Looking for an energy auditor in Chatham, NJ? Describe your project once and up to three certified energy auditors who work in Chatham and Morris County get back to you with a quote. It's free and there is no obligation.
Chatham is home to about 10,062 people (2024 Census Bureau estimate), a growing community (+9.3% since 2020). With 4,294 people per sq mi, it is a densely built-up area. Older homes and long heating or cooling seasons make energy audits worthwhile here.
Chatham at a glance
- Population (Census Bureau estimate, 2024)
- 10,062 (+9.3% since 2020)
- Rank in New Jersey
- 116th of 323 cities and towns
- Land area
- 2.3 sq mi
- Population density
- 4,294 people per sq mi (densely built-up)
- Type
- Borough (Chatham borough)
- Main county
- Morris County
What to check before hiring in Chatham
- Certification: choose a RESNET or BPI certified professional.
- Rebates: in New Jersey, check your utility's programs before booking: some require their own approved auditors.
- Test-in, test-out: a blower door test before and after upgrades shows the result.
- Price drivers: home size, tests included and report detail.
Useful official resources
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ENERGY STAR
Energy efficiency guidance for homes.
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RESNET
Find a certified HERS rater.
Services available in Chatham
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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 Chatham
How much does an energy audit cost in Chatham, NJ?
It depends on the home and the tests. Describe your home: auditors who serve Chatham reply with a quote.
How long does it take?
Usually two to four hours on site.
Will the auditor sell me upgrades?
Some do; an independent auditor gives a neutral list.
Which certified energy auditors will contact me?
Up to three independent certified energy auditors who serve Chatham and the surrounding area, chosen for the service you need. Your details are shared only with your consent.
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.