About Brentwood
Brentwood is a hamlet in the Town of Islip, Suffolk County, and the most populous census-designated place on Long Island outside New York City; its ZIP code is 11717.
Brentwood began in 1851 as the utopian colony Modern Times and took the name Brentwood in 1864; two octagon houses, the original schoolhouse and one residence survive from that era.
Part of the Pilgrim Psychiatric Center grounds became the Brentwood State Park athletic fields, which opened in 2009.
We serve Brentwood homes in ZIP code 11717.
What This Means for Your Brentwood Chimney
Winters are hard on masonry
Cold winters with many freeze and thaw cycles work water into brick and mortar every year. Keep the chimney swept and inspected once a year, keep a cap on top, and fix small cracks before they spread. Read: How Often Should a Chimney Be Swept?
For the bigger picture, read our local guide: Chimney Care in Suffolk County, NY: What Local Homeowners Should Know
Why Brentwood Homeowners Call Us
- Family-owned, with our own crew and 15+ years of experience
- Licensed & insured
- Free written estimates before any work
- Upfront pricing, no hidden fees
Chimney Services in Brentwood
- Chimney Sweeping in BrentwoodCreosote out, draft back, ready for the next fire.Learn more
- Chimney Inspection in BrentwoodKnow it is safe before you light it.Learn more
- Chimney Repair in BrentwoodCracks, loose brick and failed mortar, fixed.Learn more
- Chimney Rebuild in BrentwoodDown to sound masonry, built back right.Learn more
- Caps & Crowns in BrentwoodKeep rain, birds and animals out.Learn more
- Chimney Liners in BrentwoodSized for your fireplace, stove or boiler.Learn more
- Masonry & Tuckpointing in BrentwoodFresh mortar joints that keep water out.Learn more
- Leak Repair in BrentwoodWe trace the water and fix the cause.Learn more
- Fireplace Repair in BrentwoodFirebox, damper and draft problems solved.Learn more
- Dryer Vent Cleaning in BrentwoodLint out, faster and safer drying.Learn more
Nearby Areas We Serve in Suffolk County
By the numbers
What Brentwood’s Weather and Homes Mean for Your Chimney
- 1970
- Median year homes were built, Suffolk County
- 9.2%
- Of homes built before 1940
- 98
- Nights a year at or below freezing
- 24.6°F
- Average January low
- 31.8 in
- Snow in an average year
- 46 in
- Rain and melted snow a year
Brentwood is part of Suffolk County, where half of all homes were built before 1970 and 9.2% date from before 1940. About 98 nights a year drop to freezing here, so a crown crack or loose flashing in Brentwood rarely stays small for long. With 46 inches of rain and melted snow a year, a chimney cap and a sound crown are what keep water out of the flue.
Sources: NOAA 1991-2020 U.S. Climate Normals, Islip Li Macarthur Ap station; U.S. Census Bureau, American Community Survey 2023 5-year estimates (Suffolk County, New York). NOAA data · Census data

Limited time offer
$500 OFF
Any chimney service. Mention it when you call or book online.

Simple from the first call
How It Works
- Your callCall, text or book online
Tell us what you see or smell. A real person from our team answers and sets a time that suits you.
- The visitFree chimney inspection
Our own crew arrives in a marked Pro 1 van, covers the floor and inspects the chimney from the firebox to the cap, free of charge.
- The estimateFree written estimate
We walk you through what we found, in plain words, and put any repair in writing before work starts.
- The workThe job, done right
We do the work, clean up the roof, the yard and the room, and walk you through the finished job.
Book before the holidays. Fireplaces get their heaviest use from Thanksgiving to New Year. A free inspection now catches nests, creosote and cracked flue tiles before the first big fire and the family gatherings.
Book My Free InspectionFree Estimate in Brentwood
Leave your details and our local team calls you back to set a time.