Refined & beautifully maintained, this home affords privacy within the sought-after Antassawamock Beach Club community. With 4 BR / 2.5 BA, the inviting property includes garage parking for two vehicles (1 under & 1 detached). The open-concept kitchen, dining & living areas are filled with natural light from oversized windows & open to a sundeck with glimpses of water views through the trees & neighboring properties. The 1st floor features a primary BR suite, along with laundry, a home office, and a half bath. Upstairs, you’ll find an expansive family room with balcony access, 2 more BR & a full BA. Set on a nicely landscaped 0.32-acre lot, the exterior is well cared for and just a short stroll to the “main beach,” one of two sandy association beaches. Antassawamock is a vibrant association offering beautiful beaches, swim raft, boat pier & a clubhouse with seasonal activities for members & guests. The adjacent 0.32-acre lot is also available for sale separately. See MLS # 73504173
For sale
$1,350,000
20 Shawmut Rd, Mattapoisett, MA 02739
4beds
2,924sqft
Est.:
Single Family Residence
Built in 1984
0.32 Acres Lot
$1,304,600 Zestimate®
$462/sqft
$42/mo HOA
What's special
- 23 hours |
- 350 |
- 10 |
Zillow last checked:
Listing updated:
Listed by:
Sandy Dawson Galavotti 508-789-0743,
Dawson Real Estate 508-758-3838,
Patrick Dawson 508-717-4914
Source: MLS PIN,MLS#: 73504172
Tour with a local agent
Facts & features
Interior
Bedrooms & bathrooms
- Bedrooms: 4
- Bathrooms: 3
- Full bathrooms: 2
- 1/2 bathrooms: 1
Primary bathroom
- Features: Yes
Heating
- Baseboard, Oil
Cooling
- Window Unit(s)
Appliances
- Included: Water Heater, Range, Dishwasher, Microwave, Refrigerator, Washer, Dryer
Features
- Flooring: Tile, Carpet, Hardwood
- Windows: Screens
- Basement: Full,Interior Entry,Garage Access,Unfinished
- Number of fireplaces: 1
Interior area
- Total structure area: 2,924
- Total interior livable area: 2,924 sqft
- Finished area above ground: 2,924
Property
Parking
- Total spaces: 8
- Parking features: Detached, Under, Garage Door Opener, Storage, Garage Faces Side, Off Street, Stone/Gravel
- Attached garage spaces: 2
- Uncovered spaces: 6
Features
- Patio & porch: Deck - Composite
- Exterior features: Deck - Composite, Balcony, Rain Gutters, Screens, Outdoor Shower
- Has view: Yes
- View description: Water, Bay, Ocean
- Has water view: Yes
- Water view: Bay,Ocean,Water
- Waterfront features: Bay, Ocean, 3/10 to 1/2 Mile To Beach, Beach Ownership(Association)
Lot
- Size: 0.32 Acres
- Features: Cleared, Level
Details
- Parcel number: M:15.A L:164.0,1087265
- Zoning: W30
Construction
Type & style
- Home type: SingleFamily
- Architectural style: Colonial
- Property subtype: Single Family Residence
Materials
- Foundation: Concrete Perimeter
- Roof: Shingle
Condition
- Year built: 1984
Utilities & green energy
- Electric: Generator, Circuit Breakers
- Sewer: Public Sewer
- Water: Private
Green energy
- Energy efficient items: Thermostat
Community & HOA
HOA
- Has HOA: Yes
- HOA fee: $500 annually
Location
- Region: Mattapoisett
Financial & listing details
- Price per square foot: $462/sqft
- Tax assessed value: $822,700
- Annual tax amount: $8,425
- Date on market: 4/20/2026
Estimated market value
$1,304,600
$1.24M - $1.37M
$4,183/mo
Price history
| Date | Event | Price |
|---|---|---|
| 4/20/2026 | Listed for sale | $1,350,000+394.3%$462/sqft |
Source: MLS PIN #73504172 Report a problem | ||
| 8/17/1998 | Sold | $273,100$93/sqft |
Source: Public Record Report a problem | ||
Public tax history
| Year | Property taxes | Tax assessment |
|---|---|---|
| 2025 | $8,362 +2.4% | $777,100 |
| 2024 | $8,167 +0.4% | $777,100 +7.5% |
| 2023 | $8,132 -4.5% | $722,873 +5.2% |
| 2022 | $8,518 +6.5% | $686,929 +11.4% |
| 2021 | $7,995 +7.9% | $616,900 +12.3% |
| 2020 | $7,409 +2.9% | $549,256 +0.8% |
| 2019 | $7,199 -4.1% | $545,000 -5.5% |
| 2018 | $7,507 +8% | $576,600 +8.4% |
| 2017 | $6,953 +0.4% | $532,000 +1.4% |
| 2016 | $6,927 +1.7% | $524,800 +0.1% |
| 2015 | $6,813 +8% | $524,100 +5.7% |
| 2014 | $6,309 +3.6% | $496,000 |
| 2013 | $6,091 +3.6% | $496,000 |
| 2012 | $5,878 +4.3% | $496,000 -0.9% |
| 2011 | $5,637 +3.5% | $500,600 -4.9% |
| 2010 | $5,445 +1.2% | $526,600 -7.2% |
| 2009 | $5,381 -11.3% | $567,600 -8.3% |
| 2008 | $6,064 +3.8% | $618,800 -0.7% |
| 2007 | $5,844 +5% | $623,000 +3.3% |
| 2006 | $5,567 +31.5% | $603,100 +34.2% |
| 2005 | $4,233 -6.4% | $449,400 +22.7% |
| 2004 | $4,523 +2.1% | $366,200 0% |
| 2003 | $4,432 +17% | $366,300 +44.7% |
| 2001 | $3,788 +4.9% | $253,200 |
| 2000 | $3,611 | $253,200 |
Find assessor info on the county website
Monthly payment
Est. payment
$8,183/mo
Principal & interest
$6915
Property taxes
$1226
HOA Fees
$42
More affordability tools
Climate risks
Neighborhood: 02739
Nearby schools
GreatSchools rating
- 8/10Center SchoolGrades: PK-3Distance: 2.3 mi
- 5/10Old Rochester Regional Jr High SchoolGrades: 7-8Distance: 3.5 mi
- 8/10Old Rochester Regional High SchoolGrades: 9-12Distance: 3.5 mi
A local agent can set up tours, give advice and negotiate with sellers.
A local lender can help you make sure your offer is ready when you are.
- Massachusetts
- Plymouth County
- Mattapoisett
- 02739
- 20 Shawmut Rd




