42 Birch Street, Wyandanch, NY 11798

42 Birch Street, Wyandanch, NY 11798

$499,000 · 4 bed · 2 bath · 1,370 sq ft · built 1947 · MLS# 1061794 · Active

Peace of mind and Affordability is hard to find on Long Island but this house offers both. Enjoy a clean, modern interior featuring a renovated kitchen, two renovated bathrooms, and recessed lighting throughout. The major updates have already been taken care of, including a brand new roof, new boiler, new oil tank, all new plumbing from the basement to the second floor, and upgraded electric service. With updated finishes and many of the big-ticket item improvements already completed, this home offers an opportunity to enjoy a refreshed living space without…

Single-family homes in the Wyandanch Union Free School District sold for a median of $585,000 (typically $510,000–$670,000) across 75 recorded sales between Oct 9, 2025 and Sep 25, 2026, up 10.4% on the 12 months before. This home's $499,000 list price sits in the entry single-family tier for the Wyandanch Union Free School District.

ZIP 11798 has about 4.4 months of single family inventory — balanced market. Supply and demand are roughly even, so buyers and sellers share leverage with fair, predictable pricing.

At about $7,642 a year, this home's property tax runs roughly 31% below the $11,000 typical for Wyandanch 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 13, 2026 8:15 pm. 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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Wyandanch Market Trend

In Wyandanch, the median sale price has risen about 19%: $655K for July through September 2026, against $550K for July through September 2025. Across the past 2 years, the monthly median has ranged between $462K and $685K. Time on market was about the same, around 62 days.