
Vehicle Details
2021 Nissan Altima
S
Santa Ana, CA 92703
Is this 2021 Nissan Altima S a good deal?
OAV verdict: Fair Price
Why: Listed at $17,150, comparable market range $8,490–$19,995, based on 16 comparable listings. Days on lot: 969 days (market average 69 days).
Market price position
$17,150 · within market range
- Regional range
- $8,490 – $19,995
- vs. market
- $8,660 above low · $2,845 below high
- Comparable vehicles
- 16
Similar vehicles recently sold in an estimated 17–90 days.
- This listing has been on market about 10.8x longer than typical for similar vehicles (cohort sells in 17–90 days; this one is at 969). Long days-on-lot on a fast-turn cohort can signal title concerns, mechanical issues, or pricing the dealer won't actually honor. Recommend a vehicle history report before spending more time.
Market Breakdown
Local = comparable listings in the same metro. Regional = comparable listings across the broader state or multi-state region. Both ranges refresh daily.
Dealer Info
Santa Ana, CA
This dealer is not yet on OAV
Request a connection and we'll notify the dealer you're interested
About This 2021 Nissan Altima
Listing updated: May 17, 2026Listed by an independent dealer in Santa Ana, CA · On lot for 969 days · VIN verifiable at NHTSA
This used 2021 Nissan Altima S is listed at $17,150 by an independent dealer in Santa Ana, CA 92703. It has 39,871 miles on the odometer. The exterior color is Gray. 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 16 similar vehicles in the Santa Ana market, the estimated market range is $8,490 to $19,995.
This vehicle has been on the lot for 969 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 Santa Ana, CA sedans 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 Nissan Altima 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:
- Great Deal — priced below the typical range for comparable vehicles.
- Fair Price — priced within the expected range for comparable vehicles.
- Overpriced — priced above the typical range for comparable vehicles.
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 Santa Ana, CA, one of 57,000+ U.S. dealerships in OAV's nationwide inventory network.The VIN 1N4BL4BV3MN378344 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 Nissan Altima Market in CA
Comparable Vehicles
1,427
Average Price
$18,024
Price Range
$7,995–$28,995
Avg Days on Lot
69
Based on 1,427 comparable 2019-2023 Nissan Altima listings in CA, the average asking price is $18,024. This listing at $17,150 is $874 below average (5% below market). Comparable prices in CA range from $7,995 to $28,995. Similar vehicles spend an average of 69 days on dealer lots in this market.
Similar Nissan Altima Listings in CA
8 comparable vehicles within ±2 model years and ±30,000 miles (subject trim: S — compare trims below)

2019 Nissan Altima
S
Riverside, CA

2020 Nissan Altima
S
Fresno, CA

2020 Nissan Altima
S
Lancaster, CA

2020 Nissan Altima
S
San Diego, CA

2021 Nissan Altima
S
Healdsburg, CA

2021 Nissan Altima
S
Gilroy, CA

2021 Nissan Altima
S
Hemet, CA

2021 Nissan Altima
S
Lake Elsinore, CA