Houston is a forestry, mining and tourism town in the Bulkley Valley of the Northern Interior of British Columbia, Canada. Its population as of 20…Houston is a forestry, mining and tourism town in the Bulkley Valley of the Northern Interior of British Columbia, Canada. Its population as of 2021 was 3,052, with approximately 2,000 in the surrounding rural area. It is known as the "steelhead capital" and it has the world's largest fly fishing rod. Houston's tourism industry is largely based on ecotourism and Steelhead Park, situated along Highway 16. Houston is named in honour of the pioneer newspaperman John Houston.