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Pamela J. Armstrong
Licensed Associate Real Estate Broker
Equal Housing Opportunity, CBR: Certified Buyers Representative, Realtor, Women's Council of Realtors
(518) 260-6781 Cell
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4545 Cosmos Hill Road, Cortland, NY 13045

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Property Description

Escape to a private country estate where timeless architecture, extraordinary craftsmanship, and resort-inspired amenities come together to create an exceptional lifestyle. Set on 35 acres, this remarkable property offers a level of privacy and tranquility rarely found within an easy drive of Syracuse, Skaneateles, and Ithaca. Originally transformed through an extensive renovation in 2017, the main residence offers over 4,000 square feet of beautifully designed living space. At its heart is a spectacular chef's kitchen featuring an expansive island, Sub-Zero refrigerator, Wolf range, granite countertops, farmhouse sink, and custom cabinetry. The dramatic two-story great room is anchored by a soaring stone fireplace and opens through a stunning Pella accordion door to an outdoor oasis designed for effortless entertaining. The backyard is nothing short of extraordinary. A stunning in-ground gunite pool, expansive patio and deck, and curated specimen gardens create an atmosphere that feels more like a private retreat than a residence. The main residence also includes a grand two-story foyer with a sweeping curved staircase, elegant formal living and dining rooms, four bedrooms, two-and-a-half baths, first-floor laundry, a finished lower level with wet bar, and an attached three-car garage. Adding exceptional versatility to the estate is a detached multi-car garage with a beautifully appointed 1,107 square foot carriage house residence above. Completely renovated in 2025, this private living space features a new kitchen, updated bathroom, great room with a view, two bedrooms, laundry, and a private deck overlooking the grounds. Ideal for extended family, guests, caregivers, an au pair, multigenerational living, or a sophisticated home office retreat, it offers complete independence while remaining seamlessly connected to the estate. An additional outbuilding enhances the property's functionality, providing generous space for storage, equipment, hobbies, or a private workshop. More than a home, this is a destination property-an opportunity to enjoy the peace and privacy of a secluded country retreat without sacrificing convenience.

4545 Cosmos Hill Road | MLS# R1694948

This single family home located at 4545 Cosmos Hill Road, Cortland, NY 13045 is currently listed for sale with an asking price of $1,399,900. This property was built in 1991 and has 6 bedrooms and 3 full and 1 partial baths with 3244 sq. ft. Cosmos Hill Road is located within the Homer school district. Search Cortland real estate on pam-armstrong.coldwellbankerprime.com today.

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Property Features

Property Type: Residential - Single Family
Basement: Full, PartiallyFinished
Cooling: CentralAir
Fireplaces: 1
Garage: 5 car attached
Heating: Gas, ForcedAir
Home Style: Colonial, TwoStory, Transitional
Lot Size: 35.37 Acres
Stories: 2.0
Taxes: $22,383
Year Built: 1991

Amenities

SeparateFormalDiningRoom
EntranceFoyer
SeparateFormalLivingRoom
GuestAccommodations
GraniteCounters
GreatRoom
KitchenIsland
KitchenFamilyRoomCombo
SecondKitchen
InLawFloorplan
BathInPrimaryBedroom
BlacktopDriveway
Deck
Fence
Pool

Feature Descriptions

Appliances: BuiltInRefrigerator, Dryer, Dishwasher, ExhaustFan, Disposal, GasOven, GasRange, GasWaterHeater, Microwave, RangeHood, Washer
Days on Site: 4
Exterior: Frame, Other, Stone
Fencing: Partial
Flooring: CeramicTile, Hardwood, Varies
Laundry: MainLevel
Lot: IrregularLot, ResidentialLot
Parcel#: 112289-076-000-0008-001-000-0000
Parking: Attached, Garage, GarageDoorOpener
Parking Notes: Attached, Garage, GarageDoorOpener
Patio/Porch: Deck
Pool: InGround
Sewer: SepticTank
Swimming Pool: Yes
Utilities: WaterConnected
Water: Connected, Public

Local Schools

School District: Homer

Estimate Your Payment

Estimated Payment

$ 5,389.12 per month $3,115.57 Principal & Interest $1,865.25 Property Tax $408.30 Homeowner's Insurance

Change Payment Information

%
years/fixed
yearly
yearly (est.)
(Payments are an estimate and may vary by lender)

Demographics

Listed By / Shown By

Listing By

Agency Name: High Falls Sotheby's International Realty
Agency Contact: ellen.oconnor@highfallssir.com

Shown By

Agent Name: Pamela J. Armstrong
Agent Phone: (518) 260-6781 Cell
Agency Title: Coldwell Banker Prime Properties

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Disclaimer: All information deemed reliable but not guaranteed. All properties are subject to prior sale, change or withdrawal. Neither listing broker(s) or information provider(s) shall be responsible for any typographical errors, misinformation, misprints and shall be held totally harmless. Listing(s) information is provided for consumers personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Information on this site was last updated 07/17/2026. The listing information on this page last changed on 07/17/2026. The data relating to real estate for sale on this website comes in part from the Internet Data Exchange program of Delta Media Group MLS (last updated Fri 07/17/2026 12:27:14 AM EST) or Global MLS (last updated Fri 07/17/2026 12:22:34 AM EST) or New York State Alliance MLS (last updated Fri 07/17/2026 12:23:04 AM EST) or Hudson Valley Catskill Region MLS (last updated Fri 07/17/2026 12:11:19 AM EST) or Berkshire MLS (last updated Thu 07/16/2026 8:13:11 PM EST) or OneKey MLS (last updated Fri 07/17/2026 12:21:29 AM EST). Real estate listings held by brokerage firms other than Coldwell Banker Prime Properties may be marked with the Internet Data Exchange logo and detailed information about those properties will include the name of the listing broker(s) when required by the MLS. All rights reserved.

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