Need special inspections in New Castle County, DE? New Castle County has about 588,093 residents (2024 estimate) and 13 incorporated cities and towns. Describe your project once: special inspection agencies who work in New Castle County get back to you.
The building department serving New Castle County sets which special inspections are required.
Services available in New Castle County
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Special inspections and testing
IBC chapter 17 special inspections and materials testing for a construction project.
Frequently asked questions in New Castle County
Do special inspection agencies cover the whole of New Castle County?
Most pros work across the county and neighboring counties. Enter your ZIP code in the form and we match you with pros who serve your exact area.
Special Inspections in Delaware: all counties
Source: U.S. Census Bureau, Population Estimates Program (Vintage 2024) and Gazetteer Files (public domain), imported on 10/31/2026. Figures describe the incorporated place or county as published; they are shown for information only.