53.6% of East Meadow’s 12,128 homes were built in the 1950s, the decade the post-war building boom took most of what was left of the meadow the hamlet is named for. But East Meadow kept building. 11.3% of its housing went up in the 1960s, 13.4% in the 1980s and 90s and 6.8% since 2000, so the median home dates from 1957 and a single street can hold two or three generations of house. East Meadow is an unincorporated hamlet in the Town of Hempstead.
81.9% of units are detached houses and 89.7% of homes are owner-occupied, with the rest spread across 3.3% attached townhouses, 2.5% two-unit buildings and 4.2% in buildings of fifty or more units. Heat leans to oil: 53.2% of occupied homes burn fuel oil, 35.3% utility gas and 8.3% electricity.
The houses we insulate in East Meadow
The name goes back to 1655, when two surveyors for Hempstead reported the “east meadow” beyond the Meadow Brook fit for grazing. Cattle grazed it, then in the 18th century sheep, and two large farms, the Barnum and the Carman, stood on it; Merrick Avenue, which passes Barnum Woods Elementary School on part of the old Barnum farm, was once Barnum Avenue. The ground is generally flat, rising from 32 feet at the southwest edge to 82 feet along Hempstead Turnpike, and after the war it filled with houses: 62.9% of the hamlet dates from the 1940s and 50s, most of them ranches and capes. The ranch loses across a long low attic: loose-fill that has settled to a fraction of its depth, eaves where wind strips it back, and bypasses at every interior wall top, the plumbing chase, the kitchen soffit that is open to the attic above it, the bath fan and the hatch.
The late-1950s and 1960s split-level brings its own failure, one that is easy to miss. Where the upper level rises beside the lower roof, the wall between the upper bedrooms and the lower roof’s attic is often framed with batts and no sheathing on the attic side, so the attic air runs straight into the insulation. Under the upper level sits the garage, and the bedroom over it has a floor of open joist bays that reach the outside at the rim. The 11.3% from the 1960s adds raised ranches with a cantilevered upper floor, where the joist bays at the overhang are open to the soffit. Our garage insulation work on a split is mostly that ceiling.
The 13.4% from the 1980s and 90s is different again: colonials and contemporaries with insulated walls, an attic of R-19 to R-30, recessed cans, bath fans venting into the attic, and, where central air was installed, the air handler and ducts sitting in the attic outside the insulation. Houses built since 2000 have full walls; the job there is ducts, tray and cathedral ceilings, and the bonus room over the garage.
53.2% oil heat means most East Meadow homes pay for heat in advance, by the tankful. Sealing and insulating an oil-heated house cuts the number of deliveries a winter takes, and the dollar value of that moves with the oil price, so we will not forecast a payback year. We show you where the heat leaves and what closing it costs. In the 8.3% of homes heated with electricity, the same work shows up on the PSEG Long Island bill instead.
Townhouses, apartments and shared walls in East Meadow
Not every East Meadow home is a house on its own lot. 3.3% of units are attached townhouses, 2.5% are in two-unit buildings and 1.8% in three- and four-unit buildings, then 2.0% in buildings of five to nine, 2.3% in buildings of ten to nineteen, 1.8% in buildings of twenty to forty-nine and 4.2% in buildings of fifty or more.
A townhouse is our work when you own your attic. The party wall is usually the first problem: where it runs up into the attic it is often open, or stops short of the roof deck, so your attic and your neighbor’s share air and your insulation sits in a draft. We close the party wall at the attic, seal the plane, then insulate. If an association owns the roof and attic, the decision belongs to its board, and we will say so before anyone climbs a ladder. A two-family is scoped as one building, because the stair and the floor between units are shared.
An apartment in a building of fifty units is not a job we can sell the owner or renter of one unit. The envelope belongs to the building, and the useful call is to its board or its owner. If you are not sure which side of that line your home falls on, we will tell you on the phone.
We seal before we insulate
Insulation slows heat moving through a surface. It does nothing about air moving through a gap. A split-level has more gaps than its size suggests, because it has more than one attic.
In an East Meadow split the sequence goes: put an air barrier on the attic side of the wall between the upper level and the lower roof; seal the top plates, soffits, flue and plumbing chases, fixtures and hatch in each attic; block and seal the joist bays over the garage at the rim; seal the garage ceiling’s penetrations; then the basement or crawl space rim. Then insulate each attic, and fill the garage ceiling bays tight to the floor above. In a ranch it is simpler: seal the one attic plane, baffle the eaves, then blow.
If a quote specifies a depth of insulation and never mentions air sealing, it is half a job.
What insulation costs in East Meadow
Most of our projects run between $3,500 and $12,500. A 1950s ranch sits toward the lower end: one attic, a hatch, the eaves. A split-level moves up because it has two or three attic sections, the wall between levels and a garage ceiling. A 1990s colonial is priced on attic area plus what the ductwork needs, and a bonus room adds knee walls and a floor over the garage. A townhouse is usually the smallest scope: party wall, attic plane, rim.
Open cell foam runs R-3.9 to R-4.2 per inch. Closed cell runs R-6.9 to R-7.1 per inch and also acts as a vapor retarder, which is why it costs more and why it is right in some assemblies and unnecessary in others. All products are manufactured in the United States and meet applicable building code and safety standards. ENERGY STAR says sealing air leaks and adding insulation can save up to 10% on annual energy bills.
Insulation rebates in East Meadow
East Meadow’s electric company is PSEG Long Island. National Grid gas is available on many streets, not all. With PSEG Long Island as the electric company, NYSERDA’s Comfort Home program is not available here; the rebates come from PSEG Long Island’s own program instead.
PSEG Long Island lists a $2,500 insulation rebate and a $1,000 air-sealing rebate for market-rate single-family homes, with $500 for duct sealing and higher amounts for income-qualified homes and homes in state-designated disadvantaged communities. The route is a free Whole House Energy Assessment, with a thermal scan and a blower door test, then work by one of PSEG Long Island’s participating contractors. Homes heated with oil, gas, propane or electricity are eligible; insulation has to be paired with blower-door-assisted air sealing, and ducts in unconditioned space must be sealed. The list is written for single-family homes, so a condo owner should ask PSEG Long Island before counting on it.
National Grid’s Long Island insulation rebate program is not taking new applications, and income-eligible households now go through EmPower+. In Nassau, NYSERDA’s EmPower+ can cover air sealing and insulation at no cost up to $14,000 for households at or below $98,925 for a family of four, or half the cost up to $7,000 for households below $131,900 for four, through an EmPower+ contractor. It is open to owners and renters of one- to four-family homes; Long Island households should check eligibility on the MyEnergy portal.
For financing, NYSERDA’s Green Jobs–Green New York program offers unsecured loans of $1,500 to $25,000 over 5, 10 or 15 years, and PSEG Long Island customers apply for the on-bill version directly through PSEG Long Island. Every program here pays through its own participating contractors. The federal insulation tax credit (Section 25C) ended for work placed in service after 31 December 2025, so there is no federal insulation credit on a 2026 job, and New York has no state tax credit for insulation. See our New York and New Jersey rebate guide.
Code and climate in East Meadow
79.9% of East Meadow’s homes were built before 1980. The 1950s and 60s streets were finished long before New York’s first statewide energy code took effect on 1 January 1979. The 1980s and 90s houses came after it, under energy rules much looser than today’s. Nassau County is Climate Zone 4.
New York’s current code is the 2025 Energy Conservation Construction Code of New York State, in force since 31 December 2025. New homes need R-49 ceilings, with R-38 accepted where it runs at full, uncompressed height over the wall top plate at the eaves; R-30 floors, which is the standard a floor over a garage is measured against; R-15 continuous, R-19, or R-13 plus R-5 continuous on basement and crawl space walls; U-0.27 windows; and no more than 3.0 air changes per hour at 50 pascals.
An existing house is treated differently. Unaltered parts do not have to comply, so insulating the attic of a 1957 split does not force the rest of it to the new-home table, and New York’s code does not require a blower door test when insulating an existing home. When an alteration exposes roof or wall cavities, those cavities are to be insulated to full depth. ENERGY STAR recommends R-60 for an uninsulated attic in this zone, or R-49 if 3 to 4 inches are already there.
Common questions about insulation in East Meadow
Do you install insulation in East Meadow, NY?
Yes. Most East Meadow work is the 1950s ranch or cape, 53.6% of the hamlet, and the split-levels and raised ranches that followed, with their separate attic sections, walls between levels and bedrooms over garages. We also do the 1980s and 90s colonials with ducts in the attic, townhouses where the owner holds the attic, and two-family houses. We do not work on apartments in large buildings, where the envelope belongs to the building’s board or owner.
How much does insulation cost in East Meadow?
Most projects run $3,500 to $12,500. A 1950s ranch with one attic is toward the lower end. A split-level costs more because it has two or three attic sections, the wall between levels and a garage ceiling to seal and fill. A 1990s colonial is priced on attic area and ductwork. A townhouse is usually a smaller scope: party wall, attic plane and rim. We give a written scope and price after a free walk-through.
Are there insulation rebates in East Meadow?
Yes. East Meadow is PSEG Long Island territory, and PSEG Long Island lists a $2,500 insulation rebate and a $1,000 air-sealing rebate for market-rate single-family homes, more for income-qualified homes, paid through its participating contractors after a free Whole House Energy Assessment. Oil-heated homes qualify. Comfort Home is not available to PSEG Long Island homes. Income-eligible owners and renters can use EmPower+. The federal 25C credit ended for work placed in service after 31 December 2025, and New York has no state insulation tax credit.
Our East Meadow split-level has a cold bedroom over the garage. What fixes it?
The garage ceiling is that bedroom’s floor, and its joist bays usually run to the outside at the rim with a sagging batt or nothing in them, so cold air moves under the floor all winter. The fix is to block and seal each bay at the rim, seal the wiring and duct holes in the garage ceiling, then fill the bays tight to the subfloor, with closed cell foam or dense-packed insulation. We also check the wall between that room and the lower attic, which is often part of the same problem.
Free energy audit in East Meadow
We walk every attic section, the wall between levels, the garage ceiling, the basement or crawl space and the rim, and in a newer house the ducts and the bonus room. In a townhouse we start at the party wall. If the attic is already at depth and the real loss is the garage ceiling, we will tell you that. Then a written scope and a price. No charge, no obligation.
Call 914-825-6824 or use our contact form. Open 8am–8pm, seven days. We work out of New Rochelle, NY with a 100-plus in-house crew.
Learn more
- Insulation contractors across Nassau County
- Insulation in Uniondale
- Insulation in Salisbury
- Insulation in North Merrick
- Attic insulation
- Recommended R-values for New York
- What happens during an energy audit