Lake Elmo State Park Beach is Billings' primary public swimming destination, set on the western shore of Lake Elmo in the Billings Heights neighbourhood, approximately five miles northeast of downtown. Lake Elmo is a small natural lake — a rarity in the high-plains landscape surrounding Billings — and its sandy shoreline offers a genuine beach experience that contrasts sharply with the broader, drier Montana terrain of eastern Montana. The beach features a stretch of maintained sandy shoreline bordered by lawn, with a designated roped swim zone in the lake's calmer northwestern arm. The water is substantially warmer than Montana's glacier-fed mountain lakes, typically reaching 70–76°F (21–24°C) at peak summer, making Lake Elmo the most comfortable swimming destination accessible to Billings residents. The lake is relatively shallow and the water generally clear, though cyanobacteria blooms can affect water quality in late summer. Montana FWP monitors water quality during the swim season and posts advisories when blooms are detected. Lake Elmo's broad amenities make it well-suited to extended family visits. Picnic shelters, a playground, restrooms, a concrete boat ramp, and shore fishing access are all on-site. Non-motorised watercraft — kayaks, canoes, and paddleboards — are popular on the lake and can complete a full circuit in under an hour. The park's flat terrain and paved paths provide broad accessibility. Fishing for largemouth bass, catfish, and carp is productive from shore and around the boat ramp. Billings grocery stores and restaurants are available approximately 10–15 minutes away by car.
Amenities
- Swimming beach
- Boat ramp
- Fishing
- Picnic shelters
- Playground
- Restrooms
Good to know
- Best for
- families, swimmers, fishing, sunbathers, dog-owners
Location
2900 Lake Elmo Dr, Billings, MT 59105
45.8012, -108.4466 View on map
Highlights
- Sandy swimming beach — the primary public swim destination for Billings and the surrounding area
- Warm lake water peaking around 70–76°F in July and August, warmer than any glacier-fed lake in Montana
- Non-motorised watercraft permitted with a boat ramp and a compact paddle circuit around the entire lake
- Playground and multiple picnic shelters enabling comfortable full-day family visits
- Shore fishing for largemouth bass, catfish, and carp from accessible flat banks
Tips for visiting
- Check the Montana FWP Lake Elmo page for water quality advisories before visiting — late-summer algae blooms can trigger temporary swim closures
- Arrive before 11 a.m. on summer weekends to secure a picnic shelter and spot in the designated swim zone
- Only non-motorised boats such as kayaks, canoes, and paddleboards are permitted — gasoline-powered motors are not allowed on the lake
- The playground makes Lake Elmo especially suitable for families with younger children who need periodic breaks from swimming
- No food is sold within the park — Billings grocery stores are 10–15 minutes away by car for supplies
When to visit
Late June through August for peak water temperatures and long summer days. Water quality is typically best in June and early July before late-summer algae activity. Check the Montana FWP website for any posted water quality advisories before visiting.
Frequently asked questions
Is Lake Elmo State Park suitable for young children?
Yes, Lake Elmo is one of Montana's most family-oriented state park beaches. The shallow swim zone, playground, and picnic shelters make it well-suited to young families. No lifeguards are posted, however, so children must be supervised at all times.
Are motorised boats allowed on Lake Elmo?
Only non-motorised watercraft such as kayaks, canoes, and paddleboards are permitted on Lake Elmo. A concrete boat ramp is available for launching.
Are there algae blooms at Lake Elmo?
Cyanobacteria (blue-green algae) blooms can occur in late summer, particularly in August. Montana FWP posts swim advisories when blooms are detected — check their website or the park's notice board before entering the water.
Is there a fee to enter Lake Elmo State Park?
A Montana State Parks day-use fee applies. Current fee information is available on the Montana FWP website. Montana residents with valid annual state park passes may enter for free.
What fish species are found in Lake Elmo?
Lake Elmo supports largemouth bass, catfish, carp, and other warm-water species. A valid Montana fishing licence is required for anglers aged 12 and over.