Looking for a chimney sweep in Waltham, MA? Describe your project once and up to three certified chimney sweeps who work in Waltham and Middlesex County get back to you with a quote. It's free and there is no obligation.
Waltham is home to about 65,849 people (2024 Census Bureau estimate), a stable community (+1.0% since 2020). With 5,167 people per sq mi, it is a densely built-up area. Cold winters and older masonry chimneys make annual inspections important here.
Waltham at a glance
- Population (Census Bureau estimate, 2024)
- 65,849 (+1.0% since 2020)
- Rank in Massachusetts
- 17th of 58 cities and towns
- Land area
- 13 sq mi
- Population density
- 5,167 people per sq mi (densely built-up)
- Type
- City (Waltham city)
- Main county
- Middlesex County
What to check before hiring in Waltham
- Certification: ask for CSIA or equivalent certification.
- Level: ask for a level 2 inspection when buying a home.
- Report: request photos or video of the flue.
- Price drivers: number of flues, level of inspection, access and repairs.
Useful official resources
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CSIA: Chimney Safety Institute of America
Official information and guidance.
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NFPA: National Fire Protection Association
Official information and guidance.
Services available in Waltham
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Chimney inspection
Level 1 or level 2 (camera) chimney inspection under NFPA 211, with a report.
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Chimney sweeping and repair
Sweeping, crown, cap, liner and masonry repairs.
Frequently asked questions in Waltham
How much does a chimney inspection cost in Waltham, MA?
It depends on the level and the number of flues. Describe your chimney: sweeps who serve Waltham reply with a quote.
How long does it take?
Often an hour or two.
When is the best time?
Before the heating season, when schedules are lighter.
Which certified chimney sweeps will contact me?
Up to three independent certified chimney sweeps who serve Waltham 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.