San Jose State University’s aquatic center isn't just for the students; it's open to the public as well. Though more geared toward adult lap swimming, the shallow end of the pool is sectioned off for kids to swim freely. The locker rooms are accessible and provide hair dryers and plastic bags for wet swimsuits. It costs just $3 for a daily pass, $35 for one month and $105 for three months. Students, university affiliates, staff members and city employees receive a discount.

Located near the border of Sunnyvale and Cupertino, Fremont High School uniquely offers public access to its pool and amenities. For just $8 per day anyone can hop in the Olympic-sized pool and use one of 20 lanes for lap practice, or just $4 for recreational fun. Sunnyvale Swim also offers a 12-use punch pass for $62, and a monthly unlimited-use pass. Sunnyvale residents receive discounts.

For anyone looking to take the family to a spot where the kids can have fun while the adults get in some laps, Eagle Park Pool is an excellent choice. It's under $10 per visit for any swimmer, Mountain View residents receive a discount and there are also options for a multiple-use pass as well as a unlimited usage pass. The pool itself is 3-feet-deep at the shallow end and 13-feet-deep at the other with a diving board and a slide.

In addition to a pool and waterslide, the Blackberry Farm park boasts a café, reservable picnic areas, and paved paths to make access stroller-friendly. Throughout the week it's $7 to get a pool pass and on the weekends it'ss $9. However, they also have lots of options for season passes and family passes, and if you happen to be a resident of Cupertino then there is a discount waiting for you.

Just $3 puts swimmers in the same water where past Olympians have both trained and taught. There are three separate pools here—including one for high-dive—and during the summer they are all open for recreational swimming.

Rinconada Pool in Palo Alto is a prime choice for families with infants and toddlers. It features two heated pools, and one a large zero-entry wading pool that bottoms out at three feet. This wading pool also feature kid magnets like geysers and circular waterfalls. The other pool is a separate lap pool with 14 lanes and two diving boards. Small lockers are available for anyone needing to store their keys, but do require personal locks.

The Campbell Community Center at the Heritage Theatre welcomes everyone to its daily public recreational swim hour for just $2 per person. Once swimmers pass a swim test, they can enjoy a heated 25-yard pool with eight lanes and a max depth of nine-and-a-half feet. The community center also offers a 25-visit pass for $40 and anyone looking for adult lap swim may do so for $7 per person daily.