Quick answer
The 1978 Dodge Monaco, the latest model year on record, is 218.9″ long, 78″ wide and 54.7″ tall on a 116.5″ wheelbase, and weighs 4,043 lb. At 18.2 ft it fits a standard garage but overhangs an 18-foot street space.
Every Dodge Monaco generation, measured
The biggest change came in 1977: the new car was 3.6″ shorter and 613 lb lighter than the 1974–1976 one.
| Generation | Length | Width | Height | Wheelbase | Curb weight |
|---|---|---|---|---|---|
| 1971–1973 | 220.1″ | 79.1″ | 54.7″ | 122″ | 4,145 lb |
| 1974–1976 | 221.7″ | 79.5″ | 56.7″ | 122″ | 4,592 lb |
| 1977–1978 | 218.1″ | 77.6″ | 53.9″ | 117.3″ | 3,979 lb |
ROWS 3·SOURCE NHTSA vPIC / Transport Canada
Monaco year by year
| Model year | Length | Width | Wheelbase | Curb weight | Body styles |
|---|---|---|---|---|---|
| 1978 | 218.9″ | 78″ | 116.5″ | 3 | |
| 1977 | 219.3″ | 78″ | 116.5″ | 3 | |
| 1976 | 227.6″ | 79.9″ | 122.8″ | 2 | |
| 1974 | 221.7″ | 79.5″ | 122″ | 2 | |
| 1973 | 229.5″ | 79.5″ | 122″ | 2 | |
| 1972 | 224″ | 79.5″ | 122″ | 2 | |
| 1971 | 220.1″ | 79.1″ | 122″ | 1 |
ROWS 7·SOURCE Transport Canada vehicle specifications
Will a Monaco fit
| Space | Typical size | This car | Verdict |
|---|---|---|---|
| Single garage | 20 ft deep | 18.2 ft | Fits, with room to open the door |
| Street parking space | 18 ft | 18.2 ft | Overhangs — expect a tight squeeze |
| Standard parking bay width | 8.5 ft wide | 6.5 ft | Room to open doors both sides |
ROWS 3·SOURCE ForCar, computed from vehicle dimensions
Against cars of the same length
Among the 206 cars within 10″ of its length, the Monaco has a shorter wheelbase than 83%.
| Measure | This car | Typical of 206 cars within 10″ of its length | Difference |
|---|---|---|---|
| Width | 78″ | 78.3″ | −0.3″ |
| Wheelbase | 116.5″ | 127.6″ | −11.1″ |
| Curb weight | 4,043 lb | 4,877 lb | −834 lb |
ROWS 3·SOURCE ForCar, computed across vehicles of similar length
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Frequently asked questions
Is the 1978 Monaco bigger than the 1977?
No. The 1978 and 1977 Monaco are the same size, within half an inch and 17 lb of each other.
Dimensions from NHTSA vPIC and Transport Canada vehicle records, manufacturer-declared for 7 Monaco model years, 1971 to 1978. Metric values converted to inches and pounds; generation boundaries are estimated from changes in size (how we measure). Last updated Nov 2026. — ForCar Reviewed by Denis Kataev, founder of ForCar.
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