USCF player statistics

Grills, Jack

USCF 14197314ConnecticutUpdated: Nov 2026

US Chess membership expired on September 30, 2025. Published rating history is still shown below.

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Rating format

Regular rating

1,9540 since Oct 2026

Published rating · Nov 2026 · 12 published updates since Dec 2025

Nov 20261,954 Regular
Dec 2025: 1953Jan 2026: 1953Feb 2026: 1953Mar 2026: 1953Apr 2026: 1953May 2026: 1953Jun 2026: 1953Jul 2026: 1953Aug 2026: 1954Sep 2026: 1954Oct 2026: 1954Nov 2026: 1954
Dec 2025Nov 2026
12 updates in this window · +1 first to last · open points are provisional · guides mark US Chess classes · unpublished months are skipped, not inactivity

Other formats against Regular

  • -154 Quick vs Regular

    No national baseline for this rating band yet.

  • -349 Blitz vs Regular

    No national baseline for this rating band yet.

  • -69 Online Regular vs Regular (provisional)

    No national baseline for this rating band yet.

How this rating moves

Between consecutive published observations, provisional included.

Biggest gain
+1
Jul 2026 to Aug 2026
Biggest drop
—
No drop between published updates yet
Longest rise
1 update
+1 from Jul 2026 to Aug 2026
Current run
3 updates
Unchanged since Aug 2026
Typical move
±0
Mean absolute change; spread ±0.3

Published ratings by month

P marks a provisional rating; the small figure is the change since the previous published observation.

Monthly USCF ratings for Grills, Jack
MonthRegularQuickBlitzOnline Regular
Nov 20261,954no change1,800no change1,605no change1,885 Pno change · 16 games
Oct 20261,954no change1,800no change1,605no change1,885 Pno change · 16 games
Sep 20261,954no change1,800no change1,605no change1,885 Pno change · 16 games
Aug 20261,954+11,800no change1,605no change1,885 Pno change · 16 games
Jul 20261,953no change1,800no change1,605no change1,885 Pno change · 16 games
Jun 20261,953no change1,800no change1,605-11,885 Pno change · 16 games
May 20261,953no change1,800no change1,606no change1,885 Pno change · 16 games
Apr 20261,953no change1,800no change1,606+11,885 Pno change · 16 games
Mar 20261,953no change1,800no change1,605no change1,885 Pno change · 16 games
Feb 20261,953no change1,800no change1,605no change1,885 Pno change · 16 games
Jan 20261,953no change1,800no change1,605no change1,885 Pno change · 16 games
Dec 20251,9531,8001,6051,885 P16 games
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About these statistics. Built from the monthly USCF rating updates available to Chess67. Ratings change between publications, and a missing month is not inactivity. The official US Chess record has current ratings and tournament history.