Leagues

    USBC has data for Chad M Maas starting from 2001.
    Sport/Challenge average conversions are located at the bottom of the page.

    Recent Composite Averages

    2025: 240 over 3 games (Challenge)
    2025: 230 over 50 games (House)
    2024: 233 over 57 games (House)
    2023: 227 over 54 games (House)
    2022: 227 over 33 games (House)

    League Averages

    2025-2026

  • Friday Classic Majors (W) - data not found
    Thursday Mixed Major (W) - data not found
    Brunswick Singles Masters (W) - data not found

    2024-2025

  • H5G Challenge (W) - 240 over 3 games
    Friday Classic Majors (W) - 232 over 27 games
    Random Classic (S) - 228 over 23 games

    2023-2024

  • Friday Classic Majors (W) - 234 over 21 games
    Random Classic (S) - 233 over 36 games

    2022-2023

  • Friday Classic Majors (W) - 239 over 27 games
    Random Classic (S) - 216 over 27 games

    2021-2022

  • Random Classic (S) - 227 over 33 games

    2020-2021

  • Brunswick Singles Masters (W) - 254 over 21 games
    Truly Random Singles (S) - 237 over 26 games

    2018-2019

  • Jack Daniels Random Scratch (S) - 230 over 22 games
    Brunswick Singles Masters (W) - 213 over 87 games

    2017-2018

  • Jack Daniels Random Classic (S) - 233 over 20 games
    Friday Classic Majors (W) - 232 over 30 games
    Brunswick Singles Masters (W) - 219 over 92 games

    2016-2017

  • Random Classic Singles (S) - 236 over 24 games
    Friday Classic Majors (W) - 221 over 15 games
    Brunswick Singles Masters (W) - 210 over 71 games
    Le Velle Open (W) - 172 over 3 games

    2015-2016

  • Random Singles Classic (S) - 234 over 32 games
    Brunswick Singles Masters (W) - 214 over 89 games
    Thursday Mens 1000 (W) - 207 over 3 games

    2014-2015

  • Jay's Major (W) - data not found
    Brunswick Singles Masters (W) - 233 over 78 games
    Thursday Challenge Cup (W) - 232 over 3 games
    Random Singles Classic (S) - 226 over 29 games
    1100 Mixed Classic (W) - 218 over 3 games

    2013-2014

  • Thursday Challenge Cup (W) - data not found
    Friday Major (W) - 243 over 9 games
    Random Classic Singles (S) - 241 over 26 games
    Brunswick Singles Masters (W) - 225 over 75 games

    2012-2013

  • Brunswick Singles Masters (W) - 220 over 85 games

    2011-2012

  • Random Classic Singles (S) - 223 over 21 games
    Brunswick Singles Masters (W) - 221 over 90 games
    Flat Earth Challenge (6) (W) - 204 over 42 games

    2010-2011

  • Bob Kodel Bluemound Major (W) - data not found
    1100 Mixed Classic (W) - 234 over 75 games
    Brunswick Singles Masters (W) - 218 over 9 games
    Random Classic Singles (S) - 218 over 33 games
    Flat Earth Challenge (W) - 203 over 48 games

    2009-2010

  • 1050 Mixed Classic (W) - 238 over 90 games
    Friday 1075 Dual Division (W) - 235 over 3 games
    Random Singles (S) - 228 over 40 games
    Flat Earth Challenge (W) - 219 over 63 games
    Brunswick Singles Masters (W) - 203 over 3 games

    2008-2009

  • 1050 Mixed Classic (W) - 233 over 86 games
    Random Singles (S) - 230 over 48 games

    2007-2008

  • Arrow's Classic Challenge (W) - data not found
    1070 Mixed Classic (W) - 224 over 48 games
    Alpine PBA/Sport (W) - 221 over 17 games
    Random Classic Singles (S) - 219 over 36 games

    2006-2007

  • Tues Night Sport Shot (S) - data not found
    3-Star Masters (W) - 231 over 6 games
    1070 Mixed Classic (W) - 222 over 6 games
    Teutonia 2+3 Mixed Classic (W) - 221 over 72 games
    Tues. Apline Sport (W) - 213 over 21 games
    Random Singles (S) - 193 over 36 games

    2005-2006

  • Cudahy Classic (W) - data not found
    Teutonia 2+3 Mixed Classic (W) - 231 over 84 games
    Bluemound Classic (W) - 228 over 72 games
    1070 Mixed Classic (W) - 228 over 75 games
    AMF Random Singles (S) - 221 over 39 games

    2004-2005

  • 1050 Mixed Classic (W) - 232 over 84 games
    Bluemound Classic (W) - 230 over 86 games
    Bluemound Major (W) - 226 over 68 games
    Arrow's Scratch Classic (W) - 205 over 66 games
    Wednesday 1040 (W) - 198 over 3 games

    2003-2004

  • Bluemound Classic (W) - 230 over 78 games
    Wednesday 1025 (W) - 226 over 50 games
    Bluemound Major (W) - 223 over 6 games
    Arrow's Scratch Classic (W) - 222 over 84 games
    3 Star Masters (W) - 220 over 6 games
    Random Classic (S) - 208 over 48 games

    2002-2003

  • Wed 975 (W) - data not found
    Wednesday 1025 (W) - 232 over 42 games
    Classic 1025 Mixed (W) - 231 over 3 games
    Bluemound Classic (W) - 230 over 90 games
    Arrow's Scratch Classic (W) - 228 over 96 games
    Random Classic (S) - 221 over 48 games

    2001-2002

  • Arrow's Scratch Classic (W) - 224 over 81 games
    Bluemound Classic (W) - 223 over 93 games
    Bluemound Major (W) - 220 over 78 games
    1063 Classic (W) - 210 over 9 games
    Flat Earth Sports (W) - 182 over 54 games

    2000-2001

  • Wed. 960 Mens Scratch (W) - data not found
    Bluemound Major (W) - data not found
    Arrow's Scratch Classic (W) - data not found
    Tues Mens 930 (W) - data not found
    Bluemound Classic (W) - data not found
    Random Scratch (S) - data not found
    Ultimate Doubles Challenge (W) - data not found
    Friday Masters (W) - 230 over 6 games
    Flat Earth Sports (W) - 196 over 63 games

    Sport Conversions

    210 -> 237
    214 -> 240
    219 -> 244

    Challenge Conversions

    213 -> 227
    232 -> 243
    240 -> 251

Memberships

    Chad M Maas has an active USBC membership.

    Current:

    Milwaukee Area USBC - 2025-08-01 - 2026-07-31

    Past:

    Waukesha USBC - 2025-08-01 - 2026-07-31
    Milwaukee Area USBC - 2024-08-01 - 2025-07-31
    Waukesha USBC - 2024-08-01 - 2025-07-31
    Milwaukee Area USBC - 2023-08-01 - 2024-07-31
    Milwaukee Area USBC - 2022-08-01 - 2023-07-31
    Waukesha USBC - 2022-08-01 - 2023-07-31
    Milwaukee Area USBC - 2021-08-01 - 2022-07-31
    Milwaukee Area USBC - 2020-08-01 - 2021-07-31
    Milwaukee Area USBC - 2019-08-01 - 2020-07-31
    Milwaukee Area USBC - 2018-08-01 - 2019-07-31
    Milwaukee Area USBC - 2017-08-01 - 2018-07-31
    Waukesha USBC - 2017-08-01 - 2018-07-31
    Gr Milwaukee USBC BA - 2016-08-01 - 2017-07-31
    WIIL USBC BA - 2016-08-01 - 2017-07-31
    Gr Milwaukee USBC BA - 2015-08-01 - 2016-07-31
    Tri-City USBC BA - 2015-08-01 - 2016-07-31
    Waukesha USBC - 2015-08-01 - 2016-07-31
    Gr Milwaukee USBC BA - 2014-08-01 - 2015-07-31
    Tri-City USBC BA - 2014-08-01 - 2015-07-31
    Waukesha USBC - 2014-08-01 - 2015-07-31
    Gr Milwaukee USBC BA - 2013-08-01 - 2014-07-31
    Tri-City USBC BA - 2013-08-01 - 2014-07-31
    Waukesha USBC - 2013-08-01 - 2014-07-31
    Gr Milwaukee USBC BA - 2012-08-01 - 2013-07-31
    Tri-City USBC BA - 2012-08-01 - 2013-07-31
    Waukesha USBC - 2012-08-01 - 2013-07-31
    Tri-City USBC BA - 2011-08-01 - 2012-07-31
    Tri-City USBC BA - 2011-08-01 - 2012-07-31
    Gr Milwaukee USBC BA - 2010-08-01 - 2011-07-31
    Tri-City USBC BA - 2010-08-01 - 2011-07-31
    Tri-City USBC BA - 2010-08-01 - 2011-07-31
    Gr Milwaukee USBC BA - 2009-08-01 - 2010-07-31
    Tri-City USBC BA - 2009-08-01 - 2010-07-31
    Gr Milwaukee USBC BA - 2008-08-01 - 2009-07-31
    Gr Milwaukee USBC BA - 2007-08-01 - 2008-07-31
    Waukesha USBC - 2007-08-01 - 2008-07-31
    Gr Milwaukee USBC BA - 2006-08-01 - 2007-07-31
    Waukesha USBC - 2006-08-01 - 2007-07-31
    Waukesha USBC - 2006-08-01 - 2007-07-31
    Gr Milwaukee USBC BA - 2005-08-01 - 2006-07-31
    Tri-City USBC BA - 2005-08-01 - 2006-07-31
    Waukesha USBC - 2005-08-01 - 2006-07-31
    Gr Milwaukee USBC BA - 2004-08-01 - 2005-07-31
    Gr Milwaukee USBC BA - 2004-08-01 - 2005-07-31
    Gr Milwaukee USBC BA - 2003-08-01 - 2004-07-31
    Gr Milwaukee USBC BA - 2002-08-01 - 2003-07-31
    Gr Milwaukee USBC BA - 2002-08-01 - 2003-07-31
    Gr Milwaukee USBC BA - 2002-08-01 - 2003-07-31
    Gr Milwaukee USBC BA - 2001-08-01 - 2002-07-31
    Tri-City USBC BA - 2001-08-01 - 2002-07-31
    Gr Milwaukee USBC BA - 2000-08-01 - 2001-07-31
    Metro Milwaukee USBC Youth - 1999-08-01 - 2000-07-31
    Metro Milwaukee USBC Youth - 1999-08-01 - 2000-07-31
    Metro Milwaukee USBC Youth - 1999-08-01 - 2000-07-31
    Metro Milwaukee USBC Youth - 1997-08-01 - 1998-07-31
    Metro Milwaukee USBC Youth - 1997-08-01 - 1998-07-31

Honors

800 series (31)

  • 811 on March 25 2023 at Bowl-A-Vard Lanes - Games: 300-246-265
  • 815 on October 7 2020 at Classic Lanes Menomonee Falls - Games: 279-298-238
  • 814 on January 30 2016 at Village Bowl - Games: 245-300-269
  • 815 on January 14 2015 at Classic Lanes Menomonee Falls - Games: 267-279-269
  • 805 on June 3 2014 at New Berlin Bowl - Games: 246-279-280
  • 827 on February 23 2014 at South Milwaukee Arcade - Games: 300-280-247
  • 805 on February 17 2013 at Classic Lanes Menomonee Falls - Games: 258-300-247
  • 804 on March 24 2012 at Mountain Lanes Family Fun Center - Games: 269-278-257
  • 835 on January 28 2012 at Elks Lodge #46 - Games: 300-235-300
  • 840 on September 7 2011 at Classic Lanes Menomonee Falls - Games: 290-280-270
  • 836 on March 21 2011 at Classic Lanes Oak Creek - Games: 267-279-290
  • 847 on January 19 2011 at Root River Center - Games: 300-279-268
  • 824 on December 15 2010 at Root River Center - Games: 288-257-279
  • 813 on March 24 2010 at Root River Center - Games: 279-276-258
  • 800 on November 11 2009 at Root River Center - Games: 243-300-257
  • 821 on September 30 2009 at Root River Center - Games: 246-275-300
  • 825 on September 24 2008 at Root River Center - Games: 300-279-246
  • 822 on April 30 2007 at Bowlero Wauwatosa - Games: 253-300-269
  • 804 on April 5 2006 at Root River Center - Games: 245-300-259
  • 811 on December 19 2005 at Bowlero Wauwatosa - Games: 266-300-245
  • 800 on November 26 2005 at Bowlero Super Bowl - Games: 267-299-234
  • 800 on October 10 2005 at Bowlero Wauwatosa - Games: 279-243-278
  • 807 on November 5 2004 at Bluemound Bowl - Games: 276-246-285
  • 805 on March 3 2004 at Classic Lanes - Greenfield - Games: 268-268-269
  • 825 on February 3 2004 at Bluemound Bowl - Games: 279-246-300
  • 804 on February 11 2003 at Bluemound Bowl - Games: 236-268-300
  • 803 on September 17 2002 at Bluemound Bowl - Games: 256-300-247
  • 837 on April 9 2002 at Bluemound Bowl - Games: 268-269-300
  • 816 on January 20 2002 at Classic Lanes - Greenfield - Games: 258-280-278
  • 801 on January 30 2001 at - Games: 257-277-267
  • 805 on July 23 2000 at AMF West Allis Lanes - Games: 267-259-279


    • 300 games (54)

  • 300 (Game 1) on November 8 2025 at Prairie Lanes - Games: 300-247-183
  • 300 (Game 1) on March 25 2023 at Bowl-A-Vard Lanes - Games: 300-246-265
  • 300 (Game 1) on January 29 2023 at Prairie Lanes - Games: 300-245-248
  • 300 (Game 1) on November 3 2019 at Leisure Lanes - Games: 300-0-0
  • 300 (Game 1) on February 9 2019 at Bowlero Wauwatosa - Games: 300-0-0
  • 300 (Game 1) on May 22 2018 at New Berlin Bowl - Games: 300-0-0
  • 300 (Game 1) on February 17 2018 at Lucky Lanes - Games: 300-0-0
  • 300 (Game 1) on December 29 2017 at Classic Lanes Menomonee Falls - Games: 300-210-224
  • 300 (Game 2) on May 16 2017 at New Berlin Bowl - Games: 235-300-247
  • 300 (Game 2) on January 30 2016 at Village Bowl - Games: 245-300-269
  • 300 (Game 3) on September 23 2015 at Classic Lanes Menomonee Falls - Games: 182-221-300
  • 300 (Game 1) on May 13 2014 at New Berlin Bowl - Games: 300-0-0
  • 300 (Game 1) on February 23 2014 at South Milwaukee Arcade - Games: 300-280-247
  • 300 (Game 1) on January 28 2012 at Elks Lodge #46 - Games: 300-235-300
  • 300 (Game 1) on January 28 2012 at Elks Lodge #46 - Games: 300-235-300
  • 300 (Game 2) on September 21 2011 at Classic Lanes Menomonee Falls - Games: 0-300-0
  • 300 (Game 1) on January 19 2011 at Root River Center - Games: 300-279-268
  • 300 (Game 1) on November 24 2010 at Root River Center - Games: 300-0-0
  • 300 (Game 1) on September 29 2010 at Root River Center - Games: 300-0-0
  • 300 (Game 1) on May 17 2010 at New Berlin Bowl - Games: 300-0-0
  • 300 (Game 2) on February 10 2010 at Root River Center - Games: 0-300-0
  • 300 (Game 2) on November 11 2009 at Root River Center - Games: 243-300-257
  • 300 (Game 3) on October 25 2009 at Root River Center - Games: 0-0-300
  • 300 (Game 3) on September 30 2009 at Root River Center - Games: 246-275-300
  • 300 (Game 1) on January 14 2009 at AMF West Allis Lanes - Games: 300-0-0
  • 300 (Game 1) on November 26 2008 at Root River Center - Games: 300-0-0
  • 300 (Game 1) on September 24 2008 at Root River Center - Games: 300-0-0
  • 300 (Game 2) on January 2 2008 at Root River Center - Games: 218-300-175
  • 300 (Game 3) on December 1 2007 at Towne & Country Lanes - Games: 247-235-300
  • 300 (Game 2) on April 30 2007 at Bowlero Wauwatosa - Games: 253-300-269
  • 300 (Game 1) on January 9 2007 at Alpine Lanes - Games: 300-245-254
  • 300 (Game 2) on April 5 2006 at Root River Center - Games: 245-300-259
  • 300 (Game 2) on December 19 2005 at Bowlero Wauwatosa - Games: 266-300-245
  • 300 (Game 2) on October 31 2005 at Bowlero Wauwatosa - Games: 247-300-135
  • 300 (Game 1) on March 11 2005 at Bowl-N-Putt - Games: 300-206-183
  • 300 (Game 1) on September 21 2004 at Bluemound Bowl - Games: 300-213-204
  • 300 (Game 3) on March 29 2004 at Classic Lanes - Greenfield - Games: 214-231-300
  • 300 (Game 3) on February 3 2004 at Bluemound Bowl - Games: 279-246-300
  • 300 (Game 2) on September 24 2003 at Classic Lanes - Greenfield - Games: 234-300-193
  • 300 (Game 3) on May 22 2003 at Highland Lanes - Games: 233-235-300
  • 300 (Game 1) on May 6 2003 at Highland Lanes - Games: 300-244-200
  • 300 (Game 3) on February 11 2003 at Bluemound Bowl - Games: 236-268-300
  • 300 (Game 3) on September 24 2002 at Bluemound Bowl - Games: 266-193-300
  • 300 (Game 3) on April 9 2002 at Bluemound Bowl - Games: 268-269-300
  • 300 (Game 1) on February 10 2002 at Diamond Lanes - Games: 300-217-201
  • 300 (Game 3) on July 18 2001 at - Games: 209-248-300
  • 300 (Game 3) on February 28 2001 at - Games: 215-278-300
  • 300 (Game 1) on February 2 2001 at - Games: 300-247-174
  • 300 (Game 1) on May 13 2000 at All Star Lanes - Games: 300-0-0
  • 300 (Game 2) on January 31 2000 at AMF West Allis Lanes - Games: 233-300-233
  • 300 (Game 1) on December 20 1999 at AMF West Allis Lanes - Games: 300-268-212
  • 300 (Game 1) on November 29 1999 at AMF West Allis Lanes - Games: 300-214-258
  • 300 (Game 1) on September 25 1999 at AMF West Allis Lanes - Games: 300-158-222
  • 300 (Game 3) on August 16 1999 at AMF West Allis Lanes - Games: 190-199-300


    • 11 in a row (13)

  • February 20 2013 at Classic Lanes Menomonee Falls
  • November 28 2012 at Classic Lanes Menomonee Falls
  • February 6 2012 at AMF West Allis Lanes
  • September 7 2011 at Classic Lanes Menomonee Falls
  • March 21 2011 at Classic Lanes Oak Creek
  • December 1 2010 at Root River Center
  • May 14 2010 at Towne & Country Lanes
  • December 2 2009 at Root River Center
  • November 5 2008 at Root River Center
  • April 1 2006 at Parkway Lanes
  • February 4 2004 at Classic Lanes - Greenfield
  • March 14 2002 at Riviera lanes
  • April 28 2001 at Rolling Thunder Lanes


    • Open Championships

    Entering Average: 216 after 27 games



    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.

    IGBO TAD

    ( gms)



    Tournaments

    This average is from Feb 1, 2025 until Feb 1, 2026.