Best Freshwater Swimming Near I-89 in Vermont and New Hampshire

I-89 is not just a highway. In summer, it is a string of tempting exit decisions.

You can be headed to Burlington, Stowe, the Upper Valley, or the lakes, and still want one good place to get in the water without wrecking the day. The best I-89 swim stops are close enough to the route to feel reasonable but good enough to feel intentional.

This guide follows the corridor with a bias toward stops that make travel days better.

Map of the picks

Map of the places in this guide. Numbers match the list; choose a pin for a short preview and a link to that place's page.

1. Lake Sunapee corridor - New Hampshire
2. Waterbury Center State Park Swim Beach - Waterbury Center, Vermont
3. Bolton Potholes - Bolton, Vermont
4. Red Rocks Park - South Burlington, Vermont
5. Silver Lake State Park - Barnard, Vermont
6. Lake Elmore State Park - Elmore, Vermont
7. Wrightsville Reservoir - Middlesex, Vermont
8. Lareau Swim Hole - Waitsfield, Vermont
9. Warren Falls - Warren, Vermont
10. Mascoma Lake area - Lebanon and Enfield, New Hampshire

Quick answer

Why this guide helps

I-89 captures strong Vermont and New Hampshire travel intent. It connects major summer bases, college towns, mountain areas, and Burlington searches in one useful corridor page.

How to keep the detour worth it

Choose the stop by exit logic as much as scenery. A perfect swim 40 minutes off route is no longer an I-89 stop.

For families and long drives, lake beaches are usually better than rocky river pools.

In Vermont, pay attention to recent rain. Many of the prettiest river spots are exactly the ones that change quickly.

The picks

1. Lake Sunapee corridor - New Hampshire

The Lake Sunapee area is one of the strongest I-89 swim regions because it offers real lake water without forcing a mountain detour. It works especially well for travelers between Concord, Lebanon, and Vermont.

• Best for: Families, lake swimming, and New Hampshire-Vermont travel days
• Watch for: Beach-specific parking and seasonal access
• Make it better: Choose the public beach or state-park access that best matches your direction of travel.

2. Waterbury Center State Park Swim Beach - Waterbury Center, Vermont

Waterbury Center is a Vermont vacation-day multitasker. It sits between Stowe, Waterbury, and the mountains, which means the swim can become part of a larger food, trail, or scenic-drive plan.

• Best for: Stowe-area visitors and easy lake access
• Watch for: Parking, seasonal fees, and mountain weather
• Make it better: Swim first, then let Waterbury handle the post-swim food.

3. Bolton Potholes - Bolton, Vermont

Bolton Potholes is a Burlington-area temptation because it is close, pretty, and easy to talk yourself into on a hot day. That convenience is also why etiquette matters here.

• Best for: Short scenic dips near Burlington and Waterbury
• Watch for: Slippery rocks, crowding, private-property edges, and high water
• Make it better: Keep it quick, clean, and respectful of neighbors.

4. Red Rocks Park - South Burlington, Vermont

Red Rocks is technically a Lake Champlain swim rather than a mountain stream, but it gives Burlington the after-work and sunset feeling people are searching for.

• Best for: Burlington-area swimming, lake views, and quick urban escapes
• Watch for: Water quality, parking rules, and shoreline conditions
• Make it better: Check current lake notices and go when the wind is working in your favor.

5. Silver Lake State Park - Barnard, Vermont

Silver Lake is one of Vermont's best simple answers. It is not trying to be a gorge, a quarry, or a roadside spectacle. It is a lake beach that lets the day breathe.

• Best for: Central Vermont families and slower summer afternoons
• Watch for: Park capacity, fees, and water status
• Make it better: Use it when you want a low-friction day between Woodstock and the Upper Valley.

6. Lake Elmore State Park - Elmore, Vermont

Elmore has the clean Vermont shape people want: lake, mountain, trees, and a beach that does not feel like a compromise. It is especially useful when river water is too cold or too pushy.

• Best for: Mountain-lake swimming and picnic-friendly days
• Watch for: Fees, seasonal staffing, and cool water
• Make it better: Bring chairs and stay longer than you planned.

7. Wrightsville Reservoir - Middlesex, Vermont

Wrightsville is a practical central Vermont stop when the day needs water without drifting too far from the route. It works best as a low-key swim and picnic plan.

• Best for: Montpelier-area travel days and easy reservoir swimming
• Watch for: Seasonal rules, water status, and local access details
• Make it better: Pair it with Montpelier or Waterbury rather than making it a stand-alone pilgrimage.

8. Lareau Swim Hole - Waitsfield, Vermont

Lareau is the friendlier side of the Mad River swim scene. It is still a river, so conditions matter, but it fits beautifully into a Waitsfield day with food and shade nearby.

• Best for: Mad River Valley families and town-adjacent dips
• Watch for: River level, parking, and summer crowding
• Make it better: Pair it with lunch, not a rushed checklist of every nearby pool.

9. Warren Falls - Warren, Vermont

Warren Falls has the kind of reputation that makes planning matter. On the right day it is a blue-green Vermont classic; on the wrong day it is crowded, slippery, or simply not the right move.

• Best for: Mad River Valley scenery and confident river visitors
• Watch for: High water, crowds, cliff behavior, and roadside pressure
• Make it better: Go early, keep expectations flexible, and have a lake backup.

10. Mascoma Lake area - Lebanon and Enfield, New Hampshire

Mascoma gives the Upper Valley an easy-water option near I-89. It is more local and practical than dramatic, which is exactly what a travel-day stop often needs.

• Best for: Upper Valley travelers and simple lake access
• Watch for: Town rules, beach status, and parking
• Make it better: Use it when you need convenience more than a postcard.

Before you go

• Check the latest rain, river level, heat, and water-quality notice before you drive.
• Read posted signs at the water, even if a guide or map looked good earlier in the week.
• Do not assume lifeguards are present just because a beach or pond is open.
• Keep a second pick within the same region whenever possible.
• Leave roadside shoulders, gates, private driveways, and emergency access clear.
• Pack out trash, keep music low near homes, and treat local swim spots as borrowed space.

More guides

• Start with the full New England Swimming Holes map
• Browse all New England guide articles
• Browse no-hike New England swimming holes
• Compare swimming holes with restrooms and real amenities
• Check warm early-season swimming ideas
• Plan around rain and river conditions

FAQ

What is the best swimming stop near I-89 in Vermont?

Waterbury Center is one of the easiest because it sits near Stowe, Waterbury, and the interstate corridor.

Are I-89 river spots safe after rain?

Use caution. Many river pools can rise or cloud quickly after storms, so a lake or reservoir is often the safer-feeling choice.

Can I use this as a Burlington road-trip guide?

Yes. It works especially well for travelers heading toward Burlington, Stowe, Waterbury, or the Upper Valley.

Updated 2026-05-31. Conditions, parking rules, lifeguard staffing, fees, reservations, and water-quality postings can change quickly in summer. Check the current park, town, or state notice before you drive.