New & Used 2025 Mercedes-Benz GLS for Sale near Mark, IL

## Summary - With 1,210 currently listed for sale and an **average price of $86,325.00**, 35.4% of 2025 Mercedes-Benz GLS models for sale on CarGurus are rated as good or great deals. - **96.7% of 2025 GLS models on CarGurus are accident free**. - The 2025 Mercedes-Benz GLS boasts a spacious interior, capable of seating six or seven people with up to 94 cubic feet of cargo space, making it the roomiest vehicle in the Mercedes-Benz lineup. ## Why it stands out The 2025 Mercedes-Benz GLS is designed as a family-friendly luxury SUV, combining the comfort and spaciousness of the S-Class luxury sedan with some off-road capability borrowed from the G-Class. This midsize SUV offers three rows of seats and ample cargo space, setting it apart in the crowded market of three-row luxury vehicles. Notably, the GLS features a robust safety suite and a high proportion of accident-free listings, making it appealing to buyers seeking reliability. With enhancements over previous generations, including advanced technology and improved interior quality, the GLS remains a strong contender against rivals like the Audi Q7 and BMW X7. ## Other model years to consider - **[2024 Mercedes-Benz GLS](https://www.cargurus.com/Cars/l-Used-2024-Mercedes-Benz-GLS-c32834)** - Average price: $78,397.00 - Good/great deal percentage: 35.7% - User rating: 5 / 5 - Total listings: 1,327 - **[2021 Mercedes-Benz GLS](https://www.cargurus.com/Cars/l-Used-2021-Mercedes-Benz-GLS-c29893)** - Average price: $52,370.00 - Good/great deal percentage: 32.2% - User rating: 4.93 / 5 - Total listings: 873 - **[2022 Mercedes-Benz GLS](https://www.cargurus.com/Cars/l-Used-2022-Mercedes-Benz-GLS-c31986)** - Average price: $50,802.00 - Good/great deal percentage: 34.5% - User rating: 5 / 5 - Total listings: 1,006 This analysis is based on CarGurus' proprietary market data from March 23, 2026, CarGurus experts' opinions, and generative AI.