Castle Square Apartments — Project-Based Section 8 in Boston

484 Tremont St, Boston, MA, 02116

Income-based rent · about 30% of income · 500 units · Managed by Winn Managed Properties LLC

About this apartment

Castle Square Apartments is a Project-Based Section 8 building at 484 Tremont St, Boston with 500 apartments (450 subsidized). Rent is income-based, about 30% of household income. Apply directly to the building — call 6177424500.

The subsidy is attached to this building, not to you. You do not need your own Section 8 voucher to apply here — qualifying households pay about 30% of adjusted income as rent and the federal subsidy covers the rest.

About Castle Square Apartments

Castle Square Apartments is a Project-Based Section 8 property at 484 Tremont St, Boston 02116. It has 500 apartments, 450 of which are subsidized (125 one-bedroom, 122 two-bedroom, 88 three-bedroom, 40 four-bedroom). Most current residents are 62 or older.

Who can apply

This program serves low-income families and individuals who meet HUD income limits for the Massachusetts area (generally at or below 50% of area median income; many buildings prioritize 30%).

How to apply

1. Call the building at 6177424500 (managed by Winn Managed Properties LLC) and ask whether the waiting list is open and how to get an application.
2. Most buildings keep their own waiting list — this is separate from the Boston Housing Authority (BHA) Section 8 voucher list.
3. Submit proof of income, ID for every household member, and Social Security numbers where available.
4. When your name comes up, the management office verifies eligibility and offers a unit.

Your rights

Massachusetts MGL c.151B (source of income, including rental assistance/vouchers, protected statewide)

Nearby

See all subsidized housing and voucher-friendly options on the Boston page and read how to apply for Section 8 in Boston.

Source: HUD Multifamily Assisted Properties database (Nov 2026). Unit counts and contacts come from HUD and may lag reality — always confirm by phone. This is not an availability listing.