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
Key facts
It was listed on August 14, 2025. The price has come down from an original $3,595,000 to $3,495,000, most recently on September 9, 2026. The annual property taxes are $10,563 (2025 tax year). It sits on a 0.47-acre (20,473 sq ft) lot.
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
Questions about this home
When was 640 Poponessett Rd, Barnstable listed?
640 Poponessett Rd, Barnstable was listed on August 14, 2025.
Has the price of 640 Poponessett Rd, Barnstable changed?
The price has come down from an original $3,595,000 to $3,495,000, most recently on September 9, 2026.
What are the property taxes for 640 Poponessett Rd, Barnstable?
The annual property taxes for 640 Poponessett Rd, Barnstable are $10,563 (2025 tax year).
How big is the lot at 640 Poponessett Rd, Barnstable?
640 Poponessett Rd, Barnstable sits on a 0.47-acre (20,473 sq ft) lot.
What is the status of 640 Poponessett Rd, Barnstable?
640 Poponessett Rd, Barnstable is actively listed for sale.
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
505 housing units permitted in the last 12 months (-51% vs the prior 12 months) — 123 in 5+ unit buildings
U.S. Census Bureau, Building Permits Survey (through Jul '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: SALT Realty Group
MLS® Number: 73418094
