Used 2018 Mercedes-Benz GLS for Sale near Washington, DC

## Summary - With 961 currently listed for sale on CarGurus and an **average price of $23,070.00**, 31.8% of 2018 Mercedes-Benz GLS vehicles for sale on CarGurus are rated as good or great deals. - **Favorably reviewed:** Owners rated the 2018 Mercedes-Benz GLS 3.81 / 5 stars. - **65.3% of 2018 GLS models on CarGurus are accident free**. - The 2018 Mercedes-Benz GLS is well-regarded for its luxurious features and comfortable ride, with notable technology enhancements that enhance the overall driving experience. ## Why it stands out The 2018 Mercedes-Benz GLS stands out as a luxurious midsize SUV that skillfully combines the plushness of a high-end sedan with the practical needs of a family vehicle. This model year has been praised by owners for its powerful performance and impressive interior features, making it an appealing choice for buyers seeking comfort and sophistication. However, some users note that the interior space could be better utilized, with suggestions for added charging options. Owners appreciate the technology integration that enhances their driving experience, solidifying the GLS’s status as a top contender in the luxury SUV market. ## Other model years to consider - **[2023 Mercedes-Benz GLS](https://www.cargurus.com/Cars/l-Used-2023-Mercedes-Benz-GLS-c32328)** - Average price: $70,037.00 - Good/great deal percentage: 35.7% - User rating: 4 / 5 - Total listings: 1,192 - **[2019 Mercedes-Benz GLS](https://www.cargurus.com/Cars/l-Used-2019-Mercedes-Benz-GLS-c28644)** - Average price: $24,772.00 - Good/great deal percentage: 32.5% - User rating: 4.7 / 5 - Total listings: 806 - **[2020 Mercedes-Benz GLS](https://www.cargurus.com/Cars/l-Used-2020-Mercedes-Benz-GLS-c29210)** - Average price: $35,601.00 - Good/great deal percentage: 31.9% - User rating: 4.83 / 5 - Total listings: 770 This analysis is based on CarGurus' proprietary market data from February 20, 2026, CarGurus experts' opinions, and generative AI.