Prevu by reAlpha
BuySellBlogBrowse Listings

300 Mamaroneck Avenue 421White Plains, NY 10605

For Sale

$450,000

Smart Buyer Rebate - Ask

Welcome to Jefferson Place, one of downtown White Plains' most sought-after condominium buildings. This fourth-floor one-bedroom has about 778 sq ft of well-planned living space. The living and dining room is anchored by a bay window that brings in great natural light, and it opens to a kitchen with granite countertops, a dishwasher and a microwave. Hardwood floors run throughout. The bedroom has a generous walk-in closet, and the unit also has its own washer/dryer, central air and a tankless water heater. One assigned space in the building's indoor garage is included.

The building gives you full-service living with a 24-hour concierge, fitness center, club room, media room, library, business center and children's playroom. It is pet-friendly, subject to building rules.

You're steps from Mamaroneck Avenue's restaurants, cafés and nightlife, and close to The Westchester, City Center and the White Plains Performing Arts Center. The Metro-North station is nearby, with express trains to Grand Central in about 35 minutes, and I-287, the Bronx River Parkway and the Hutch are all minutes away. Downtown White Plains is in the middle of a major revival, with new residences, retail and dining reshaping the city center. It's a great fit for a first-time buyer, a commuter, someone downsizing or an investor.

Listed by Daniel E. Aller

·

One Rock Real Estate, LLC

·

914-266-9200

Last updated October 29, 2026

·

Source: OneKey #1056406

Listing Facts

  • TypeCondo
  • NeighborhoodDowntown White Plains
  • Bedrooms1
  • Bathrooms1
  • Days on Prevu32
  • HOA/Maint. Fees$725/month
  • Taxes$5,602/year
  • Size778 sqft
  • Price per sqft$578

Amenities

  • Dishwasher
  • Washer/Dryer
  • Pets Allowed
  • Air Conditioning
  • Elevator
  • Parking

Location

Mortgage Calculator

Listing History

10/29/2026
Price Decreased
$450,000
09/29/2026
Listed by One Rock Real Estate, LLC
$459,999
  1. 10/29/2026$450,000
    Price Decreased
  2. 09/29/2026$459,999
    Listed by One Rock Real Estate, LLC

Property Details for 300 Mamaroneck Avenue 421

Association

Amenities

  • Pets Allowed: No Restrictions

Fees

  • Association Fee: $725.00 Monthly
  • Association Fee Includes: Common Area Maintenance, Exterior Maintenance, Grounds Care, Snow Removal

Exterior

Construction

  • Property Attached: Yes
  • Structure Type: Mid Rise
  • Year Built: 2006
  • Architectural Style: Mid Rise
  • Common Walls: 2+ Common Walls
  • Construction Materials: Brick, Stone, Stucco
  • Entry Level: 3

Measurements

  • Building Area Units: Square Feet
  • Lot Size Acres: 3.78
  • Lot Size Square Feet: 165,037

Financial

Taxes

  • Parcel Number: 1700-130-028-00012-000-0002-0-78
  • Tax Annual Amount: $5,602.00
  • Tax Assessed Value: $4,912.00
  • Tax Year: 2026

Interior

Features

  • Appliances: Cooktop, Dishwasher, Disposal, Dryer, Microwave, Washer
  • Interior Features: Built-in Features, Chefs Kitchen, Crown Molding, Eat-in Kitchen, Elevator, ENERGY STAR Qualified Door(s)

Measurements

  • Living Area: 778
  • Living Area Source: Appraiser

Rooms

  • Bathrooms Full: 1
  • Bathrooms Total Integer: 1
  • Bedrooms Total: 1
  • Rooms Total: 3

Parking

Parking

  • Garage Spaces: 1
  • Garage: Yes
  • Parking Features: Assigned

Schools

Elementary School

  • Elementary School: White Plains (Controlled Parents’ Choice)
  • Elementary School District: White Plains

High School

  • High School: White Plains Senior High School
  • High School District: White Plains

Middle or Junior School

  • Middle Or Junior School: White Plains Middle School
  • Middle Or Junior School District: White Plains

Utilities

Equipment

  • Cooling: Central Air
  • Heating: Electric
  • Sewer: Public Sewer
  • Utilities: Electricity Available
  • Water Source: Public

Frequently Asked Questions

How many bedrooms and bathrooms does this condo have?

There is 1 bedroom and 1 bathroom in this condo at 300 Mamaroneck Avenue 421.

What schools are nearby to 300 Mamaroneck Avenue 421?

Nearby schools include the White Plains (Controlled Parents’ Choice) Elementary School, White Plains Middle School, and White Plains Senior High School.

Does this condo have parking?

Yes, there is 1 parking space available for 300 Mamaroneck Avenue 421.

Are pets allowed at 300 Mamaroneck Avenue?

Yes, 300 Mamaroneck Avenue allows pets. Check the Property Details for any relevant restrictions.

What are the annual taxes for 300 Mamaroneck Avenue 421?

Annual taxes for this condo are estimated at $5,602.

How does 300 Mamaroneck Avenue 421 compare to other condos in Downtown White Plains?

This condo is listed 59% below the average price for condos in Downtown White Plains and has been on the market for 65 less days than the typical home in this area.

What is the square footage on this condo?

According to the MLS, this listing is 778 sqft.

300 Mamaroneck Avenue 421 is a 1-bedroom, 1-bath condo for sale in White Plains NY 10605. On Prevu for 32 days at $450,000. This includes a recent price decrease of $9,999. This residence features 778 square feet of living space, located in Downtown White Plains. The median listing price for condos in this area is $685,000. Nearby schools include White Plains (Controlled Parents’ Choice) Elementary School, White Plains Middle School, and White Plains Senior High School. The home offers dishwasher, pets allowed, elevator, air conditioning, parking, and washer/dryer. View other condo listings in White Plains.

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 Disclaimers

Rebate 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.