The 2005 Armenian Premier League season was the fourteenth since its establishment, and started on 12 April 2005. The last matches were played on 6 November 2005. FC Pyunik were the defending champions.
| Club | City | Stadium | Capacity | |
|---|---|---|---|---|
| Banants | Yerevan | Nairi Stadium | 6,850 | |
| Dinamo-Zenit | Yerevan | Republican Stadium | 14,968 | |
| Esteghlal-Kotayk | Abovyan | Kotayk Stadium | 5,500 | |
| Kilikia | Yerevan | Hrazdan Stadium | 55,000 | |
| Lernagorts-Ararat Kapan | Kapan | 3,500 | ||
| Lernayin Artsakh | Yerevan | 55,000 | ||
| Mika Ashtarak | Ashtarak | Kasaghi Marzik Stadium | 3,500 | |
| Pyunik | Yerevan | Republican Stadium | 14,968 | |
| Shirak | Gyumri | Gyumri City Stadium | 2,844 |
The qualified teams only keep their head-to-head results to participate in the Championship stage, resulting in the following table.
The qualified teams kept their complete results before entering the stage. The team finishing in 7th position remained in the Premier League, the 8th ranked team played the promotion/relegation play-off, while the 9th team was relegated.
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