vehicles equipped with 3.0L diesel engines. The high pressure fuel pump (HPFP) may fail, causing an engine stall.
Risk and remedy
Risk: An engine stall can increase the risk of a crash.
Remedy: Dealers will replace the HPFP and inspect and replace additional fuel system components, as necessary, free of charge. Owner notification letters were mailed October 17, 2023. Owners may contact Chrysler customer service at 1-800-853-1403. Chrysler's number for this recall is Z96.
Delivery · Hoses, lines/piping, and fittingsAug 26, 2021 · NHTSA 21V665000 · Chrysler (Fca Us, LLC) · 14,410 vehicles
Chrysler (FCA US, LLC) is recalling certain 2020 Jeep Wrangler vehicles equipped with the 2.0 Liter engine. A cracked fuel supply line connector may leak fuel into the engine compartment.
Risk and remedy
Risk: A fuel leak in the presence of an ignition source increases the risk of fire.
Remedy: Dealers will inspect and replace the fuel supply line as needed, free of charge. Owner notification letters were mailed on September 10, 2021. Owners may contact FCA US LLC customer service at 1-800-853-140. FCA US LLC's number for this recall is Y10.
What is the fuel tank capacity of the 2020 Jeep Wrangler?
The 2020 Jeep Wrangler holds between 17.5 and 21.5 gallons, depending on the trim. 21.5 gallons is the usual size; the smaller 17.5-gallon tank is on the Black and Tan 2dr SUV 4WD.
How many gallons and liters does the 2020 Jeep Wrangler gas tank hold?
The 2020 Jeep Wrangler tank holds 66–81 liters, or 17.5–21.5 gallons in US gallons.
Which 2020 Jeep Wrangler has the biggest gas tank?
The 21.5-gallon tank is on the Unlimited Black and Tan 4dr SUV 4WD, Unlimited Freedom 4dr SUV 4WD, Unlimited High Altitude 4dr SUV 4WD and 10 other trims. The smallest tank, 17.5 gallons, is on the Black and Tan 2dr SUV 4WD.
How far can a 2020 Jeep Wrangler go on a full tank?
About 385–495 miles on the highway and 298–452 miles in town, going from full to empty at its EPA ratings. Expect less in practice, since nobody runs the tank dry.
How many miles can a 2020 Jeep Wrangler go on a quarter tank?
About 124 highway miles or 91 in town from the 21.5-gallon tank, which has roughly 5.4 gallons left at the quarter mark. Gauges aren't exact, so treat that as a guide.
What gas does the 2020 Jeep Wrangler take?
Regular unleaded, or Premium unleaded (recommended), depending on the engine. The label inside the fuel door confirms it for your car.
How much does it cost to fill up a 2020 Jeep Wrangler?
At the US average of $4.27 a gallon for regular (EIA, week of October 26, 2026), filling the 21.5-gallon tank from empty costs $91.80. It ranges from $79.55 in the Gulf Coast to $126.63 in California.
How much does a full tank of gas weigh in a 2020 Jeep Wrangler?
About 133 pounds for the 21.5-gallon tank. Gasoline weighs roughly 6.2 pounds a gallon.
Does the 2020 Jeep Wrangler have a bigger gas tank than the Ford Edge?
Yes. The 2020 Jeep Wrangler holds up to 21.5 gallons; the 2020 Ford Edge holds up to 18.5.
Has the 2020 Jeep Wrangler had a fuel pump or fuel system recall?
Yes. NHTSA lists 3 fuel-system recalls for the 2020 Jeep Wrangler: 23V191000 (structure · frame and members); 22V767000 (delivery · fuel pump); 21V665000 (delivery · hoses, lines/piping, and fittings). Check your VIN at nhtsa.gov/recalls to see if your car is affected.
Sources
Tank sizes: manufacturer-rated capacities from US-market specifications, cross-checked against a second spec database. Updated October 2026.
MPG and range: EPA ratings (fueleconomy.gov). Range is tank size times EPA MPG.