Olimpiade Sains Nasional 2009 Bidang Informatika
| # | Provinsi | Nasional | |||
|---|---|---|---|---|---|
| 1 | DKI Jakarta | 2 | 2 | 2 | 3 |
| 2 | Jawa Tengah | 2 | 1 | 1 | 4 |
| 3 | Banten | 1 | - | 1 | 3 |
| 4 | D. I. Yogyakarta | - | 2 | 2 | 4 |
| 5 | Sumatera Utara | - | 2 | 1 | 4 |
| 6 | Jambi | - | 1 | 2 | 2 |
| 7 | Riau | - | 1 | 1 | 2 |
| 8 | Sulawesi Selatan | - | 1 | - | 5 |
| 8 | Bali | - | 1 | - | 3 |
| 10 | Jawa Barat | - | - | 3 | 3 |
| 11 | Jawa Timur | - | - | 1 | 6 |
| 12 | Sumatera Selatan | - | - | - | 4 |
| 12 | Kalimantan Barat | - | - | - | 3 |
| 12 | Lampung | - | - | - | 3 |
| 12 | Sumatera Barat | - | - | - | 3 |
| 12 | Aceh | - | - | - | 2 |
| 12 | Bengkulu | - | - | - | 2 |
| 12 | Gorontalo | - | - | - | 2 |
| 12 | Kalimantan Selatan | - | - | - | 2 |
| 12 | Kalimantan Tengah | - | - | - | 2 |
| 12 | Kalimantan Timur | - | - | - | 2 |
| 12 | Kep. Riau | - | - | - | 2 |
| 12 | Nusa Tenggara Barat | - | - | - | 2 |
| 12 | Sulawesi Tenggara | - | - | - | 2 |
| 12 | Sulawesi Utara | - | - | - | 2 |
| 12 | Kep. Bangka Belitung | - | - | - | 1 |
| 12 | Maluku | - | - | - | 1 |
| 12 | Maluku Utara | - | - | - | 1 |
| 12 | Nusa Tenggara Timur | - | - | - | 1 |
| 12 | Papua | - | - | - | 1 |
| 12 | Papua Barat | - | - | - | 1 |
| 12 | Sulawesi Barat | - | - | - | 1 |
| 12 | Sulawesi Tengah | - | - | - | 1 |