
640 Poponessett Rd Barnstable — Photo 1 of 42
Recent Drop: $100,000
$3,495,000
640 Poponessett Rd, Barnstable, MA 02635
Barnstable, MA 02635
Beds
3
Baths
4.5
SqFt
3,447
Style
Single Family
Built
2025
Rare offering of WATERFRONT NEW CONSTRUCTION WITH TOWN APPROVED DOCK in the quaint village of Cotuit. This exceptional 3 bedroom, 5 bath custom gambrel style home overlooking Shoestring Bay is the epitome of coastal elegance. Construction is now complete and no detail was spared including custom cabinetry, walnut floors, Sub Zero and Wolf appliances. The floor plan has been thoughtfully designed to take maximum advantage of the captivating water views. The first floor offers the perfect flow for entertaining with an open kitchen, family and dining area with the added bonus of a large, private first floor primary en-suite and an additional powder room for guests .Leading up to the second floor, a very large windows floods the home with natural light offering another opportunity to admire the water from your home. There are two additional very generously sized en-suite bedrooms, a laundry room, a full bath and a bonus loft area perfect for a game room, home theater or home gym
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Market Value Analysis
* Analysis is based on 24 actively listed and recently sold comparable properties strictly within Barnstable, MA.
Property Details
Financials
Parking
Interior Specifications
Climate & Utilities
Building & Exterior
Property & Lot
Amenities & Appliances
Gas Water Heater
Neighborhood
Shopping • Golf • Medical Facility • House of Worship • Marina
Geography
Property History
$3,495,000
Was $3,595,000
Sep 9, 2026
MLS® 73418094
$3,595,000
Aug 14, 2025
MLS® 73418094
Population
3,577
U.S. Census Bureau, ACS 2024 5-Year Estimates (B01003)
Median Household Income
$110K
U.S. Census Bureau, ACS 2024 5-Year Estimates (B19013)
Renter-Occupied Homes
11.7%
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 3,447 sq ft principal dwelling). Lot size: 20,473 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: Elisabeth Ploszay
Listing Office: Kinlin Grover Compass
MLS® Number: 73418094
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