U.S. Patent No. 12,236,477 — Patented Automotive Data Standardization Technology · Patent Pending for Additional Innovations
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2021 Mazda CX-30

Vehicle Details

VIN3MVDMBAL1MM300870
TrimS
Exterior ColorBlack
Drivetrain4WD
Engine2.5L I4
TransmissionAutomatic
Fuel TypeUnleaded
Inventory Typeused
Days on Lot4
Days on Market18

2021 Mazda CX-30

S

Overpriced
$22,99815,716 miles

Frederick, MD 21704

Market price position

18,998
21,863
22,998

$22,998 · $1,135 above market high

$18,998comparable$21,863
Regional range
$18,998 – $21,863
vs. market high
+ $1,135 (5% above)
Comparable vehicles
10
Demand-Verified· Backed by recent sales data

Similar vehicles recently sold in an estimated 1449 days.

Market Breakdown

Local = comparable listings in the same metro. Regional = comparable listings across the broader state or multi-state region. Both ranges refresh daily.

Regional Range$18,998 – $21,863

Dealer Info

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Frederick, MD

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About This 2021 Mazda CX-30

Listing updated: May 2, 2026

Listed by an independent dealer in Frederick, MD · On lot for 4 days · VIN verifiable at NHTSA

This used 2021 Mazda CX-30 S is listed at $22,998 by an independent dealer in Frederick, MD 21704. It has 15,716 miles on the odometer. The exterior color is Black. It features a 4WD drivetrain with a 2.5L I4 engine and Automatic transmission.

OAV's AI-powered Price-to-Market analysis rates this vehicle as Overpriced — priced above market value. Based on 10 similar vehicles in the Frederick market, the estimated market range is $18,998 to $21,863.

This vehicle has been on the lot for 4 days.

Analysis powered by OAV's patented inventory standardization technology (U.S. Patent No. 12,236,477).

How this deal is rated

OAV compares this 2021 Mazda CX-30 against similar vehicles currently available in the local and regional market — same make, model, and year range, filtered for comparable mileage. Based on where this listing falls in that comparable set, it is rated:

This rating refreshes daily as inventory enters and leaves the market. The dealer on this listing has not yet activated on OAV, so the business name and contact details are anonymized here. Activated (paying) dealers appear with their verified business name and a Verified badge.

How this listing is verified

This vehicle listing was aggregated from an independent dealer in Frederick, MD, one of 57,000+ U.S. dealerships in OAV's nationwide inventory network.The VIN 3MVDMBAL1MM300870 can be independently verified via the U.S. Department of Transportation's NHTSA VIN decoder, and safety recalls at NHTSA's recall database.

Vehicle attributes (year, make, model, trim, mileage, location) are standardized using OAV's patented methodology (U.S. Patent No. 12,236,477), which normalizes naming conventions and deduplicates cross-listed inventory across the dealership network. Listing data is refreshed daily; Price-to-Market analysis uses comparable vehicles within the same geographic market.

2021 Mazda CX-30 Market in MD

Comparable Vehicles

780

Average Price

$23,640

Price Range

$14,500–$32,666

Avg Days on Lot

24

Based on 780 comparable 2019-2023 Mazda CX-30 listings in MD, the average asking price is $23,640. This listing at $22,998 is $642 below average (3% below market). Comparable prices in MD range from $14,500 to $32,666. Similar vehicles spend an average of 24 days on dealer lots in this market.

Similar Mazda CX-30 Listings in MD

8 comparable vehicles with similar year and mileage