Leagues

    USBC has data for Isaiah Durflinger starting from 2020.
    Sport/Challenge average conversions are located at the bottom of the page.

    Recent Composite Averages

    2026: 225 over 103 games (House)
    2025: 220 over 128 games (House)
    2024: 215 over 97 games (House)
    2023: 201 over 148 games (House)
    2023: 186 over 18 games (Sport)

    League Averages

    2025-2026

  • X-Treme Classic Tourney (W) - data not found
    Standard Youth Membership (W) - data not found
    X-treme Classic Tourney (W) - 228 over 28 games
    Fall 2025 Adult/Youth Scholarship Travel (W) - 227 over 36 games
    Spring 2026 Adult/Youth Scholarship (S) - 222 over 39 games

    2024-2025

  • Winter 2024 Adult/ Youth Scholarship Travel (W) - data not found
    Winter 2024 Adult/Youth Scholarship (W) - 227 over 42 games
    Fall 2024 Adult/Youth Scholarship (W) - 223 over 52 games
    X-Treme Classic (W) - 206 over 34 games

    2023-2024

  • Spring 2024 Adult/Youth Scholarship (S) - data not found
    Fall 2023 Adult/Youth Scholarship (W) - data not found
    Standard Youth Membership (W) - data not found
    Spring 2024 Adult/Youth Scholarship Leag (S) - 221 over 29 games
    Fall 2023 Adult/Youth Scholarship (W) - 220 over 32 games
    X-treme (W) - 207 over 36 games

    2022-2023

  • Fall 2022 Adult/Youth Scholarship (W) - data not found
    2023 Spring Adult/Youth Scholarship (S) - data not found
    Gr Dayton Youth Memberships (W) - data not found
    Spring 2023 Adult/Youth Scholarship (S) - 217 over 25 games
    X-Treme League (W) - 200 over 83 games
    Peterson Point (W) - 194 over 27 games
    Shawnee Majors (W) - 193 over 9 games
    Fall 2022 Adult/Youth Scholarship League (W) - 186 over 13 games
    Shawnee Majors (S) - 179 over 9 games

    2021-2022

  • Spring 2022 Youth/Adult Scholarship League (S) - data not found
    Fall 2021 Youth/Adult Scholarship Travel (W) - data not found
    X-Treme Classic Tourney (W) - 201 over 89 games
    Fall 2021 Youth/Adult Scholarship Travel (W) - 196 over 37 games
    Spring 2022 Youth/Adult Scholarship Leag (S) - 195 over 29 games

    2020-2021

  • X-treme League (W) - 185 over 112 games
    Spring 21 Youth/Adult Scholarship Travel (W) - 179 over 22 games

    2019-2020

  • Beast (W) - 153 over 9 games

    Sport Conversions

    179 -> 207
    193 -> 222

Memberships

    Isaiah Durflinger has an active USBC membership.

    Current:

    IBC Youth HQ - 2025-08-01 - 2026-07-31

    Past:

    IBC Youth HQ - 2025-08-01 - 2026-07-31
    IBC Youth HQ - 2024-08-01 - 2025-07-31
    Stillwater Valley USBC - 2024-08-01 - 2025-07-31
    IBC Youth HQ - 2023-08-01 - 2024-07-31
    IBC Youth HQ - 2023-08-01 - 2024-07-31
    Gr Dayton USBC - 2022-08-01 - 2023-07-31
    IBC Youth HQ - 2022-05-01 - 2023-07-31
    Gr Dayton USBC - 2021-08-01 - 2022-07-31
    IBC Youth HQ - 2021-05-01 - 2022-07-31
    Gr Dayton USBC - 2020-08-01 - 2021-07-31
    Gr Dayton USBC - 2019-08-01 - 2020-07-31

Honors

800 series (1)

  • 828 on May 17 2026 at Cherry Grove Lanes - Games: 249-279-300


    • 300 games (5)

  • 300 (Game 3) on May 17 2026 at Cherry Grove Lanes - Games: 249-279-300
  • 300 (Game 1) on March 29 2026 at Western Bowl - Games: 300-206-257
  • 300 (Game 1) on July 20 2024 at Five Star Lanes - Games: 300-0-0
  • 300 (Game 2) on May 5 2024 at Thunderbowl - Games: 208-300-228
  • 300 (Game 2) on April 28 2024 at Wayne Webb's Columbus Bowl - Games: 205-300-0


    • 11 in a row (2)

  • December 24 2025 at Beaver Vu Bowl
  • September 20 2025 at Beaver Vu Bowl


    • Open Championships

    Entering Average: 199

    Why?

    If a bowler does not have a 27 game Open Championship Average, use the Highest Sport Adjusted Average of the last three bowling seasons.
    You currently have bowled 0 games out of the required 27.

    The Math

    Highest league is from: 2024/25
    227 (standard) -> 199 (sport)

    Open Championships average is the most recent 27 games bowled at the Open Championships from 2016 through 2025. To search historical scores from the Open Championships Leaderboard click here.