Rocks State Park
Also known as formerly Deer Creek State Park
- Status
- Open (per official listing)Daily 9 a.m. – sunset (Mar 1 – Oct 31)
- Entrance fee
- $3 per person ($5 nonresident)Annual pass available
- Day-use reservations
- Required at certain times
- Dogs
- Statewide rule — see below
- Camping
- None listed
- Official site
- dnr.maryland.gov(410) 557-7994
Official page last checked Oct 30, 2026. How we keep this current
Current alerts 1
Alert Rocks State Park: OPENThere is a new website to make reservations for Kilgore Falls in the Falling Branch area. To make a reservation go to… (more)
There is a new website to make reservations for Kilgore Falls in the Falling Branch area. To make a reservation go to https://www.parkdayuse.maryland.gov Reservations are only required on weekends and holidays. For information on recreational water sampling, visit the Harford County Health Department website at https://harfordcountyhealth.com/recreational-water-sampling/.
Posted by the park. Official alert
Overview
Rocks State Park is a park in Harford County, about 8 miles northwest of Bel Air.
The official site lists about 3.5 miles of trails.
Hours
Park, gate, office and facility hours are listed separately because they often differ. Alerts above override normal hours.
| Facility | Days | Hours | Season |
|---|---|---|---|
| Park | Not stated | 9 a.m. – sunset | Mar 1 – Oct 31 |
| Not stated | 10 a.m. – sunset | Nov 1 – Feb 28 |
Official wording
March through October: 9 a.m. to sunset November through February: 10 a.m. to sunset
Reservations are required to visit the Rocks State Park - Kilgore Falls and Falling Branch Area on weekends and holidays from Memorial Day weekend through Labor Day. An additional surcharge applies. For general questions or more information, please call the Rocks State Park Office at 410-557-7994.
Source: official park page, checked Oct 30, 2026. Times are local to the park (America/New York).
Pets
'Maryland State Parks welcome you and your pet to enjoy the great outdoors together!' Pets are allowed only in designated areas, which differ by park. The per-park 'Pet Policy' is on parkinfo.aspx.
Statewide rule from Maryland's park system (source). This park’s page doesn’t state its own pet rules, so check for local restrictions.
Fees and passes
| Item | Amount |
|---|---|
| Weekends and holidays: Maryland residents (resident) | $3 · person |
| Weekends and holidays: Maryland residents (nonresident) | $5 · person |
| Weekdays: Maryland residents (resident) | $2 · vehicle |
| Weekdays: Maryland residents (nonresident) | $4 · vehicle |
| Charge: (Base rate does not include transaction or other applicable fees) | $146.75 |
Official wording
Hours of Operations: March through October: 9 a.m. to sunset November through February: 10 a.m. to sunset Reservations are required to visit the Rocks State Park - Kilgore Falls and Falling Branch Area on weekends and holidays from Memorial Day weekend through Labor Day. An additional surcharge applies. For general questions or more information, please call the Rocks State Park Office at 410-557-7994. Day-use Admission Fee: Wilson’s, Hills Grove and Rock Ridge Picnic Areas • Weekends and holidays: Maryland residents $3/person; out-of-state residents $5/person • Weekdays: Maryland residents $2/vehicle; out-of-state residents $4/vehicle Rapids and Ma and Pa parking areas are open year round, with no admission fee (weather permitting). Shelter: Capacity: 150 people Charge: (Base rate does not include transaction or other applicable fees) $146.75
Maryland park passes
- Maryland State Park and Trail Passport (annual) — $75 resident / $100 non-resident. Unlimited day-use entry for everyone in the vehicle (up to 10 people), unlimited boat launching, 10% concession discount Details
- Golden Age Pass (62+) — $10 processing fee, lifetime. Free day-use entry, half-price camping Sun–Thu, waived boat launch fees Details
- Universal Disability Pass. Free lifetime entrance to DNR public lands for holder + one person Details
- Youth Group Pass. Youth-group day use (not peak weekends) and youth group camping; valid two years Details
From the Maryland state guide. Confirm which passes this park accepts.
Reservations
- Day use
- Required at certain times
- Booking system
- Maryland State Park Reservation Service (parkreservations.maryland.gov); day use via parkdayuse.maryland.gov
- Phone
- 888-432-2267
Reservations are required to visit the Rocks State Park - Kilgore Falls and Falling Branch Area on weekends and holidays from Memorial Day weekend through Labor Day.
We link to the official booking system rather than showing live availability, which changes minute to minute.
Getting there
- Address
- 3318 Rocks Chrome Hill Road
Jarrettsville, MD 21084 - Nearest town
- Bel Air — about 8 mi northwest (straight line)
- Coordinates
- 39.6400, -76.4200 (from Wikidata)
- Phone
- (410) 557-7994
- rocks.statepark@maryland.gov
Nearby state parks
Sources and freshness
- Maryland State Parks — park page — last checked Oct 30, 2026
- Maryland Park Service 'Find a State Park' directory (SharePoint HTML, links to /publiclands/Pages/{region}/{park}.aspx)
- Wikidata
“Last checked” is when our system last read the official source. No change has been detected since this page was first published. Hours, fees and rules can change without notice — confirm with the park before you go. Methodology