Basic
$3,898 – $10,394 each
Cast-iron oil hot-water boiler around 86% AFUE, flue reconnected to the existing chimney, piping reconnected, burner started and tested
How Much Does Install Oil Boiler Cost in Wilmington, Delaware?
Replace an existing oil-fired hot-water boiler with a new standard-to-high-efficiency oil boiler, including removal, piping/venting reconnection and startup.
Install Oil Boiler in Wilmington, Delaware typically costs $4,586 to $12,228 each as of 2026. Prices reflect local labor and material rates. Use our calculator below for a detailed, ZIP-code-adjusted estimate.
Install Oil Boiler in Wilmington, Delaware
$4,586 – $12,228
eachPrices in Wilmington are 4.0% higher than the national average for install oil boiler.
National average: $4,500 – $12,000 each
What you get at each price level
Standard
$4,586 – $12,228 each
Three-pass cast-iron oil boiler around 87% AFUE with efficient circulator, flue and piping reconnected, combustion tested
Premium
$5,732 – $15,285 each
High-efficiency three-pass oil boiler around 88-90% AFUE with outdoor reset control and ECM circulator, combustion tuned
Cost Breakdown in Wilmington
| Component | Category | Price Range | Unit |
|---|---|---|---|
| Materials | material | $1,964 – $5,238 | each |
| Labor | labor | $1,748 – $4,662 | each |
| Supplies & Other | supplies | $524 – $1,397 | each |
| Equipment & Disposal | equipment | $349 – $931 | each |
Prices adjusted for Wilmington local market conditions.
Cost Factors in Wilmington, Delaware
What Affects Pricing
- Materials ($2,025.00-$5,400.00 per unit)
- Labor ($1,575.00-$4,200.00 per unit)
- Supplies & Other ($540.00-$1,440.00 per unit)
- Equipment & Disposal ($360.00-$960.00 per unit)
Local Price Adjustments
Material costs3.0% below avg
Labor costs11.0% above avg
Labor costs in Wilmington run proportionally higher than materials, which may favor material-heavy solutions.
Frequently Asked Questions
References
- Oil Boiler Installation Cost Guide - Bender's Oil Service, Bender's Oil Service, retrieved Nov 2026
- Boiler Installation Cost & Replacement Guide | Carrier Residential, Carrier Residential, retrieved Nov 2026
- Construction wages by metro and rural area, used for the labor adjustment by ZIP code, U.S. Bureau of Labor Statistics, Occupational Employment and Wage Statistics, May 2025
- Regional price parities for goods, used for the materials adjustment by ZIP code, U.S. Bureau of Economic Analysis, 2024
Get Free Estimates in Wilmington
Connect with local install oil boiler contractors in Wilmington for personalized quotes based on your specific project.