Leagues

    USBC has data for Mark Zamkoff starting from 2015.
    Sport/Challenge average conversions are located at the bottom of the page.

    Recent Composite Averages

    2025: 193 over 144 games (House)
    2024: 196 over 126 games (House)
    2023: 195 over 140 games (House)
    2022: 198 over 132 games (House)
    2021: 194 over 30 games (House)

    League Averages

    2025-2026

  • Wed Night Spare Pair (W) - data not found

    2024-2025

  • Wed Night Spare Pair (W) - 194 over 102 games
    Monday Summer Trios (S) - 191 over 42 games

    2023-2024

  • Wed Night Spare Pair (W) - 197 over 87 games
    Monday Summer Trios (S) - 196 over 39 games

    2022-2023

  • Wed Night Spare Pair (W) - 196 over 98 games
    Monday Summer Trios (S) - 192 over 42 games

    2021-2022

  • Wed Night Mixed (W) - 201 over 90 games
    Monday Summer Trios (S) - 190 over 42 games

    2020-2021

  • Monday Summer Trios (S) - 194 over 30 games

    2018-2019

  • Marlboro Men's (W) - 195 over 99 games
    Monday Summer Trios (S) - 173 over 33 games

    2017-2018

  • Monday Summer Trios (S) - 187 over 33 games
    Monday Men (W) - 179 over 93 games

    2016-2017

  • Marlboro Men's (W) - 196 over 96 games
    Monday Summer Trios (S) - 186 over 33 games
    Monday Men (W) - 172 over 12 games
    PBA Experience (S) - 165 over 5 games

    2015-2016

  • Marlboro Men's (W) - 195 over 96 games
    Monday Summer Trios (S) - 191 over 39 games
    PBA Experience (S) - 148 over 5 games

    2014-2015

  • Monday Summer Trios (S) - 181 over 36 games

    Sport Conversions

    148 -> 169
    165 -> 191

Memberships

    Mark Zamkoff has an active USBC membership.

    Current:

    Monmouth County USBC - 2025-08-01 - 2026-07-31

    Past:

    Monmouth County USBC - 2024-08-01 - 2025-07-31
    Monmouth County USBC - 2023-08-01 - 2024-07-31
    Monmouth County USBC - 2022-08-01 - 2023-07-31
    Monmouth County USBC - 2021-08-01 - 2022-07-31
    Monmouth County USBC - 2020-08-01 - 2021-07-31
    Monmouth County USBC - 2018-08-01 - 2019-07-31
    Monmouth County USBC - 2017-08-01 - 2018-07-31
    Monmouth County USBC - 2016-08-01 - 2017-07-31
    Monmouth County USBC - 2015-08-01 - 2016-07-31
    Monmouth County USBC - 2014-08-01 - 2015-07-31

Honors

Open Championships

Entering Average: 170

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 9 games out of the required 27.

The Math

Highest league is from: 2023/24
197 (standard) -> 170 (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.

IGBO TAD

( gms)



Tournaments

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