Marin County Parks — visitor and reservation information
Published park, recreation and specifically named facility information. County referrals do not imply county operation, full-system coverage or reservation eligibility.[1]
Source checked October 26, 2026[1]parks.marincounty.gov
Opens this office’s own website. CountyWiki does not process applications, take payments or provide personal records.
Contact details & office locations ↓Online services & information
Use the links below for official services and provider information. Check each service’s instructions and service area.
Marin County Parks information. Park sites, open-space preserves, court bookings, group permits and special events have different requirements; live closures and actual inventory must be checked with the operator.
Official instructions for the new Rec.Us booking platform, courts, picnic areas, fields and group/special-event permits. Legacy bookings need separate staff assistance.
Before you start
- Eligibility & access · Rec.Us booking account requirement
- Yes, a Rec account gives you many self-service features. [4]
- Availability · Rec.Us Instant Book use limit
- Use Instant Book for recreational reservations that are not commercial use or special events. [5]
- Availability · County picnic areas; not a universal open-space group threshold
- Advance reservations are required for groups of 20 or more. Use permits may also be required. [6]
- Availability · McInnis tennis/pickleball courts
- Two hour reservation limit per day for recreational play. [7]
- Availability · McInnis tennis/pickleball courts
- Unreserved courts are first come, first serve. One hour limit if other players are waiting. [8]
- Availability · Court cancellation credit, distinct from picnic/ball-field refunds
- Court cancellations made three or more days in advance will result in a credit to your Rec account. You can apply this credit to future bookings. [9]
- Availability · Picnic/ball-field cancellations
- Picnic and ball field reservations canceled more than 30 days before the event date are eligible for a refund. [10]
- Availability · Sports fields; no current closure date inferred
- Fields are closed during rainy season. The exact date for closure is based on seasonal weather. [11]
- Availability · Distinct county park and open-space preserve permit thresholds
- Any group of 20 or more gathering at a park that does not accept online reservations must apply for a group use permit. Any group of 15 or more visiting an open space preserve must also apply in advance for a permit. [12]
- Availability · Commercial park/preserve use
- Any commercial use, including film or photography, requires a permit. [13]
- Availability · Professional commercial dog walking
- Professional dog walkers need a permit. [14]
- Availability · Legacy bookings: staff-assisted cancellation; not an inferred launch date
- If you have a paid reservation that was made before October 1, 2026, you will need to contact Parks staff to assist you with the cancellation. You will not be able to log in to Rec. Us to cancel reservations made on the old system. [15]
Fees
Fees are quoted only when a source document supports the amount and conditions.
Check the official website for its current fee schedule. No fee should be assumed to be free.
Forms & documents
Official forms and document pages for this office’s services.
Sources & last checked2 source pages · 18 citations
Sources were checked by an AI-assisted research process. A checked website does not mean every service or fee on it has been reviewed.
- [1] Marin County Parks (opens in a new tab)
Marin official parks information · Official park/provider page; exact named facility, operator/referral, reservation condition, contact or fee row
Source reviewed October 26, 2026View supporting excerpt
Find fun things to do in Marin County's 39 parks and 34 open space preserves.
- [2] Marin County Parks (opens in a new tab)
Marin official parks information · Official park/provider page; exact named facility, operator/referral, reservation condition, contact or fee row
Source reviewed October 26, 2026View supporting excerpt
Find fun things to do in Marin County's 39 parks and 34 open space preserves.
- [3] Marin County Parks site reservations (opens in a new tab)
Marin official parks information · Official park/provider page; exact named facility, operator/referral, reservation condition, contact or fee row
Source reviewed October 26, 2026View supporting excerpt
You can now make Marin County Parks site reservations on the new online platform: Rec.Us/Marin-County
- [4] Marin County Parks site reservations (opens in a new tab)
Marin official parks information · Official park/provider page; exact named facility, operator/referral, reservation condition, contact or fee row
Source reviewed October 26, 2026View supporting excerpt
Yes, a Rec account gives you many self-service features.
- [5] Marin County Parks site reservations (opens in a new tab)
Marin official parks information · Official park/provider page; exact named facility, operator/referral, reservation condition, contact or fee row
Source reviewed October 26, 2026View supporting excerpt
Use Instant Book for recreational reservations that are not commercial use or special events.
- [6] Marin County Parks site reservations (opens in a new tab)
Marin official parks information · Official park/provider page; exact named facility, operator/referral, reservation condition, contact or fee row
Source reviewed October 26, 2026View supporting excerpt
Advance reservations are required for groups of 20 or more. Use permits may also be required.
- [7] Marin County Parks site reservations (opens in a new tab)
Marin official parks information · Official park/provider page; exact named facility, operator/referral, reservation condition, contact or fee row
Source reviewed October 26, 2026View supporting excerpt
Two hour reservation limit per day for recreational play.
- [8] Marin County Parks site reservations (opens in a new tab)
Marin official parks information · Official park/provider page; exact named facility, operator/referral, reservation condition, contact or fee row
Source reviewed October 26, 2026View supporting excerpt
Unreserved courts are first come, first serve. One hour limit if other players are waiting.
- [9] Marin County Parks site reservations (opens in a new tab)
Marin official parks information · Official park/provider page; exact named facility, operator/referral, reservation condition, contact or fee row
Source reviewed October 26, 2026View supporting excerpt
Court cancellations made three or more days in advance will result in a credit to your Rec account. You can apply this credit to future bookings.
- [10] Marin County Parks site reservations (opens in a new tab)
Marin official parks information · Official park/provider page; exact named facility, operator/referral, reservation condition, contact or fee row
Source reviewed October 26, 2026View supporting excerpt
Picnic and ball field reservations canceled more than 30 days before the event date are eligible for a refund.
- [11] Marin County Parks site reservations (opens in a new tab)
Marin official parks information · Official park/provider page; exact named facility, operator/referral, reservation condition, contact or fee row
Source reviewed October 26, 2026View supporting excerpt
Fields are closed during rainy season. The exact date for closure is based on seasonal weather.
- [12] Marin County Parks site reservations (opens in a new tab)
Marin official parks information · Official park/provider page; exact named facility, operator/referral, reservation condition, contact or fee row
Source reviewed October 26, 2026View supporting excerpt
Any group of 20 or more gathering at a park that does not accept online reservations must apply for a group use permit. Any group of 15 or more visiting an open space preserve must also apply in advance for a permit.
- [13] Marin County Parks site reservations (opens in a new tab)
Marin official parks information · Official park/provider page; exact named facility, operator/referral, reservation condition, contact or fee row
Source reviewed October 26, 2026View supporting excerpt
Any commercial use, including film or photography, requires a permit.
- [14] Marin County Parks site reservations (opens in a new tab)
Marin official parks information · Official park/provider page; exact named facility, operator/referral, reservation condition, contact or fee row
Source reviewed October 26, 2026View supporting excerpt
Professional dog walkers need a permit.
- [15] Marin County Parks site reservations (opens in a new tab)
Marin official parks information · Official park/provider page; exact named facility, operator/referral, reservation condition, contact or fee row
Source reviewed October 26, 2026View supporting excerpt
If you have a paid reservation that was made before October 1, 2026, you will need to contact Parks staff to assist you with the cancellation. You will not be able to log in to Rec.Us to cancel reservations made on the old system.
- [16] Marin County Parks site reservations (opens in a new tab)
Marin official parks information · Official park/provider page; exact named facility, operator/referral, reservation condition, contact or fee row
Source reviewed October 26, 2026View supporting excerpt
If you have questions about a reservation, you can call Parks at (415) 473-6388.
- [17] Marin County Parks site reservations (opens in a new tab)
Marin official parks information · Official park/provider page; exact named facility, operator/referral, reservation condition, contact or fee row
Source reviewed October 26, 2026View supporting excerpt
You can also email us at ParksReservations@marincounty.gov.
- [18] Marin County Parks site reservations (opens in a new tab)
Marin official parks information · Official park/provider page; exact named facility, operator/referral, reservation condition, contact or fee row
Source reviewed October 26, 2026View supporting excerpt
Parks staff will take calls in real time on Tuesdays, Wednesdays, and Thursdays from 10:00 a.m. to 1:00 p.m.