Average Hourly Cost: The average cost of a sprinkler system valve replacement by a lawn sprinkler system contractor in 2023 is approximately $100-$150 per hour.

Cost Breakdown: The cost breakdown of a sprinkler system valve replacement includes labour costs, parts, and any additional costs, such as travel and disposal. Labour costs typically make up the majority of the cost, while the cost of parts depends on the type and quality of the parts used.

Factors Affecting Cost: There are several factors that may affect the cost of a sprinkler system valve replacement, such as the complexity of the job, the type and quality of the accessory, and the location and service provider. The complexity of the job will determine the labour costs, while the type and quality of the accessory will affect the cost of parts. The location and service provider may also affect the cost, as some providers may charge more for their services.