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Quincy, MA · Condominium Association

Seaport At Marina Bay Condominiums

A 125-unit condominium community in Quincy, MA.

Median Sale
$528k
Price / Sq Ft
$600
Avg Days on Mkt
30 days
Sold
3
HOA Range
$463–674/mo
Total Units
125

Market figures reflect closed sales over the last 12 months. Data sourced from MLS PIN.

Homes for Sale in Seaport At Marina Bay

Overview

Seaport at Marina Bay is a 125-unit condominium building in Quincy set within the larger Marina Bay waterfront community, designed in the style of a French château on an elegant, professionally landscaped estate. Units range widely in style and layout, many with water views of Quincy Bay, the marina, and the Boston skyline. Over the last 12 months, the median sale price was $527,500, or roughly $600 per square foot, with units moving in an average of 30 days on market across 3 recorded sales.

Amenities & Features

  • Gated, underground deeded garage parking (many two-bedroom units include 2 deeded spaces)
  • Professional on-site management and security with intercom/secure entry
  • Elevator building with an updated, tastefully furnished lobby
  • Updated fitness center/gym
  • Meticulously groomed grounds with mature plantings and landscaped gardens
  • Plenty of guest parking
  • Central heat and central air conditioning in many units
  • Private balconies and patios; some with oversized or garden-side outdoor space
  • In-unit washer/dryer or W/D hookups in select units
  • Master baths with jacuzzi tubs and walk-in closets in many two-bedroom layouts

Unit Types & Layouts

The building offers a mix of one- and two-bedroom condominiums ranging from roughly 725 to 1,387 square feet. One-bedroom homes include layouts around 873 square feet, while two-bedroom, two-bath units make up the bulk of the offerings. Corner and end units are especially sought after for their three-sided exposure and abundant natural light through large or palladium windows. Layouts frequently feature open-concept kitchen/living/dining spaces, breakfast bars, separate dining rooms, and French doors opening to balconies. Finishes vary by owner renovation and have included Brazilian cherry hardwoods, granite or Corian counters, maple cabinetry, stainless steel appliances, and marble or ceramic tile. Penthouse and upper-floor units command the best skyline and water views, including south-facing corner homes overlooking Quincy Bay.

Living at Seaport At Marina Bay

Marina Bay is a waterfront community just outside Boston, offering a marina, yacht club, restaurants, boardwalk, park, beaches, and nearby golf. Residents can walk to the beach, boardwalk, marina, and dining. The location sits approximately 7 miles from Boston, with access by highway, bus, or subway, plus a shuttle service to the T—making it convenient for commuters who still want a waterfront lifestyle and easy proximity to shopping and recreation.

Recent Sales

Sold Apr 2026100 Marina Dr
$528,000
100 Marina Dr #615
1 bd · 1 ba · 861 sqft · 19 days
Sold Apr 2026100 Marina Dr.
$527,500
100 Marina Dr. #306
2 bd · 1 ba · 1,015 sqft · 61 days
Sold Aug 2025100 Marina Dr
$440,000
100 Marina Dr #220
1 bd · 1 ba · 661 sqft · 11 days
Sold Jun 2025100 Marina Dr
$535,500
100 Marina Dr #201
2 bd · 1 ba · 899 sqft · 46 days
Sold Dec 2024100 Marina Dr
$450,000
100 Marina Dr #107
1 bd · 1 ba · 837 sqft · 22 days
Sold Jul 2024100 Marina Dr
$557,000
100 Marina Dr #315
2 bd · 1 ba · 905 sqft · 7 days

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About Your Seaport At Marina Bay Expert

JR

Justin Rollo

Seaport At Marina Bay Condominium Specialist · Signal Real Estate

Justin Rollo is a Massachusetts real estate expert with over a decade of experience and hundreds of South Shore transactions. He tracks every sale, pending, and price movement inside Seaport At Marina Bay — so whether you're buying into the community or thinking about selling, you're working with someone who knows this specific association inside and out.

Ask Justin about Seaport At Marina Bay →

Frequently Asked Questions

How much are condos at Seaport At Marina Bay selling for?

Over the last 12 months, units at Seaport At Marina Bay sold at a median of $527,500, about $600 per square foot.

What are the HOA / condo fees at Seaport At Marina Bay?

Monthly condo fees at Seaport At Marina Bay currently range from roughly $463 to $674, depending on unit size and what the association's master policy covers.

How many units are in Seaport At Marina Bay?

Seaport At Marina Bay is a 125-unit condominium association in Quincy, MA.

How fast do condos sell at Seaport At Marina Bay?

Recent sales at Seaport At Marina Bay averaged about 30 days on market, with 3 closings in the period.