| Singles | |
|---|---|
| 2015 Carlsbad Classic | |
| Champion |  Yanina Wickmayer |
| Runner-up |  Nicole Gibbs |
| Final score | 6–3, 7–6(7–4) |
| Draw | 32 |
| Seeds | 8 |
This is the first edition of the tournament as part of the WTA 125K Series.
Yanina Wickmayer won the title, defeating Nicole Gibbs in the final 6–3, 7–6(7–4).
Yanina Wickmayer (champion)
Tatjana Maria (quarterfinals)
Bojana Jovanovski (second round)
Naomi Broady (second round) Nicole Gibbs (final)
Julia Glushko (first round) Sachia Vickery (first round)
Rebecca Peterson (first round)| Semifinals | Final | ||||||||||||
| 1/WC | Yanina Wickmayer | 6 | 6 | ||||||||||
 Maria Sakkari | 4 | 2 | |||||||||||
| 1/WC | Yanina Wickmayer | 6 | 77 | ||||||||||
| 5 | Nicole Gibbs | 3 | 64 | ||||||||||
| Jennifer Brady | 0 | 4 | |||||||||||
| 5 | Nicole Gibbs | 6 | 6 | ||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 1/WC | Y Wickmayer | 77 | 6 | ||||||||||||||||||||||||
| J Boserup | 63 | 3 | 1/WC | Y Wickmayer | 7 | 6 | |||||||||||||||||||||
| K Ahn | 6 | 4 | 6 | K Ahn | 5 | 3 | |||||||||||||||||||||
 D Jakupović | 4 | 6 | 4 | 1/WC | Y Wickmayer | 6 | 6 | ||||||||||||||||||||
| K Stewart | 7 | 6 | C Bellis | 4 | 3 | ||||||||||||||||||||||
 PC Gonçalves | 5 | 3 | K Stewart | 2 | 7 | 4 | |||||||||||||||||||||
| C Bellis | 6 | 6 | C Bellis | 6 | 5 | 6 | |||||||||||||||||||||
| 6 | J Glushko | 3 | 4 | 1/WC | Y Wickmayer | 6 | 6 | ||||||||||||||||||||
| 4 | N Broady | 6 | 7 | M Sakkari | 4 | 2 | |||||||||||||||||||||
| J Jakšić | 3 | 5 | 4 | N Broady | 6 | 64 | 4 | ||||||||||||||||||||
| S Crawford | 6 | 6 | S Crawford | 3 | 77 | 6 | |||||||||||||||||||||
| G Min | 2 | 3 | S Crawford | 1 | 77 | 2 | |||||||||||||||||||||
| M Sakkari | 6 | 6 | M Sakkari | 6 | 63 | 6 | |||||||||||||||||||||
| WC | B Berger | 0 | 0 | M Sakkari | 6 | 4 | 6 | ||||||||||||||||||||
 A Sadiković | 6 | 7 | A Sadiković | 1 | 6 | 3 | |||||||||||||||||||||
| 8 | R Peterson | 4 | 5 | ||||||||||||||||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 7 | S Vickery | 4 | 2 | ||||||||||||||||||||||||
 E Kostova | 6 | 6 | E Kostova | 5 | 6 | 4 | |||||||||||||||||||||
| D Lao | 5 | 1 | J Brady | 7 | 3 | 6 | |||||||||||||||||||||
| J Brady | 7 | 6 | J Brady | 6 | 7 | ||||||||||||||||||||||
 M Melnikova | 6 | 6 | M Melnikova | 2 | 5 | ||||||||||||||||||||||
| Q |  S Fichman | 4 | 3 | M Melnikova | 7 | 4 | 6 | ||||||||||||||||||||
| WC | A Stevenson | 63 | 6 | 1 | 3 | B Jovanovski | 5 | 6 | 4 | ||||||||||||||||||
| 3 | B Jovanovski | 77 | 3 | 6 | J Brady | 0 | 4 | ||||||||||||||||||||
| 5 | N Gibbs | 6 | 3 | 5 | N Gibbs | 6 | 6 | ||||||||||||||||||||
| A Kudryavtseva | 3 | 2d | 5 | N Gibbs | 6 | 6 | |||||||||||||||||||||
 V Cepede Royg | 6 | 6 | V Cepede Royg | 3 | 2 | ||||||||||||||||||||||
| G Cé | 0 | 3 | 5 | N Gibbs | 6 | 2 | 6 | ||||||||||||||||||||
| WC | ZG Scandalis | 1 | 1 | 2 | T Maria | 4 | 6 | 1 | |||||||||||||||||||
| Q | F Abanda | 6 | 6 | Q | F Abanda | 4 | 3 | ||||||||||||||||||||
| WC | N Mossmer | 1 | 4 | 2 | T Maria | 6 | 6 | ||||||||||||||||||||
| 2 | T Maria | 6 | 6 | ||||||||||||||||||||||||
Gabriela Dabrowski (first round) Carol Zhao (first round) Sharon Fichman (qualified) Françoise Abanda (qualified)| First round | Qualifying competition | ||||||||||||
| 1 | Gabriela Dabrowski | 6 | 2 | 5 | |||||||||
| WC | Vania King | 3 | 6 | 7 | |||||||||
| WC | Vania King | 4 | 4 | ||||||||||
| 4 | Françoise Abanda | 6 | 6 | ||||||||||
| WC | Zlata Bobyr | 2 | 1 | ||||||||||
| 4 | Françoise Abanda | 6 | 6 | ||||||||||
| First round | Qualifying competition | ||||||||||||
| 2 | Carol Zhao | 4 | 6 | 64 | |||||||||
| Tori Kinard | 6 | 3 | 77 | ||||||||||
| Tori Kinard | 6 | 1 | 2 | ||||||||||
| 3 | Sharon Fichman | 4 | 6 | 6 | |||||||||
| Jacqueline Cako | 65 | 5 | |||||||||||
| 3 | Sharon Fichman | 77 | 7 | ||||||||||
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