There are currently 69 4+ unit buildings for sale in Boston. Four-plus-unit buildings in Boston cross into small-commercial financing but can deliver stronger blended cash flow. Each listing below shows our Signal Score and an estimated cap rate so you can spot the cash-flow candidates fast.
Justin Rollo sends qualified investors fresh 4+ unit building listings (and off-market deals) the day they come up.
Listings here are curated by Justin Rollo of Signal Real Estate, an investor-friendly agent who works this market every day. Boston is one of the Greater Boston markets Signal Real Estate watches most closely for 4+ unit building opportunities — reach out if you want to move on something before it’s widely listed.
There are 69 active 4+ unit building listings in Boston right now — see the list above, updated from the MLS.
Greater Boston multi-families generally trade around a 4–5.5% cap, with value-add pockets like Boston sometimes reaching 6%+. Each listing above shows an estimated cap rate based on area rents (directional, not an appraisal).
Often yes — FHA allows 3.5% down on 1–4 unit owner-occupied homes, and conventional now allows 5% down on 2–4 units. Note the FHA "self-sufficiency test" applies to 3–4 unit purchases. Justin Rollo can walk you through it.
Sign up below and Justin Rollo of Signal Real Estate will send matching 4+ unit building listings — including off-market ones — as soon as they come up.

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.