More open space to enjoy in San Gabriel! Now enjoy Coolidge Elementary School in the evenings, on weekends, and on holidays, starting May 1, 2017. The city of San Gabriel is collaborating with the San Gabriel Unified School District to create additional open space for our residents to enjoy. Residents are able to use the school site as park space with amenities that include: play equipment, basketball courts, and open field space. Bring the family out for a picnic and day of fun!