2020 Peterbilt 579 ISX15 — Used Market Prices & Trends
2 active listings · median 251,891 mi
Median Price
$69,875
90-Day Change
-2.6%
Active Listings
2
Median Odometer
251,891 mi
90-Day Median Asking Price
The 2020 Peterbilt 579 powered by the ISX15 is currently represented by 2 active listings on TruckRadar, with a median asking price of $69,875 and median odometer reading of 251,891 miles. Over the past 90 days, asking prices have moved down 2.6%. Seasonal softening in the used truck market tends to occur as fleets delay purchasing decisions during slower freight periods. Most units listed are configured as conventional cab with tandem rear axle (6x4) drivetrains. Geographically, the largest concentrations of 2020 579 inventory sit in Maryland and New Hampshire, where regional pricing ranges from $66,750 to $73,000. Common transmission pairings include manual and automated options. The 2020 579 typically appears in dealer inventory for an average of 30 to 60 days before sale, based on TruckRadar listing turnover data. Buyers comparing this configuration often also evaluate the 567 and 389. Pricing reflects active asking prices from verified dealers and is not a substitute for a formal appraisal.
Typical Configuration
Axle Config
6x4
Active Listings
Regional Breakdown
| State | Listings | Median Price |
|---|---|---|
| Maryland | 1 | $66,750 |
| New Hampshire | 1 | $73,000 |
2020 Peterbilt 579 ISX15 — Frequently Asked Questions
What is the average price of a 2020 Peterbilt 579 ISX15?
The median asking price for a 2020 Peterbilt 579 ISX15 on TruckRadar is $69,875, based on 2 active listings. Prices vary by mileage, condition, and configuration.
How many 2020 Peterbilt 579 ISX15s are for sale right now?
TruckRadar shows 2 active 2020 Peterbilt 579 ISX15 listings from verified dealers, updated daily.
What states have the most 2020 Peterbilt 579 ISX15 inventory?
The most 2020 Peterbilt 579 ISX15 inventory is concentrated in Maryland, New Hampshire.
What is the typical mileage on a 2020 Peterbilt 579 ISX15 for sale?
The median odometer reading is 251,891 miles. Used commercial trucks typically sell in the 300,000–700,000 mile range.