Based on data from 17 vehicles, 582 fuel-ups and 152,145 miles of driving, the 2024 Mazda CX-30 gets a combined Avg MPG of 28.75 with a 0.37 MPG margin of error.

Any Engine Type GAS (1) H4 GAS (1) L4 GAS (4) Any Body Style Sport Utility (5) Wagon (2) Any Submodel GT (2) Preferred (9) Other (6)

Below you can see a distribution of the fuel-ups with 13 outliers (2.18%) removed.

Following shows the average MPG of each of the 17 vehicles in the system.

• CX-30

  2024 Mazda CX-30 2.5 S PR AWD GAS Automatic 6 Speed
  Added Aug 2024 • 89 Fuel-ups

  Property of lflopez1203

• 31.5 Avg MPG

• Mazda CX-30

  2024 Mazda CX-30 S
  Added Sep 2025 • 47 Fuel-ups

  Property of tjarrard

• 31.3 Avg MPG

• My CX-30

  2024 Mazda CX-30 GT
  Added Feb 2025 • 46 Fuel-ups

  Property of jaredd19

• 25.9 Avg MPG

• Grey CX-30

  2024 Mazda CX-30 Preferred
  Added Apr 2025 • 51 Fuel-ups

  Property of jaskinny

• 30.0 Avg MPG

• CX-30

  2024 Mazda CX-30 Preferred
  Added Jul 2024 • 12 Fuel-ups

  Property of Bamaron

• 28.3 Avg MPG

• Maddie

  2024 Mazda CX-30 Carbon Edition L4 GAS
  Added Nov 2025 • 9 Fuel-ups

  Property of fatboypup

• 39.4 Avg MPG

• My CX-30

  2024 Mazda CX-30 Preferred
  Added Jul 2024 • 55 Fuel-ups

  Property of lrowen

• 26.5 Avg MPG

• Sarah's

  2024 Mazda CX-30 GT L4 GAS Automatic 6 Speed
  Added Jun 2025 • 14 Fuel-ups

  Property of raoufhakam

• 30.5 Avg MPG

• My CX-30

  2024 Mazda CX-30 Preferred
  Added Sep 2024 • 57 Fuel-ups

  Property of compaqbob

• 27.9 Avg MPG

• My CX-30

  2024 Mazda CX-30 Takumi H4 GAS Automatic 6 Speed
  Added Oct 2024 • 30 Fuel-ups

  Property of DaveLgt

• 33.8 Avg MPG

• Red CX 30

  2024 Mazda CX-30 Preferred Automatic 6 Speed Sport Utility
  Added Jul 2024 • 118 Fuel-ups

  Property of CountableKitty

• 27.4 Avg MPG

• 24 CX-30

  2024 Mazda CX-30 Preferred
  Added Oct 2024 • 28 Fuel-ups

  Property of Krause

• 27.5 Avg MPG

• My CX-30

  2024 Mazda CX-30 Preferred
  Added Jun 2025 • 4 Fuel-ups

  Property of edk

• 26.2 Avg MPG

• Kodo Shark

  2024 Mazda CX-30 High+ Premium L4 GAS Automatic 6 Speed
  Added Sep 2024 • 20 Fuel-ups

  Property of ZeneticX

• 25.4 Avg MPG

• Mazda “Smurfette”

  2024 Mazda CX-30 Preferred
  Added Sep 2024 • 15 Fuel-ups

  Property of beefcheng

• 20.7 Avg MPG

• CX30

  2024 Mazda CX-30 Preferred Automatic 6 Speed Wagon
  Added Jan 2025 • 9 Fuel-ups

  Property of sue2678

• 26.7 Avg MPG

• CX-30

  2024 Mazda CX-30 2.5 S L4 GAS Automatic 6 Speed
  Added Jul 2024 • 46 Fuel-ups

  Property of dan99gpgt

• 31.0 Avg MPG