Construction
- Property Attached: Yes
- Year Built: 1921
- Architectural Style: A-Frame
- Construction Materials: Stucco
Measurements
- Building Area Units: Square Feet
- Lot Size Acres: 0.12
- Lot Size Square Feet: 5,227
421 Union AvenueMount Vernon, NY 10550
For Sale
$575,000
Smart Buyer Rebate $1,875
Listed by Dominique Freeman
·Everest Realty Group LLC
·718-969-2607
Last updated June 15, 2026
·Source: OneKey #998865
Listing Facts
- TypeSingle-family
- NeighborhoodSouth Side
- Bedrooms3
- Bathrooms1
- Days on Prevu32
- Taxes$10,103.36/year
Location
Mortgage Calculator
Listing History
06/16/2026
Status changed to Active
$575,000
06/16/2026
Price Decreased
$575,000
06/15/2026
Status changed to Temporarily Off Market
$645,000
05/15/2026
Status changed to Active
$645,000
05/15/2026
Listed by Everest Realty Group LLC
$645,000
Property Details for 421 Union Avenue
Exterior
Financial
Taxes
- Parcel Number: 0800-169-031-03144-000-0025
- Tax Annual Amount: $10,103.36
- Tax Assessed Value: $6,000.00
- Tax Year: 2025
Interior
Features
- Appliances: Oven, Range, Refrigerator
- Flooring: Hardwood
- Interior Features: First Floor Bedroom, First Floor Full Bath
Measurements
- Living Area Source: Other
Rooms
- Basement: See Remarks, Storage Space, Unfinished
- Has Basement: Yes
- Bathrooms Full: 1
- Bathrooms Total Integer: 1
- Bedrooms Total: 3
- Rooms Total: 7
Other
Location
- Tax Block: 3144
- Tax Lot: 25.000
Parking
Parking
- Parking Features: On Street
Schools
Elementary School
- Elementary School: Edward Williams
- Elementary School District: Mount Vernon
High School
- High School: Mt Vernon High School
- High School District: Mount Vernon
Middle or Junior School
- Middle Or Junior School: Benjamin Turner Middle School
- Middle Or Junior School District: Mount Vernon
Utilities
Equipment
- Cooling: Ductless
- Heating: Other
- Sewer: Public Sewer
- Utilities: See Remarks
- Water Source: Public
Frequently Asked Questions
How many bedrooms and bathrooms does this single-family home have?
There are 3 bedrooms and 1 bathroom in this single-family home at 421 Union Avenue.
What schools are nearby to 421 Union Avenue?
Nearby schools include the Edward Williams Elementary School, Benjamin Turner Middle School, and Mt Vernon High School.
What are the annual taxes for 421 Union Avenue?
Annual taxes for this single-family home are estimated at $10,103.
How does 421 Union Avenue compare to other single-family homes in South Side?
This single-family home is listed 12% below the average price for single-family homes in South Side and has been on the market for 44 less days than the typical home in this area.
421 Union Avenue is a 3-bedroom, 1-bath single-family home for sale in Mount Vernon NY 10550. Listed on Prevu for 32 days at $575,000. This includes a recent price decrease of $70,000. This residence is located in South Side. The median listing price for single-family homes in this area is $749,900. Nearby schools include Edward Williams Elementary School, Benjamin Turner Middle School, and Mt Vernon High School. Browse more single-family home listings in Mount Vernon.
The data relating to real estate for sale on this website comes in part from the IDX Program of OneKey™ MLS. The source of the displayed data is either the property owner or public record provided by non-governmental third parties. It is believed to be reliable but not guaranteed. This information is provided exclusively for consumers’ personal, non-commercial use. Information Copyright 2026, OneKey™ MLS. All Rights Reserved.
Full MLS DisclaimersRebate estimate is indicative only and based on listing price and estimated buyer's agent commission paid by owner, if applicable. Final rebates are subject to Terms of Use and may vary due to final negotiated transaction terms.
