inSPIRE Rock is excited to be continuing a Houston climbing tradition and happy to announce that the 12th Annual Flashacre is coming October 27th – 28th, 2023 at inSPIRE Rock Cypress. Join us for two days of bouldering, competition, and community partying!

There is a limited number of competitor spots so make sure to get signed up early to be guaranteed a spot.

Based on last year’s turnout, we will be including two Friday night qualifier sessions in addition to 2 Saturday qualifier sessions for this year’s event. The top competitors in the advanced category will be invited to compete in an onsight finals Saturday evening.


  • BBQ Dinner
  • Raffle Prizes – must be present to win
  • Live Music from Salty AF
  • Beer & Drinks (Age Appropriate)
  • Cornhole, slackline, yard games etc.
  • Live music with DJ Diggabeatz


2023/10/27 18:15:00



$60 Early Bird Registration – Limited Edition Flashacre shirt, Food, Beer, and Party Included

  • Early Bird Deadline: October 6th, 2023

$70 Competitors – Limited Edition Flashacre shirt, Food, Beer, and Party Included

  • Regular registration deadline: October 25th, 2023
  • Must Register by October 13th to be guaranteed a shirt

$25 T-Shirt Only – Limited Edition Flashacre Shirt
$15 Spectator and Party Access – Finals Spectating Access, Food, and Drink



  • Beginner: V0-V2
  • Intermediate: V2-V4 
  • Advanced: V4-V6 
  • Open: V6+ 


  • Beginner: V0-V2
  • Intermediate: V3-V5
  • Advanced: V5-V7
  • Open: V7+
    *Open competitors must register for the Saturday morning qualifier (Session 3)*

inSPIRE Rock Cypress

October 27th
Session 1 Qualifiers (Beg, Int, Adv)

  • 5:15pm – 5:45pm: Competitor Check-In
  • 5:45pm – 6:00pm: Rules Meeting
  • 6:00pm – 8:30pm: Climbing Session 1

Session 2 Qualifiers (Beg, Int, Adv)

  • 8:15pm – 8:45pm: Competitor Check-In
  • 8:45pm – 9:00pm: Rules Meeting
  • 9:00pm – 11:30pm: Climbing Session 2

October 28th
Session 3 Qualifiers (Beg, Open)
*All open competitors must climb in Session 3*

  • 8:15am – 8:45am: Competitor Check-In
  • 8:45am – 9:00am: Rules Meeting
  • 9:00am – 11:30am: Climbing Session 3

Session 4 Qualifiers (Beg, Int, Adv)

  • 11:15am – 11:45am: Competitor Check-In
  • 11:45am – 12:00am: Rules Meeting
  • 12:00am – 2:30pm: Climbing Session 3

BBQ Party!

  • 2:00pm – 5:00pm

Open Finals
*Open Category Only*

  • 5:00pm – Finals begin


Live DJ by DJ Diggabeatz

Live Music by Salty AF


  • How Much Does It Cost?

    $70 Competitors (Limited Edition Flashacre shirt included)
    $25 T-Shirt Only – Limited Edition Flashacre Shirt
    $15 Spectator and Party Access

  • Can I bring friends?

    Yes. While we like to think everyone is friends at inSPIRE, or they make friends when they are here, bring everyone, climbers and beginners alike. Please note, that your friend will also need a ticket.