The race for the title went to the final day of the season with Khan Research Laboratories and Pakistan Army tied on 57 points. Khan Research Laboratories won their final game defeating Pakistan Airlines 1–0, which meant Pakistan Army had to defeat Karachi Port Trust by at least 11 goals, to gain parity in points and have a higher ratio of goals scored, to win the league. Pakistan Army defeated Karachi Port Trust 2–1, tying both teams on 60 points. Khan Research Laboratories won the league on goal difference, as Khan Research Laboratories finished the season with 10 goals ahead of Pakistan Army; Khan Research Laboratories finished with a goal difference of +32 compared to Pakistan Army's +22. It was the first time a team other than Army or WAPDA won the league since its inception in 2004. PMC Club Athletico Faisalabad and Baloch Nushki faced relegation after finishing in the bottom two.
Format
Teams play each other on a home and away basis
The winners will represent Pakistan at the 2010 AFC President's Cup. The bottom two teams were expected to have been relegated to the Pakistan Football Federation League, but the league was expanded at the end of the season and the bottom two teams survived relegation. Two teams will be promoted to the PPL.
First match(es) will be played: July 2009. Source: PFF Rules for classification: 1) points; 2) head-to-head points; 3) head-to-head goal difference; 4) goal difference; 5) number of goals scored; 6) drawing of lots
^National Bank were awarded three points and three goals following their protest that Pakistan Airforce had fielded an illegal player against them in the Premier Football League match that was held at the PAF Complex in Islamabad on August 2. Pakistan Airforce won the original tie 2-0.
Statistics
Scoring
First goal of the season: Qadeer Khan for Habib Bank against National Bank (25 July 2009).
Last goal of the season: Muhammad Imran for Pakistan Army against Karachi Port Trust (13 December 2009).
Fastest goal of the season: 5 minutes – Arif Mehmood for WAPDA against Pakistan Army (9 November 2009).