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Pool info

The Tamalpais Union High School Community Programs provides Community swimming in our 16 lane pools at Tamalpais High School and Archie Williams High School.

 We are currently only open Monday through Friday and Saturdays (both pools) and Sundays (Archie Williams HS only). Due to the current guidelines from Marin County we are taking registrations per day per 45 minute time block. You must register online before you arrive for your desired sime time. There will be NO DROP INS

Entering the Pool (New Rules starting May 3)
  1. Register online at for your time and day to reserve your lane line.  Registration begins one week in advance, to the day.  Example, Monday is the first day to register for a swim the following Monday, Tuesday for the following Tuesday, Wednesday for the folowing Wednesday etc.
  2. Please show up at your time you signed up for.
  3. Face Covering must be warn at entry and exiting the pool area.
  4. Show up dressed to swim. The bathrooms are only open for emergencies. No changing or showering at the pool.
  5. After checking in please walk to your lane line and start your work out.
  6. We are allowing two swimmers per lane (May 3) Each swimmer must start and end on opposite sides of the pool.
  7. We will allow swimmers to have kick boards, and buoys,.
  8. At the end of your 45 minutes time block, please get out of the pool and exit through the back gate. No Showering or Changing.
  9. Please email or phone if you need to cancel your swim.  Credit vouchers will be given to cancellation notices more than 24 hour before your swim time.
Water Polo Schedule
The MCAL High School Water Polo season runs April 19 - June 5. This is a change for the 20 - 21 school year due to COVD. Please click on the school name to see what dates the Tam or HS 1327 pools will not be open for evening swim. 

HS 1327

Tamalpais High School

The 21 - 22 Water Polo season will be back in the its normal Fall time slot. We will update all swimmers on the schedule in August 2021

Archie Williams High School
1327 Sir Francis Drake Blvd. San Anselmo


Adult Lap Swim
Hours (Lap Swim Only)

Monday - Friday
5:30 am - 6:15 am
6:20 am - 7:05 am

Monday - Thursday

5:15 pm - 6:00 pm
6:05 pm - 6:50 pm

7:00am - 7:45am
8:00am - 8:45am
9:00am - 9:45am

8:00am - 8:45am
9:00am - 9:45am

Tamalpais High School
700 Miller Ave, Mill Valley

Hours (Tam Lap Swim Only)
Monday - Friday
5:30 am - 6:15 am
6:20 am - 7:05 am

Monday - Thursday
7:00 pm - 7:45 pm
8:00 pm - 8:45 pm

8:00am - 8:45am
9:00am - 9:45am

Tam District Winter Season Pass Dates
No Season Passes at this time

Tam District Pool Closed (As of 5/25/2021)
Dates subject to change
May 31 (Memorial Day)
June 10 Tam Evening (Tam Graduation)
July 4 (Fourth of July)
September 6 (Labor Day)
November 25/26 (Thanksgiving)
December 25 (Christmas)
January 1 (New Years)

Adult Lap Swim Cost
$8 per 45 minute swim block

Currently NO DROP INS