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AutosXchange market research

2018 Audi S3 market value, prices & key facts

What dealers are asking for the 2018 Audi S3 right now, from 5 current listings at 5 dealerships across 5 states, with EPA fuel economy, NHTSA safety ratings and recalls for this model year.

Asking prices of current listings · AutosXchange live dealer listings, November 8, 2026 · not sold prices

5Listings for sale now
$22,796Median asking price
$19,599–$25,794Typical range (10th–90th percentile)
81,170Median miles (5 listings with odometer)
5Dealerships listing it
See 2018 Audi S3 listingsAll Audi S3 yearsOther Audi models
In brief

2018 Audi S3 overview

AutosXchange has 5 listed now, with a median asking price of $22,796 and median 81,170 miles.

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

2018 Audi S3: the market right now

Half of the 5 listings ask between $20,498 and $24,359.

$20,49825th percentile asking price
$22,796Median asking price
$24,35975th percentile asking price
81,170Median miles (middle half 70,131–82,631)
0Listings with a price cut since first listed
5Cities with listings

New vs. used (by odometer)

New or demo (under 100 mi): 0Used (100+ mi): 5

Top cities by supply

2018 Audi S3 listings by cityStone Mountain, GA: 1 listings, median $19,000; Carmel, IN: 1 listings, median $26,750; Fallston, MD: 1 listings, median $22,796; Murrysville, PA: 1 listings, median $24,359; Greenville, SC: 1 listings, median $20,498.Stone Mountain, GAStone Mountain, GA: 1 · median $19k1 · median $19kCarmel, INCarmel, IN: 1 · median $26.8k1 · median $26.8kFallston, MDFallston, MD: 1 · median $22.8k1 · median $22.8kMurrysville, PAMurrysville, PA: 1 · median $24.4k1 · median $24.4kGreenville, SCGreenville, SC: 1 · median $20.5k1 · median $20.5k
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 distribution

2018 Audi S3: how asking prices are spread

Half of listings ask between $20,498 and $24,359; the most common band is $19,000–$20,000 (1 listing).

2018 Audi S3 asking price distributionHistogram of 5 current 2018 Audi S3 asking prices in 8 bins of $1,000; median $22,796.00111$19k–$20k: 1 listing$20k–$21k: 1 listing$21k–$22k: 0 listings$22k–$23k: 1 listing$23k–$24k: 0 listings$24k–$25k: 1 listing$25k–$26k: 0 listings$26k–$27k: 1 listing$19k$21k$23k$25k$27kMedian $22,796Asking price (bar height = number of listings)
Bars count listings in $1,000 price bands; the dashed line marks the median.
Where they are listed

2018 Audi S3: listings by state

Georgia has the most, with 1 listing (20% of 5).

2018 Audi S3 listings by stateNumber of current 2018 Audi S3 listings by dealer state: Georgia 1, Indiana 1, Maryland 1, Pennsylvania 1, South Carolina 1.GeorgiaGeorgia: 1 · 20%1 · 20%IndianaIndiana: 1 · 20%1 · 20%MarylandMaryland: 1 · 20%1 · 20%PennsylvaniaPennsylvania: 1 · 20%1 · 20%South CarolinaSouth Carolina: 1 · 20%1 · 20%
Counts current AutosXchange listings by the selling dealer's state (5 states in total).
Current listings

2018 Audi S3 for sale now: best value first

2018 Audi S3 2.0T quattro Premium Plus for sale in Stone Mountain, GA17% below similar
2018 Audi S3 2.0T quattro Premium Plus$19,00081,170 mi · Stone Mountain, GAUnited Luxury Motors
2018 Audi S3 2.0T Premium Plus Sedan for sale in Greenville, SC10% below similar
2018 Audi S3 2.0T Premium Plus Sedan$20,498112,127 mi · Greenville, SCVolvo Cars Greenville
2018 Audi S3 2.0T Premium Plus for sale in Fallston, MD
2018 Audi S3 2.0T Premium Plus$22,79682,631 mi · Fallston, MDGenesis of Bel Air
2018 Audi S3 Premium Plus for sale in Murrysville, PA
2018 Audi S3 Premium Plus$24,35970,131 mi · Murrysville, PAJim Shorkey Murrysville Chevrolet
2018 Audi S3 2.0T Premium Plus for sale in Carmel, IN
2018 Audi S3 2.0T Premium Plus$26,75059,496 mi · Carmel, INCarmel Auto Gallery
See all 5 2018 Audi S3 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.
AutosXchange Intel

2018 Audi S3 price activity

AutosXchange started tracking 2018 Audi S3 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

Audi S3 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

2018 Audi S3 for sale by city

FAQ

Frequently asked questions

What is the average asking price of a 2018 Audi S3?
Across 5 current listings on AutosXchange, the median asking price of a 2018 Audi S3 is $22,796. Most listings (10th to 90th percentile) ask between $19,599 and $25,794. These are dealer asking prices, not sold prices.
How many Audi S3 are for sale?
AutosXchange currently lists 5 vehicles from 5 dealerships in 5 states.
What mileage is typical for a 2018 Audi S3?
The median odometer reading is 81,170 miles; the middle half of listings show between 70,131 and 82,631 miles (5 listings with a published odometer).
What is a fair asking price for a 2018 Audi S3?
Half of current listings ask between $20,498 and $24,359 (25th to 75th percentile), around a median of $22,796. Compare mileage, trim, condition and the vehicle history report before deciding; AutosXchange figures are asking prices, not sold prices.
Where are the most Audi S3 for sale?
Georgia has the most current listings (1), followed by Indiana (1).

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.