BowlerProfiles
Ranking
Foundation peak
USBC bowler profile

Karen A Rock

Proven Competitor
3728-7678 Bowling since 2001
Building a peak 1K games
Lifetime average 121.64 Across all recorded seasons
Lifetime games 1909 USBC-recorded games
Highest average 135 84 games
Career honors 0 Recognized achievements
What this profile flair means
Foundation peak aura

The nameplate aura reflects a highest recorded league average of 135.

Proven Competitor

Awarded for at least 1,000 recorded league games.

Honor pins

Pins appear after a recognized 300 game, 800 or 900 series, or 11-in-a-row award.

Milestone marks

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

Historical records

League History

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

Recent composite averages

2026 House
135 average · 84 games
2025 House
113 average · 117 games
2024 House
113 average · 95 games
2023 House
112 average · 105 games
2022 House
113 average · 108 games

League averages

2025-2026

Saturday Nite Live · W
Data not found
Zebraettes · W
135 average · 84 games

2024-2025

Zebraettes · W
113 average · 81 games
Saturday Nite Live · W
112 average · 36 games

2023-2024

Zebraettes · W
116 average · 65 games
Saturday Nite Live · W
106 average · 30 games

2022-2023

Saturday Nite Live · W
114 average · 33 games
Zebraettes · W
111 average · 72 games

2021-2022

Zebraettes · W
113 average · 78 games
Saturday Nite Live · W
111 average · 30 games

2020-2021

Saturday Nite Live · W
115 average · 27 games
Zebraettes · W
112 average · 43 games

2019-2020

Saturday Night Live · W
123 average · 39 games
Zebraettes · W
114 average · 60 games

2018-2019

Zebraettes · W
116 average · 75 games

2017-2018

Zebraettes · W
117 average · 72 games

2016-2017

Zebraettes · W
119 average · 75 games

2015-2016

Zebraettes · W
118 average · 69 games

2014-2015

Zebraettes · W
124 average · 60 games

2013-2014

Zebraettes · W
130 average · 42 games

2012-2013

Zebraettes · W
134 average · 78 games

2011-2012

Zebraettes · W
131 average · 78 games

2010-2011

Zebraettes · W
132 average · 75 games

2009-2010

Zebraettes · W
133 average · 87 games

2008-2009

Zebraettes · W
129 average · 87 games

2007-2008

Zebraettes · W
126 average · 86 games

2006-2007

Zebraettes · W
134 average · 26 games

2005-2006

Ladies Store League · W
130 average · 84 games

2004-2005

Bowling Belles · W
Data not found

2003-2004

Bowling Belles · W
126 average · 84 games

2002-2003

Bowling Belles · W
129 average · 78 games

2001-2002

Bowling Belles · W
126 average · 75 games

2000-2001

Bowling Belles · W
Data not found
USBC standing

Memberships

Not currently active
Port Huron USBC Most recent
2025-08-01 — 2026-07-31
Port Huron USBC Past
2024-08-01 — 2025-07-31
Port Huron USBC Past
2023-08-01 — 2024-07-31
Port Huron USBC Past
2022-08-01 — 2023-07-31
Port Huron USBC Past
2021-08-01 — 2022-07-31
Port Huron USBC Past
2020-08-01 — 2021-07-31
Port Huron USBC Past
2019-08-01 — 2020-07-31
Port Huron USBC Past
2018-08-01 — 2019-07-31
Port Huron USBC WBA Past
2017-08-01 — 2018-07-31
Port Huron USBC WBA Past
2016-08-01 — 2017-07-31
Port Huron USBC WBA Past
2015-08-01 — 2016-07-31
Port Huron USBC WBA Past
2014-08-01 — 2015-07-31
Port Huron USBC WBA Past
2013-08-01 — 2014-07-31
Port Huron USBC WBA Past
2012-08-01 — 2013-07-31
Port Huron USBC WBA Past
2011-08-01 — 2012-07-31
Port Huron USBC WBA Past
2010-08-01 — 2011-07-31
Port Huron USBC WBA Past
2009-08-01 — 2010-07-31
Port Huron USBC WBA Past
2008-08-01 — 2009-07-31
Port Huron USBC WBA Past
2007-08-01 — 2008-07-31
Port Huron USBC WBA Past
2006-08-01 — 2007-07-31
Port Huron USBC WBA Past
2005-08-01 — 2006-07-31
Port Huron USBC WBA Past
2004-03-15 — 2005-07-31
Port Huron USBC WBA Past
2003-08-01 — 2004-07-31
Port Huron USBC WBA Past
2002-08-01 — 2003-07-31
Port Huron USBC WBA Past
2001-08-01 — 2002-07-31
Port Huron USBC WBA Past
2000-08-01 — 2001-07-31
Career milestones

Honors

0900 series
0800 series
0300 games
011 in a row
Tournament history

Open Championships

Adjusted entering average 125 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.

2025/26135 → 125

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