cost estimate for trenching
$18.56. Get an INSTANT estimate of the cost to Dig a Trench! Our free calculator uses recent, trusted data to estimate costs for your Trenching project. For a basic 25 feet project in zip code 47474, the benchmark cost to Dig a Trench ranges between $10.41 - $18.56 per linear foot.To estimate costs for your project:1.or a basic 25 feet project in zip code 47474, the benchmark cost to Dig a Trench ranges between $10.41 - $18.56 per linear foot. To estimate costs for your project: 1.