| City of San Mateo | ||
 | ||
| Closed Leagues | |||
| League | Sport | League Activity | |
| Basketball Wednesday C-3 | Basketball | This league is closed | |
| Coed | Volleyball | This league is closed | |
| Coed | Volleyball | This league is closed | |
| Coed C (Mon) | Softball | This league is closed | |
| Coed C-2 Volleyball | Volleyball | This league is closed | |
| Coed C-3 Volleyball | Volleyball | This league is closed | |
| Coed C1/D1 (Wed) | Softball | This league is closed | |
| Coed D (Mon) | Softball | This league is closed | |
| Coed D1 (Sun) | Softball | This league is closed | |
| Coed Industrial (Tue) | Softball | This league is closed | |
| Coed Softball - Winter Open | Softball | This league is closed | |
| Coed Volleyball | Volleyball | This league is closed | |
| Friday Men's C-2 | Softball | This league is closed | |
| Friday Men's D-1 | Softball | This league is closed | |
| Friday Men's D-2 | Softball | This league is closed | |
| Men's Softball - Winter Open | Softball | This league is closed | |
| Monday Coed C League | Softball | This league is closed | |
| Monday Coed D League | Softball | This league is closed | |
| Summer Basketball League | Basketball | This league is closed | |
| Sunday Coed | Softball | This league is closed | |
| Sunday Men's | Softball | This league is closed | |
| Thursday Men's C-1 | Softball | This league is closed | |
| Thursday Men's C-2 | Softball | This league is closed | |
| Thursday Women's C | Softball | This league is closed | |
| Tuesday Coed IND | Softball | This league is closed | |
| Tuesday Men's C-2 | Softball | This league is closed | |
| Tuesday Men's C-3 | Softball | This league is closed | |
| Wednesday Coed C/D | Softball | This league is closed | |
| Wednesday Men's D-1 | Softball | This league is closed | |
| Winter Coed Softball League | Softball | This league is closed | |
| Winter Men's Softball League | Softball | This league is closed | |
