29
$515,000
2 bd · 1 ba · 1,416 sqft
21 River Rd, Marion, MA

No listing photos
3
Beds
1.5
Baths
1,248
Sqft
1929
Year built
Range $423,798 – $476,514 · as of July 14, 2026
ATTOM automated valuation model · 53 published estimates over 6.5 years · shaded band is the model's own published low-to-high range
Highest reading $476,441 in April 2026; lowest $246,118 in January 2020. The vertical scale starts at the series' own low, not at zero — it is drawn to show movement, not absolute size.
$90,031
Estimated monthly payment
$2,932/mo
Loan amount $360,125. Estimate only — your actual rate and payment depend on credit, location, and lender.
2025 roll
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.
School ratings (A+ to F) from HJN community data.
Tabor Academy
9-12 · Regular
536 students · 6.7:1 student–teacher
Sippican
PK-6 · Regular · Marion School District
369 students · 10.7:1 student–teacher
Wareham Middle School
5-8 · Regular · Wareham School District
432 students · 11.4:1 student–teacher
Wareham Cooperative Alternative School
9-12 · Regular · Wareham School District
39 students · 14.2:1 student–teacher
Wareham High School
9-12 · Regular · Wareham School District
533 students · 8.6:1 student–teacher
John W. Decas Elementary
KG-2 · Regular · Wareham School District
Minot Forest Elementary
3-4 · Regular · Wareham School District
912 students · 12.8:1 student–teacher
Old Rochester Regional High School
9-12 · Regular · Old Rochester School District
643 students · 12.5:1 student–teacher
Within 2 miles of this home: 4 restaurants and cafés, 26+ parks and green spaces, and 2 transit stops.
Place data from OpenStreetMap.
River Junction
Kool Kone
Marion Road
Brew Fish Bar & Eatery
Spring Street
Dunkin
Wareham Road
Point Road Park
Weweantic River
Briarwood Beach
Ludes Estuary
Creek Road
Sippican River
Russell Woods
Beaton River Lot
Cromeset
Swifts Beach Road and Grant Street