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2020 Mercedes-Benz C 300 market value, prices & key facts

What dealers are asking for the 2020 Mercedes-Benz C 300 right now, from 15 current listings at 15 dealerships across 9 states, with EPA fuel economy, NHTSA safety ratings and recalls for this model year.

Asking prices of current listings · AutosXchange live dealer listings, November 10, 2026 · not sold prices

15Listings for sale now
$22,995Median asking price
$17,939–$28,789Typical range (10th–90th percentile)
52,011Median miles (15 listings with odometer)
15Dealerships listing it
See 2020 Mercedes-Benz C 300 listingsShop Mercedes-Benz C 300 for saleAll Mercedes-Benz C 300 yearsOther Mercedes-Benz models
In brief

2020 Mercedes-Benz C 300 overview

AutosXchange has 15 listed now, with a median asking price of $22,995 and median 52,011 miles.

Composed only from U.S. government data (EPA, NHTSA) and current AutosXchange listings; not a review.
Market snapshot

2020 Mercedes-Benz C 300: the market right now

Half of the 15 listings ask between $18,498 and $25,297.

$18,49825th percentile asking price
$22,995Median asking price
$25,29775th percentile asking price
52,011Median miles (middle half 39,526–89,161)
0Listings with a price cut since first listed
14Cities with listings

New vs. used (by odometer)

New or demo (under 100 mi): 0Used (100+ mi): 15

Top cities by supply

2020 Mercedes-Benz C 300 listings by cityEl Paso, TX: 2 listings, median $26,995; Rocklin, CA: 1 listings, median $23,162; San Jose, CA: 1 listings, median $28,480; Danbury, CT: 1 listings, median $17,500; Honolulu, HI: 1 listings, median $25,598; Naperville, IL: 1 listings, median $19,998; Lewiston, MN: 1 listings, median $18,745; Cinnaminson, NJ: 1 listings, median $17,999.El Paso, TXEl Paso, TX: 2 · median $27k2 · median $27kRocklin, CARocklin, CA: 1 · median $23.2k1 · median $23.2kSan Jose, CASan Jose, CA: 1 · median $28.5k1 · median $28.5kDanbury, CTDanbury, CT: 1 · median $17.5k1 · median $17.5kHonolulu, HIHonolulu, HI: 1 · median $25.6k1 · median $25.6kNaperville, ILNaperville, IL: 1 · median $20k1 · median $20kLewiston, MNLewiston, MN: 1 · median $18.7k1 · median $18.7kCinnaminson, NJCinnaminson, NJ: 1 · median $18k1 · median $18k
Price cuts: listings whose current asking price is below the price first recorded by AutosXchange (0 were raised). New vs. used is read from the odometer (under 100 miles = new or demo) because most dealer feeds carry no new/used flag.
Price vs. mileage

2020 Mercedes-Benz C 300: asking price vs. mileage

On the trend line, every 10,000 more miles goes with about $1,130 lower asking price.

2020 Mercedes-Benz C 300 asking price vs. mileageScatter of 12 current 2020 Mercedes-Benz C 300 listings (asking price against odometer miles), with a least-squares trend line of about $-1,130 per 10,000 miles.$16k$18k$20k$22k$24k$26k$28k$30k020k40k60k80k100kOdometer (miles)Asking price
Each dot is one current listing; the line is a straight least-squares fit over all of them. 3 extreme listings (top/bottom 1% of price or mileage) are outside the chart.
Price distribution

2020 Mercedes-Benz C 300: how asking prices are spread

Half of listings ask between $18,498 and $25,297; the most common band is $17,000–$18,000 (3 listings).

2020 Mercedes-Benz C 300 asking price distributionHistogram of 15 current 2020 Mercedes-Benz C 300 asking prices in 13 bins of $1,000; median $22,995.0123$17k–$18k: 3 listings$18k–$19k: 2 listings$19k–$20k: 2 listings$20k–$21k: 0 listings$21k–$22k: 0 listings$22k–$23k: 1 listing$23k–$24k: 1 listing$24k–$25k: 2 listings$25k–$26k: 1 listing$26k–$27k: 0 listings$27k–$28k: 0 listings$28k–$29k: 2 listings$29k–$30k: 1 listing$17k$20k$23k$26k$29k$30kMedian $22,995Asking price (bar height = number of listings)
Bars count listings in $1,000 price bands; the dashed line marks the median.
Where they are listed

2020 Mercedes-Benz C 300: listings by state

Texas has the most, with 4 listings (27% of 15).

2020 Mercedes-Benz C 300 listings by stateNumber of current 2020 Mercedes-Benz C 300 listings by dealer state: Texas 4, New Jersey 3, California 2, Connecticut 1, Hawaii 1, Illinois 1, Minnesota 1, New York 1, Oklahoma 1.TexasTexas: 4 · 27%4 · 27%New JerseyNew Jersey: 3 · 20%3 · 20%CaliforniaCalifornia: 2 · 13%2 · 13%ConnecticutConnecticut: 1 · 7%1 · 7%HawaiiHawaii: 1 · 7%1 · 7%IllinoisIllinois: 1 · 7%1 · 7%MinnesotaMinnesota: 1 · 7%1 · 7%New YorkNew York: 1 · 7%1 · 7%OklahomaOklahoma: 1 · 7%1 · 7%
Counts current AutosXchange listings by the selling dealer's state (9 states in total).
Current listings

2020 Mercedes-Benz C 300 for sale now: best value first

See all 15 2020 Mercedes-Benz C 300 listings
Sorted by how far each asking price is below the median of the same model within one model year (all current listings nationwide). Badges show listings at least 5% below that median. Listings priced under 60% of that median (often data errors or damaged vehicles) and model years with fewer than 5 comparable listings are listed after the ranked ones.

2020 Mercedes-Benz C 300 (all trims): market value

Market value (30 days): $22,283, based on 16 cars for sale now and 0 recently sold. Last listed price is the final advertised price of a listing before it was removed from sale, like a stock's last traded price. Market value is the median of last listed prices (listings removed in the window) together with current asking prices.

7-day market value
$22,283
based on 16 cars for sale now and 0 recently sold
Recently sold (last listed, 7d): No recent sales yetFor sale now (asking): $22,283 · based on 16 cars for sale now
based on 6 days of tracking since Nov 5, 2026
30-day market value
$22,283
based on 16 cars for sale now and 0 recently sold
Recently sold (last listed, 30d): No recent sales yetFor sale now (asking): $22,283 · based on 16 cars for sale now
based on 6 days of tracking since Nov 5, 2026
90-day market value
$22,283
based on 16 cars for sale now and 0 recently sold
Recently sold (last listed, 90d): No recent sales yetFor sale now (asking): $22,283 · based on 16 cars for sale now
based on 6 days of tracking since Nov 5, 2026

Market value, last listed and asking prices per day

  • Market value $22,283
  • Last listed median —
  • Current asking median $22,283

The daily chart appears after the second tracked day (30-day window).

30-day window, based on 6 days of tracking since Nov 5, 2026. Latest: market value based on 16 cars for sale now and 0 recently sold. One point per day; lines are smoothed curves through the daily values.

Only verified listings count (data-integrity checks); removals from a dealer's feed or website change, and cars still listed at another dealer, are not last listed prices.

2020 Mercedes-Benz C 300: market value by trim

TrimMarket value (30 days)Last listed medianCurrent asking median
C 300$23,079 · 8 prices—$23,079 · n 8

Each trim on its own: dealer-stated trims, median of last listed and current asking prices in 30 days, at least 3 prices.

2020 Mercedes-Benz C 300: retail value by area

Market value is the median of last listed prices (cars that left the market in the window) and current asking prices. Typical range = middle 80% of prices (10th to 90th percentile). Windows reach back only to Nov 5, 2026, when tracking began.

AreaMarket valuelast listed + current askingLast listedwhat it’s been pushed forCurrent askingcars for sale now
TX$24,000typical $20,900–$27,800n 4not enough data here$24,000typical $20,900–$27,800n 4
NJ$18,250typical $18,050–$23,050n 3not enough data here$18,250typical $18,050–$23,050n 3
CAnot enough data heren 2not enough data herenot enough data heren 2
National$22,250typical $18,000–$28,750n 16not enough data here$22,250typical $18,000–$28,750n 16
AutosXchange Intel

2020 Mercedes-Benz C 300 price activity

AutosXchange started tracking 2020 Mercedes-Benz C 300 prices on Nov 5, 2026. Price-activity trends appear once at least 30 listings from 5 dealers are tracked nationally.

Source: AutosXchange Intel Hub, autos-xchange.com/market. Asking prices of dealer listings tracked by AutosXchange since Nov 5, 2026, not sold prices; not seasonally adjusted. A market figure is published only with at least 30 listings from at least 5 dealers (no dealer above 40%). "Removed from sale" means a listing left the dealer's website; it is not a confirmed sale. Methodology
By model year

Mercedes-Benz C 300 market data by model year

Listings and median asking price per model year. Years with fewer than 5 listings link to the listings.
Shop locally

2020 Mercedes-Benz C 300 for sale by city

FAQ

Frequently asked questions

What is the average asking price of a 2020 Mercedes-Benz C 300?
Across 15 current listings on AutosXchange, the median asking price of a 2020 Mercedes-Benz C 300 is $22,995. Most listings (10th to 90th percentile) ask between $17,939 and $28,789. These are dealer asking prices, not sold prices.
How many Mercedes-Benz C 300 are for sale?
AutosXchange currently lists 15 vehicles from 15 dealerships in 9 states.
What mileage is typical for a 2020 Mercedes-Benz C 300?
The median odometer reading is 52,011 miles; the middle half of listings show between 39,526 and 89,161 miles (15 listings with a published odometer).
What is a fair asking price for a 2020 Mercedes-Benz C 300?
Half of current listings ask between $18,498 and $25,297 (25th to 75th percentile), around a median of $22,995. Compare mileage, trim, condition and the vehicle history report before deciding; AutosXchange figures are asking prices, not sold prices.
Where are the most Mercedes-Benz C 300 for sale?
Texas has the most current listings (4), followed by New Jersey (3).

AutosXchange market data is calculated from the asking prices of current dealer listings on AutosXchange, refreshed as dealers update their inventory. These are not sold or transaction prices and not appraisals. Listings with an asking price under $500 (placeholder prices) are excluded. Confirm price, fees and availability with the selling dealer.