North Street, Padanaram Road, Pembroke Road, Sherman-New Fairfield Road, Greenwoods Hill Road, Barnes Hill Road, Sherman Road
- Southern Terminus:
- Main Street (CT 53/CT 39) and Downs Street (SR 841) in Danbury
- Northern Terminus:
- Kent Road (US 7) in New Milford
- 18.66 miles
- Fairfield, Litchfield
CT 37 is a north/south route from Danbury to New Milford. It passes through the area of Connecticut between Candlewood Lake and the New York border. The entire length is a two-lane undivided road through rural surroundings.