Used 2021 Mercedes-Benz GLB for Sale near Baltimore, MD
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CarGurus Analysis:
2021 Mercedes-Benz GLB
With 140 currently listed for sale near Baltimore, MD and an average price of $25,277.00, 47.9% of 2021 Mercedes-Benz GLBs for sale on CarGurus are rated as good or great deals.
Favorably reviewed: Owners rated the 2021 Mercedes-Benz GLB 4.83 / 5 stars.
136.4% of 2021 GLB models on CarGurus are accident free.
The 2021 Mercedes-Benz GLB-Class makes a mark with its optional third row of seating, accommodating up to seven passengers, alongside a spacious and tech-savvy interior.
CarGurus Analysis: 2021 Mercedes-Benz GLB
overall

Summary
With 140 currently listed for sale near Baltimore, MD and an average price of $25,277.00, 47.9% of 2021 Mercedes-Benz GLBs for sale on CarGurus are rated as good or great deals.
Favorably reviewed: Owners rated the 2021 Mercedes-Benz GLB 4.83 / 5 stars.
136.4% of 2021 GLB models on CarGurus are accident free.
The 2021 Mercedes-Benz GLB-Class makes a mark with its optional third row of seating, accommodating up to seven passengers, alongside a spacious and tech-savvy interior.
Why it stands out
The 2021 Mercedes-Benz GLB distinguishes itself in the luxury SUV segment with its versatile interior and family-friendly features. Its optional third-row seating is a standout, allowing for increased passenger capacity without compromising cargo space significantly. With a turbocharged 2.0-liter inline four-cylinder engine producing 221 horsepower, the GLB offers respectable performance, especially when equipped with the 4MATIC all-wheel-drive system, enhancing safety and handling in various driving conditions. Inside, the GLB features a modern design with high-quality materials and the latest Mercedes-Benz User Experience (MBUX) infotainment system, making technology accessible and user-friendly. Although some may find the third row cramped, and the transmission occasionally bothersome, the GLB’s overall appeal lies in its blend of luxury, practicality, and advanced technology.
Other model years to consider
- Average price: $29,553.00
- Good/great deal percentage: 60.3%
- User rating: 4.75 / 5
- Total listings: 141
- Average price: $21,750.00
- Good/great deal percentage: 34.5%
- User rating: 4.06 / 5
- Total listings: 87
This analysis is based on CarGurus' proprietary market data from April 7, 2026, CarGurus experts' opinions, and generative AI.
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Lauren W
Reviewed a 2021 Mercedes-Benz 250 4MATIC on Jul 24, 2024
Amazing suv for people who want a small SUV. Size of a Nissan Rouge, but with the features and luxury options of a Mercedes.
2021 Mercedes-Benz GLB Trims
| Trim type | MSRP |
|---|---|
| 250 4MATIC | $40,050 |
| AMG 35 4MATIC | $49,500 |
| 250 FWD | $38,050 |
2021 Mercedes-Benz GLB Price Trends
CarGurus tracks the prices of millions of used car listings every year. See how the average price of 2021 Mercedes-Benz GLB prices has changed over time.
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