sedan · All 2021 Mercedes-Benz C-Class trims

2021 Mercedes-Benz C-Class C 300Used Pricing, Value & 60-Day Forecast

Live market pricing for the C 300 trim and our 60-day AI price forecast, anchored to the Manheim Used Vehicle Value Index and BLS used-car CPI. Informational analytics, not financial advice.

Stable trend

C 300 8-week outlook

Want a forecast for YOUR exact vehicle?

Pick any year, make, model and trim — paid users get a custom 8-week AI price forecast in minutes.

Current price

$20,153

45 live listings

Listing share

52%

of 2021 Mercedes-Benz C-Class inventory

4-week forecast

$20,136

-0.1%

8-week forecast

$20,116

-0.2%

Forecast computed for the C 300 trim independently — no blind averaging across trims of the 2021 Mercedes-Benz C-Class.

Compare to other 2021 Mercedes-Benz C-Class trims

See per-trim pricing and forecasts across every 2021 Mercedes-Benz C-Class trim CarCast tracks.

See all 2021 Mercedes-Benz C-Class trims

Market context

Used-car market benchmarks

MUVVI (wholesale)

Jan 2026

210.5+2.4% YoY

Source: Cox Automotive / Manheim

CPI: Used cars

Mar 2026

176.2-3.2% YoY

Source: Bureau of Labor Statistics (via FRED)

Forecasts and trend classifications are informational analytics only and do not constitute financial advice or a recommendation to purchase, hold, or sell any vehicle. Individual market conditions vary.

Track 2021 Mercedes-Benz C-Class C 300 prices weekly

Get price alerts, weekly market updates, and full access to 60-day forecasts for every trim CarCast tracks.