Reserve a park or campsite in Marin County

Official instructions for the new Rec.Us booking platform, courts, picnic areas, fields and group/special-event permits. Legacy bookings need separate staff assistance.

Availability · Rec.Us Instant Book use limit

Use Instant Book for recreational reservations that are not commercial use or special events.

Source & saved evidence

Marin official parks information · Marin County Parks site reservations (opens in a new tab)

Official park/provider page; exact named facility, operator/referral, reservation condition, contact or fee row

Use Instant Book for recreational reservations that are not commercial use or special events.

Agent source review: October 26, 2026 · Snapshot 0dd0c024ee8e7ed1

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.

Source & saved evidence

Marin official parks information · Marin County Parks site reservations (opens in a new tab)

Official park/provider page; exact named facility, operator/referral, reservation condition, contact or fee row

Advance reservations are required for groups of 20 or more. Use permits may also be required.

Agent source review: October 26, 2026 · Snapshot 0dd0c024ee8e7ed1

Availability · McInnis tennis/pickleball courts

Two hour reservation limit per day for recreational play.

Source & saved evidence

Marin official parks information · Marin County Parks site reservations (opens in a new tab)

Official park/provider page; exact named facility, operator/referral, reservation condition, contact or fee row

Two hour reservation limit per day for recreational play.

Agent source review: October 26, 2026 · Snapshot 0dd0c024ee8e7ed1

Availability · McInnis tennis/pickleball courts

Unreserved courts are first come, first serve. One hour limit if other players are waiting.

Source & saved evidence

Marin official parks information · Marin County Parks site reservations (opens in a new tab)

Official park/provider page; exact named facility, operator/referral, reservation condition, contact or fee row

Unreserved courts are first come, first serve. One hour limit if other players are waiting.

Agent source review: October 26, 2026 · Snapshot 0dd0c024ee8e7ed1

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.

Source & saved evidence

Marin official parks information · Marin County Parks site reservations (opens in a new tab)

Official park/provider page; exact named facility, operator/referral, reservation condition, contact or fee row

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.

Agent source review: October 26, 2026 · Snapshot 0dd0c024ee8e7ed1

Availability · Picnic/ball-field cancellations

Picnic and ball field reservations canceled more than 30 days before the event date are eligible for a refund.

Source & saved evidence

Marin official parks information · Marin County Parks site reservations (opens in a new tab)

Official park/provider page; exact named facility, operator/referral, reservation condition, contact or fee row

Picnic and ball field reservations canceled more than 30 days before the event date are eligible for a refund.

Agent source review: October 26, 2026 · Snapshot 0dd0c024ee8e7ed1

Availability · Sports fields; no current closure date inferred

Fields are closed during rainy season. The exact date for closure is based on seasonal weather.

Source & saved evidence

Marin official parks information · Marin County Parks site reservations (opens in a new tab)

Official park/provider page; exact named facility, operator/referral, reservation condition, contact or fee row

Fields are closed during rainy season. The exact date for closure is based on seasonal weather.

Agent source review: October 26, 2026 · Snapshot 0dd0c024ee8e7ed1

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.

Source & saved evidence

Marin official parks information · Marin County Parks site reservations (opens in a new tab)

Official park/provider page; exact named facility, operator/referral, reservation condition, contact or fee row

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.

Agent source review: October 26, 2026 · Snapshot 0dd0c024ee8e7ed1

Availability · Commercial park/preserve use

Any commercial use, including film or photography, requires a permit.

Source & saved evidence

Marin official parks information · Marin County Parks site reservations (opens in a new tab)

Official park/provider page; exact named facility, operator/referral, reservation condition, contact or fee row

Any commercial use, including film or photography, requires a permit.

Agent source review: October 26, 2026 · Snapshot 0dd0c024ee8e7ed1

Availability · Professional commercial dog walking

Professional dog walkers need a permit.

Source & saved evidence

Marin official parks information · Marin County Parks site reservations (opens in a new tab)

Official park/provider page; exact named facility, operator/referral, reservation condition, contact or fee row

Professional dog walkers need a permit.

Agent source review: October 26, 2026 · Snapshot 0dd0c024ee8e7ed1

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.

Source & saved evidence

Marin official parks information · Marin County Parks site reservations (opens in a new tab)

Official park/provider page; exact named facility, operator/referral, reservation condition, contact or fee row

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.

Agent source review: October 26, 2026 · Snapshot 0dd0c024ee8e7ed1