Developer's dream: multi family, multi-unit triplex, huge lot in a neighborhood with rapidly and consistently appreciating property values. Unlock the potential of this unique east Weymouth triplex. Whether you're looking to expand your multi family portfolio, execute a high value-add renovation or secure a long-term asset in a high demand rental market, this property offers the scale, location and upside investors seek. High rental demand property, being a 10 minute walk to the red line, 4 Minute walk to the bus routes with bustling nearby shopping and quality local restaurants.20-24 Lake Street represents an opportunity to create immediate and long-term value in one of the South Shore's most established neighborhoods.
| Units | 3 |
| Living area | 2,856 sqft |
| Lot size | 6,950 sqft |
| Year built | 1848 |
| Price / sqft | $312 |
| County | Norfolk |
| MLS # | 73535940 |
| Days on market | 32 days |
| Listed on | June 15, 2026 |
| Annual property tax | $6,838 |
| Tax year | 2025 |
| Assessed value | $677,000 |
| Zoning | R-1 |
| Gross income (actual) | $72,000/yr |
| Net operating income (actual) | $72,000/yr |
| Total actual rent | $6,000/mo |
| Stories | 6 |
| Total rooms | 17 |
| Lot size | 0.16 acres |
| Garage spaces | 2 |
| Parking spaces | 8 |
| Foundation | Irregular |
| Sewer | Public Sewer |
| Water | Public |
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Listing courtesy of a MLS PIN member office. Listing data © MLS PIN.
Auto-generated from the listing data — richer AI answers coming with the live site.
It is a 3-unit multi-family property with 2,856 sqft of living area, built in 1848.
20 Lake Street, Weymouth MA 02189 has been listed for 32 days (since June 15, 2026).
At a list price of $890,000 across 3 units, that works out to roughly $296,667 per unit.
Annual property taxes are $6,838 (2025), on an assessed value of $677,000.
At $890,000 for 2,856 sqft, that's about $312 per square foot.
2 garage spaces and 8 total parking spaces.
20 Lake Street, Weymouth MA 02189 is in Weymouth, Norfolk County, MA 02189.

Justin Rollo is a Broker Associate with Signal Real Estate (MA Lic. #9534264) and a lifelong Massachusetts resident. Over 14 years and hundreds of transactions, he has worked investment properties — multi-families and house-hacking — across Greater Boston full-time. Away from real estate, Justin is a proud dad, youth coach and local school-committee member — and a former professional poker player who still loves golf and following local sports.