
50 Coastline Drive Mashpee — Photo 1 of 40
Recent Drop: $250,000
$7,250,000
50 Coastline Drive, Mashpee, MA 02649
Mashpee, MA 02649 — New Seabury
Beds
6
Baths
5.5
SqFt
6,622
Style
Single Family
Built
2022
This exquisite New Seabury home blends natural beauty with modern luxury. Perched to capture stunning Nantucket Sound views with a pristine sandy beach right outside, the property offers Cape Cod living at its finest. The open layout includes a gourmet kitchen with premium appliances, a quartz island, and custom cabinetry. A sunlit living room boasts soaring ceilings, a stone fireplace, and glass doors leading to an outdoor oasis. The serene primary suite features a spa-like marble bath, walk-in closet, and private deck with ocean views. The finished lower level provides flexible space for a media room, gym, or guests. Outdoors, enjoy a heated pool, bluestone patio, and lush landscaping—perfect for entertaining or unwinding. Approved permits are in place for an 1,800 sq. ft. guest house. With breathtaking views and direct beach access, this property epitomizes Cape Cod luxury.
Market Value Analysis
* Analysis is based on 23 actively listed and recently sold comparable properties strictly within Mashpee, MA.
Property Details
Financials
Parking
Interior Specifications
Climate & Utilities
Building & Exterior
Property & Lot
Amenities & Appliances
Gas Water Heater • Water Heater
Neighborhood
Shopping • Golf • Marina
Geography
Property History
$7,250,000
Was $7,500,000
Sep 4, 2026
MLS® 73520863
$7,500,000
May 18, 2026
MLS® 73520863
$7,500,000
Jan 9, 2026
MLS® 73456830
$7,500,000
Nov 20, 2025
MLS® 73456830
$6,950,000
Sep 1, 2025
MLS® 73327581
$6,950,000
Jan 20, 2025
MLS® 73327581
Population
15,384
U.S. Census Bureau, ACS 2024 5-Year Estimates (B01003)
Median Household Income
$95K
U.S. Census Bureau, ACS 2024 5-Year Estimates (B19013)
Renter-Occupied Homes
18.1%
U.S. Census Bureau, ACS 2024 5-Year Estimates (B25003)
New Construction Permits — Barnstable County
513 housing units permitted in the last 12 months (-50% vs the prior 12 months) — 128 in 5+ unit buildings
U.S. Census Bureau, Building Permits Survey (through Jun '26)
ADU Potential
Massachusetts allows one accessory dwelling unit by right in single-family zoning districts statewide (M.G.L. c. 40A §3; 760 CMR 71.00, effective Feb 2025). Estimated maximum ADU size for this property: 900 sq ft (the lesser of 900 sq ft or half the 6,622 sq ft principal dwelling). Lot size: 24,190 sq ft.
Based on listing data, which indicates the property type — not the zoning district. Local dimensional, septic (Title 5), and historic-district requirements still apply. Not legal advice — verify with the municipality.
Listing Agent: Paul E. Grover
Listing Office: Berkshire Hathaway HomeServices Robert Paul Properties
MLS® Number: 73520863
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