First-time buyer programs
MassHousing sets its own income and price limits for Norfolk County. We check them with you before you shop.
MassHousing home loans
Living in Cohasset, Massachusetts
Cohasset is a coastal town on the South Shore, an exclave of Norfolk County separated from the rest of the county by other municipalities, where Boston Harbor meets Massachusetts Bay. Incorporated in 1770, the town has a rocky shoreline with numerous offshore ledges and water features including Cohasset Cove, Little Harbor, and Straits Pond, which divides Cohasset from Hull.
Cohasset at a glance
- $11.35Residential tax rate per $1,000, FY2026
- $16,814Average single-family tax bill, FY2026
- NorfolkCounty
- 1770Year incorporated
Cohasset's zip code
Cohasset uses the 02025 zip code.
| Area | Zip code | Where it is |
|---|---|---|
| Cohasset village | 02025 | The town center around Town Common and Town Hall on Highland Avenue. |
Things to do in Cohasset, MA
Start with Cohasset Harbor and Wompatuck State Park, then 3 more below.
Cohasset Harbor
A working harbor with yacht clubs and a public boat launch, at the center of the town's coastal life.
Cohasset, MA
Wompatuck State Park
A large state park on the former Hingham Naval Ammunition Depot Annex, shared with neighboring towns, with trails for hiking and biking.
Cohasset/Hingham/Scituate, MA
Whitney and Thayer Woods
A Trustees of Reservations property with wooded walking trails.
Cohasset, MA
Wheelwright Park
A park near Little Harbor with trails and access to the inlet, which is protected by Beach Island.
Cohasset, MA
First Parish Meeting House
A Unitarian Universalist meeting house originally built around 1750, on the town common.
Cohasset, MA
More worth a visit
- Cushing-Nichols HouseA historic house associated with the town's early history.
A little history
The area entered the written record in 1614, when Captain John Smith documented contact with Native Americans along the coast.
Cohasset was settled by English colonists in 1670 and incorporated as its own town in 1770.
The town's name comes from the Massachusett word 'Conahasset,' thought to mean 'long rocky place' or 'fishing promontory.'
Parks, trails and outdoors in Cohasset
Cohasset's coastline, harbor, and inland woods give it a mix of shoreline and forest recreation, including three bay beaches and land shared with Wompatuck State Park.
- Wompatuck State ParkTrails for hiking and biking on the former Hingham Naval Ammunition Depot Annex, shared with Hingham and Scituate.
- Whitney and Thayer WoodsA Trustees of Reservations woodland with walking trails.
- Wheelwright ParkTrails near Little Harbor, an inlet protected by Beach Island.
- Cohasset's bay beachesThree beaches along Massachusetts Bay.
Walkability and getting around Cohasset
The area around Cohasset Common and the harbor has a walkable village core, but much of the town, including its shoreline neighborhoods, is spread out and built around driving.
Drive times
- Boston, about 20 miles
- Logan International Airport
Approximate, without traffic.
By bus or train
The MBTA Commuter Rail Greenbush Line has a station in Cohasset off Route 3A, providing direct rail service toward Boston. Route 3A is the town's primary road, and Route 228 crosses into neighboring Hingham.
Cohasset property taxes
Cohasset's FY2026 residential tax rate is $11.35 per $1,000 of assessed value. Massachusetts assesses homes at full value, so each $100,000 of assessed value costs about $1,135 a year. The average single-family tax bill was $16,814, on an average assessed value of $1,481,437.
Cohasset's FY2026 tax rates
$11.35per $1,000, residential
- Residential$11.35 per $1,000
- Average single-family assessed value$1,481,437
- Average single-family tax bill$16,814
- Motor vehicle excise (statewide)$25 per $1,000 of value
Source: Massachusetts Division of Local Services, Tax Rates by Class and Average Single Family Tax Bill.
How the residential rate has changed
| Fiscal year | Residential rate |
|---|---|
| FY2022 | $12.56 |
| FY2023 | $11.80 |
| FY2024 | $12.17 |
| FY2025 | $11.58 |
| FY2026 | $11.35 |
Look up a Cohasset property
- FEMA flood mapWhether a lender will require flood insurance
- Town ClerkVital records and town records
- Assessors' officeQuestions about a value: 781-383-4100 ext. 5123
- Registry of DeedsDeeds and mortgages for the county
Buying a home in Cohasset
What we check on a Cohasset purchase: MassHousing limits, the flood map, the smoke certificate, smoke & co certificate, coastal flood zones.
Check the flood zone first
Cohasset's shoreline along Massachusetts Bay, Cohasset Cove, and Little Harbor puts coastal parcels in FEMA-mapped flood zones, and Straits Pond divides the town from neighboring Hull. We check FEMA's map before you offer.
FEMA's flood map for CohassetSmoke and CO certificate
Massachusetts requires the seller to get a smoke and carbon monoxide certificate from the Cohasset Fire Department before the sale closes. Call 781-383-0616 to schedule.
Cohasset Fire Department pageMassachusetts requires a smoke and CO certificate before closing
Sellers in Massachusetts need a smoke detector and carbon monoxide alarm compliance certificate from the local fire department before a home sale can close. The Cohasset Fire Department, led by Fire Chief John Dockray, handles these inspections.
Cohasset Fire DepartmentCheck FEMA flood maps along Cohasset's shoreline
Cohasset's coastline along Massachusetts Bay, Cohasset Cove, and Little Harbor puts many shorefront and near-shore properties in FEMA-mapped flood zones, which can affect required flood insurance. We check the flood map before you make an offer on a coastal property here.
All loans are subject to credit approval, underwriting, and property and program requirements. MassHousing limits and eligibility are set by MassHousing and change from time to time.
Thinking about buying in Cohasset?
We're licensed in Massachusetts. Send us a Cohasset address and we'll run the numbers, taxes included.
Moving to Cohasset: utilities, trash and town hall
Who to call in Cohasset.
- WaterCohasset Water Department, drawing from the Aaron River Reservoir, Lily Pond, and the Ellms Meadow Wellfields on Cushing Road.
- Registry of Motor VehiclesUpdate your address with the RMV within 30 days. Excise tax goes to the city or town where the car is garaged.Mass. RMV
Town Hall offices and contacts
Cohasset Town Hall is at 41 Highland Avenue, Cohasset, MA 02025. Main line: 781-383-4100.
- Town HallMain line and website781-383-4100
- Town ClerkLand records, vital records, and elections.781-383-4100 ext. 5105
- AssessorProperty values and assessments.781-383-4100 ext. 5123
- Treasurer/CollectorProperty tax billing and payment.781-383-4100 ext. 5110
- Planning, Permits & InspectionsBuilding permits, inspections, planning and zoning.781-383-4100 ext. 5103
- Planning BoardLand use and planning applications.781-733-7045
- Recreation DepartmentTown recreation programs and facilities.781-383-4109
- Department of Public WorksRoads, water, and public infrastructure.781-383-4100 ext. 5120
- Paul Pratt Memorial LibraryThe town's public library.781-383-1348
- Cohasset Public SchoolsThe town's school district, including Osgood Elementary, Deer Hill Elementary, and Cohasset Middle/High School.
- Board of HealthTitle 5 septic, wells and permits781-383-4100 ext. 5130
Cohasset, MA FAQ: taxes and town services
What is the property tax rate in Cohasset, MA?
Cohasset's FY2026 residential tax rate is $11.35 per $1,000 of assessed value. Massachusetts fiscal years run July 1 to June 30.
How much are property taxes on a $400,000 home in Cohasset?
Massachusetts taxes homes on their full assessed value. If a home is assessed at $400,000, that's about $4,540 a year at $11.35 per $1,000. The bill uses the assessor's value, not the sale price.
Does Cohasset have a split tax rate?
No. Cohasset uses a single rate of $11.35 per $1,000 for all property classes.
What is the average single-family tax bill in Cohasset?
The average single-family tax bill in Cohasset was $16,814 for FY2026, on an average assessed value of $1,481,437.
What county is Cohasset in?
Cohasset is in Norfolk County, though it is an exclave separated from the rest of the county by other towns.
What ZIP code does Cohasset use?
Cohasset uses ZIP code 02025.
Is there commuter rail service in Cohasset?
Yes. The MBTA Commuter Rail Greenbush Line has a station in Cohasset off Route 3A.
How far is Cohasset from Boston?
Cohasset is about 20 miles southeast of Boston by road.
Who supplies water in Cohasset?
The Cohasset Water Department supplies public water, drawing from the Aaron River Reservoir, Lily Pond, and the Ellms Meadow Wellfields.
When was Cohasset incorporated?
Cohasset was incorporated as its own town in 1770.
Towns near Cohasset
Neighbors of Cohasset, including across the Connecticut line where it applies. All Massachusetts town guides.
Sources
- Cohasset, Massachusetts - Wikipedia: en.wikipedia.org
- Town of Cohasset official website: cohassetma.gov
- Staff Directory - Cohasset, MA: cohassetma.gov
- Public Works / Water Department - Cohasset, MA: cohassetma.gov
- Cohasset common photo, Wikimedia Commons: commons.wikimedia.org
- Tax rates and average single-family value and tax bill: Massachusetts Division of Local Services, Tax Rates by Class and Average Single Family Tax Bill.
- Motor vehicle excise: M.G.L. c. 60A, $25 per $1,000 of value statewide.
- Walkability: Walk Score®, provided live by Walk Score.
- Photo: Wwoods, CC BY-SA 3.0, via Wikimedia Commons.
- Checked September 25, 2026.