Home inspectors · Delaware
Delaware home inspector license: training, exam and renewal
Delaware licenses home inspectors through its Board of Home Inspectors. 140 active licenses are on the state's open license file, 73 of them held by inspectors with an address in another state.
140active home inspector licenses
8trainee licenses
Getting and keeping the license
What a Delaware inspection covers
- Homes of 4 units or fewer
- Delaware's inspection standard covers the main systems of homes with 4 or fewer units.Delaware General Assembly, read October 15, 2026
- Visible installed systems
- Delaware inspectors examine installed systems and parts that are reachable and can be seen.Delaware Administrative Code (state archive), read October 15, 2026
- Written report required
- A Delaware inspection report must be written and legible; oral reports are not allowed.Delaware Administrative Code (state archive), read October 15, 2026
- Wells not required
- Wells, well pumps and water storage equipment are outside the required Delaware inspection.Delaware Administrative Code (state archive), read October 15, 2026
- Septic and backflow excluded
- Septic systems, sprinkler systems and backflow prevention devices are outside the required Delaware inspection.Delaware Administrative Code (state archive), read October 15, 2026
- Environmental hazards excluded
- A standard Delaware inspection does not have to find environmental hazards, including radioactive substances such as radon, or contaminants in air, water or soil.Delaware Administrative Code (state archive), read October 15, 2026
- Tight crawl spaces skipped
- Inspectors need not enter crawl spaces with under 24 inches of clearance or an opening smaller than 16 by 24 inches.Delaware Administrative Code (state archive), read October 15, 2026
Radon
- No state radon certification
- Delaware does not certify radon testers or mitigators; its Division of Public Health keeps only a voluntary company list.Delaware Division of Public Health, read October 15, 2026
- Buyers told about radon
- Every buyer of a Delaware home must be told the property may pose a radon exposure risk.Delaware General Assembly, read October 15, 2026
- Buyer may test first
- A Delaware buyer has the right to have the home tested for radon before settlement.Delaware Division of Public Health, read October 15, 2026
- About 1 in 12 homes high
- The Division of Public Health says nearly 1 in 12 Delaware homes has radon at or above 4 pCi/L.Delaware Division of Public Health, read October 15, 2026
Where Delaware's licensed inspectors are based
Active home inspector licenses by town of the license address, top 20, from the state's open license file read October 15, 2026. Individual inspectors are not listed.
| Town | Active licenses |
|---|---|
| Wilmington | 15 |
| Middletown | 6 |
| Millsboro | 5 |
| Lewes | 5 |
| Milford | 4 |
| Dover | 4 |
| Hartly | 3 |
| Frankford | 3 |
| Seaford | 3 |
| Ocean View | 3 |
| Clayton | 2 |
| Felton | 2 |
| Newark | 2 |
| Rehoboth Beach | 2 |
| Georgetown | 1 |
| Selbyville | 1 |
| Bethany Beach | 1 |
| Dagsboro | 1 |
| New Castle | 1 |
| Magnolia | 1 |
Sources
- Delaware General Assembly, read October 15, 2026.
- Delaware Administrative Code (state archive), read October 15, 2026.
- Delaware Division of Public Health, read October 15, 2026.
- Delaware General Assembly, read October 15, 2026.
- Delaware Division of Public Health, read October 15, 2026.
- Delaware license file on the state open data portal, read October 15, 2026.
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