NoreenKelly
  • 421 Union Avenue , Mount Vernon, NY 10550 Main Photo
Agent photo

Noreen Kelly
Call: (516) 658-4273
Text: (516) 658-4273

New to the Market
BEDS3 BATHS1 full 1 partial SQUARE FEET5,227 MLS#1054921
STATUSActive PROPERTY TYPEResidential - Single Family SCHOOLMount Vernon

Property Description

Charming and full of character, this inviting home offers a wonderful blend of classic details, comfortable living spaces, and a beautifully open outdoor setting. The front exterior creates an appealing first impression with its gabled roofline, welcoming entry, mature landscaping, and a broad front window that brings natural light into the home. A large tree and neatly maintained lawn add to the established feel, while the front walkway leads to a covered entry that feels warm and approachable.One of the standout features is the enclosed front porch or sunroom, a bright transitional space with abundant windows, rich wood flooring, a wood ceiling, and a hanging light fixture that enhances the home's timeless personality. This area provides a pleasant spot to enjoy morning light, set up a reading nook, or create an additional sitting space. From there, French doors open into the main living area, where natural light, tall ceilings, and dark wood floors create a comfortable atmosphere with a classic look.The living room offers a spacious central gathering area with multiple windows, ceiling fan lighting, and an easy flow into adjacent rooms. French doors add visual interest and separation while still keeping the layout open and connected. Just beyond, the dining room is generous in length and well suited for everyday meals, larger gatherings, or a flexible combination of dining and workspace needs. Large windows brighten the room, and the continued wood flooring helps tie the main level together.The kitchen presents a stylish contrast of dark cabinetry, light countertops, and a mosaic tile backsplash. Recessed lighting and a window above the sink add brightness, while the layout provides good cabinet storage and practical work areas. An adjoining breakfast nook or casual dining corner is surrounded by windows, creating a cheerful place for coffee, meals, or extra prep space.The bedroom shown is filled with natural light and features wood flooring, multiple windows, and a simple, comfortable layout that feels airy and efficient. The bathroom has been updated with clean finishes, including a modern vanity, bright wall tile detail, and a window that adds natural light and ventilation.Outside, the backyard is a major highlight. The lot opens to a large lawn framed by mature trees and established hedges, offering a peaceful backdrop and a sense of openness. A substantial paved area provides room for outdoor seating, entertaining, or other uses, while the expansive green space offers flexibility for recreation, g

421 Union Avenue | MLS# 1054921

This single family home located at 421 Union Avenue , Mount Vernon, NY 10550 is currently listed for sale with an asking price of $570,000. This property was built in 1921 and has 3 bedrooms and 1 full and 1 partial baths with 5227 sq. ft. Union Avenue is located within the Mount Vernon school district. Search Mount Vernon real estate on noreenkelly.laffey.com today.

Upcoming Open Houses

Open House Saturday September 26th, 12:00pm - 2:00pm

Property Features

Property Type: Residential - Single Family
Basement: Yes
Basement: Full
Cooling: Ductless
Heating: Other
Home Style: A-Frame
Lot Size: 0.12 Acres
Taxes: $10,312
Year Built: 1921

Amenities

First Floor Bedroom

Feature Descriptions

Appliances: Refrigerator, Oven, Range
Exterior: Stucco
On Market Date: 2026-09-24
Parcel Number: 550800 169.31-3144-25
Parking Features: On Street
Rental Term: Monthly
Rooms Total: 7
Sewer: Public Sewer
Utilities: Electricity Available
Water: Public

Local Schools

High School: Mt Vernon High School
Middle School: Benjamin Turner Middle School
Elementary School: Edward Williams
School District: Mount Vernon

TOUR THIS HOME

Choose a date and time to see 421 Union Avenue , Mount Vernon, NY 10550.
An agent will get in touch to confirm your request shortly.

Choose your video chat app
Request a Showing
  • Friday September 25
  • Saturday September 26
  • Sunday September 27
  • Monday September 28
  • Tuesday September 29
  • Wednesday September 30
  • Thursday October 1
  • Friday October 2
  • Saturday October 3
  • Sunday October 4
  • Monday October 5
  • Tuesday October 6
  • Wednesday October 7
  • Thursday October 8
  • Friday October 9
  • 7:00 AM
  • 7:30 AM
  • 8:00 AM
  • 8:30 AM
  • 9:00 AM
  • 9:30 AM
  • 10:00 AM
  • 10:30 AM
  • 11:00 AM
  • 11:30 AM
  • 12:00 PM
  • 12:30 PM
  • 1:00 PM
  • 1:30 PM
  • 2:00 PM
  • 2:30 PM
  • 3:00 PM
  • 3:30 PM
  • 4:00 PM
  • 4:30 PM
  • 5:00 PM
  • 5:30 PM
  • 6:00 PM
  • 6:30 PM
  • 7:00 PM
  • 7:30 PM
  • 8:00 PM
  • 8:30 PM
  • 9:00 PM
Preferred Communication Method

Estimate Your Payment

Estimated Payment

$ 2,294.16 per month $1,268.57 Principal & Interest $859.33 Property Tax $166.25 Homeowner's Insurance

Change Payment Information

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

Listed By / Shown By

Listing By

Agency Name: Prominent Properties Sotheby's
Agency Contact: 201-768-9300

Shown By

Agent Name: Noreen Kelly
Agent Phone: (516) 658-4273
Agency Title: Laffey Real Estate

IDX logo

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 09/24/2026. The listing information on this page last changed on 09/24/2026. 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 Thu 09/24/2026 2:03:16 AM EST) or OneKey MLS (last updated Thu 09/24/2026 1:45:27 AM EST). Real estate listings held by brokerage firms other than Laffey Real Estate 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.

Listing data and photos distributed by MLSGRID
Member Participants (and their affiliated licensees, if applicable) shall indicate on their websites that IDX information is provided exclusively for consumers’ personal non-commercial use, that it may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing, that the data is deemed reliable but is not guaranteed by MLS GRID, and that the use of the MLS GRID Data may be subject to an end user license agreement prescribed by the Member Participant’s applicable MLS if any and as amended from time to time. MLS GRID may, at its discretion, require use of other disclaimers as necessary to protect Member Participant, and/or their MLS from liability.
Based on information submitted to the MLS GRID. All data is obtained from various sources and may not have been verified by broker or MLS GRID. Supplied Open House Information is subject to change without notice. All information should be independently reviewed and verified for accuracy. Properties may or may not be listed by the office/agent presenting the information.



Privacy Policy / DMCA Notice / ADA Accessibility

Login to My Homefinder

THANK YOU FOR
YOUR INTEREST!

Complete the fields below to receive additional details.

Add to Calendar

Reserve A Time

Cancel Your Appointment?

Registration Successful

You are now registered to view virtual open houses for the listings.