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Hidden Valley Park


(16 Acres) Center Avenue at Redwood Drive. Two lighted tennis courts, picnic areas, playground area, two ballfields, restrooms, bicycle/jogging paths,1-mile exercise course and a 2-mile pathway leading up to Hidden Lakes Park. Picnic areas are listed below.  There are 2 other picnic areas not listed.  Acorn and Redwood picnic areas are first come first serve.

2021 PICNIC SEASON BEGINS JULY 3 - OCTOBER 31
Picnic reservations are required during the picnic season. Reserve a spot ONLINE!

Important Links:
Picnic Reservation Guidelines (PDF)
Picnic Site Guide (PDF)
How to Register for a Picnic Area Guide (PDF)
Are you a Martinez Resident? Check your address.

JUMP HOUSES ARE NOT ALLOWED IN ANY MARTINEZ PARKS

PICNIC AREA: BEECH
40 People - 1 BBQ
$150 deposit (refundable)
Martinez Resident/Nonprofit $60
Non-resident/Non-profit $120
Corporate $160

RESERVE HERE

PICNIC AREA: OAK
75 People - 1 BBQ
$300 deposit (refundable)
Martinez Resident/Nonprofit $112.50
Non-resident/Non-profit $225
Corporate $300

RESERVE HERE

PICNIC AREA: POPLAR
100 People - 2 BBQ's
$300 deposit (refundable)
Martinez Resident/Non-profit $150
Non-resident/ Non-profit $300
Corporate $400

RESERVE HERE

PICNIC AREA: SYCAMORE
100 People - 2 BBQ's
$300 deposit (refundable)
Martinez Resident/Nonprofit $150
Non-resident/Non-profit $300
Corporate $400

RESERVE HERE

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