20 Flagg Street Cambridge MA 02138 MLS #73438031

20 Flagg Street
Cambridge, MA, 02138
$2,495,000
3 Beds
2.5 Baths
2,130 SqFt
0.08 Acres
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Open House Oct 02, 2025
12:00 – 01:30
Open House Oct 02, 2025
12:00 – 01:30
Open House Oct 04, 2025
12:00 – 01:30
Open House Oct 05, 2025
11:30 – 01:00
Charming, colorful 1874 Victorian just a short walk to Harvard Sq. Preserved details include original wd fls, period mouldings, +hi ceilings blended w/contemporary features such as AC+ EV charging capability. LR has bay windows, crown moulding, built-ins. DR has wall of sliding glass doors to patio+fenced yard. EIK has black soapstone+white marble counters; built-in Canadian birch plywood banquette+cabinetry; tile backsplash; ss induction range, refrigerator, vent hood, + dw. Second fl has lg front bdrm, once occupied by W.E.B. DuBois while at Harvard; full tiled bath off hall; primary bdrm w/custom closets; hall linen+storage closets; laundry; + sunken office w/yd view. Top fl has small bdrm, flex room, + full bath w/spa tub+skylight. Pollinator garden + meandering grape arbor make the yard feel private + bucolic. Unfinished basement has systems + storage/workshop space. Just 1 block from the Charles River + 2 blocks from Harvard Sq., this is an ideal location with great walkability.

Property Details

Price:
$2,495,000
MLS #:
73438031
Status:
Active
Beds:
3
Baths:
2.5
Type:
Single Family
Subtype:
Single Family Residence
Neighborhood:
riverside
Listed Date:
Oct 1, 2025
Finished Sq Ft:
2,130
Total Sq Ft:
2,130
Lot Size:
3,600 sqft / 0.08 acres (approx)
Year Built:
1874
Parking TotalRiversideRiverside

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Schools

Interior

Appliances
Range, Dishwasher, Refrigerator, Washer, Dryer, Range Hood
Bathrooms
2 Full Bathrooms, 1 Half Bathroom
Cooling
Central Air
Fireplaces Total
1
Flooring
Wood, Tile
Heating
Forced Air, Natural Gas
Laundry Features
Second Floor

Exterior

Architectural Style
Victorian
Community Features
Public Transportation, Shopping, Park, Walk/Jog Trails, Bike Path, Highway Access, T-Station, University
Exterior Features
Porch, Deck, Patio, Fenced Yard, Garden
Parking Features
Off Street, Driveway
Parking Spots
1
Roof
Shingle

Financial

Tax Year
2025
Taxes
$17,212

Map

Community

Market Summary

Current real estate data for Single Family in Cambridge as of Oct 02, 2025
61
Single Family Listed
56
Avg DOM
1,068
Avg $ / SqFt
$3,852,769
Avg List Price

Property Summary

    20 Flagg Street Cambridge MA is a Single Family for sale in Cambridge, MA, 02138. It is listed for $2,495,000 and features 3 beds, 3 baths, and has approximately 2,130 square feet of living space, and was originally constructed in 1874. The current price per square foot is $1,171. The average price per square foot for Single Family listings in Cambridge is $1,068. The average listing price for Single Family in Cambridge is $3,852,769. To schedule a showing of MLS#73438031 at 20 Flagg Street in Cambridge, MA, contact your Cornerstone Real Estate agent at 617-238-7400.

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