Used 2003 Mercury Grand Marquis Price in the US
A used 2003 Mercury Grand Marquis in the US typically lists for $4,800–$12,999, with a median asking price of $8,415 across 25 active US dealer listings (as of 2026-09-03). The cheapest one listed right now is $2,900, a 2003 GS in Asheboro, NC — below 95% of the market, so expect an older model year, a base trim or high mileage.
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cheapest per yearCheapest 10 listed right now
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$2,9952003 Mercury Grand Marquis LS133,205 mi · Calumet City, IL · Easy Finance AutosView listing → -
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$3,4002003 Mercury Grand Marquis GS112,441 mi · Clearwater, FL · 49th Street Auto SalesView listing → -
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$4,5002003 Mercury Grand Marquis GS138,902 mi · Saint Louis, MO · St Louis Auto Car SalesView listing → -
$4,8002003 Mercury Grand Marquis LS110,617 mi · Phenix City, AL · smiths auto depotView listing → -
$5,9882003 Mercury Grand Marquis LS168,569 mi · Greensburg, IN · Acra Automotive Buy RightView listing →
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$5,9992003 Mercury Grand Marquis LS101,806 mi · Vincennes, IN · Uebelhor & Sons Buick GMC CadillacView listing →
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$6,4952003 Mercury Grand Marquis LS131,935 mi · Jefferson City, MO · Town and Country Auto SalesView listing →
These are the bottom of the market, not the going rate — every one is priced below 95% of active listings. A typical used 2003 Mercury Grand Marquis asks $4,800–$12,999. Cars this far under usually carry an older model year, a base trim or high mileage.
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10 pinnedFAQ
How much does a used 2003 Mercury Grand Marquis cost?
A used 2003 Mercury Grand Marquis in the US typically lists for $4,800 to $12,999, with a median asking price of $8,415 across 25 active US dealer listings. Nine in ten are priced between $2,996 and $24,596 (as of 2026-09-03, source: UnderMarket Cars).
Is $8,000 a good price for a used 2003 Mercury Grand Marquis?
That sits at about the market median ($8,415) for a used 2003 Mercury Grand Marquis. Under $4,800 puts you in the cheapest quarter of active US listings and under $2,996 in the cheapest 5%; above $24,596 is the priciest 5% (as of 2026-09-03).
What is the cheapest used 2003 Mercury Grand Marquis for sale right now?
$2,900 — a 2003 Mercury Grand Marquis GS in Asheboro, NC, $5,515 under the median (as of 2026-09-03).
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 2003 Mercury Grand Marquis price page at least twice a day. The data date shown on this page is 2026-09-03.
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Prices updated 2026-09-03. Data covers active dealer listings across the USA.