Based on data from 306 vehicles, 23,161 fuel-ups and 8,084,401 miles of driving, the 2021 Chevrolet Silverado 1500 gets a combined Avg MPG of 19.10 with a 0.08 MPG margin of error.

Any Engine Type 2.7L L4 GAS (34) 3.0L L6 DIESEL (117) 4.3L V6 GAS (5) 5.3L V8 FLEX (2) 5.3L V8 GAS (120) 6.2L V8 GAS (22) V6 GAS (1) V8 GAS (3) Any Body Style Extended Cab Pickup (5) Crew Cab Pickup (78) Cab & Chassis (1) Cab & Chassis - Crew Cab (1) Any Submodel WT (4) Custom Trail Boss (11) High Country (13) Custom (25) LTZ (30) LT Trail Boss (54) LT (67) RST (102)

Below you can see a distribution of the fuel-ups with 150 outliers (0.64%) removed.

Following shows the average MPG of each of the 306 vehicles in the system.

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• Grey Ghost

  2021 Chevrolet Silverado 1500 Custom 2.7L L4 GAS Automatic 8 Speed Crew Cab Pickup
  Added May 2021 • 128 Fuel-ups

  Property of tcoilburner

• 20.0 Avg MPG

• Silverado 1500

  2021 Chevrolet Silverado 1500 LT 5.3L V8 GAS Automatic 10 Speed
  Added Nov 2020 • 128 Fuel-ups

  Property of ChristianNelson

• 18.1 Avg MPG

• My Silverado 1500

  2021 Chevrolet Silverado 1500 Custom Trail Boss 5.3L V8 GAS Automatic 10 Speed
  Added Jul 2024 • 34 Fuel-ups

  Property of cwelshy

• 17.2 Avg MPG

• Chevy Duramax

  2021 Chevrolet Silverado 1500 LT 3.0L L6 DIESEL Automatic 10 Speed Crew Cab Pickup
  Added Nov 2020 • 228 Fuel-ups

  Property of posio3

• 24.5 Avg MPG

• My Silverado 1500

  2021 Chevrolet Silverado 1500 LT 3.0L L6 DIESEL Automatic 10 Speed
  Added Jun 2021 • 163 Fuel-ups

  Property of geezer53

• 21.8 Avg MPG

• My Silverado 1500

  2021 Chevrolet Silverado 1500 LTZ 3.0L L6 DIESEL Automatic 10 Speed
  Added Apr 2021 • 86 Fuel-ups

  Property of wgalter

• 17.7 Avg MPG

• Trail Boss

  2021 Chevrolet Silverado 1500 LT Trail Boss 5.3L V8 GAS Automatic 10 Speed
  Added Oct 2021 • 210 Fuel-ups

  Property of Bray2011

• 14.8 Avg MPG

• My Silverado 1500

  2021 Chevrolet Silverado 1500 RST 3.0L L6 DIESEL Automatic 10 Speed
  Added Nov 2021 • 326 Fuel-ups

  Property of gboxx711

• 25.7 Avg MPG

• My Silverado 1500

  2021 Chevrolet Silverado 1500 LT Trail Boss 5.3L V8 GAS Automatic 10 Speed
  Added Nov 2020 • 281 Fuel-ups

  Property of mab2272

• 16.1 Avg MPG

• Chevy Silverado

  2021 Chevrolet Silverado 1500 LT 5.3L V8 GAS Automatic 8 Speed Crew Cab Pickup
  Added Feb 2022 • 102 Fuel-ups

  Property of mikearc095

• 18.2 Avg MPG

• 2021 Silverado 1500

  2021 Chevrolet Silverado 1500 LTZ 6.2L V8 GAS Automatic 10 Speed
  Added Apr 2021 • 98 Fuel-ups

  Property of dravo

• 14.2 Avg MPG

• My Silverado 1500

  2021 Chevrolet Silverado 1500 High Country 6.2L V8 GAS Automatic 10 Speed
  Added Mar 2023 • 182 Fuel-ups

  Property of drewhase7

• 14.6 Avg MPG

• My Silverado 1500

  2021 Chevrolet Silverado 1500 RST 3.0L L6 DIESEL Automatic 10 Speed
  Added Mar 2021 • 150 Fuel-ups

  Property of maouser

• 25.0 Avg MPG

• Chevy Silverado (2021)

  2021 Chevrolet Silverado 1500 LTZ 6.2L V8 GAS Automatic 10 Speed Crew Cab Pickup
  Added Dec 2020 • 330 Fuel-ups

  Property of JonWind

• 16.1 Avg MPG

• Bill’s Silverado 1500

  2021 Chevrolet Silverado 1500 RST 5.3L V8 GAS Automatic 8 Speed
  Added Sep 2024 • 5 Fuel-ups

  Property of wildbill1941

• 19.1 Avg MPG

• Big K's Baby D

  2021 Chevrolet Silverado 1500 High Country 3.0L L6 DIESEL Automatic 10 Speed Crew Cab Pickup
  Added Jan 2021 • 112 Fuel-ups

  Property of Kathalle

• 23.1 Avg MPG

• Silverado 1500

  2021 Chevrolet Silverado 1500 LT 5.3L V8 GAS Automatic 8 Speed
  Added Sep 2022 • 71 Fuel-ups

  Property of bilr514

• 14.9 Avg MPG

• Chevrolet Silverado 1500

  2021 Chevrolet Silverado 1500 RST
  Added Jun 2022 • 321 Fuel-ups

  Property of csr2962

• 19.3 Avg MPG

• My Silverado 1500

  2021 Chevrolet Silverado 1500 LT 5.3L V8 GAS Automatic 8 Speed
  Added Feb 2023 • 68 Fuel-ups

  Property of imccullough

• 16.2 Avg MPG

• My Silverado 1500

  2021 Chevrolet Silverado 1500 LT 3.0L L6 DIESEL Automatic 10 Speed
  Added May 2023 • 55 Fuel-ups

  Property of KyleValente

• 19.5 Avg MPG

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