Need an energy audit or a HERS rating in Monmouth County, NJ? Monmouth County has about 647,520 residents (2024 estimate) and 38 incorporated cities and towns. Describe your project once: certified energy auditors who work in Monmouth County get back to you.
Utilities serving Monmouth County may offer audit and upgrade programs.
Services available in Monmouth County
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Home energy audit
Whole-home assessment with blower door test and infrared scan, with a prioritized list of upgrades.
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HERS rating
HERS Index rating of a new or existing home by a RESNET-certified rater, for code compliance or programs.
Frequently asked questions in Monmouth County
Do certified energy auditors cover the whole of Monmouth 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.
Home Energy Audits in New Jersey: 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.