How do squirrels get into NY attics?

Eastern gray squirrels enter NY attics through roof line gaps where fascia meets soffit, chewed-through plastic or aluminum gable vents, ridge vent openings, deteriorated fascia or soffit boards, and unsealed utility entry points. They can fit through openings as small as 1.5 inches and will gnaw soft or rotted wood to enlarge existing gaps. Any roof line area with aging materials is a potential entry point.

Is squirrel removal in New York regulated?

Yes. In New York State, eastern gray squirrels are classified as a game species by the NYS Department of Environmental Conservation (NYS DEC). Nuisance wildlife removal must comply with NYS DEC regulations regarding trapping methods, permit requirements, and permitted seasons. Licensed wildlife removal professionals are trained in NYS-compliant removal methods. Homeowners should not attempt to seal squirrels inside structures or relocate trapped squirrels without understanding applicable state regulations.

Can squirrels cause serious damage to a NY home?

Yes. Squirrels in attics cause multiple types of damage: they chew through insulation (reducing its effectiveness and creating nesting debris), gnaw on wooden beams and rafters, shred stored materials, and — most seriously — gnaw on electrical wiring. Chewed electrical wiring is a documented cause of house fires. Squirrel urine and feces also create health concerns and odor problems in affected attic spaces. Prompt professional removal limits the extent of damage.

What is a one-way exclusion device for squirrels?

A one-way exclusion device is a tube or funnel installed over the primary entry point that allows squirrels inside to exit but physically prevents re-entry. After the device is installed and squirrels have exited over a period of days, a professional confirms that no squirrels remain inside before removing the device and permanently sealing the entry point. This method avoids the serious problem of trapping squirrels inside walls or attics.

How much does squirrel removal cost in New York?

Professional squirrel removal in New York typically ranges from $300–$800 depending on the number of entry points, the extent of access required, and whether exclusion and repair work is included. Properties with multiple roof line entry points or significant attic damage will be at the higher end of the range. Exclusion materials and labor for sealing entry points are typically quoted separately from the removal service itself.

Does Control Exterminating handle squirrel removal in NY?

Yes. Control Exterminating provides wildlife removal services including squirrel eviction and exclusion for residential properties throughout the New York metro area, including Nassau and Suffolk County, Westchester, and the outer boroughs. Our technicians are trained in NYS-compliant removal methods. Call (212) 696-4164 to schedule a wildlife inspection and removal assessment.

Squirrel Removal NY: Attic Eviction Guide

Squirrels in attics chew wiring, insulation, and structural wood, creating serious hazards. Learn how professional wildlife removal specialists evict squirrels humanely and prevent re-entry.

Squirrels in attics are among the most damaging wildlife problems facing New York and Long Island homeowners. Eastern gray squirrels are abundant throughout the NYC metro area — in suburban communities from Nassau County through Westchester, and in the outer boroughs where mature tree canopy and older housing stock coexist. When squirrels find their way into an attic, they quickly make themselves at home: chewing through insulation, gnawing on wooden beams, shredding stored items for nesting material, and — most seriously — gnawing on electrical wiring, which creates genuine fire risk. Prompt, professional removal and exclusion is the only effective response.

How Squirrels Enter New York Attics

Eastern gray squirrels are excellent climbers and persistent gnawers. In New York homes, they most commonly enter attics through:

Roof line gaps: The junction where the roof decking meets the fascia board and soffit frequently develops gaps as wood ages and contracts. Squirrels exploit gaps as small as 1.5 inches.
Gable vents: Plastic or aluminum gable vents are frequently chewed through by squirrels. Wire mesh covering is required to prevent entry.
Ridge vents: Continuous ridge vents along the roof peak, if not properly screened, provide easy attic access.
Rotted wood: Any deteriorated fascia board, soffit, or roof decking edge is a target for squirrels, who will gnaw through soft or rotted wood to enlarge existing gaps.
Utility entry points: Where electrical, cable, or plumbing lines enter the attic through the exterior wall, inadequate sealing creates openings that squirrels exploit.

Signs of Squirrels in Your NY Attic

Homeowners typically first notice squirrel activity through sounds: scurrying and scratching sounds in the ceiling, particularly in the early morning and late afternoon when squirrels are most active. Other signs include:

Gnaw marks on fascia boards or soffits on the building exterior
Squirrel droppings in the attic — smaller and rounder than rat droppings
Nesting material (leaves, insulation, torn fabric) concentrated in a corner of the attic
Damaged or displaced attic insulation
Evidence of gnawed electrical wiring — this is a fire hazard requiring immediate attention
Visual sightings of squirrels entering roof-line areas on the building exterior

Humane Squirrel Removal in New York

In New York State, squirrel removal is regulated by the NYS Department of Environmental Conservation (NYS DEC). Eastern gray squirrels are classified as a game species in New York. Nuisance wildlife removal must comply with NYS DEC guidelines regarding trapping methods and permitted timeframes. Live trapping is the standard method for squirrel removal in residential settings. Once captured, squirrels must be relocated or euthanized in accordance with state regulations — releasing squirrels in a new area requires appropriate DEC authorization.

Attempting to seal squirrels inside the attic without first confirming all squirrels have exited is a common mistake that results in trapped animals gnawing through walls and ceilings trying to exit, or dying inside the attic with associated odor and secondary pest problems. Professional wildlife removal specialists conduct a systematic eviction using one-way exclusion devices that allow squirrels to exit but not re-enter, confirming complete eviction before permanent sealing begins.

Exclusion and Repair: Preventing Re-Entry

After confirmed eviction, all entry points must be permanently sealed with squirrel-proof materials:

Hardware cloth (1/2 inch galvanized wire mesh) covering gable vents, ridge vent sections, and soffit vents
Metal flashing over rotted or vulnerable fascia boards
Caulk or foam combined with metal mesh for utility entry points
Chimney caps for open chimney flues (squirrels also enter through uncapped chimneys)

Tree branches that provide direct roof access should be trimmed back at least 8–10 feet from the roofline. Squirrels can leap considerable distances, but removing direct branch-to-roof routes significantly reduces future entry attempts.

Why Choose Control Exterminating?

Control Exterminating has served New York City since 1973 — over 53 years of experience treating every pest NYC throws at us. Our licensed technicians know how pests move through NYC's dense housing stock, aging infrastructure, and commercial corridors. Whether it's German cockroaches spreading between apartment units, Norway rats exploiting the sewer system, or bed bugs hitchhiking through a mid-rise building, we've seen it all and eliminated it all. Call us at (212) 696-4164 or book online for fast, discreet service across all 5 boroughs, Nassau, Suffolk, and Westchester.