Basic
$866 – $3,465 per project
Two-stage cartridge system with sediment and carbon housings on the main line, bypass valve and shutoff

Photo: gruntzooki · CC BY-SA 2.0 · Source
Supply and install a whole-house water filtration system (system and plumbing labor) on a city-water home; well-water/RO/UV packages run higher.
Water Filtration in Wilmington, Delaware typically costs $1,019 to $4,076 per project as of 2026. Prices reflect local labor and material rates. Use our calculator below for a detailed, ZIP-code-adjusted estimate.
Prices in Wilmington are 4.0% higher than the national average for water filtration.
National average: $1,000 – $4,000 per project
$866 – $3,465 per project
Two-stage cartridge system with sediment and carbon housings on the main line, bypass valve and shutoff
$1,019 – $4,076 per project
Sediment pre-filter plus tank-style catalytic carbon filter for chlorine and chloramine, bypass valve
$1,274 – $5,095 per project
Sediment pre-filter, larger catalytic carbon tank and scale-reduction stage, bypass loop, pressure gauges
| Component | Category | Price Range | Unit |
|---|---|---|---|
| Materials | material | $437 – $1,746 | job |
| Labor | labor | $389 – $1,554 | job |
| Supplies & Other | supplies | $116 – $466 | job |
| Equipment & Disposal | equipment | $78 – $310 | job |
Labor costs in Wilmington run proportionally higher than materials, which may favor material-heavy solutions.
Connect with local water filtration contractors in Wilmington for personalized quotes based on your specific project.