BowlerProfiles
Ranking
Scratch peak
USBC bowler profile

Karl L Duke

League Veteran
241-2882 Bowling since 2001
×1 11 in a row
200+ peak 180+ career avg 2.5K games Honor earned
Lifetime average 187.98 Across all recorded seasons
Lifetime games 3588 USBC-recorded games
Highest average 212 65 games
Career honors 1 Recognized achievements
What this profile flair means
Scratch peak aura

The nameplate aura reflects a highest recorded league average of 212.

League Veteran

Awarded for at least 2,000 recorded league games.

Honor pins

Each pin names a recognized honor and shows how many times it was earned.

Milestone marks

These celebrate peak average, career average, recorded games, and accumulated honors separately.

Roster matching

League Finder

Start with one bowling center, then expand across the region. Matches use name, average, gender, game count, and league history when available.

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Choose a region and bowling center to begin.
Historical records

League History

USBC records begin in 2001. Sport and challenge conversions are summarized below.

Recent composite averages

2026 House
164 average · 167 games
2025 House
152 average · 24 games
2020 House
134 average · 105 games
2018 House
198 average · 189 games
2017 House
204 average · 155 games

League averages

2025-2026

555 Scratch Trio · W
168 average · 80 games
LA Seniors · W
160 average · 87 games

2024-2025

True Trop Til We Drop · W
Data not found
555 Scratch Trio · S
152 average · 24 games

2019-2020

El Dorado Tournament Club · W
135 average · 51 games
Digital · W
133 average · 54 games

2017-2018

Digital · W
199 average · 87 games
El Dorado Tournament Club · W
197 average · 72 games
Digital · S
195 average · 30 games

2016-2017

El Dorado Tournament Club · W
207 average · 18 games
Digital · W
204 average · 96 games
Digital · S
203 average · 35 games
$10,000 High Competition League · W
189 average · 6 games

2015-2016

Digital · W
199 average · 93 games
Digital · S
198 average · 33 games

2014-2015

El Dorado Tournament Club · S
194 average · 3 games
Guys And Dolls · W
185 average · 3 games
Digital · S
183 average · 33 games
Digital · W
180 average · 90 games

2013-2014

Friday Rollers · W
207 average · 15 games
El Dorado Tournament Club · W
202 average · 81 games
Digital · W
197 average · 93 games
Friday Rollers · W
189 average · 3 games
Digital · S
177 average · 33 games

2012-2013

Digital · S
208 average · 36 games
El Dorado Tournament Club · W
204 average · 54 games
Friday Rollers · W
195 average · 9 games
Digital · W
192 average · 90 games
Guys And Dolls · W
136 average · 8 games

2011-2012

Vegas Goodtimers · W
201 average · 57 games
Guys And Dolls · W
193 average · 15 games
El Dorado Tournament Club · S
188 average · 15 games
Digital · S
185 average · 36 games
El Dorado Tournament Club · W
183 average · 3 games
Friday Rollers · W
179 average · 14 games
Digital · W
179 average · 81 games
Bethany Bowling · W
175 average · 9 games
St. John's United Methodist · W
163 average · 3 games
Sat. Snake Eyes · W
161 average · 3 games

2010-2011

Guys And Dolls · W
212 average · 65 games
Sat. Snake Eyes · W
206 average · 3 games
El Dorado Tournament Club · S
191 average · 12 games
St. John's United Methodist · W
191 average · 12 games
Digital · W
188 average · 93 games
El Dorado Tournament Club · W
187 average · 90 games
Digital · S
185 average · 30 games
Merry Makers · S
181 average · 3 games

2009-2010

Sat. Snake Eyes · W
Data not found
St. John's United Methodist · W
Data not found
Friday Rollers · S
207 average · 18 games
Digital · S
204 average · 30 games
Guys And Dolls · W
203 average · 23 games
El Dorado Tournament Club · S
196 average · 9 games
El Dorado Tournament Club · W
190 average · 90 games
Digital · W
185 average · 86 games
ITC & Friends · W
180 average · 5 games
Friday Rollers · W
177 average · 32 games

2008-2009

St. John's United Methodist · W
Data not found
Douglas Mixed 4 · W
Data not found
Friday Rollers · S
219 average · 6 games
Friday Rollers · W
200 average · 35 games
El Dorado Tournament Club · S
197 average · 9 games
Digital · S
194 average · 39 games
Digital · W
190 average · 90 games

2007-2008

El Dorado Tournament Club · S
Data not found
Digital · W
191 average · 72 games
Friday Rollers · W
188 average · 38 games
El Dorado Tournament Club · W
183 average · 42 games

2006-2007

Friday Rollers · W
190 average · 25 games
Digital · W
188 average · 81 games

2005-2006

Vegas Outlaws · W
200 average · 86 games
Digital · W
175 average · 69 games

2004-2005

Digital · S
Data not found
Digital · W
191 average · 81 games

2003-2004

4 On A Match, Winter 2004-05 · W
Data not found
Digital · S
Data not found
Eldorado Tourn. Club · W
191 average · 61 games
Friday Rollers · W
188 average · 61 games
Digital · W
187 average · 84 games
Thursday Night Rollers · W
173 average · 24 games

2002-2003

Digital · S
Data not found
Thursday Night Rollers · W
Data not found
Eldorado Tourn. Club · W
207 average · 24 games
Digital · W
191 average · 93 games
Friday Rollers · W
188 average · 73 games

2001-2002

Digital · S
Data not found
Digital · W
190 average · 90 games

2000-2001

Thursday Night Rollers · S
Data not found
Friday Rollers · W
191 average · 84 games
Digital · W
189 average · 83 games
LAPO 885 Mixed League · W
183 average · 84 games
USBC standing

Memberships

Not currently active
Gr LA County USBC Most recent
2025-08-01 — 2026-07-31
Gr LA County USBC Past
2024-08-01 — 2025-07-31
Gr LA County USBC Past
2023-08-01 — 2024-07-31
Southern LA County USBC Past
2019-08-01 — 2020-07-31
Southern LA County USBC Past
2017-08-01 — 2018-07-31
Southern LA County USBC Past
2016-08-01 — 2017-07-31
Southern LA County USBC Past
2015-08-01 — 2016-07-31
North Los Angeles Co USBC Past
2014-08-01 — 2015-07-31
Southern LA County USBC Past
2014-08-01 — 2015-07-31
North Los Angeles Co USBC Past
2013-08-01 — 2014-07-31
North Los Angeles Co USBC Past
2012-08-01 — 2013-07-31
North Los Angeles Co USBC Past
2011-08-01 — 2012-07-31
San Gabriel Valley USBC Past
2011-08-01 — 2012-07-31
Southern LA County USBC Past
2011-08-01 — 2012-07-31
North Los Angeles Co USBC Past
2010-08-01 — 2011-07-31
Southern LA County USBC Past
2010-08-01 — 2011-07-31
North Los Angeles Co USBC Past
2009-08-01 — 2010-07-31
Southern LA County USBC Past
2009-08-01 — 2010-07-31
North Los Angeles Co USBC Past
2008-08-01 — 2009-07-31
Southern LA County USBC Past
2008-08-01 — 2009-07-31
North Los Angeles Co USBC Past
2007-08-01 — 2008-07-31
North Los Angeles Co USBC Past
2006-08-01 — 2007-07-31
Los Angeles BA Past
2005-08-01 — 2006-07-31
Los Angeles BA Past
2004-03-15 — 2005-07-31
Los Angeles BA Past
2003-08-01 — 2004-07-31
Los Angeles BA Past
2003-08-01 — 2004-07-31
Los Angeles BA Past
2002-08-01 — 2003-07-31
Los Angeles BA Past
2001-08-01 — 2002-07-31
Los Angeles BA Past
2000-08-01 — 2001-07-31
Career milestones

Honors

0900 series
0800 series
0300 games
111 in a row

11 in a row

11 consecutive strikes · Bowlero Los Angeles
August 10 2003
Tournament history

Open Championships

Adjusted entering average 136 Fewer than 27 recorded Open Championship games

How it was calculated

The highest sport-adjusted average from the last three bowling seasons is used until 27 Open Championship games are available.

2024/25152 → 136

The Open Championships average uses the most recent 27 games bowled from 2016 through 2025. Search historical championship scores.