List of District 45 Little League Fields. Click the field to Google map it's location.

Ashland Little League
 (Behind Edendale Middle School)
16160 Ashland Ave.
San Lorenzo, Ca 94580

Castro Valley Little League [60' Diamond]
25847 Five Canyons Parkway
Castro Valley, CA 94552

Castro Valley Little League [90' Diamond] 
(Proctor Elementary School)
17520 Redwood Rd.
Castro Valley, CA 94552

Hayward West National [60' Diamond]
125 B Street
Hayward, CA 94541

Hayward West National [90' Diamond]
(JV Field at the old Sunset High)
22100 Princeton
Hayward, CA 94541

Mt. Eden Little League
(Ochoa Middle School)
2121 Depot Rd.
Hayward, CA 94545

Mt. Eden Little League (90' Diamond)
(Southgate Community Center)
26780 Chiplay Ave.
Hayward, California

San Leandro Little League
(Burrell Field off Marina Blvd.)
Teagarden St.
San Leandro, CA 94577

Tennyson American Little League
(Sorensdale Park / Parking at end of Jane)
275 Goodwin St.
Hayward, CA 94545

Treeview Little League
(Conley-Caraballo High School)
541 Blanche St.
Hayward, CA 94544

Union City American Little League [60' Diamond]
(Hall Ranch Park)
4525 Dyer St.
Union City, CA 94587

Union City American Little League [90' diamond]
(Seabreeze Park)
Dyer Street & Carmel Way
Union City, CA 94587

Union City National Little League [60' Diamond]
(James Logan High at Meyers Ave entrance)
Meyers Ave.
Union City, CA 94587

Union City National Little League [90' Diamond]
James Logan High at 13th & J St. entrance)
1800 H St.
Union City, CA 94587