# Used 2017 Mercedes-Benz GLS prices

> The average asking price for a used 2017 Mercedes-Benz GLS is $17,748, with 109,139 miles on average, across 192 cars for sale at U.S. dealers as of Nov 10, 2026.

Data as of Nov 14, 2026 · [ottoquest.com](https://ottoquest.com/models/mercedes-benz-gls/2017) · [all Mercedes-Benz GLS model years](https://ottoquest.com/models/mercedes-benz-gls.md)

- Average asking price: $17,748 (median $16,987)
- Average miles: 109,139
- For sale now: 192
- Average days listed: 112 (of 184 with a listing date)

## 2017 Mercedes-Benz GLS prices by state

States with 5 or more cars for sale.

| State | Average asking | Average miles | For sale | Days listed |
| --- | ---: | ---: | ---: | ---: |
| California | $16,708 | 107,637 | 23 | 88 |
| Texas | $16,331 | 109,983 | 23 | 110 |
| New Jersey | $17,291 | 103,979 | 16 | 91 |
| Florida | $17,581 | 108,644 | 13 | 103 |
| Virginia | $17,525 | 124,611 | 10 | 102 |
| North Carolina | $19,981 | 111,010 | 9 | 121 |
| Pennsylvania | $19,919 | 105,560 | 8 | 257 |
| Massachusetts | $17,373 | 98,892 | 7 | 155 |
| Colorado | $15,780 | 116,826 | 7 | 67 |
| New York | $16,456 | 107,801 | 7 | 102 |
| Ohio | $16,436 | 121,117 | 6 | 179 |
| Georgia | $15,948 | 121,270 | 6 | 114 |

## Other Mercedes-Benz GLS years

| Year | Average asking | Miles | For sale |
| --- | ---: | ---: | ---: |
| [2027](https://ottoquest.com/models/mercedes-benz-gls/2027.md) | $104,590 | 14 | 2,701 |
| [2026](https://ottoquest.com/models/mercedes-benz-gls/2026.md) | $110,142 | 743 | 1,600 |
| [2025](https://ottoquest.com/models/mercedes-benz-gls/2025.md) | $89,442 | 15,777 | 153 |
| [2024](https://ottoquest.com/models/mercedes-benz-gls/2024.md) | $71,342 | 30,682 | 185 |
| [2023](https://ottoquest.com/models/mercedes-benz-gls/2023.md) | $65,077 | 38,949 | 111 |
| [2022](https://ottoquest.com/models/mercedes-benz-gls/2022.md) | $49,203 | 53,194 | 88 |
| [2021](https://ottoquest.com/models/mercedes-benz-gls/2021.md) | $42,635 | 67,051 | 93 |
| [2020](https://ottoquest.com/models/mercedes-benz-gls/2020.md) | $33,280 | 81,627 | 116 |
| [2019](https://ottoquest.com/models/mercedes-benz-gls/2019.md) | $23,573 | 84,457 | 112 |
| [2018](https://ottoquest.com/models/mercedes-benz-gls/2018.md) | $20,808 | 100,982 | 97 |
| **2017** | $17,748 | 109,139 | 192 |

## Used 2017 Mercedes-Benz GLS prices: common questions

### What is a fair price for a used 2017 Mercedes-Benz GLS?

Used 2017 Mercedes-Benz GLSs for sale at U.S. dealers ask $17,748 on average (half ask less than $16,987), across 192 cars. The cars for sale have 109,139 miles on average: one with fewer miles is worth more, and one with more is worth less. To check one car's price against cars of its trim and mileage, enter its VIN in OttoQuest's free Deal Check.

### Where is a used 2017 Mercedes-Benz GLS cheapest?

Among states with at least 10 for sale, Texas has the lowest average asking price, $16,331 across 23 cars with 109,983 miles on average, and Florida the highest, $17,581 across 13 with 108,644 miles on average. Part of a gap between states is mileage and trim, not the state.

### How long are used 2017 Mercedes-Benz GLSs for sale?

The 184 for sale with a listing date have been listed 112 days on average. A car listed much longer than that, or one whose price has already been cut, usually leaves more room to negotiate.

### How does the 2017 Mercedes-Benz GLS compare with the 2018?

The 2017 asks $17,748 on average with 109,139 miles; the 2018 asks $20,808 with 100,982 miles.

## More

- Check one car's price: https://ottoquest.com/deal-check.md?vin=<VIN>&price=<price>&mileage=<miles> (markdown; the page is https://ottoquest.com/deal-check)
- Value a car by model, trim, year and mileage: https://ottoquest.com/value
- Free alerts for new listings and price drops: https://ottoquest.com/deals

Used and certified cars for sale at U.S. dealers, each car counted once. Days listed are the dealer's own days on market where they publish it. Price moves compare the same cars at both ends of the window.

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OttoQuest · [this page](https://ottoquest.com/models/mercedes-benz-gls/2017). Prices are asking prices of cars for sale in the U.S. and recorded sold prices; a guide to the price, not to a car's condition.