Merrimack River Greenway — paved Sunflower return
New Hampshire · Rail-trail
From the public kiosk follow the wide paved path west toward the river, then south between fields and river to its finished end and retrace. Do not enter cultivated fields or assume the planned Terrill boardwalk connection is built.
Plan your ride
- Location
- Concord · New Hampshire
- Ride length
- Up to 1.5 miles return
- Ride format
- Out and back
- Surface
- Twelve-foot paved Sunflower main trail
- Road crossings
- Yield to walkers and slow at junctions. Stop and look at every street crossing; do not use traffic lanes to bypass a closure.
- Elevation
- Mostly gentle rail/river terrain with ramps and local rises; no maximum-grade survey.
- Starting location
- Sunflower Section public kiosk and lot behind 4 Loudon Road, Concord, NH
Selected outward cap and the same return; turn earlier at the actual route end or a barrier. Parking walks are extra.
Public named facility/address locality reference, not an exact parking entrance or stall. Follow the separate written public start.
Merrimack River Greenway — paved Sunflower return — detailed guide
Source review: 2026-10-23. A dated source review does not guarantee current-day conditions.
A selected outing on a documented improved bicycle route. Follow the stated public start and course.
Start and parking
Start: Sunflower Section public kiosk and lot behind 4 Loudon Road, Concord, NH.
Current City trail sheet explicitly directs visitors behind the Loudon Road lights to the trailhead lot/kiosk. Use signed public trail spaces; neighboring business lots are not assumed available.
Ride and distance
Selected ride: Up to 1.5 miles return. Format: Out and back.
Ride: From the public kiosk follow the wide paved path west toward the river, then south between fields and river to its finished end and retrace. Do not enter cultivated fields or assume the planned Terrill boardwalk connection is built.
Selected outward cap and the same return; turn earlier at the actual route end or a barrier. Parking walks are extra.
Surface and effort
Twelve-foot paved Sunflower main trail. Mostly gentle rail/river terrain with ramps and local rises; no maximum-grade survey.
Crossings and shared use
Yield to walkers and slow at junctions. Stop and look at every street crossing; do not use traffic lanes to bypass a closure. Yield to pedestrians, keep right, and slow at blind corners. Stop at barriers; never use a traffic-road detour to bypass a trail closure.
Hours, costs and access
Use daylight and obey posted trail, park and parking hours. Follow current public visitor-parking terms; reserved activities and events have separate conditions.
Reviewed 2026-10-23. Manager/partner evidence supports this selected improved bicycle course. Separate completed Sunflower outing. The full 13-mile corridor and boardwalk connection are future; river flooding may interrupt this section. This is a source review, not a same-day inspection or whole-corridor all-clear. This is a source review, not a same-day inspection. Recheck the linked manager before travel.
Map and Directions
Use the named public start and its posted parking signs. The map reference identifies the facility or selected trail area; it is not a surveyed parking stall or navigable route line. Bicycle and e-bike rules can differ; only ordinary bicycle use is established unless noted.