20 youth sports leagues, clubs and classes for kids in and around Union City, CA, across 11 sports: baseball, basketball, cheerleading, cross country, flag football, soccer, softball, tackle football and more. Use the filters to narrow by season, age, girls or boys, and rec or travel level. Every listing links to the program's own website or social page.
Spring 2027: Mar 13 – May 31, 2027 (Juniors/Seniors Apr 18 – May 31, 2027). Player evaluations Jan 17 & Jan 30, 2027 (Minors and up).
Sign-ups
Spring 2027 open now (opened Sep 28, 2026). Tee Ball/Farm $125 Oct 3–Nov 30, $150 after; Minors and up $175 Oct 3–Nov 30, $200 after. Early-bird pricing ends Nov 30, 2026. Last day to register Jan 17, 2027 (online listing shows close 01/16/2027 11:59 PM; Juniors/Seniors close 04/17/2027). Refundable deposits at checkout: $50 popcorn deposit per player + $50 volunteer deposit per family. Ages 4–7 may join from any city.
4–14 (Tee Ball, Minor B, Minor A, Majors, 50/70, Juniors)
When
2027 season dates listed Feb 1 – Jun 12, 2027 (FAQ: regular season early March to Memorial Day weekend; post-season June–July)
Sign-ups
2027 open now (online only). Baseball: Tee Ball & Minor Coach/Machine Pitch $150; Minor Player Pitch, Major, 50/70, Junior $225. Closes 01/15/2027. Tryouts for Minor B, Minor A and Majors.
Winter 2027: Jan 16 – Feb 20, 2027 (6 Saturdays); Spring 2027: Apr 10 – May 22, 2027 (7 Saturdays); at California School for the Deaf, 39350 Gallaudet Dr, Fremont
Sign-ups
Open now. $202 if paid by 11/21/2026 (Winter) / by 02/12/2027 (Spring).
Fall 2026 sessions Aug 17 – Nov 8 (M/W or S/M/W); Thanksgiving camp Nov 23–25; winter camp Dec 21–23; shooting clinic Nov 30 – Dec 16, 2026.
Sign-ups
Sessions $249–$290; camps $150–$170; clinic $80–$95 (guide does not label which price is resident). Register through the city (codes FA26YS-100 to -112).
2027 dates aren't on their website yet, but their Instagram and Facebook are active. Check there for sign-up news.
Ages
Kindergarten - 8th grade (K-1, 2-3, 4-5, 6-8) plus All-Girls Middle School and High School
When
Fall 2026: Sundays at Tennyson High School (27035 Whitman St, Hayward); remaining dates Oct 25, Nov 1, playoffs & championship Nov 8, 2026. Winter 2027 and Spring 2027 seasons offered (dates not posted yet).
Sign-ups
Winter 2027 registration open now. Spring 2027 registration opens January 11, 2027 and closes March 14, 2027.
Spring: practices from mid-February, games early March – late May (per FAQ). 2026 ran Opening Day Mar 14 – Closing Day May 16, All-Stars May 17. 2027 dates not posted.
Sign-ups
Spring 2027 registration open; payment must be completed by Jan 31, 2027; $10 discount per additional sibling; scholarships available; waitlist possible if volunteers are short. 2027 fees not shown publicly (2026 FAQ listed $150 for 6U, $175 others).
Group classes 2.5-14 (Pee Wee 4-5, Mini Aces 6-8, Orange Ball 8-12, Teen Stars 9-14); Junior Performance & Development 8+; Match Play 6-12; camps 6-14
When
Year-round monthly sessions. Junior Performance schedule posted Sept-Dec 2026 (last sessions end Dec 20, 2026). Match Play Saturdays 11:30 am-1:30 pm.
Sign-ups
Monthly fees, e.g. $209/month (Pee Wee & Mini Aces, 4 meetings), $261/month (Orange Ball & Teen Stars); Junior Performance $535-$617/month after an evaluation; Match Play $120/month.
Club registration on its Jersey Watch site. As of Oct 29, 2026 only 2026 Cross Country registration is open (closes 11/30/2026); 2027 track registration not posted yet.
Page says '2026-27 Season Registration is closed.' Fee $250 per player. Eligibility: St. Anne Faith Formation (this year and last), living within parish boundaries (utility-bill proof), or a petition for practicing Catholics whose parish has no program.
Fridays at Mark Green Sports Center, three sessions: Sep 4-25 (5:45-7:15 pm), Oct 9-30 (6:00-7:30 pm) and Nov 6-Dec 4, 2026 (6:00-7:30 pm). No winter 2027 youth volleyball listed in the online catalog yet.
Sign-ups
Online catalog (secure.rec1.com, via unioncity.org/reg) lists 'UC Volleyball Sessions' ages 11-15, $75 per session: Fri Sep 4-25, Oct 9-30, Nov 6-Dec 4, 2026 at Mark Green Sports Center. Info (510) 675-5801.