Used 2018 Mercedes-Benz S-Class Price in the US
A used 2018 Mercedes-Benz S-Class in the US typically lists for $26,961–$42,306, with a median asking price of $31,675 across 178 active US dealer listings (as of 2026-09-01). The cheapest one listed right now is $16,495, a 2018 S450 in Ruskin, FL — below 95% of the market, so expect an older model year, a base trim or high mileage.
- Typical range
- $26,961 – $42,306
- Median
- $31,675
- Cheapest 5%
- under $21,998
- Cheapest listed now
- $16,495
Browse by model year
cheapest per year- All years
- 2026 · from $112,995
- 2025 · from $84,567
- 2024 · from $53,888
- 2023 · from $49,316
- 2022 · from $39,450
- 2021 · from $7,777
- 2020 · from $23,985
- 2019 · from $19,999
- 2018 · from $17,995
- 2017 · from $16,000
- 2016 · from $14,999
- 2015 · from $10,900
- 2014 · from $5,000
- 2013 · from $5,495
- 2012 · from $7,295
- 2011 · from $4,995
- 2010 · from $3,500
- 2009 · from $4,995
- 2008 · from $4,699
- 2007 · from $3,748
- 2006 · from $3,800
- 2005 · from $3,000
- 2004 · from $1,699
- 2003 · from $3,500
- 2002 · from $1,999
- 2001 · from $3,000
- 2000 · from $1,800
Cheapest 10 listed right now
ranked by price-
$16,4952018 Mercedes-Benz S-Class S450138,054 mi · Ruskin, FL · Vault Auto Division LLCView listing → -
$19,8992018 Mercedes-Benz S-Class S450 4matic104,058 mi · Pasadena, TX · strawberryroadautoView listing → -
$19,9352018 Mercedes-Benz S-Class S450118,579 mi · Woodland Hills, CA · Kivano Inc.View listing → -
$21,4282018 Mercedes-Benz S-Class S450111,920 mi · Snellville, GA · Amazing Luxury Cars SnellvilleView listing →
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$21,5712018 Mercedes-Benz S-Class S560 4matic128,871 mi · Arlington, VA · Merlex Auto GroupView listing → -
$21,9052018 Mercedes-Benz S-Class S450130,231 mi · Irving, TX · Autos of Dallas - IrvingView listing →
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$21,9892018 Mercedes-Benz S-Class S560149,198 mi · North Charleston, SC · Southern Motor CompanyView listing → -
$21,9952018 Mercedes-Benz S-Class S450 4matic96,105 mi · Orlando, FL · Liberty Autoland IIView listing → -
$21,9952018 Mercedes-Benz S-Class S560 4matic112,180 mi · Fairfax, VA · Auto Buying ServiceView listing →
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$21,9992018 Mercedes-Benz S-Class S560 4matic132,938 mi · Jefferson, GA · Lavski Autos and CampersView listing →
These are the bottom of the market, not the going rate — every one is priced below 95% of active listings. A typical used 2018 Mercedes-Benz S-Class asks $26,961–$42,306. Cars this far under usually carry an older model year, a base trim or high mileage.
Deals on the map
10 pinnedFAQ
How much does a used 2018 Mercedes-Benz S-Class cost?
A used 2018 Mercedes-Benz S-Class in the US typically lists for $26,961 to $42,306, with a median asking price of $31,675 across 178 active US dealer listings. Nine in ten are priced between $21,998 and $68,309 (as of 2026-09-01, source: UnderMarket Cars).
Is $32,000 a good price for a used 2018 Mercedes-Benz S-Class?
That sits at about the market median ($31,675) for a used 2018 Mercedes-Benz S-Class. Under $26,961 puts you in the cheapest quarter of active US listings and under $21,998 in the cheapest 5%; above $68,309 is the priciest 5% (as of 2026-09-01).
What is the cheapest used 2018 Mercedes-Benz S-Class for sale right now?
$16,495 — a 2018 Mercedes-Benz S-Class S450 in Ruskin, FL, $15,180 under the median (as of 2026-09-01).
Are these MSRP or real asking prices?
Real asking prices from active US dealer listings, deduplicated by VIN — not manufacturer MSRP. They already reflect dealer discounts, and they exclude tax, title, registration and dealer fees.
How often are prices updated?
UnderMarket Cars refreshes US dealer listings continuously and re-generates this used 2018 Mercedes-Benz S-Class price page at least twice a day. The data date shown on this page is 2026-09-01.
Explore more
Prices updated 2026-09-01. Data covers active dealer listings across the USA.