Parks in Cambridge offer different ways to spend time outdoors, from the lawns and historic monuments at Cambridge Common to paths beside the Charles River. For a shorter local stop, Flagstaff Park is another option; Cambridge Common is about a 24-minute walk from A Cambridge House Inn.
- Historic park: Cambridge Common, a 16-acre city park outside Harvard Square.
- River paths: The Charles River Reservation has more than 20 miles of trails for walking, running and biking.
- Smaller green space: Flagstaff Park is at Massachusetts Avenue and Garden Street.
- Park hours: Cambridge Common and Flagstaff Park have seasonal extended hours; the river reservation is open from sunrise to sunset.

Cambridge Common for a history-and-park walk
Cambridge Common combines open lawns, pathways and historic monuments in a city park outside Harvard Square. Bordered by Massachusetts Avenue, Garden Street and Waterhouse Street, it is a useful choice when you want a walk with room to pause along the way.
The 16-acre park is a National Historic Landmark. Its features include a playing field and the Alexander W. Kemp Playground, which has accessible play features.
The City describes the park as open from dawn to dusk, with extended hours until 10:00 p.m. from April 1 through October 31. For more context before your walk, read this practical guide to Cambridge Common and its history.

Charles River Reservation for river paths
The Charles River Reservation suits a longer outing, with river paths and facilities for outdoor recreation. The reservation stretches for 20 miles and includes more than 20 miles of trails for biking, walking or running.
You can choose among paved bike paths, athletic fields, a boat ramp, playgrounds, picnic areas and public moorings. The reservation also lists a skating rink, spray decks and wading pools. The Upper Charles River Reservation’s Charles River Greenway is a 4-mile path that connects with the Charles River Pathway in Cambridge and Boston.
The Charles River Reservation is open from sunrise to sunset, and alcohol is prohibited. The Upper Charles River Reservation is open from dawn to dusk, has free on-site parking and is identified as wheelchair accessible.
Check the official site before you go: consult the Massachusetts Department of Conservation and Recreation for reservation details and the City of Cambridge for city-park information.

Flagstaff Park for a smaller local green space
Flagstaff Park offers a smaller local green-space stop at Massachusetts Avenue and Garden Street. The City lists its hours as dawn to dusk, with extended hours until 10:00 p.m. from April 1 through October 31.
The City’s improvement project rehabilitated Flagstaff Park and Cambridge Common, improving conditions for park users and people traveling along Massachusetts Avenue between Garden Street and Cambridge Street. If you are planning a walk that includes both parks, keep their shared area in mind when choosing your route.

Choosing a park by time and activity
Choose Cambridge Common for a compact outing with lawns and historic monuments, or head to the Charles River Reservation for a wider range of paths and recreation. Flagstaff Park is another option for a smaller green-space stop.
For a walk focused on the river, the Charles River Greenway’s 4-mile route is one defined path to consider.
If you want to combine a park visit with other stops around the city, this one-day Cambridge itinerary can help you plan the day’s sequence. For transport options around town, see how to get around Cambridge by subway, bus, bike and on foot.
If you are staying at A Cambridge House Inn, Cambridge Common is about a 24-minute walk away. That gives you a straightforward park option on foot; the river reservation offers a different kind of outing, with paths and facilities spread across a larger area.

Access, weather and current conditions
Park access and facilities differ between the city parks and the river reservation. Cambridge Common includes an accessible-play-feature playground, while the Upper Charles River Reservation is identified as wheelchair accessible and has free on-site parking.
Hours vary by park, and outdoor conditions can affect how comfortable a walk or riverside visit feels. Check official information before setting out, especially if you are planning around seasonal hours or a particular facility.
FAQs
What is Cambridge Common known for?
Cambridge Common is a National Historic Landmark with lawns, pathways, historic monuments, a playing field and the Alexander W. Kemp Playground.
Can you walk or bike along the Charles River Reservation?
Yes. The reservation has more than 20 miles of trails for biking, walking or running, as well as paved bike paths.
What are the hours at Flagstaff Park?
The City lists Flagstaff Park as open from dawn to dusk, with extended hours until 10:00 p.m. from April 1 through October 31.
Is there an accessible playground at Cambridge Common?
Yes. The City identifies accessible play features at the Alexander W. Kemp Playground.
