1 county-level rule, plus city-specific rules for 1 city in Polk County, Iowa.
Verified from official government sources
Polk County Conservation parks are open 6:30 a.m. to 10:30 p.m. in summer and sunrise to sunset in winter. All visitors must leave before closing time, front gates are locked, and quiet campground hours begin at 10:00 p.m.
Polk County Conservation Rules & Regulations, Section 12 (Closing Time)
Closing Time. All visitors are required to leave the park prior to closing time, which is 10:30 p.m. during summer hours and by sunset during winter hours.
1 cities in Polk County have their own curfew laws rules. Each link goes to that city's dedicated page with code citations.
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