Active

$349,900

12 Cornelius Avenue, Niskayuna, NY 12309

4beds

1,932sqft

Single Family Residence, Residential

Built in 1895

7,405 Square Feet Lot

$343,900 Zestimate^®

$181/sqft

$-- HOA

What's special

Welcome home to 12 Cornelius Ave in Niskayuna! This inviting 4 bedroom, 1.5 bath home offers a spacious and versatile layout with plenty of room to make it your own. The 1st floor welcomes you with a beautiful entryway and features a generously sized living room, formal dining room, and kitchen with abundant cabinet space. A convenient half bath and a cozy area perfect for a home office complete the 1st floor, with sliders leading directly to the impressive patio and backyard. Upstairs, you'll find 4 nicely sized bedrooms and a full bath with convenient laundry. The spacious attic provides partially finished space with endless possibilities for a future office, recreation room, studio, or additional living space. Step outside and enjoy the large patio overlooking the beautiful backyard perfect for relaxing, entertaining, and enjoying summer days and evenings. A wonderful opportunity to make this Niskayuna home your own!

2 days

722

87

Facts & features

Interior

Bedrooms & bathrooms

Bedrooms: 4
Bathrooms: 2
Full bathrooms: 1
1/2 bathrooms: 1

Bedroom

Level: Second

Bedroom

Level: Second

Bedroom

Level: Second

Bedroom

Level: Second

Half bathroom

Level: First

Full bathroom

Level: Second

Dining room

Level: First

Kitchen

Level: First

Living room

Level: First

Heating

Forced Air, Natural Gas

Cooling

Central Air

Appliances

Included: Dishwasher, Gas Oven, Microwave, Refrigerator, Washer/Dryer
Laundry: In Bathroom, Upper Level

Features

High Speed Internet, Ceiling Fan(s), Built-in Features
Flooring: Hardwood
Basement: Full,Unfinished
Number of fireplaces: 1

Interior area

Total structure area: 1,932
Total interior livable area: 1,932 sqft
Finished area above ground: 1,932
Finished area below ground: 0

Video & virtual tour

Property

Parking

Total spaces: 3
Parking features: Off Street, Paved, Driveway
Garage spaces: 1
Has uncovered spaces: Yes

Features

Patio & porch: Front Porch, Patio
Fencing: Back Yard,Fenced

Lot

Size: 7,405 Square Feet
Features: Cleared

Details

Additional structures: Pergola, Garage(s)
Parcel number: 422400 50.10262
Zoning description: Single Residence
Special conditions: Standard

Construction

Type & style

Home type: SingleFamily
Architectural style: Traditional
Property subtype: Single Family Residence, Residential

Materials

Vinyl Siding
Roof: Shingle

Condition

New construction: No
Year built: 1895

Utilities & green energy

Sewer: Public Sewer
Water: Public

Community & HOA

HOA

Has HOA: No

Location

Region: Niskayuna

Financial & listing details

Price per square foot: $181/sqft
Tax assessed value: $237,000
Annual tax amount: $5,658
Date on market: 8/13/2026

Estimated market value

$343,900

$327,000 - $361,000

$2,689/mo

Price history

Date	Event	Price
8/13/2026	Listed for sale	$349,900+139.7%$181/sqft
Source: Global MLS #202623949 Report a problem
11/3/2008	Sold	$146,000-5.7%$76/sqft
Source: Global MLS #28113263 Report a problem
9/27/2008	Listed for sale	$154,900-14.9%$80/sqft
Source: foreclosure.com Report a problem
3/14/2008	Sold	$181,933-9.9%$94/sqft
Source: Public Record Report a problem
6/1/2005	Sold	$202,000+39.3%$105/sqft
Source: Global MLS #25103842 Report a problem
8/15/2002	Sold	$145,000+52.6%$75/sqft
Source: Public Record Report a problem
11/10/1998	Sold	$95,000$49/sqft
Source: Public Record Report a problem

Public tax history

Year	Property taxes	Tax assessment
2025	--	$160,000
2024	--	$160,000
2023	--	$160,000
2022	--	$160,000
2021	--	$160,000
2020	--	$160,000
2019	--	$160,000
2018	--	$160,000
2017	$5,147	$160,000
2016	--	$160,000
2015	--	$160,000
2014	--	$160,000
2013	--	$160,000
2012	--	$160,000
2011	--	$160,000
2010	--	$160,000
2009	--	$160,000 -29.8%
2008	--	$228,000 +130.5%
2007	--	$98,900
2006	--	$98,900
2005	--	$98,900
2004	--	$98,900
2002	--	$98,900
2001	--	$98,900
2000	--	$98,900