U.S. Patent No. 12,236,477 — Patented Automotive Data Standardization Technology · Patent Pending for Additional Innovations
OAV
2021 Toyota Sienna

Vehicle Details

VIN5TDDRKEC6MS014915
TrimXSE
Exterior ColorRed
DrivetrainFWD
Engine2.5L I4
TransmissionCVT
Fuel TypeUnleaded
Inventory Typeused
MSRP$38,887
Days on Lot3
Days on Market87

2021 Toyota Sienna

XSE

Fair Price
$38,88773,766 miles

Ballwin, MO 63011

Market price position

38,887
38,887
38,887

$38,887 · only listing at this price

$38,887 — single data point
Regional range
$38,887 (0 listings)
vs. market
Exact match — no spread
Comparable vehicles
0

Dealer Info

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Ballwin, MO

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About This 2021 Toyota Sienna

Listing updated: Apr 21, 2026

Listed by a franchise dealer in Ballwin, MO · On lot for 3 days · VIN verifiable at NHTSA

This used 2021 Toyota Sienna XSE is listed at $38,887 by a franchise dealer in Ballwin, MO 63011. It has 73,766 miles on the odometer. The exterior color is Red. It features a FWD drivetrain with a 2.5L I4 engine and CVT transmission.

OAV's AI-powered Price-to-Market analysis rates this vehicle as Fair Price — priced at market value. Based on available similar vehicles in the Ballwin market, the estimated market range is $38,887 to $38,887.

This vehicle has been on the lot for 3 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 Toyota Sienna 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 a franchise dealer in Ballwin, MO, one of 57,000+ U.S. dealerships in OAV's nationwide inventory network. The VIN 5TDDRKEC6MS014915 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 Toyota Sienna Market in MO

Comparable Vehicles

135

Average Price

$35,672

Price Range

$16,859–$68,900

Avg Days on Lot

41

Based on 135 comparable 2019-2023 Toyota Sienna listings in MO, the average asking price is $35,672. This listing at $38,887 is $3,215 above average (9% above market). Comparable prices in MO range from $16,859 to $68,900. Similar vehicles spend an average of 41 days on dealer lots in this market.

Similar Toyota Sienna Listings in MO

8 comparable vehicles with similar year and mileage