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Green Bay shoreline cliffs at Peninsula State Park

State Park · Wisconsin

Peninsula State Park

Door County's crown jewel: eight miles of Green Bay shoreline, the cliff-edge Eagle Trail, the accessible Eagle Tower, a historic lighthouse, beaches, golf, and 460-plus campsites.

The historic Eagle Bluff Lighthouse

Field briefing

Peninsula State Park changes fast with season and elevation.

Before you go

Peninsula is a Door County camping weekend that books out months ahead.

The best plans reserve a campsite early, buy a Wisconsin admission sticker, pair the cliff-edge Eagle Trail and the accessible Eagle Tower, and add a lighthouse tour or a swim at Nicolet Beach.

Best window
May to October for hiking, biking, and camping, with cherry blossoms in May and fall color in October
Signature routes
Eagle Trail, Eagle Tower
Pack focus
Water, layers

The landmarks worth the trip. Tap any photo to enlarge.

Location
Wisconsin
Best time
May to October for hiking, biking, and camping, with cherry blossoms in May and fall color in October
Entrance
Wisconsin state park vehicle admission sticker required

When to go

Weather, crowds, and what the season changes about the trip.

Spring

Moderate crowds

Cool and breezy, with cherry blossoms, warbler migration, and fewer crowds.

Pack Wind layer, binoculars, and footwear for muddy cliff trails.

Summer

Peak crowds

Warm and very busy, with packed campgrounds, beach swimming, and Door County tourist traffic.

Pack Sun protection, swim gear, and an early campsite booking plan.

Fall

High crowds

Crisp hiking weather and strong color on the bluffs, a Door County favorite.

Pack Warm layer, headlamp for short days, and traction for leaf-covered ledges.

Winter

Low crowds

Cold and quiet, with cross-country skiing, snowshoeing, and limited services.

Pack Insulation, traction, and gear for groomed ski trails.

Top things to do

  • Eagle Trail

    A rugged 2-mile loop that drops about 200 feet through old cedar forest along the Green Bay cliffs, the park's signature hike.

  • Eagle Tower

    A rebuilt observation tower with an 850-foot accessible ramp to a treetop view over Green Bay and the islands.

  • Eagle Bluff Lighthouse and Nicolet Beach

    A historic 1868 lighthouse with seasonal tours, paired with the park's main swimming beach for an easy day.

How long to spend

Anchor the day around Eagle Trail

Keep one flexible slot in the day, because weather, parking, and energy usually decide more than the map does. For one day in Peninsula State Park, make Eagle Trail the non-negotiable, add Eagle Tower only if the first stop runs clean, and keep Eagle Bluff Lighthouse and Nicolet Beach as the flexible finish.

  1. 1Start with Eagle Trail: A rugged 2-mile loop that drops about 200 feet through old cedar forest along the Green Bay cliffs, the park's signature hike.
  2. 2Add Eagle Tower: A rebuilt observation tower with an 850-foot accessible ramp to a treetop view over Green Bay and the islands.
  3. 3Use Eagle Bluff Lighthouse and Nicolet Beach as the optional finish, not as a reason to rush the whole day.

Plan your trip

Turn Peninsula's conditions into water, pack, and sleep-system decisions.

The rebuilt Eagle Tower overlooking Green Bay

Build around conditions

Let season, elevation, and weather set the plan.

Plan your trip

4 quick tools, already seeded for Peninsula State Park. Tune the numbers around temperature swings, footing, layers, and how much margin the route needs.

  1. 01Size your water for a mild day on the trail
  2. 02Find the right daypack size for a day out
  3. 03Check you will sleep warm down to about 30F
  4. 04Estimate the stove fuel to pack for the trip

What to pack

Start with the gear decisions this park changes: footing, weather, camping, and water.

Pack planning

Decide what Peninsula State Park asks of your kit before you start checking boxes.

Use this as a constraint check while you are still shaping the trip. The active checklist becomes useful once your route, dates, and sleep plan are set.

  • First constraintHydration and exposureWater, hat, sunscreen, sunglasses, Navigationmap, downloaded GPS, or a GPS watch, 3 more
  • Route realityFooting and tractionHiking boots, Hiking socks, Trekking poles
  • Load choicePack and carry systemDaypack
  • If overnightSleep and shelterTent, Sleeping bag, Sleeping pad

Checklist mode

21 items, grouped for the trip you are actually taking.

  1. Dates and season are set.
  2. Primary route, campground, or lodge is chosen.
  3. Water, footwear, and overnight needs are sized.

Gear for Peninsula

The buying guides that match what Peninsula asks of your kit, with our current top picks across budget and use case.

Where to stay

Camp inside the park if you can. Peninsula has more than 460 campsites across several campgrounds, including sites near Nicolet Bay. Fish Creek sits right at the park entrance with food and lodging, and the wider Door County corridor through Ephraim and Sister Bay offers inns and rentals when the campgrounds are full.

Camping reservations

Camping reservations

Reserve a Peninsula campsite well ahead. Treat it as reservation-first.

Peninsula has more than 460 sites across several campgrounds, but it is one of the busiest parks in Wisconsin. Door County summer and fall weekends should be the first locked decision.

Reviewed June 11, 2026

Booking window

Wisconsin state park camping reservations are required and can be made same day or up to 11 months ahead.

  • A Wisconsin State Park vehicle admission sticker is required to enter the park.
  • Reservations are required, and Peninsula fills early for summer and fall-color weekends.
  • Campgrounds range from open Nicolet Bay sites to wooded and bluff-side loops.

Where to book or verify

Reserve Wisconsin state park camping

Official Wisconsin State Park System reservation portal.

Peninsula State Park

Official Wisconsin DNR park page with trails, campgrounds, and alerts.

Search Recreation.gov

Check for federal campground, backcountry, tour, and permit inventory tied to this park.

Campgrounds to know

Nicolet Bay campground

Details
Booking
Same day to 11 months ahead through the Wisconsin reservation system.
Sites
Electric and non-electric sites near the beach and boat access.
Popular base near Nicolet Beach. The first check for most campers.

Tennison Bay and Weborg Point campgrounds

Details
Booking
Same day to 11 months ahead through the Wisconsin reservation system.
Sites
Wooded and shoreline sites, with accessible options at Tennison Bay.
Good alternatives when Nicolet Bay is full.

Getting there and practical info

Green Bay shoreline cliffs at Peninsula State Park

Plan the last mile as carefully as the destination.

Airports, roads, entrances, and local movement belong in the same plan.

Getting there

Get to Peninsula State Park, then move through the park without wasting the day.

Access rhythm
Plan the last mile
Region
Wisconsin
  1. Arrival note

    Peninsula sits on the Green Bay side of the Door County peninsula, between Fish Creek and Ephraim, about an hour northeast of the city of Green Bay.

  2. Car strategy

    A car is the practical way to reach the park and move around Door County, though the park's paved trails make it a strong cycling base as well.

Pair this with lodging: the simplest base is the one that removes a real morning problem, not just the one nearest the map pin.

Frequently asked questions

Do you need a sticker to enter Peninsula State Park?

Yes. A Wisconsin State Park vehicle admission sticker is required to enter Peninsula, available daily or as an annual pass. It is separate from the camping reservation fee.

How far ahead should I book Peninsula camping?

As early as you can. Wisconsin camping reservations open up to 11 months ahead, and Peninsula is one of the busiest parks in the system. Summer and fall-color Door County weekends fill quickly.

Is the Eagle Trail hard?

The Eagle Trail is a rugged 2-mile loop that drops about 200 feet through cedar forest along the cliffs, rated moderate to difficult for the rocky footing and climb back up. For an easier view, the accessible Eagle Tower has an 850-foot ramp to a treetop overlook.

Keep planning