Based on data from 289 vehicles, 19,896 fuel-ups and 6,919,571 miles of driving, the 2021 Chevrolet Silverado 1500 gets a combined Avg MPG of 19.10 with a 0.09 MPG margin of error.

Any Engine Type 2.7L L4 GAS (33) 3.0L L6 DIESEL (110) 4.3L V6 GAS (3) 5.3L V8 FLEX (2) 5.3L V8 GAS (113) 6.2L V8 GAS (22) V6 GAS (1) V8 GAS (3) Any Body Style Extended Cab Pickup (5) Crew Cab Pickup (75) Cab & Chassis (1) Cab & Chassis - Crew Cab (1) Any Submodel WT (3) Custom Trail Boss (10) High Country (12) Custom (23) LTZ (29) LT Trail Boss (53) LT (61) RST (98)

Below you can see a distribution of the fuel-ups with 123 outliers (0.61%) removed.

Following shows the average MPG of each of the 289 vehicles in the system.

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• My Silverado 1500

  2021 Chevrolet Silverado 1500 Custom 2.7L L4 GAS Automatic 8 Speed
  Added Feb 2021 • 114 Fuel-ups

  Property of fatboy1017

• 18.3 Avg MPG

• My Silverado Z71

  2021 Chevrolet Silverado 1500 LTZ 6.2L V8 GAS Automatic 10 Speed
  Added Apr 2023 • 66 Fuel-ups

  Property of Jeff272

• 18.8 Avg MPG

• My Silverado 1500

  2021 Chevrolet Silverado 1500 LT 5.3L V8 GAS Automatic 8 Speed
  Added Jul 2022 • 48 Fuel-ups

  Property of blydawg

• 18.5 Avg MPG

• My Silverado 1500

  2021 Chevrolet Silverado 1500 LTZ 3.0L L6 DIESEL Automatic 10 Speed
  Added Sep 2023 • 9 Fuel-ups

  Property of ctuchfarber

• 26.1 Avg MPG

• Silverado 2021

  2021 Chevrolet Silverado 1500 RST 5.3L V8 GAS Automatic 8 Speed
  Added Aug 2021 • 88 Fuel-ups

  Property of DougieFresh

• 18.6 Avg MPG

• Silverado Z71 Crew LT

  2021 Chevrolet Silverado 1500 LT 5.3L V8 GAS Automatic 8 Speed Crew Cab Pickup
  Added Jul 2023 • 19 Fuel-ups

  Property of QuickN

• 21.5 Avg MPG

• Little D

  2021 Chevrolet Silverado 1500 LT 3.0L L6 DIESEL Automatic 10 Speed
  Added Jan 2023 • 42 Fuel-ups

  Property of I_Love_diesel

• 22.1 Avg MPG

• Big red

  2021 Chevrolet Silverado 1500 High Country 3.0L L6 DIESEL Automatic 10 Speed Crew Cab Pickup
  Added Jan 2023 • 20 Fuel-ups

  Property of dpalumbo25

• 26.2 Avg MPG

• 21 Silverado 1500

  2021 Chevrolet Silverado 1500 RST 5.3L V8 GAS Automatic 8 Speed
  Added Mar 2021 • 256 Fuel-ups

  Property of lost_okie

• 15.7 Avg MPG

• 2021 Silverado 1500 RST 3.0 Duramax

  2021 Chevrolet Silverado 1500 RST 3.0L L6 DIESEL Automatic 10 Speed
  Added Aug 2023 • 7 Fuel-ups

  Property of polarxj

• 24.5 Avg MPG

• Minimax

  2021 Chevrolet Silverado 1500 LTZ 3.0L L6 DIESEL Automatic 10 Speed
  Added Dec 2021 • 71 Fuel-ups

  Property of Benny_13

• 25.8 Avg MPG

• My Silverado 1500

  2021 Chevrolet Silverado 1500 RST 3.0L L6 DIESEL Automatic 10 Speed
  Added Feb 2021 • 169 Fuel-ups

  Property of joshbray

• 26.0 Avg MPG

• ‘21 White Silverado 1500

  2021 Chevrolet Silverado 1500 Custom 2.7L L4 GAS Automatic 8 Speed
  Added Mar 2021 • 85 Fuel-ups

  Property of Dstumpy1

• 20.1 Avg MPG

• Silverado

  2021 Chevrolet Silverado 1500 LTZ 3.0L L6 DIESEL Automatic 10 Speed Crew Cab Pickup
  Added May 2021 • 32 Fuel-ups

  Property of junkmail50

• 27.6 Avg MPG

• 2021 RST

  2021 Chevrolet Silverado 1500 RST 2.7L L4 GAS Automatic 8 Speed Crew Cab Pickup
  Added Sep 2021 • 73 Fuel-ups

  Property of berning

• 21.7 Avg MPG

• My Silverado 1500

  2021 Chevrolet Silverado 1500 LT 5.3L V8 GAS Automatic 8 Speed
  Added May 2022 • 68 Fuel-ups

  Property of Aggie2005

• 19.5 Avg MPG

• My Silverado 1500

  2021 Chevrolet Silverado 1500 RST 3.0L L6 DIESEL Automatic 10 Speed
  Added May 2021 • 104 Fuel-ups

  Property of jgordon1265

• 26.4 Avg MPG

• RET 2021 Chevy Silverado 1500

  2021 Chevrolet Silverado 1500 LT 5.3L V8 GAS Automatic 8 Speed
  Added Feb 2021 • 270 Fuel-ups

  Property of pc2068

• 17.4 Avg MPG

• Old - 2021 Silverado 1500

  2021 Chevrolet Silverado 1500 RST 3.0L L6 DIESEL Automatic 10 Speed
  Added Dec 2021 • 151 Fuel-ups

  Property of tlrskunk

• 23.8 Avg MPG

• My Silverado 1500

  2021 Chevrolet Silverado 1500 LT 3.0L L6 DIESEL Automatic 10 Speed
  Added Feb 2021 • 60 Fuel-ups

  Property of eighthkid

• 20.1 Avg MPG

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