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William Kolstad

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Mendota Hts, MN
3.5C year-end 2025
i
Computer — generated by the USTA algorithm from match play
334 matches · 198W–136L · seasons 2018–2026
Match history334 matches
L
2026-10-30 · #1 Doubles · 7.0 · with Gaylon Rust championship
loading the estimate
7-6, 4-6, 0-1
L
2026-10-30 · #2 Doubles · 7.0 · with Gaylon Rust championship
loading the estimate
3-6, 2-6
W
2026-10-21 · Alschlager ES 2027 · #1 Doubles · 3.5 · with Gaylon Rust
loading the estimate
6-2, 6-3
W
2026-10-19 · Craig/Lassow - ES27 Net Hounds · #2 Doubles · 3.5 · with Jeff Craig
loading the estimate
6-0, 6-3
W
2026-10-15 · Alschlager ES 2027 · #1 Doubles · 7.0 · with David Wiggins
loading the estimate
6-4, 6-0
W
2026-10-14 · Alschlager ES 2027 · #1 Doubles · 3.5 · with Steve Weckman
loading the estimate
6-4, 6-4
L
2026-10-07 · Alschlager ES 2027 · #1 Doubles · 3.5 · with Gaylon Rust
loading the estimate
4-6, 3-6
W
2026-10-05 · Craig/Lassow - ES27 Net Hounds · #1 Doubles · 3.5 · with Tom Larson
loading the estimate
6-7, 6-2, 1-0
L
2026-08-29 · #1 Doubles · 7.0 · with David Wiggins championship
loading the estimate
3-6, 5-7
W
2026-08-28 · #2 Doubles · 7.0 · with Gaylon Rust championship
loading the estimate
7-6, 6-3
L
2026-08-17 · Larson: Mac Attack · #1 Doubles · 7.0 · with Sarah Tuel mixed
doesn’t count toward your NTRP rating
5-7, 2-6
W
2026-08-10 · Larson: Mac Attack · #1 Doubles · 7.0 · with Sarah Tuel mixed
doesn’t count toward your NTRP rating
6-4, 6-2
Where you rank locallyagainst everyone at your level
Teams66 teams · 2019–2027
Over timerating by season, and how you rank
By level4 levels played
3.5
57.1%
97W–73L · 53.2% of games
7.0
71%
66W–27L · 58% of games
8.0
50%
3W–3L · 57.7% of games
7.0mixed
49.2%
32W–33L · 50.2% of games

Games won matters more than matches won — NTRP adjusts on margins.

By lineusually #1 Doubles, 52% of the time
#1 Doubles
52%
172 matches
#2 Doubles
34%
113 matches
#3 Doubles
14%
47 matches
#4 Doubles
1%
2 matches

How often, across every team and every match we hold — including ones that do not count toward a rating. Advanced stats has a court-position table too, and it answers a different question: how well you do there, over matches that count. A team’s own page shows how that one team uses you.

Not affiliated with or endorsed by the USTA. Ratings labelled as published are USTA year-end figures; anything we describe as an estimate is ours, not USTA’s. Match data is from USTA TennisLink.

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Billie Jean King