Lake County IL Forest Preserves close from sunset to sunrise under LCFPD Ordinance §7. Municipal parks in Waukegan, Libertyville, Gurnee, Highland Park, Lake Forest, Vernon Hills and Mundelein typically close at 10-11 PM. Lighted athletic fields may extend to 10-11 PM for scheduled use. After-hours presence is criminal trespass under 720 ILCS 5/21-3.
Park curfews in Lake County vary by jurisdiction. Lake County Forest Preserves close from sunset to sunrise year-round under LCFPD Ordinance Chapter 7; the 31,000-acre preserve system is heavily patrolled by Forest Preserve Police. Municipal park hours: Waukegan parks generally 6 AM to 10 PM (lakefront parks sometimes 11 PM in summer); Zion 7 AM to 10 PM; Libertyville 6 AM to 10 PM; Gurnee 6 AM to 11 PM (Viking Park); Highland Park 6 AM to 10 PM (sunset for nature areas); Lake Forest dawn to dusk for beaches and nature preserves, 10 PM municipal parks; Vernon Hills 6 AM to 10 PM; Mundelein 6 AM to 10 PM. Lighted athletic fields may extend to 10 or 11 PM for scheduled league play with permits. Illinois Beach State Park (Zion) and Chain O'Lakes State Park follow IDNR hours (sunrise to sunset except for permitted camping). Unauthorized after-hours access is criminal trespass under 720 ILCS 5/21-3 (class B misdemeanor if entry defies notice). Lakefront beaches in Waukegan, Highland Park and Lake Forest have additional lifeguard hours and swim-at-own-risk postings. Camping in municipal parks is prohibited without permit; overnight parking for RV or vehicle camping at trailheads triggers citation. Enforcement by municipal police, park rangers, and Forest Preserve Police.
After-hours municipal park trespass: $75 to $500 citation, 720 ILCS 5/21-3 class B misdemeanor possible. Forest Preserve after-hours: $75 to $500 under LCFPD Ordinance. Unauthorized camping: $100 to $750 plus eviction. Vandalism: criminal charges.
Lake County, IL
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Lake County, IL
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Lake County, IL
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Lake County, IL
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Lake County, IL
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Lake County, IL
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See how Lake County's park curfew rules stack up against other locations.
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