Pembalap dari tim Del Conca Gresini Moto3 Jorge Martin meraih pole position pada kualifikasi moto3 Catalunya dengan waktu 1 menit 53.368 detik, Pembalap Spanyol ini berada di depan Aron Canet yang tampil bagus pasa sesi latihan bebas, Canet tertinggal 0.627 detik dari Martin.
melengkapi baris depan ditempati pembalapdari tim RBA BOE Racing yang hanya terpaut tipis dari Canet 0,032 detik.
Memimpin di baris kedua diisi oleh Romano Fenati, di belakangnya da Joan Mir dari tim Leopard Racing dan Marco Ramires dari tim Platinum Bay Real Estate.
Posisi ke 7 diraih oleh Enea Bastianini diikuit oleh Fabio di Giannantonio dari tim Del Conca Gresini Moto3.
Tatsuki Suzuki dari tim SIC58 Squadra Corse dan Niccolò Antonelli dari tim Red Bull KTM Ajo melengkapi posisi 10 besar posisi grid moto3 Catalunya 2017
Hasil Kualifikasi Moto3 Catalunya 2017 :
| Pos. | Num. | Pembalap | Tim | Negara | Waktu | Km/h | Gap 1st/Prev. |
| 1 | 88 | Jorge MARTIN | Del Conca Gresini Moto3 | SPA | 1’53.368 | 231.4 | |
| 2 | 44 | Aron CANET | Estrella Galicia 0,0 | SPA | 1’53.995 | 238.4 | 0.627 / 0.627 |
| 3 | 58 | Juanfran GUEVARA | RBA BOE Racing Team | SPA | 1’54.027 | 238.4 | 0.659 / 0.032 |
| 4 | 5 | Romano FENATI | Marinelli Rivacold Snipers | ITA | 1’54.031 | 232.8 | 0.663 / 0.004 |
| 5 | 36 | Joan MIR | Leopard Racing | SPA | 1’54.036 | 237.3 | 0.668 / 0.005 |
| 6 | 42 | Marcos RAMIREZ | Platinum Bay Real Estate | SPA | 1’54.126 | 231.5 | 0.758 / 0.090 |
| 7 | 33 | Enea BASTIANINI | Estrella Galicia 0,0 | ITA | 1’54.151 | 233.4 | 0.783 / 0.025 |
| 8 | 21 | Fabio DI GIANNANTONIO | Del Conca Gresini Moto3 | ITA | 1’54.201 | 230.5 | 0.833 / 0.050 |
| 9 | 24 | Tatsuki SUZUKI | SIC58 Squadra Corse | JPN | 1’54.316 | 232.5 | 0.948 / 0.115 |
| 10 | 23 | Niccolò ANTONELLI | Red Bull KTM Ajo | ITA | 1’54.331 | 228.9 | 0.963 / 0.015 |
| 11 | 19 | Gabriel RODRIGO | RBA BOE Racing Team | ARG | 1’54.379 | 234.8 | 1.011 / 0.048 |
| 12 | 48 | Lorenzo DALLA PORTA | Aspar Mahindra Moto3 | ITA | 1’54.395 | 232.5 | 1.027 / 0.016 |
| 13 | 14 | Tony ARBOLINO | SIC58 Squadra Corse | ITA | 1’54.421 | 233.8 | 1.053 / 0.026 |
| 14 | 8 | Nicolo BULEGA | SKY Racing Team VR46 | ITA | 1’54.436 | 234.4 | 1.068 / 0.015 |
| 15 | 64 | Bo BENDSNEYDER | Red Bull KTM Ajo | NED | 1’54.474 | 234.8 | 1.106 / 0.038 |
| 16 | 27 | Kaito TOBA | Honda Team Asia | JPN | 1’54.535 | 233.4 | 1.167 / 0.061 |
| 17 | 65 | Philipp OETTL | Südmetall Schedl GP Racing | GER | 1’54.589 | 228.7 | 1.221 / 0.054 |
| 18 | 16 | Andrea MIGNO | SKY Racing Team VR46 | ITA | 1’54.826 | 237.2 | 1.458 / 0.237 |
| 19 | 17 | John MCPHEE | British Talent Team | GBR | 1’54.876 | 239.4 | 1.508 / 0.050 |
| 20 | 71 | Ayumu SASAKI | SIC Racing Team | JPN | 1’54.899 | 238.2 | 1.531 / 0.023 |
| 21 | 95 | Jules DANILO | Marinelli Rivacold Snipers | FRA | 1’54.917 | 237.1 | 1.549 / 0.018 |
| 22 | 40 | Darryn BINDER | Platinum Bay Real Estate | RSA | 1’55.018 | 235.1 | 1.650 / 0.101 |
| 23 | 11 | Livio LOI | Leopard Racing | BEL | 1’55.141 | 237.5 | 1.773 / 0.123 |
| 24 | 41 | Nakarin ATIRATPHUVAPAT | Honda Team Asia | THA | 1’55.149 | 233.6 | 1.781 / 0.008 |
| 25 | 12 | Marco BEZZECCHI | CIP | ITA | 1’55.158 | 229.4 | 1.790 / 0.009 |
| 26 | 96 | Manuel PAGLIANI | CIP | ITA | 1’55.197 | 230.3 | 1.829 / 0.039 |
| 27 | 63 | Vicente PEREZ | Reale Avintia Academy | SPA | 1’55.218 | 231.1 | 1.850 / 0.021 |
| 28 | 6 | Maria HERRERA | AGR Team | SPA | 1’55.561 | 235.4 | 2.193 / 0.343 |
| 29 | 84 | Jakub KORNFEIL | Peugeot MC Saxoprint | CZE | 1’55.611 | 230.1 | 2.243 / 0.050 |
| 30 | 7 | Adam NORRODIN | SIC Racing Team | MAL | 1’55.625 | 235.4 | 2.257 / 0.014 |
| 31 | 81 | Aleix VIU | 42 Motorsport | SPA | 1’56.490 | 231.3 | 3.122 / 0.865 |
| 32 | 4 | Patrik PULKKINEN | Peugeot MC Saxoprint | FIN | 1’56.672 | 234 | 3.304 / 0.182 |
