
633 River St #3R Boston — Photo 1 of 38
$359,900
20% down, 6.5% rate, 30-year fixed
Includes taxes, insurance and HOA. Estimate only.
Listing updated Oct 9, 2026
633 River St #3R, Boston, MA 02126
Boston, MA 02126 — Mattapan
Beds
3
Baths
1
SqFt
746
$/SqFt
$482
Style
Condominium
Built
1930
WHY KEEP RENTING WHEN HOMEOWNERSHIP MAY BE WITHIN REACH? Offered at $359,900, this 3-bedroom, 1-bath condominium at 633 River Street, Unit 3R, Mattapan, MA 02126 presents an opportunity to own real estate in Boston and begin building equity through homeownership.With approximately 746 sq. ft. of living space, this third-floor condo offers a practical three-bedroom layout, hardwood flooring, an exclusive-use rear and front deck, and designated storage. The home provides a comfortable foundation to enjoy while offering opportunities to personalize and enhance it over time.For those currently navigating the cost of renting a three-bedroom home in Boston, this property is worth exploring. Instead of continuing to direct monthly housing payments toward rent, consider whether homeownership could fit your financial goals and provide an opportunity to build an ownership interest in real estate. Mortgage payments, qualification requirements, taxes, insurance, condominium fees, closing costs, and other expenses vary; prospective buyers should consult qualified mortgage and financial professionals regarding their individual circumstances.Investors are welcome to explore the possibilities as well. With three bedrooms and a Boston location, Unit 3R may also merit consideration as part of a real estate investment strategy. Prospective investors should independently evaluate condominium rules, rental requirements or restrictions, market rents, expenses, financing, and projected returns as part of their due diligence.Whether you're exploring homeownership, making your next move, or considering a Boston condominium for investment purposes, Unit 3R deserves a closer look.
Key facts
It was listed on October 5, 2026. The annual property taxes are $3,336 (2026 tax year). The condo fee is $235 per month, which includes water. Its asking price works out to $482 per square foot, 38% below the median of $783 among 99 condos in a sample of 100 recently updated listings in Boston, MA.
How it compares
Against 99 condos in a sample of 100 recently updated listings in Boston, MA, by asking price.
- Price per sq ft
- $482 · 38% below the median ($783)
- Size
- 746 sq ft · 26% below the median (1,006 sq ft)
- Asking price
- $359,900 · 52% below the median ($749,990)
Compares asking prices of homes for sale now; it isn't an appraisal or an estimate of this home's value.
Market Value Analysis
* Analysis is based on 24 actively listed and recently sold comparable properties strictly within Boston, MA.
Property Details
Financials
Parking
Interior Specifications
Climate & Utilities
Building & Exterior
Property & Lot
Geography
Questions about this home
When was 633 River St #3R, Boston listed?
633 River St #3R, Boston was listed on October 5, 2026.
Has the price of 633 River St #3R, Boston changed?
The price hasn't changed since it was listed at $359,900.
What are the property taxes for 633 River St #3R, Boston?
The annual property taxes for 633 River St #3R, Boston are $3,336 (2026 tax year).
What is the condo fee at 633 River St #3R, Boston?
The condo fee is $235 per month, which includes water.
How does the price per square foot of 633 River St #3R, Boston compare with other condos in Boston, MA?
633 River St #3R, Boston is listed at $482 per square foot, 38% below the median of $783 among 99 condos in a sample of 100 recently updated listings in Boston, MA.
What is the status of 633 River St #3R, Boston?
633 River St #3R, Boston is actively listed for sale.
Population
26,583
U.S. Census Bureau, ACS 2024 5-Year Estimates (B01003)
Median Household Income
$66K
U.S. Census Bureau, ACS 2024 5-Year Estimates (B19013)
Renter-Occupied Homes
56.5%
U.S. Census Bureau, ACS 2024 5-Year Estimates (B25003)
New Construction Permits — Suffolk County
2,158 housing units permitted in the last 12 months (+11% vs the prior 12 months) — 1,908 in 5+ unit buildings
U.S. Census Bureau, Building Permits Survey (through Aug '26)
Listing Agent: Bernadin Simeus
Listing Office: Simeus Realty Group LLC
MLS® Number: 73586899








