Installing a home landscape sprinkler system carries an expense depending on the magnitude and intricacy of the job. Generally, the cost of setting up a residential sprinkler system for landscaping can range from around $1.5k to over ten grand depending on ground characteristics, the kind of dirt, and the plants being watered. Additional fees may be charged for things like trenching or wiring services. For an accurate cost assessment, it would be best for you to make an appointment.