Used 2020 Mercedes-Benz GLS for Sale near Houston, TX

## Summary - With 761 currently listed for sale on CarGurus and an **average price of $35,649.00**, 33.9% of 2020 Mercedes-Benz GLS models for sale on CarGurus are rated as good or great deals. - **Favorably reviewed:** Owners rated the 2020 Mercedes-Benz GLS 4.83 / 5 stars. - **75.2% of 2020 GLS models on CarGurus are accident free**. - The 2020 Mercedes-Benz GLS stands out with significant interior space, combining luxury features inherited from the S-Class with commendable off-road capabilities from the brand's G-Class. ## Why it stands out The 2020 Mercedes-Benz GLS distinguishes itself in the luxury SUV market by being the largest vehicle in the Mercedes lineup, offering seating flexibility for six or seven passengers and a spacious cargo area with up to 94 cubic feet. This model integrates the plush comfort and advanced technology of the S-Class, including a user-friendly infotainment system and premium interior materials, while still inviting exploration with moderate off-road capabilities. Additionally, it boasts a smooth ride quality, making it well-suited for families who value both luxury and versatility. ## Other model years to consider - **[2024 Mercedes-Benz GLS](https://www.cargurus.com/Cars/l-Used-2024-Mercedes-Benz-GLS-c32834)** - Average price: $79,636.00 - Good/great deal percentage: 34.3% - User rating: 5 / 5 - Total listings: 1,255 - **[2021 Mercedes-Benz GLS](https://www.cargurus.com/Cars/l-Used-2021-Mercedes-Benz-GLS-c29893)** - Average price: $53,335.00 - Good/great deal percentage: 33.0% - User rating: 4.93 / 5 - Total listings: 906 - **[2022 Mercedes-Benz GLS](https://www.cargurus.com/Cars/l-Used-2022-Mercedes-Benz-GLS-c31986)** - Average price: $50,717.00 - Good/great deal percentage: 32.3% - User rating: 5 / 5 - Total listings: 963 This analysis is based on CarGurus' proprietary market data from February 9, 2026, CarGurus experts' opinions, and generative AI.