Back 123 9th Avenue
Off Market

123 9th Avenue

Holtsville NY 11742

4
4
2
2496 sq. ft.
24829 sq. ft.
Single-Family
Last sold for $880,000
Katelyn MontronyKatelyn Montrony, last sold this property on 23 April 2026 after 64 days on market.

Overview

Magnificent Colonial offers a unique and flexible layout perfect for a variety of living arrangements. Set on one of the largest lots in the neighborhood, this .57-acre lot in the desirable Sachem School District is fully fenced offering a ton of privacy as it's backed up against county land. Located minutes from Sunrise highway, LIE, LIRR & The waterfront village of Patchogue. This home truly has it all. The layout offers flexible living space ideal for extended family or guests! A sun-filled foyer with a second-floor balcony overlook creates bright and open first impression. The home features four large bedrooms, three full bathrooms, and one half bath, providing plenty of room for even a home office. The expansive primary suite offers abundant closet space and a large bathroom. The kitchen is equipped with newer appliances, and the home has been enhanced with updated windows throughout and a new glass slider, bringing in natural light and energy efficiency. Comfort is maintained year-round with new one-zone central air and multi-zone electric heating powered mostly by Solar. Additional upgrades include a 200-amp electrical service with a 100-amp subpanel and an electric hot water heater. Outside, the property truly shines. Enjoy a brand-new TimberTech multi-level deck with built-in lighting, perfect for entertaining or relaxing evenings. The yard also features new multi-level paver patios, retaining walls, and mature landscaping, creating a private, park-like setting. Additional highlights include: 9-zone in-ground sprinklers, Hook-up for a whole-house generator, Large storage sheds with electric, Newer roof, leaded Solar panels, Two-car garage with attic storage and so much more! With its combination of space, updates, and outdoor living, this home offers a rare opportunity in a convenient Holtsville location close to shopping, major roads, and local amenities. A must-see property with room to grow and the flexibility today’s buyers are looking for.

Features

4 bedrooms
4 bathrooms
2 carspaces
2 garage spaces
2496 sq. ft. floor area
24829 sq. ft. lot size
Single-Family

Estimated Value

Based on this property and similar 4 bedroom single-family properties sold in Holtsville over the last 12 months, the estimated median property value of 123 9th Avenue is $764.95k.

Median value
$764.95k
Estimated value range
$480k - $1m
Median days on market
13
Estimated value trend
0%
decrease over the last 12 months
Average days on market is based on recent, comparable sales in Holtsville. It is only an indication of the time a property is actively listed and should not be relied upon as an accurate representation of how soon a property will be sold.

Property history for 123 9th Avenue

2026
Sold
$880,000
23 Apr 2026 by Katelyn Montrony

Happy sellers in Holtsville

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We have insufficient information to provide an overview of customer satisfaction for Holtsville. Viewing the agent profiles, reviews and sales for Holtsville can provide insights for this location.

Local market activity for 4 bedroom single-family properties in Holtsville

In the last 12 months, 25 four-bedroom single-family properties similar to 123 9th Avenue, have been sold.

This represents a 39% increase in four-bedroom single-family properties sales when compared to the previous 12 months.

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