411 Mayflower Avenue, Brentwood, NY 11717
$669,500 · 5 bed · 3 bath · 1,724 sq ft · built 1962 · MLS# 1028270 · Active
Welcome to this spacious and versatile hi-ranch nestled on a desirable corner lot in Brentwood. Offering 5 bedrooms and 3 full bathrooms, this home provides an abundance of space and flexibility for a variety of buyers. The main level features a bright and inviting living area, a well-appointed kitchen, formal dining room, three generously sized bedrooms, and a full bathroom. The lower level offers two additional bedrooms, two full bathrooms, a spacious living area, laundry room, and a bonus room that can be customized to suit your needs, including potential…
Single-family homes in the Brentwood Union Free School District sold for a median of $636,000 (typically $575,000–$680,000) across 285 recorded sales between Oct 6, 2025 and Oct 1, 2026, up 5.1% on the 12 months before. This home's $669,500 list price sits in the upper single-family tier for the Brentwood Union Free School District.
ZIP 11717 has about 3.4 months of single family inventory — seller's market. Demand is outpacing supply, so homes sell quickly with firm pricing and limited room to negotiate.
At about $10,000 a year, this home's property tax runs roughly 11% above the $9,000 typical for Brentwood Union Free School District. Suffolk bills combine town, school and special-district levies, so two homes at the same price in neighboring districts can carry materially different taxes. Exemptions such as STAR, Senior or Veteran move the number as well — a new owner's bill is often not the same as the seller's.
OneKey MLS (recorded LI sales, trailing 12mo) + actual tax

Listings courtesy of OneKey® MLS as distributed by MLS GRID.
Based on information submitted to the MLS GRID as of October 11, 2026 2:30 am. 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.
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Brentwood Market Trend
Brentwood's market has firmed over the past 2 years: the median sale price is up roughly 6% year over year to about $648K, with homes generally moving more quickly. Sellers currently hold the stronger hand, and if the pattern persists, prices could continue to firm.
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Looking for off-market opportunities or a property attorney's read on this listing? Contact Joseph DeVito — Lic. R.E. Associate Broker + NY-licensed real estate attorney.
