Scratch peak
USBC bowler profile
Isabella Williamson
League Competitor
17-106495
PBA
Bowling since 2019
200+ peak
170+ career avg
500 games
Lifetime average
171
Lifetime games
604
Highest average
207
Career honors
0
What this profile flair means
Scratch peak aura
The nameplate aura reflects a highest recorded league average of 207.
League Competitor
The starting title for a bowler with recorded league history.
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 2019. Sport and challenge conversions are summarized below.
Recent composite averages
Year2026
Type
House
Average185
Games9
Year2026
Type
Sport
Average168
Games47
Year2025
Type
House
Average200
Games63
League averages
2025-2026
League
Standard Youth Membership
SeasonW
Average & games
League
JR Scholarship
SeasonW
Average185
Games9
League
Boardwalk Jr Gold
Sport
SeasonW
Average168
Games47
2024-2025
League
PBA Juniors 2v2
Sport
SeasonW
Average & games
League
Standard Youth Membership
SeasonW
Average & games
League
JMS 1/25
SeasonW
Average204
Games21
League
JMS 8/24
SeasonW
Average198
Games42
League
PBA Juniors 2v2
Sport
SeasonW
Average179
Games72
League
BW Summer Jr Gold
Sport
SeasonS
Average170
Games24
2023-2024
League
Standard Youth Membership
SeasonW
Average & games
League
Island All Stars 1/24
SeasonW
Average188
Games45
League
Boardwalk Jr Gold
Sport
SeasonW
Average177
Games32
League
BW Junior Gold Summer 24
Sport
SeasonS
Average167
Games36
Show earlier league averages Hide earlier league averages
2022-2023
League
Island All Stars Fall 22
SeasonW
Average163
Games30
League
Island All Stars Summer 2023
SeasonS
Average160
Games12
2021-2022
League
Integrity Pizza & Beer Summer 22
SeasonS
Average & games
League
Island All - Stars 22
SeasonW
Average & games
League
Friends Winter 22
SeasonW
Average & games
League
High School Bowling 2021
SeasonW
Average & games
League
Island All Stars Summer 22
SeasonS
Average163
Games21
League
U18 Fall 2021
SeasonW
Average156
Games6
2020-2021
League
High School Bowling 20-21
SeasonW
Average & games
League
U18 Summer 2021
SeasonS
Average154
Games27
League
U18 2nd Session 20-21
SeasonW
Average152
Games54
League
U20 2020
SeasonW
Average140
Games33
2019-2020
League
U20 Spring 2019-2020
SeasonW
Average133
Games24
League
U20 Fall 2019
SeasonW
Average129
Games45
League
U20 Summer 2019-2020
SeasonS
Average126
Games24
2018-2019
League
U20 Fall
SeasonW
Average & games
League
U20 Summer 2019
SeasonS
Average & games
Sport conversions
167→194
168→195
170→197
177→205
179→207
USBC standing
Memberships
AssociationIBC Youth HQ
StatusMost recent
From2025-08-01
Through2026-07-31
AssociationIBC Youth HQ
StatusPast
From2025-08-01
Through2026-07-31
AssociationIBC Youth HQ
StatusPast
From2024-08-01
Through2025-07-31
AssociationIBC Youth HQ
StatusPast
From2024-08-01
Through2025-07-31
AssociationIBC Youth HQ
StatusPast
From2023-08-01
Through2024-07-31
Show earlier memberships Hide earlier memberships
AssociationIBC Youth HQ
StatusPast
From2023-05-01
Through2024-07-31
AssociationIBC Youth HQ
StatusPast
From2022-05-01
Through2023-07-31
AssociationSpace Coast USBC
StatusPast
From2022-08-01
Through2023-07-31
AssociationIBC Youth HQ
StatusPast
From2021-05-01
Through2022-07-31
AssociationSpace Coast USBC
StatusPast
From2021-08-01
Through2022-07-31
AssociationSpace Coast USBC
StatusPast
From2020-08-01
Through2021-07-31
AssociationSpace Coast USBC
StatusPast
From2019-08-01
Through2020-07-31
AssociationSpace Coast USBC
StatusPast
From2018-08-01
Through2019-07-31
Career milestones
Honors
0900 series
0800 series
0300 games
011 in a row
Tournament history
Open Championships
Adjusted entering average
179
How it was calculated
The highest sport-adjusted average from the last three bowling seasons is used until 27 Open Championship games are available.
2024/25207 → 179
Your Open Championships average is calculated from your 27 most recent games bowled between 2018 and 2026.
Search historical Open Championships scores.