Price Reduced40
$725,000
4 bd · 3 ba · 2,451 sqft
21 Colony Ave, Bourne, MA
Julie Dateo · William Raveis R.E. & Home Services

No listing photos
5
Beds
5.5
Baths
3,048
Sqft
2002
Year built
Range $864,133 – $1,094,223 · as of October 21, 2026
ATTOM automated valuation model · 55 published estimates over 6.8 years · shaded band is the model's own published low-to-high range
Highest reading $1,120,495 in November 2024; lowest $643,743 in February 2020. The vertical scale starts at the series' own low, not at zero — it is drawn to show movement, not absolute size.
$195,836
Estimated monthly payment
$6,321/mo
Loan amount $783,342. Estimate only — your actual rate and payment depend on credit, location, and lender.
2025 roll
School ratings (A+ to F) from HJN community data.
Upper Cape Cod Vocational Technical
9-12 · Vocational Education · Upper Cape Cod Regional Vocational Technical
838 students · 9.8:1 student–teacher
Bournedale Elementary School
PK-2 · Regular · Bourne School District
425 students · 12.8:1 student–teacher
Bourne Intermediate School
3-5 · Regular · Bourne School District
359 students · 10.3:1 student–teacher
Bourne Middle School
6-8 · Regular · Bourne School District
394 students · 8.9:1 student–teacher
Bourne High School
9-12 · Regular · Bourne School District
341 students · 9.5:1 student–teacher
Bridgeview Montessori School
PK-6 · Montessori
50 students · 3.5:1 student–teacher
Waldorf School of Cape Cod
PK-7 · Special Program Emphasis
59 students · 4.7:1 student–teacher
The Hundred Acre School Heritage Museums and Gardens
PK-1 · Special Program Emphasis
26 students · 6.7:1 student–teacher
MLS Property Information Network (MLS PIN)Some properties which appear for sale on this web site may subsequently have sold or may no longer be available.
Within 2 miles of this home: 18 restaurants and cafés, 31 parks and green spaces, and 2 transit stops.
Place data from OpenStreetMap.
Canalside Dining Room
Sandwich Rd
Dunkin
Bourne Rotary
Grill & More
Lebanese restaurant
Starbucks
Bridge Approach Street
Domino's
Bourne Bridge Approach
Tj's Bar
Bourne Bridge Approach
Jersey Mike's Subs
Way Ho Restaurant
Chinese restaurant · Main Street
Labretto Property
Nightingale Pond Conservation Land
Bourne Scenic Park
Cape Cod Canal Access
Nightingale Pond
Great Pond
Bourne Pond Fishway
Keene St Parcel
Bourne
Main Street Buzzards Bay

Rings at ½ mile and 1 mile. Basemap © OpenMapTiles © OpenStreetMap contributors.
Open the Buzzards Bay camera map7 devices mapped within 1 mile of this home: 4 license-plate readers and 3 CCTV cameras. None within ½ mile. Nearest: 0.8 mi southwest. Operators named in the data: Massachusetts State Police and Massachusetts Department of Transportation.
| Device type | Within ½ mi | Within 1 mi |
|---|---|---|
| License-plate readers | 0 | 4 |
| CCTV cameras | 0 | 3 |
Community-reported via OpenStreetMap; may be incomplete. Data as of . © OpenStreetMap contributors (ODbL)
License-plate readers (ALPR) are fixed cameras that photograph passing vehicles and read their plates. Records are typically shared with the agency or association that operates the camera.
CCTV cameras are fixed video cameras that record a street, building or other area.