Based on 17 active SLK-Class listings

2004 Mercedes-Benz SLK-Class prices in the U.S.

median asking price
$8,488 ↓ $213 · 30d

The median asking price for a 2004 Mercedes-Benz SLK-Class in the U.S. is $8,488 based on 17 active listings.

As of August 15, 2026, the median asking price for a 2004 Mercedes-Benz SLK-Class in the U.S. is $8,488, based on 17 active dealer listings tracked by VinAssessment.

◷ Updated August 15, 2026 ▤ 17 active dealer listings, last refreshed August 15, 2026

2004 Mercedes-Benz SLK-Class — a typically priced live listing
2004 · live listing photo

Typical: $6,888–$10,950 — the middle half of 17 asking prices

Median $8,488
$4,997 low $16K high

Why the wide range? Price depends mostly on configuration and mileage — see below. This spread covers the middle 96% of asking prices: we exclude the cheapest and priciest 2% (payment-priced ads, typos, salvage) so outliers don't distort it.

What moves the price on a 2004 Mercedes-Benz SLK-Class

The $6,888–$10,950 typical range isn't randomness — one factor explains most of it:

Trim
up to $2,660

The SLK320 typically asks $7,062, while the SLK230 K asks $9,722 — same year, same market.

Find your mileage and trim in the configurator below.

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Trim
Location
Estimated fair asking price · SLK230 K
$9,722
at typical mileage, nationwide
Fair range
$6,416$12,162
Matching listings
8 in the U.S.

Modelled from 8 real asking prices, adjusted for mileage and location. Not a formal appraisal.

What would a 2004 Mercedes-Benz SLK-Class cost per month?

Estimate the monthly payment on a $9,722 vehicle. Move the numbers to match your own loan.

10% down
7.0% is a typical rate for a well-qualified buyer — use your own quote if you have one.
Loan term
Estimated monthly payment
$173
per month
60 months · 7.0% APR · $972 down
Amount financed
$8,750
Total interest
$1,630

Estimate only. Excludes tax, title, registration and dealer fees, and assumes a fixed-rate loan with equal monthly payments. Your actual rate depends on your credit and lender.

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2004 Mercedes-Benz SLK-Class: price by trim

Trim Based on Median price Typical range Where it sits
SLK230 K 8 listings $9,722 $6,416–$12K
SLK320 8 listings $7,062 $6,878–$8,611

Based on a small number of listings per trim — medians are indicative, not definitive.

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$8,488
Pre-owned median (17)
90,978
Average mileage

Price history

Median asking price by month · shaded band is the typical range (25th–75th percentile)

The median listing price for a 2004 Mercedes-Benz SLK-Class is $7,489 (July 2026) — down 9.8% from $8,300 in March 2026.

$6,000 $8,000 $10K Mar ’26 May ’26 Jun ’26 Jul ’26
Monthly price table
Month Median price Typical range Vehicles listed
July 2026 $7,489 $5,999–$8,123 12
June 2026 $7,995 $6,995–$11K 11
May 2026 $7,495 $4,995–$10K 12
March 2026 $8,300 $7,445–$9,894 11

2004 Mercedes-Benz SLK-Class prices by state

California — 4 active listings 4California — 4 active listings
Numbers = active listings in the busiest states; blue states have inventory now
State Typical price Listed this year Active now
California $6,990 7 4 Shop 2003–2005 nearby →

Listed this year counts every 2004 Mercedes-Benz SLK-Class first listed in 2026 (sold and active), with currently active cars as a floor. Typical price is the median of each car's latest asking price — or the average of active listings where this-year data is thin.

Keep exploring SLK-Class prices

2004 Mercedes-Benz SLK-Class · $8,488 typical · 17 listings
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Frequently asked questions

Why do 2004 Mercedes-Benz SLK-Class prices range from $4,997 to $16,399?

The spread comes down to configuration and mileage: higher-mileage, base-configuration examples sit near the low end, while low-mileage and premium configurations reach the top. Half of all listings fall between $6,888 and $10,950 — see the mileage and trim breakdowns above for where a specific vehicle lands.

Is $8,996 a good price for a 2004 Mercedes-Benz SLK-Class?

$8,996 is the market average as of August 15, 2026. Anything meaningfully below the $8,488 median is priced to move — but always compare within the same trim and mileage band, since those two factors drive most of the spread.

How many 2004 Mercedes-Benz SLK-Class are for sale right now?

17 in total, nearly all pre-owned. Counts refresh daily from live dealer inventory.

How we calculate these prices

We track 17 active listings for this vehicle across dealer sites nationwide, last refreshed August 15, 2026. Average and median are computed from real asking prices on live listings. We exclude the top and bottom 2% of prices to remove data errors, salvage titles, and monthly-payment figures posted as if they were sale prices. Prices reflect dealer asking prices — not final sale prices — and exclude taxes, fees, and incentives. Trim and mileage move the price more than any other factor; see the breakdowns above.

Want the original factory equipment and MSRP behind a specific car? Look up the original Monroney sticker for a 2004 Mercedes-Benz →

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