Kettle Moraine State Forest

State: Wisconsin. Type: state forest spanning roughly 56,000 acres across southeastern Wisconsin, spread over about a hundred miles. Made up of five units: Northern (Sheboygan, Fond du Lac, Washington counties), Southern (near Whitewater Lake, north of Eagle/Palmyra), Pike Lake (Washington County), Loew Lake (Washington County) and Lapham Peak (Waukesha County). Northern and Southern units established 1936; Pike Lake 1960; Lapham Peak 1985; Loew Lake 1987.

Kettle Moraine State Forest protects one of the most distinctive glacial landscapes in the United States, a band of hills, ridges and depressions left behind roughly 10,000 to 12,000 years ago where two lobes of the last continental ice sheet met. The forest is not a single contiguous block of land but a chain of five separate units strung across southeastern Wisconsin, from the Northern Unit near Kewaskum and Glenbeulah down to the Southern Unit near Whitewater Lake, with smaller Pike Lake, Loew Lake and Lapham Peak units in between. Its defining terrain features, kettles (bowl-shaped depressions), kames (conical hills) and eskers (long, winding ridges), formed as buried ice blocks melted and meltwater deposited sand and gravel. That legacy has made the forest a magnet for hikers, mountain bikers, cross-country skiers and equestrians, with an extensive trail network threading through kettle lakes, prairie remnants and hardwood forest across the units.

The forest's units are scattered across Sheboygan, Fond du Lac, Washington and Waukesha counties in southeastern Wisconsin. The Northern Unit runs more than 20 miles from Glenbeulah to Kewaskum; the Southern Unit sits near Whitewater Lake, north of the towns of Eagle and Palmyra; the Pike Lake Unit is on Highway 60 between Slinger and Hartford; the Loew Lake Unit is a smaller recreation area in the town of Erin; and the Lapham Peak Unit lies just south of Delafield in Waukesha County.

The region has a humid continental climate typical of southeastern Wisconsin, with warm, humid summers and cold, snowy winters. Winter cross-country skiing and snowmobiling depend on natural snowfall, so conditions vary year to year; summer brings the warmest, most humid weather for hiking, biking and swimming at the units' kettle lakes.

Fall is popular for hiking and biking through hardwood forest color change along the moraine's hills, while summer draws the most visitors for camping, swimming and trail use. Winter attracts cross-country skiers and snowmobilers when snow cover allows; spring can be muddy on trails as snowmelt and rain saturate the glacial soils.

The Kettle Moraine landscape was carved at the close of the last Ice Age, when the Green Bay and Lake Michigan lobes of the continental ice sheet met and left behind a jumble of kettles, kames and eskers as the ice retreated and buried blocks of ice melted in place. The state began setting aside portions of this terrain in the 1930s, establishing the Northern and Southern units in 1936 as part of a broader Depression-era push for public forest and recreation land. Additional units were added over the following decades as the state acquired more land: Pike Lake in 1960, Lapham Peak in 1985, Loew Lake in 1987 and a Mukwonago River unit in 2008, gradually stitching together the roughly hundred-mile chain of forest units that exists today.

Across its units, the forest offers about 250 miles of hiking trails, nearly 100 miles of cross-country ski trails, 130 miles of equestrian trails, 150 miles of snowmobile trails and roughly 75 miles of off-road bicycle trails. Kettle lakes within several units, such as Mauthe Lake and Long Lake in the Northern Unit, support swimming, fishing and paddling in warmer months. The Ice Age National Scenic Trail runs through portions of the forest, and observation towers, including one at Lapham Peak, give views over the rolling moraine terrain.

The Northern Unit centers on Mauthe Lake and Long Lake recreation areas with their beaches and campgrounds; the Southern Unit's Whitewater Lake area has a visitor center and additional campgrounds; the Lapham Peak Unit features an observation tower on one of the region's higher points; and the Pike Lake and Loew Lake units offer smaller, quieter recreation areas. The forest also contains several State Natural Areas protecting remnant prairies and oak stands, such as Kettle Moraine Low Prairie and Kettle Moraine Red Oaks.

The Northern Unit is reached via State Highway 67 or County Road GGG near Campbellsport and Kewaskum; the Southern Unit is accessed from Highway 12 or Highway 59 near Eagle and Whitewater; the Pike Lake Unit sits directly on Highway 60 between Slinger and Hartford; and the Lapham Peak Unit is just off I-94 south of Delafield in Waukesha County. The forest's units are roughly 30-60 minutes from the greater Milwaukee area by car, and there is no public transit directly serving the properties, so a personal or rental vehicle is necessary.

Wisconsin state properties generally admit vehicles with a valid admission sticker year-round; specific unit gates and visitor centers keep their own posted hours that can vary seasonally. Confirm current hours for the specific unit and campground you plan to visit on the Wisconsin DNR website before your trip.

A Wisconsin State Park System vehicle admission sticker is required for all units. As of recent DNR pricing, a daily vehicle pass is priced in the $5-$13 range and an annual sticker in the $25-$28 range depending on residency, with camping fees charged separately by site type, season and residency. Confirm current pricing on the Wisconsin DNR website, since fees change periodically.

A single day is enough to hike or bike a section of one unit, but many visitors camp for a weekend or longer to explore multiple units, since the forest is spread across roughly a hundred miles.

The forest itself operates roughly 750 campsites across its units, including family campgrounds at Mauthe Lake and Long Lake (Northern Unit) and Pinewoods and Whitewater Lake (Southern Unit), plus horse-camping areas. Outside the forest, small towns near each unit, including Campbellsport, Kewaskum, Eagle, Whitewater, Hartford and Delafield, offer motels and bed-and-breakfasts, while the greater Milwaukee metro area to the east has a full range of hotel chains within roughly an hour's drive.

Casual small-town dining, diners and supper clubs are common in the towns bordering each unit, such as Kewaskum, Eagle, Whitewater and Delafield. Visitors staying closer to Milwaukee or Waukesha have a much wider range of chain and independent restaurants available, generally a 30-60 minute drive from any given unit.

The Ice Age National Scenic Trail links several of the forest's units and continues well beyond the property for long-distance hikers. The Old World Wisconsin living-history museum sits near the Southern Unit in Eagle. Holy Hill National Shrine, a well-known basilica on a scenic hilltop, is close to the Pike Lake and Loew Lake units in Washington County.

There is no passenger rail or transit line serving the forest's units directly; the closest major air gateway is Milwaukee Mitchell International Airport, roughly 30-60 minutes from most units depending on which one you're visiting. A personal or rental car is the practical way to reach and move between units.

Trail conditions vary by season, with mud common after snowmelt or rain on the moraine's clay and sandy soils, so appropriate footwear matters. Ticks are present in the region's woods and prairies, so checking for them after hiking is advisable. Snowmobile, equestrian, biking and hiking trails sometimes cross or run parallel to each other, so stay alert to other trail users and posted signage for multi-use sections.

Sturdy hiking or biking shoes, water, insect repellent and tick-checking habits are useful across seasons. Winter visitors should bring layered clothing for cross-country skiing or snowmobiling, and campers should pack gear appropriate to the specific campground's season and site type (electric vs. non-electric, walk-in vs. drive-up).

Because the forest is split into five separate units spread across roughly a hundred miles, decide which unit(s) match your interests (lakes and swimming in the Northern Unit, equestrian trails in the Southern Unit, the Lapham Peak observation tower) before you go, rather than trying to see the whole forest in one visit. Buy or bring your vehicle admission sticker before arriving, since it's required at every unit including campgrounds. Fall and winter trail users should check current conditions, since snow depth and mud can change trail usability quickly.

Dial 911 for any emergency. For general Wisconsin DNR customer service, including questions about specific units, call 1-888-936-7463 (available roughly 7 a.m. to 10 p.m.).

Wisconsin DNR - Kettle Moraine State Forest - https://dnr.wisconsin.gov/topic/StateForests/kettleMoraine

This section is being updated and will be available shortly.

This section is being updated and will be available shortly.

This section is being updated and will be available shortly.