U.S. Patent No. 12,236,477 — Patented Automotive Data Standardization Technology
OAV
2021 Toyota Sienna

Vehicle Details

VIN5TDDSKFC2MS023694
TrimXSE
Exterior ColorBlack
Drivetrain4WD
Engine2.5L I4
TransmissionCVT
Fuel TypeUnleaded
Inventory Typeused
Days on Lot7

2021 Toyota Sienna

XSE

Fair Price
$36,880100,009 mi

Hayward, CA 94544

Is this 2021 Toyota Sienna XSE a good deal?

OAV verdict: Fair Price

Why: Listed at $36,880, comparable market range $32,961–$42,990, based on 10 comparable listings. Days on lot: 7 days (market average 55 days).

Market price position

32,961
42,990
36,880

$36,880 · within market range

$32,961comparable$42,990
Regional range
$32,961 – $42,990
vs. market
$3,919 above low · $6,110 below high
Comparable vehicles
10
Demand-Verified· Backed by recent sales data

Similar vehicles recently sold in an estimated 1453 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$32,961 – $42,990

Dealer Info

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Hayward, CA

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About This 2021 Toyota Sienna

Listing updated: May 20, 2026

Listed by an independent dealer in Hayward, CA · On lot for 7 days · VIN verifiable at NHTSA

This used 2021 Toyota Sienna XSE is listed at $36,880 by an independent dealer in Hayward, CA 94544. It has 100,009 miles on the odometer. The exterior color is Black. It features a 4WD 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 10 similar vehicles in the Hayward market, the estimated market range is $32,961 to $42,990.

This vehicle has been on the lot for 7 days.

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

Market context

This listing is part of OAV's broader Hayward, CA minivans market analysis. OAV compares vehicles using local and regional price-to-market ranges, days-on-lot, comparable count, and demand signals where available.

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:

Listings show OAV's PTM-derived deal quality and live market context. OAV-claimed dealers manage their listing profile and route buyer inquiries directly. Paid OAV partners surface additional verification signals.

How this listing is verified

This vehicle listing was aggregated from an independent dealer in Hayward, CA, one of 57,000+ U.S. dealerships in OAV's nationwide inventory network.The VIN 5TDDSKFC2MS023694 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 CA

Comparable Vehicles

531

Average Price

$35,905

Price Range

$13,995–$72,995

Avg Days on Lot

55

Based on 531 comparable 2019-2023 Toyota Sienna listings in CA, the average asking price is $35,905. This listing at $36,880 is $975 above average (3% above market). Comparable prices in CA range from $13,995 to $72,995. Similar vehicles spend an average of 55 days on dealer lots in this market.

Similar Toyota Sienna Listings in CA

8 comparable vehicles within ±2 model years and ±30,000 miles (subject trim: XSE — compare trims below)