21 N Sea Road, Southampton, NY 11968

21 N Sea Road, Southampton, NY 11968

$1,325,000 · 2 bed · 2 bath · 880 sq ft · built 2005 · MLS# 944598 · Active

Elegantly finished and impeccably maintained, this refined carriage house delivers both premier location and exceptional quality, with effortless access to all the coveted amenities of Southampton Village - boutique shopping, acclaimed restaurants, verdant parks, and, of course, some of the world's most celebrated ocean beaches. A charming covered front porch sets a gracious tone upon arrival, leading into a sun-filled open-concept living room anchored by a wood-burning fireplace. The beautifully appointed eat-in kitchen features premium appliances, generous storage, and seamless flow to a dining area bathed in natural light. An…

Single-family homes in the Southampton Union Free School District sold for a median of $3,150,000 (typically $1,695,000–$5,140,000) across 95 recorded sales between Oct 9, 2025 and Sep 29, 2026, up 27.4% on the 12 months before. This home's $1,325,000 list price sits in the entry single-family tier for the Southampton Union Free School District.

At about $1,683 a year, this home's property tax runs roughly 72% below the $6,000 typical for Southampton 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 4:30 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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Southampton Market Trend

Momentum in Southampton has been building over the past 2 years — the median sale price has climbed roughly 51% year over year to about $3.9M while time on market has generally shortened. That combination points to conditions favoring sellers — and if it continues, further firming is possible.