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Ellsworth Home Insulation, Crawl Spaces and Wet Basements

Professional insulation, mold remediation, and waterproofing for homes in Ellsworth

Insulation, Mold & Water Problems in Ellsworth Homes

Ellsworth covers about 94 square miles at the head of the Union River, from the rebuilt downtown out to Ellsworth Falls, North Ellsworth, West Ellsworth and the shores of Leonard's Lake. Its housing is younger than most Maine cities (Census estimates put the median build year at 1980 and nearly a third of homes after 2000), but it still includes about 950 homes from before 1940 and a sizeable share of mobile homes.

From river-town houses to newer subdivisions

Ellsworth's older houses date from its sawmill and shipbuilding era; by 1859 the city had nine sawmills. Those homes tend to have open wall cavities and stone or rubble foundations. Houses from the 1970s onward are tighter but often have thin attic insulation by today's standards, and about 7% of local housing units are mobile homes, where the belly and skirting are the weak points. Each type needs a different approach to insulation upgrades, and air sealing first makes any of them work better.

Union River water and spring melt

The Great Flood of 1923 showed how hard spring runoff can hit here: a freshet over the dam carried off the Union River Bridge and many riverside buildings. The dam completed in 1907 formed Leonard's Lake just north of the city, and with nearly 15 square miles of water inside city limits, many properties sit near a lake, stream or wetland. Homes on low ground often do better with French drains and downspout drainage outside and a sump inside.

Heating fuel and energy use

About half of occupied Ellsworth homes burn fuel oil, per Census estimates, with propane close to a quarter, electricity around 15% and wood about 8%. Almost no homes have piped gas. When every gallon is delivered by truck, sealing attic bypasses and rim joists pays back steadily, and insulation installed by a registered Efficiency Maine vendor may qualify for a rebate.

Crawl spaces and camps

Additions, lake camps and many rural homes sit over dirt-floored crawl spaces that release moisture into the house all year. Covering the ground with a 20-mil vapor barrier, sealing the vents and adding a dehumidifier through crawl space encapsulation cuts that moisture off, which helps floors stay warmer and keeps mold problems from starting on the joists. Seasonal camps benefit most, since they sit unheated for months.

Permits and services

The City of Ellsworth runs its own Code Enforcement and Planning offices, plus its own water and wastewater departments. Many homes further out rely on private wells and septic systems, so drainage plans need to keep sump discharge well away from the septic field. Nearby service areas include Bar Harbor, Holden and Brewer.