USCF player statistics

Ruiz Castillo, Joshua D

USCF 15550275TexasUpdated: Nov 2026

US Chess membership expired on July 31, 2025. Published rating history is still shown below.

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Rating format

Regular rating

2,528+2 since Oct 2026

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

Nov 20262,528 Regular
Dec 2025: 2529Jan 2026: 2530Feb 2026: 2528Mar 2026: 2533Apr 2026: 2527May 2026: 2523Jun 2026: 2511Jul 2026: 2543Aug 2026: 2532Sep 2026: 2518Oct 2026: 2526Nov 2026: 2528
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12 updates in this window · -1 first to last · open points are provisional · guides mark US Chess classes · unpublished months are skipped, not inactivity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

  • -89 Quick vs Regular

    No national baseline for this rating band yet.

  • -18 Blitz vs Regular

    No national baseline for this rating band yet.

  • -5 Online Quick vs Regular

    No national baseline for this rating band yet.

  • +78 Online Blitz vs Regular

    No national baseline for this rating band yet.

How this rating moves

Between consecutive published observations, provisional included.

Biggest gain
+32
Jun 2026 to Jul 2026
Biggest drop
-14
Aug 2026 to Sep 2026
Longest rise
2 updates
+10 from Sep 2026 to Nov 2026
Updates that moved
11 of 11
Latest +2, Oct 2026 to Nov 2026
Typical move
±9
Mean absolute change; spread ±12.8

Published ratings by month

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

Monthly USCF ratings for Ruiz Castillo, Joshua D
MonthRegularQuickBlitzOnline QuickOnline Blitz
Nov 20262,528+22,439no change2,510no change2,523no change2,606no change
Oct 20262,526+82,439no change2,510-182,523no change2,606no change
Sep 20262,518-142,439no change2,528no change2,523no change2,606no change
Aug 20262,532-112,439no change2,528no change2,523no change2,606no change
Jul 20262,543+322,439+62,528no change2,523no change2,606no change
Jun 20262,511-122,433no change2,528no change2,523no change2,606no change
May 20262,523-42,433+12,528no change2,523no change2,606no change
Apr 20262,527-62,432+52,528no change2,523no change2,606no change
Mar 20262,533+52,427+12,528no change2,523no change2,606no change
Feb 20262,528-22,426no change2,528no change2,523no change2,606no change
Jan 20262,530+12,426no change2,528no change2,523no change2,606no change
Dec 20252,5292,4262,5282,5232,606
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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.