9 Lancaster St
-4.7%vs the Cambridge ZIP median sale $/ft² ($783)
Sales Performance
19 arms-length sales on record for this building.
Unit Mix & Floor PlansThe building's recurring floor plans, found by grouping units with identical beds, baths and square footage in county records. Larger groups are the building's standard layouts; leftover units have one-off sizes.
Value DistributionHow the building's units spread across value ranges by our current estimates. A wide spread usually means big differences in size, floor or view.
Ownership & Financing
Recent SalesThe latest recorded arms-length sales in the building, newest first.
Values are TopHap estimates, not appraisals. Sales, ownership and tax figures come from recorded county documents via ATTOM and can lag by several weeks.
Property Facts
Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.
District: Cambridge School District
Neighborhood · ZIP 02140These are comparison scores, not percentages. 100 equals the national average, so 150 means about 50% above average.
Index scale: 100 = US average (tick). Lower is better.
All UnitsEvery property record the county has at this street address, such as the units in a condo building. Prices shown are our estimates, not asking prices.
Data by ATTOM. Valuations are automated estimates, not appraisals. Photos from Google Street View and may not depict the current property state.
About 9 Lancaster St
How many units are in 9 Lancaster St, Cambridge, MA?
9 Lancaster St, Cambridge, MA has 5 residential units across built in 1890, according to county assessor records.
What is a unit at 9 Lancaster St, Cambridge, MA worth?
The median TopHap Estimate across the 5 units at 9 Lancaster St, Cambridge, MA is $994,645. That works out to $746 per square foot. Units run from 542 to 2,806 square feet. Estimates are modelled from recorded sales and assessments, not appraisals.
Is 9 Lancaster St, Cambridge, MA expensive for Cambridge?
Units at 9 Lancaster St, Cambridge, MA carry a median of $746 per square foot, 5% below the Cambridge median of $783 per square foot.
How often do units sell at 9 Lancaster St, Cambridge, MA?
0 units at 9 Lancaster St, Cambridge, MA sold in the last 12 months, out of 19 recorded arms-length sales all time. That is a turnover rate of 0.0% of the building per year.
Have units at 9 Lancaster St, Cambridge, MA appreciated?
Across 14 repeat sales of the same unit, 9 Lancaster St, Cambridge, MA returned a median 4.4% per year. Because each pair is the same unit bought and sold, the figure is not distorted by which units traded. The median owner held for 9.7 years.
More homes on Lancaster St
- 36 Lancaster St # 1$4.4M5 bd · 3.5 ba · 3,202 ft² · Sold $4.5M · Oct 2025
- 16 Lancaster St$3.3M4 bd · 5 ba · 3,100 ft² · Sold Mar 2025
- 17 Lancaster St$4.9M4 bd · 4 ba · 3,169 ft² · Sold $5.1M · Sep 2023
- 9 Lancaster St # 4$995K2 bd · 1 ba · 1,188 ft² · Sold $978K · Jun 2023
- 9 Lancaster St # 5$978K1 bd · 1 ba · 542 ft² · Sold $978K · Jun 2023
- 21 Lancaster St # A$1000K3 bd · 2.5 ba · 1,571 ft² · Sold $1M · Apr 2023
- 9 Lancaster St # 1$1.8M3 bd · 2.5 ba · 2,806 ft² · Sold $1.9M · Mar 2020
- 7 Lancaster St$2.5M3 bd · 2.5 ba · 2,155 ft² · Sold $1.6M · Aug 2016
- 18 Lancaster St # D$1.2M3 bd · 2.5 ba · 1,723 ft² · Sold $922K · Feb 2016
- 18 Lancaster St # A$759K2 bd · 2 ba · 795 ft² · Sold $625K · Jan 2016
- 5 Lancaster St # B2 bd · 1.5 ba · 1,420 ft² · Sold Aug 2014
- 18 Lancaster St # C$1.2M3 bd · 2.5 ba · 1,423 ft² · Sold $863K · Jun 2013
Closest homes
- 9 Lancaster St$995K0 ft · 2 bd · 1 ba · 1,188 ft² · Sold $978K · Jun 2023
- 9 Lancaster St$978K0 ft · 1 bd · 1 ba · 542 ft² · Sold $978K · Jun 2023
- 9 Lancaster St Unit 3$1.2M0 ft · 2 bd · 3 ba · 2,013 ft² · Sold $250K · Mar 1989
- 9 Lancaster St$1.8M0 ft · 3 bd · 2.5 ba · 2,806 ft² · Sold $1.9M · Mar 2020
- 7 Lancaster St$2.5M55 ft · 3 bd · 2.5 ba · 2,155 ft² · Sold $1.6M · Aug 2016
- 13 Lancaster St$3.2M62 ft · 0.19 ac · Sold $277K · Nov 1985
- 5 Lancaster St97 ft · 2 bd · 1.5 ba · 1,420 ft² · Sold Aug 2014
- 15 Lancaster St Apt 3$1.4M117 ft · 3 bd · 2 ba · 1,858 ft² · Sold $725K · Jul 2003
More homes in Cambridge 02140
- 2103 Massachusetts Ave$571K1 bd · 1 ba · 942 ft² · Sold $221K · Sep 2026
- 55 Pemberton St$904K2 bd · 2 ba · 1,150 ft² · Sold $900K · Sep 2026
- 49 Clifton St3,576 ft² · Sold $2.5M · Sep 2026
- 179 Rindge Ave$845K2 bd · 1 ba · 920 ft² · Sold $845K · Sep 2026
- 2103 Massachusetts Ave$434K1 bd · 1 ba · 780 ft² · Sold $225K · Sep 2026
- 58 Matignon Rd6 bd · 3.5 ba · 2,883 ft² · Sold $1.8M · Sep 2026
- 7 Russell St$895K2 bd · 1 ba · 952 ft² · Sold $850K · Sep 2026
- 3 Porter Cir6 bd · 2.5 ba · 2,375 ft² · Sold $1.6M · Sep 2026
- 22 Madison Ave9 bd · 3.5 ba · 3,957 ft² · Sold $2.6M · Sep 2026
- 12 Shea Rd$1.1M3 bd · 2.5 ba · 1,254 ft² · Sold $1.1M · Aug 2026
- 10 Beech St8 bd · 3.5 ba · 3,822 ft² · Sold $854K · Aug 2026
- 30 Montgomery St$1.7M4 bd · 2.5 ba · 1,725 ft² · Sold $1.7M · Aug 2026
Assigned schools
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