Seal Harbor Condominiums

1 Seal Harbor Rd, Winthrop, MA 02152

Seal Harbor Condominiums is a condominium building at 1 Seal Harbor Rd in Winthrop, MA 02152, with 128 condos, built in 1983.

At a glance

128 condos (the municipal assessor (via MassGIS))
Built in 1983
Units assessed $437,100–$1,167,700, median $593,000 (FY2026)

Homes for sale in Seal Harbor Condominiums

1 Seal Harbor Rd #812 — $485,000 · 1 bd, 1 ba, 974 sq ft
1 seal harbor rd #413 — $529,999 · 2 bd, 2 ba, 1,205 sq ft
1 Seal Harbor Rd. #615 — $549,999 · 2 bd, 2 ba, 1,203 sq ft
1 Seal Harbor Rd #815 — $599,000 · 2 bd, 2 ba, 1,203 sq ft
3 Seal Harbor Rd #632 — $639,000 · 1 bd, 2 ba, 1,263 sq ft
1 Seal Harbor #916 — $699,999 · 2 bd, 2 ba, 1,417 sq ft
3 Seal Harbor #336 — $789,900 · 2 bd, 1.5 ba, 1,674 sq ft
3 Seal Harbor Rd #PH33 — $1,230,000 · 3 bd, 3 ba, 1,913 sq ft

Homes for rent in Seal Harbor Condominiums

1 Seal Harbor #413 — $3,100/mo · 2 bd, 2 ba, 1,200 sq ft

Recent sales in Seal Harbor Condominiums

1 unit sold in the last 12 months, at a median $543,000; 10 in the last three years.

March 2026: $543,000
October 2025: $550,000
September 2025: $650,000
July 2025: $724,900
April 2025: $595,000
March 2025: $845,000
January 2025: $560,000
August 2024: $725,000
August 2024: $623,500
June 2024: $620,000

Getting around

Walkability: 58 out of 100, from how close everyday places are.

Closest train and subway stops:

Beachmont (MBTA Blue Line), 1.4 mi
Suffolk Downs (MBTA Blue Line), 1.5 mi
Revere Beach (MBTA Blue Line), 1.9 mi

Closest bus stops:

Crest Ave @ Grovers Ave (MBTA 712), 0.4 mi

Public schools nearby

William P. Gorman/Fort Banks Elementary (elementary, grades PK–2), 0.7 mi
Winthrop Middle School (middle, grades 6–8), 0.8 mi
Winthrop High School (high, grades 9–12), 0.8 mi

The district decides which school serves an address. Distances are straight-line.

Questions about Seal Harbor Condominiums

How many units are in Seal Harbor Condominiums?

Seal Harbor Condominiums has 128 condos, according to the municipal assessor (via MassGIS).

When was Seal Harbor Condominiums built?

Seal Harbor Condominiums was built in 1983.

Are there homes for sale or rent in Seal Harbor Condominiums right now?

Yes: 8 for sale from $485,000 and 1 for rent from $3,100 a month, listed on this page. Benjamin Realty can show any of them.

What have condos in Seal Harbor Condominiums sold for?

1 unit sold in the last 12 months, at a median price of $543,000, by the deeds on the assessor's file.

What is the closest T or train station to Seal Harbor Condominiums?

Beachmont (MBTA Blue Line) is 1.4 miles away, in a straight line.

Buildings near Seal Harbor Condominiums

Governor's Park Condominiums — 200–1100 Governors Dr, 351 condos · built 1971 · 3 listed now, 0.8 mi
Amaya — 50 Salt St, 475 apartments · built 2023 · 8 floors · 17 listed now, 1.5 mi

More: all 2 large buildings in Winthrop · Winthrop homes for sale and rent

Sources

Assessed values and sales are public records from municipal assessors. An assessed value is set for taxation and may differ from market value. Listing information from MLS Property Information Network (MLS PIN), deemed reliable but not guaranteed. Data checked 2026-11-02.

To ask about homes in Seal Harbor Condominiums or book a showing, call Benjamin Realty at (617) 734-5050 or email [email protected].