Leagues

    USBC has data for Don P Blotzer starting from 2000.
    Sport/Challenge average conversions are located at the bottom of the page.

    Recent Composite Averages

    2025: 195 over 240 games (House)
    2024: 202 over 66 games (House)
    2020: 207 over 60 games (House)
    2019: 204 over 81 games (House)
    2018: 204 over 84 games (House)

    League Averages

    2025-2026

  • Summerset Seniors (W) - data not found
    Monday SIR and Guests (W) - data not found

    2024-2025

  • Summerset Seniors (W) - 198 over 87 games
    Monday SIR and Guests (W) - 196 over 99 games
    Sirs & Friends (S) - 194 over 30 games
    Summerset Seniors (S) - 178 over 24 games

    2023-2024

  • Summerset Seniors (W) - 202 over 66 games

    2019-2020

  • Party Animals (W) - 207 over 60 games

    2018-2019

  • Party Animals (W) - 204 over 81 games

    2017-2018

  • Just For Fun (W) - 204 over 84 games

    2016-2017

  • Just For Fun (W) - 208 over 96 games

    2015-2016

  • Just For Fun Winter (W) - 204 over 99 games

    2014-2015

  • Just For Fun Winter (W) - 201 over 81 games

    2013-2014

  • Just For Fun Winter (W) - 213 over 90 games
    Delta Business Buddies (W) - 207 over 84 games

    2012-2013

  • Delta Business Buddies (W) - 211 over 93 games
    Grazies Bar & GrillJust For Fun Winter (W) - 207 over 93 games

    2011-2012

  • Just For Fun Winter (W) - 211 over 45 games
    Delta Business Buddies (W) - 210 over 24 games

    2010-2011

  • Just For Fun Winter (W) - 212 over 96 games
    Delta Business Buddies (W) - 212 over 96 games

    2009-2010

  • Summer Party Animals (S) - data not found
    PBA Experience League (S) - data not found
    Delta Business Buddies (W) - 210 over 90 games
    Just For Fun Winter (W) - 207 over 87 games

    2008-2009

  • Delta Business Buddies (W) - 209 over 87 games
    Summer Delta Business Buddies (S) - 206 over 36 games
    Just For Fun Winter (W) - 205 over 81 games

    2007-2008

  • Summer Delta Business Buddies (S) - 208 over 42 games
    Just For Fun Winter (W) - 206 over 90 games

    2006-2007

  • Chevron USA Mixed HDCP (W) - 188 over 90 games
    P.V. 800 Scratch Classic (W) - 187 over 87 games

    2005-2006

  • Summer Dameral 400 Scr.Dbls (S) - data not found
    Chevron Usa Mixed Hdcp (W) - 195 over 84 games

    2004-2005

  • Summer Dameral 400 Scr.Dbls (S) - data not found
    Chevron USA Mixed HDCP (W) - 201 over 84 games

    2003-2004

  • Dameral 400 Scratch Doubles (S) - data not found
    Chevron Usa Mixed Hdcp (W) - 188 over 81 games

    2002-2003

  • Chevron Usa Mixed Hdcp (W) - 183 over 87 games

    2001-2002

  • Chevron Usa Mixed Hdcp (W) - 190 over 83 games

    2000-2001

  • Diable Invitational Showcase (W) - 193 over 56 games
    Dameral 400 Scratch Doubles (S) - 188 over 4 games

    1999-2000

  • Diable Invitational Showcase (W) - data not found
    Chevron Mixed Handicap (W) - data not found


Memberships

    Don P Blotzer has an active USBC membership.

    Current:

    Contra Costa County USBC - 2025-08-01 - 2026-07-31

    Past:

    Contra Costa County USBC - 2024-08-01 - 2025-07-31
    Contra Costa County USBC - 2023-08-01 - 2024-07-31
    Contra Costa County USBC - 2019-08-01 - 2020-07-31
    Contra Costa County USBC - 2018-08-01 - 2019-07-31
    Contra Costa County USBC - 2017-08-01 - 2018-07-31
    Contra Costa County USBC - 2016-08-01 - 2017-07-31
    Contra Costa County USBC - 2015-08-01 - 2016-07-31
    Contra Costa County USBC - 2014-08-01 - 2015-07-31
    Contra Costa County USBC - 2013-08-01 - 2014-07-31
    Contra Costa County USBC - 2012-08-01 - 2013-07-31
    Contra Costa County USBC - 2011-08-01 - 2012-07-31
    Contra Costa County USBC - 2010-08-01 - 2011-07-31
    Contra Costa County USBC - 2009-08-01 - 2010-07-31
    Contra Costa County USBC - 2009-08-01 - 2010-07-31
    Contra Costa County USBC - 2008-08-01 - 2009-07-31
    Contra Costa County USBC - 2007-08-01 - 2008-07-31
    Contra Costa County USBC - 2006-08-01 - 2007-07-31
    Contra Costa County BA - 2005-08-01 - 2006-07-31
    Contra Costa County BA - 2004-03-15 - 2005-07-31
    Contra Costa County BA - 2003-08-01 - 2004-07-31
    Contra Costa County BA - 2002-08-01 - 2003-07-31
    Contra Costa County BA - 2001-08-01 - 2002-07-31
    Contra Costa County BA - 2000-08-01 - 2001-07-31
    Contra Costa County BA - 1999-08-01 - 2000-07-31

Honors

300 games (1)

  • 300 (Game 2) on January 5 2017 at Bowlero Brentwood - Games: 203-300-191


    • 11 in a row (2)

  • March 7 2013 at Bowlero Brentwood
  • October 20 2010 at Bowlero Brentwood


    • Open Championships

    Entering Average: 174

    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: 2023/24
    202 (standard) -> 174 (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.