Key findings for Narrabri include:. Narrabri population has been steadily declining over the last two decades with significant losses in the 15-24 year old age bracket.. Narrabri has a high rate of participation at 9% in higher and adult education.. Agriculture is a dominant industry in Narrabri and accounts for 29% of the GRP and 70% of the exports from the region.. Scientific research is an important component of the Narrabri economy.. Of the communities studied, Narrabri has the highest proportion of people with tertiary qualifications