Used 2021 Cadillac CT4 for Sale nearBoston, MA
Shop with transparent pricing.
Only show listings that include dealer fees- Year:
- 2020
- Make:
- Cadillac
- Model:
- CT4
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 237 hp 2L I4
- Exterior color:
- Crystal White Tricoat
- Combined gas mileage:
- 27 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black With Jet Black Accents
- Transmission:
- 8-Speed Automatic
- Mileage:
- 72,500
- Stock #:
- DM6115A
- VIN:
- 1G6DF5RK2L0150524
Sponsored by Autobahn USA - Dedham
2020 Cadillac CT4
Premium Luxury AWD
72,500 mi
$24,495
- Year:
- 2021
- Make:
- Cadillac
- Model:
- CT4
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- Rear-Wheel Drive
- Engine:
- 237 hp 2L I4
- Exterior color:
- White
- Combined gas mileage:
- 28 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 8-Speed Automatic
- Mileage:
- 72,891
- Stock #:
- 11-9497
- VIN:
- 1G6DJ5RK7M0134237
Sponsored Listing
2021 Cadillac CT4
Luxury RWD
72,891 mi
$22,096
- Year:
- 2021
- Make:
- Cadillac
- Model:
- CT4
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 325 hp 2.7L I4
- Exterior color:
- Infrared Tintcoat
- Combined gas mileage:
- 24 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 52,360
- Stock #:
- Z26269AA
- VIN:
- 1G6DH5RL3M0133445
2021 Cadillac CT4
V-Series AWD
52,360 mi
$31,776
- Year:
- 2020
- Make:
- Cadillac
- Model:
- CT4
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- Rear-Wheel Drive
- Engine:
- 237 hp 2L I4
- Exterior color:
- Crystal White Tricoat
- Combined gas mileage:
- 28 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 8-Speed Automatic
- Mileage:
- 43,502
- Stock #:
- A-122680
- VIN:
- 1G6DB5RK3L0122680
2020 Cadillac CT4
Premium Luxury RWD
43,502 mi
$25,976
- Year:
- 2021
- Make:
- Cadillac
- Model:
- CT4
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- Rear-Wheel Drive
- Engine:
- 237 hp 2L I4
- Exterior color:
- Black Raven
- Combined gas mileage:
- 28 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 8-Speed Automatic
- Mileage:
- 26,871
- Stock #:
- M0148227
- VIN:
- 1G6DG5RKXM0148227
2021 Cadillac CT4
Sport AWD
26,871 mi
$30,190
- Year:
- 2020
- Make:
- Cadillac
- Model:
- CT4
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 237 hp 2L I4
- Exterior color:
- Summit White
- Combined gas mileage:
- 27 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black with Jet Black accents
- Transmission:
- Automatic
- Mileage:
- 45,851
- Stock #:
- B8304A
- VIN:
- 1G6DG5RK6L0131858
2020 Cadillac CT4
Sport AWD
45,851 mi
$27,496
- Year:
- 2021
- Make:
- Cadillac
- Model:
- CT4
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- Rear-Wheel Drive
- Engine:
- 237 hp 2L I4
- Exterior color:
- White
- Combined gas mileage:
- 28 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 8-Speed Automatic
- Mileage:
- 72,891
- Stock #:
- 11-9497
- VIN:
- 1G6DJ5RK7M0134237
2021 Cadillac CT4
Luxury RWD
72,891 mi
$22,096
- Year:
- 2022
- Make:
- Cadillac
- Model:
- CT4
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 235 hp 2L I4
- Exterior color:
- Black
- Combined gas mileage:
- 26 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 8-Speed Automatic
- Mileage:
- 38,036
- Stock #:
- MX4621
- VIN:
- 1G6DG5RK2N0108919
-$600
2022 Cadillac CT4
Sport AWD
38,036 mi
$29,789
$29,189
- Year:
- 2020
- Make:
- Cadillac
- Model:
- CT4
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 237 hp 2L I4
- Exterior color:
- Black
- Combined gas mileage:
- 27 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 38,096
- Stock #:
- 70122347
- VIN:
- 1G6DG5RK8L0141775
2020 Cadillac CT4
Sport AWD
38,096 mi
$30,397
- Year:
- 2021
- Make:
- Cadillac
- Model:
- CT4
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- Rear-Wheel Drive
- Engine:
- 237 hp 2L I4
- Exterior color:
- White
- Combined gas mileage:
- 28 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 19,100
- Stock #:
- 70144595
- VIN:
- 1G6DA5RK1M0109706
2021 Cadillac CT4
Luxury RWD
19,100 mi
$27,997
- Year:
- 2020
- Make:
- Cadillac
- Model:
- CT4
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 237 hp 2L I4
- Exterior color:
- White
- Combined gas mileage:
- 27 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 21,182
- Stock #:
- 70077621
- VIN:
- 1G6DG5RK0L0140278
2020 Cadillac CT4
Sport AWD
21,182 mi
$30,547
- Year:
- 2022
- Make:
- Cadillac
- Model:
- CT4
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- Rear-Wheel Drive
- Engine:
- 235 hp 2L I4
- Exterior color:
- Silver
- Combined gas mileage:
- 28 MPG
- Fuel type:
- Gasoline
- Interior color:
- Brown (Beige)
- Transmission:
- 8-Speed Automatic
- Mileage:
- 131,073
- Stock #:
- W1829
- VIN:
- 1G6DB5RK2N0121037
2022 Cadillac CT4
Premium Luxury RWD
131,073 mi
$17,293
- Year:
- 2021
- Make:
- Cadillac
- Model:
- CT4
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- Rear-Wheel Drive
- Engine:
- 237 hp 2L I4
- Exterior color:
- Wave Metallic
- Combined gas mileage:
- 28 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 8-Speed Automatic
- Mileage:
- 98,333
- Stock #:
- 9666
- VIN:
- 1G6DG5RK6M0130646
2021 Cadillac CT4
Sport AWD
98,333 mi
$21,978
CarGurus Analysis:
2021 Cadillac CT4
With 282 currently listed for sale and an average price of $26,360.00, 32.3% of 2021 Cadillac CT4s for sale on CarGurus are rated as good or great deals.
76.6% of 2021 CT4 models on CarGurus are accident free.
The 2021 Cadillac CT4 offers a sporty performance with a choice of rear-wheel drive or all-wheel drive, impressive technology, and a design that stands out in the compact luxury sedan segment.
- Year:
- 2020
- Make:
- Cadillac
- Model:
- CT4
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 237 hp 2L I4
- Exterior color:
- Black
- Combined gas mileage:
- 27 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 8-Speed Automatic
- Mileage:
- 91,259
- Stock #:
- 18820
- VIN:
- 1G6DF5RK7L0135727
2020 Cadillac CT4
Premium Luxury AWD
91,259 mi
$21,448
- Year:
- 2020
- Make:
- Cadillac
- Model:
- CT4
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 325 hp 2.7L I4
- Exterior color:
- Summit White
- Combined gas mileage:
- 24 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black w/Jet Black Accents
- Transmission:
- Automatic
- Mileage:
- 33,055
- Stock #:
- CT426272A
- VIN:
- 1G6DH5RL5L0135048
2020 Cadillac CT4
V-Series AWD
33,055 mi
$33,437
- Year:
- 2021
- Make:
- Cadillac
- Model:
- CT4
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- Rear-Wheel Drive
- Engine:
- 237 hp 2L I4
- Exterior color:
- Summit White
- Combined gas mileage:
- 28 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black with Jet Black accents
- Transmission:
- Automatic
- Mileage:
- 56,470
- Stock #:
- 3924
- VIN:
- 1G6DB5RK7M0143825
2021 Cadillac CT4
Premium Luxury RWD
56,470 mi
$25,978
- Year:
- 2020
- Make:
- Cadillac
- Model:
- CT4
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- Rear-Wheel Drive
- Engine:
- 325 hp 2.7L I4
- Exterior color:
- Black
- Combined gas mileage:
- 24 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 51,620
- Stock #:
- 70015798
- VIN:
- 1G6DD5RL4L0136736
2020 Cadillac CT4
V-Series RWD
51,620 mi
$31,397
- Year:
- 2020
- Make:
- Cadillac
- Model:
- CT4
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 237 hp 2L I4
- Exterior color:
- Crystal White Tricoat
- Combined gas mileage:
- 27 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black With Jet Black Accents
- Transmission:
- 8-Speed Automatic
- Mileage:
- 72,500
- Stock #:
- DM6115A
- VIN:
- 1G6DF5RK2L0150524
2020 Cadillac CT4
Premium Luxury AWD
72,500 mi
$24,495
- Year:
- 2020
- Make:
- Cadillac
- Model:
- CT4
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 237 hp 2L I4
- Exterior color:
- Wave Metallic
- Combined gas mileage:
- 27 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black With Jet Black Accents
- Transmission:
- 8-Speed Automatic
- Mileage:
- 89,131
- Stock #:
- 155063
- VIN:
- 1G6DG5RKXL0155063
2020 Cadillac CT4
Sport AWD
89,131 mi
$18,406
- Year:
- 2022
- Make:
- Cadillac
- Model:
- CT4
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- Rear-Wheel Drive
- Engine:
- 235 hp 2L I4
- Exterior color:
- Black Raven
- Combined gas mileage:
- 28 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black with Jet Black accents
- Transmission:
- 8-Speed Automatic
- Mileage:
- 57,088
- Stock #:
- 63694
- VIN:
- 1G6DB5RK1N0121921
2022 Cadillac CT4
Premium Luxury RWD
57,088 mi
$25,486
- Year:
- 2020
- Make:
- Cadillac
- Model:
- CT4
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 237 hp 2L I4
- Exterior color:
- White
- Combined gas mileage:
- 27 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 36,199
- Stock #:
- 28763570
- VIN:
- 1G6DG5RK2L0131937
2020 Cadillac CT4
Sport AWD
36,199 mi
$27,997
- Year:
- 2021
- Make:
- Cadillac
- Model:
- CT4
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- Rear-Wheel Drive
- Engine:
- 237 hp 2L I4
- Exterior color:
- Gray
- Combined gas mileage:
- 28 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 8-Speed Automatic
- Mileage:
- 12,390
- Stock #:
- 144047
- VIN:
- 1G6DG5RKXM0144047
2021 Cadillac CT4
Sport AWD
12,390 mi
$29,087
- Year:
- 2022
- Make:
- Cadillac
- Model:
- CT4
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 235 hp 2L I4
- Exterior color:
- Crystal White Tricoat
- Combined gas mileage:
- 26 MPG
- Fuel type:
- Gasoline
- Interior color:
- Brown (Whisper Beige)
- Transmission:
- 8-Speed Automatic
- Mileage:
- 48,394
- Stock #:
- 36027
- VIN:
- 1G6DF5RK1N0131546
2022 Cadillac CT4
Premium Luxury AWD
48,394 mi
$29,571
CarGurus Analysis: 2021 Cadillac CT4
Summary
With 282 currently listed for sale and an average price of $26,360.00, 32.3% of 2021 Cadillac CT4s for sale on CarGurus are rated as good or great deals.
76.6% of 2021 CT4 models on CarGurus are accident free.
The 2021 Cadillac CT4 offers a sporty performance with a choice of rear-wheel drive or all-wheel drive, impressive technology, and a design that stands out in the compact luxury sedan segment.
Why it stands out
The 2021 Cadillac CT4 is a compelling option in the small luxury sedan market, offering a blend of performance, style, and technology that appeals to buyers looking for a premium driving experience. With its front-engine, rear-wheel-drive layout, the CT4 delivers a sport-sedan feel, enhanced by its stiff chassis and turbocharged engine options. The model is equipped with advanced technology features, including wireless Apple CarPlay and Android Auto compatibility, and offers a range of driver assistance systems that enhance safety and convenience. While the base model may lack the punch of its higher-performance variants, the CT4-V Blackwing showcases Cadillac's commitment to performance with its powerful twin-turbo V6 engine. Overall, the CT4 stands out for its unique design, sporty handling, and the luxury features expected from a Cadillac.
Other model years to consider
- Average price: $29,457.00
- Good/great deal percentage: 33.2%
- User rating: 5 / 5
- Total listings: 425
- Average price: $30,276.00
- Good/great deal percentage: 31.9%
- Total listings: 489
- Average price: $32,456.00
- Good/great deal percentage: 31.1%
- Total listings: 531
This analysis is based on CarGurus' proprietary market data from August 3, 2026, CarGurus experts' opinions, and generative AI.
2021 Cadillac CT4 Trims
| Trim type | MSRP |
|---|---|
| V-Series AWD | $45,395 |
| Sport RWD | $40,695 |
| V-Series RWD | $44,895 |
| Premium Luxury AWD | $39,595 |
| Luxury RWD | $33,395 |
| Sport AWD | $38,695 |
| Premium Luxury RWD | $37,595 |
| Luxury AWD | $35,395 |
2021 Cadillac CT4 Price Trends
CarGurus tracks the prices of millions of used car listings every year. See how the average price of 2021 Cadillac CT4 prices has changed over time.
See more price trendsFAQs
How much does the 2021 Cadillac CT4 cost in Boston, MA?
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What is the fuel economy of the 2021 Cadillac CT4?
What fuel types are available?
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