4 Onset Avenue Wareham — Photo 1 of 2
Beds
3
Baths
2
SqFt
1,590
Style
Single Family
Built
1938
Waterfront Living Before the Bridge! This beautifully maintained home offers a rare opportunity to enjoy deep-water access with a private dock and two moorings in one of the area’s most desirable locations.
Key facts
It was listed on July 21, 2026. The price has gone up from an original $2,250,000 to $2,295,000 across 4 changes, most recently on October 3, 2026. The annual property taxes are $10,026 (2027 tax year). It sits on a 0.28-acre (12,218 sq ft) lot.
Market Value Analysis
* Analysis is based on 24 actively listed and recently sold comparable properties strictly within Wareham, MA.
Property Details
Financials
Parking
Interior Specifications
Climate & Utilities
Building & Exterior
Property & Lot
Amenities & Appliances
Gas Water Heater • Range • Dishwasher • Microwave • Refrigerator • Washer • Water Treatment • ENERGY STAR Qualified Refrigerator
Neighborhood
Public Transportation • Shopping • Tennis Court(s) • Park • Walk/Jog Trails • Golf
Geography
Floorplan Breakdown
Structural Layout
Living Room
Lvl Main,FirstWindow(s) - Picture
Dining Room
Lvl FirstFlooring - Hardwood
Kitchen
Lvl FirstGas Stove
Primary Bedroom
Lvl FirstBathroom - Full, Closet, Flooring - Hardwood
Property History
$2,295,000
Was $1,650,000
Oct 3, 2026
MLS® 73552648
$1,650,000
Was $1,699,999
Aug 3, 2026
MLS® 73552648
$1,699,999
Was $1,950,000
Jul 30, 2026
MLS® 73552648
$1,950,000
Was $2,250,000
Jul 27, 2026
MLS® 73552648
$2,250,000
Jul 21, 2026
MLS® 73552648
$850,000
Jan 31, 2011
MLS® 71131491
$850,000
Sep 2, 2010
MLS® 71131491
Questions about this home
When was 4 Onset Avenue, Wareham listed?
4 Onset Avenue, Wareham was listed on July 21, 2026.
Has the price of 4 Onset Avenue, Wareham changed?
The price has gone up from an original $2,250,000 to $2,295,000 across 4 changes, most recently on October 3, 2026.
What are the property taxes for 4 Onset Avenue, Wareham?
The annual property taxes for 4 Onset Avenue, Wareham are $10,026 (2027 tax year).
How big is the lot at 4 Onset Avenue, Wareham?
4 Onset Avenue, Wareham sits on a 0.28-acre (12,218 sq ft) lot.
What is the status of 4 Onset Avenue, Wareham?
4 Onset Avenue, Wareham is actively listed for sale.
Population
13,267
U.S. Census Bureau, ACS 2024 5-Year Estimates (B01003)
Median Household Income
$88K
U.S. Census Bureau, ACS 2024 5-Year Estimates (B19013)
Renter-Occupied Homes
21.7%
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: 795 sq ft (the lesser of 900 sq ft or half the 1,590 sq ft principal dwelling). Lot size: 12,218 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: Jonathan Minerick
Listing Office: homecoin.com
MLS® Number: 73552648
