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Littleton Thunder offers spring lacrosse teams for youth players K – 8th grade.  Littleton Thunder and all AYL teams are grouped based upon grade level, K – 8th.  High school students are not permitted to play in the AYL.

Teams are formed based on age, grade, and playing experience.  Returning players and teams are formed based on coaches and previous experience. Coaches provide input for teams based on previous rosters and team formation. New players will create new teams or be added to an existing team roster based on team numbers.


Spring 2021 Age Grouping Quick Reference Table

Playing Level / Grad Year


Max Stick Length

short stick

long stick

8th grade - U15 / 2025

7th or 8th



7th grade - U13 / 2026

6th or 7th



6th grade - U12 / 2027

5th or 6th



5th grade - U11 / 2028

4th or 5th



4th grade - U10 / 2029

3rd or 4th


not permitted

3rd grade - U9 / 2030

2nd or 3rd


not permitted

2nd grade - U8 / 2031

1st or 2nd


not permitted

K/1st grade - U7 / 2032/2033

K or 1st


not permitted





  • Registration begins in November and closes when the team’s rosters are complete. 
  • All Thunder players are required to be US Lacrosse members, you can renew or join US Lacrosse during registration.
  • Regular REGISTRATION – November 2020 – April 2021


Littleton Thunder lacrosse teams practice at South Suburban Parks Fields in and around Littleton, CO. Many teams practice at the following locations:

  • Dekovend Park at University and Arapahoe Rd.
  • Cornerstone Park at Windermere and Belleview
  • Mark Hopkins Elementary near Broadway and Geddes

Teams practice 2-3x per week depending on the team and coach. Games may be played at any of the AYL lacrosse fields throughout South Metro Denver. Practices will start in late February / early March. Games will begin in March and go to the middle of May, ending in a Playoff Weekend and Championship.  Some teams may participate in post-season (summer/fall/winter) tournaments/leagues.


Players are responsible for providing their own equipment including:

Lacrosse helmet, gloves, arm pads, shoulder pads, stick, cleats, cup and mouth guard. Rib pads are optional.  

Equipment for goalies (stick, chest protector and throat guard) is provided by the Thunder.

Equipment can be purchased at sporting goods stores, Lacrosse Unlimited, Monkey Sports, Dick's Sporting Goods, Play-it-Again Sports, or other stores that deal in sports equipment.   

Littleton Thunder has used lacrosse equipment available for season rental, please inquire: boyslacrosse@littletonyouthsports.org


UNIFORMS / Helmet Wraps
Littleton Thunder is working with Lacrosse Unlimited to provide our team uniforms.  Same uniforms from 2020, each player is required to have a uniform for the spring 2021 season.

  • Grey shorts and reversible game jerseys are required.
  • Navy shorts, reversible practice jersey, shooter shirts and compressions pants are also available.
  • Each player will be provided with (1) pair of team socks, additional sets are available to purchase.
  • Helmet Wraps are available to be purchased during registration.

The Team Store will open with registration and will be closed January 10, 2021. Orders will be processed as a group order and scheduled to arrive before the first games. You can try on shorts and jerseys at Lacrosse Unlimited in Highlands Ranch for sizing. Please call to verify they have them available to try on!

9362 S Colorado Blvd #6, Highlands Ranch, CO 80126

(303) 927-7577


AYL Competition Levels:

The AYL Lacrosse Board of Directors will make the best effort towards dividing each age group into multiple divisions with the goal of like talent and experience levels teams playing against each other. The final placement of all teams in each age division will be at the discretion of the AYL Lacrosse Board of Directors.

  • Red:  Competitive
  • White: Intermediate
  • Blue:  Recreational

The Thunder Territory mostly consists of players that will attend Littleton Public Schools.

The AYL is a community focused league. For 2021, the roster mix for the upcoming season is 70% in territory for Blue and White divisions and 60% in territory for Red teams.  With the adoption of this policy, ALL rosters will go through an audit and sign off process to be conducted by the AYL Lacrosse Board.  

To be considered in-territory, a player must:

  1. Live within the club's boundaries
  2. Attend a school within the club's boundaries   

If you should have questions regarding your player's status, please email:  boyslacrosse@littletonyouthsports.org


Games are typically on Saturday mornings or early afternoon. Each team is provided a mix of home and away games throughout the season. Schedules will be added when schedule is complete Mid March


Program costs include field rental expenses, program lacrosse equipment including goals and balls, league fees, official’s charges, coaching and educational expenditures, and administrative costs. 




2nd Grade White AYL Runner-Up

4th Grade Blue AYL Runner-Up


3rd Grade Red AYL Champions

1st Grade Drone AYL Runner-Up

5th Grade Red Jamboree Champions


6th Grade White AYL Champions

2nd Grade White AYL Runner-up

1st Grade Blue AYL Runner-up

2nd Grade White Jamboree Champions


1st Grade White AYL Champions

3rd Grade White AYL Runner-up