Diablo Subaru of Walnut Creek is pleased to present for sale this 2021 Mazda CX-30 Premium as part of our hand-selected pre owned lineup. This vehicle is finished in the Jet Black Mica exterior paint and Black interior. Other factory options include: I4 FWD 6-Speed Automatic

Prices include $85 document processing charge, $59 emissions testing charge, $37 electronic filing charge (not governmental fees), and $350 Wheel Locks. Plus, government fees and taxes, and any finance charges. Recent Arrival! 25/33 City/Highway MPG Some of our Pre-Owned vehicles may be subject to unrepaired safety recalls. Check for a vehicle??s unrepaired recalls by VIN at http://vinrcl.safercar.gov/vin/

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4.3out of 5 overall

5.0
Smooth sporty ride
by Lisa S on 5/25/2026 12:31:18 PM
This is my first Mazda and I’m so happy with it. The seats maybe a bit firm at first but mine did get cozier over time. I also love the way the interior is formed like a cockpit and not angular like most car interiors. I also love the touchless computer display. The controls are on the console so you don’t have to poke the screen which feels very distracting.…
5.0
Remind any request for sale or trade
by Retention of vehicle on 1/12/2026 4:30:49 PM
I'm no longer interested in selling my vehicle or replacing it, my vehicle is still in pristine condition and I plan to keep it, initially I was interested in trading for a cx5 or cx50 but changed my mind, any recall on the vehicle has been taken care of and the vehicle will remain in my possession…
5.0
A great little SUV
by Zoom zoom on 11/3/2025 1:23:22 AM
I got a 2024 base model cx30 In June of 2024 and it’s been an excellent great on gas small SUV It reminds me more of a hatchback but apparently it’s technically an SUV I’ve got the non turbo and TBH It’s got good pep for a 2.5 and The 2.4 skyActiv engine has got a very good reliability reputation I’ve had a older Mazda 3 hatchback with the 2.5 engine years back and that was an excellent car as well Overall I’d highly recommend this vehicle for someone looking for a smaller AWD reliable SUV That’s very good on gas…

*Prices include $85 document processing charge, $59 emissions testing charge, $37 electronic filing charge (not governmental fees), and $350 Wheel Locks. Plus, government fees and taxes, and any finance charges.

WARNING: Operating, servicing and maintaining a passenger vehicle can expose you to chemicals including engine exhaust, carbon monoxide, phthalates, and lead, which are known to the State of California to cause cancer and birth defects or other reproductive harm. To minimize exposure, avoid breathing exhaust, do not idle the engine except as necessary, service your vehicle in a well-ventilated area and wear gloves or wash your hands frequently when servicing your vehicle. For more information go to http://www.p65warnings.ca.gov/passenger-vehicle

2021 Mazda CX-30 Premium

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