17 Sumner Rd, Cambridge, MA 02138 Property Records

Middlesex County and Cambridge City property record for 17 Sumner Rd, Cambridge, MA 02138

Property Summary

Property TypePublic School (Administration, Campus, Dorms, Instruction)
Details1 ba · 3,417 sqft · built 1895
Lot Size0.136 acres (5,906 sqft)
OwnerCompany Name on Record
Flood ZoneZone X (minimal risk)
APN143-5

Property Details

APN / Parcel Number

Primary APN143-5
Alternative APN
  • CAMB M:00143 L:00005

Interior

Full Baths1 Bath
Half Baths2 Half Baths
Stories3 Stories
Building Area3,417 sqft Total Area
Gross Area4,992 sqft
1st Floor Area1,622 sqft
AtticAttic
Attic Area690 sqft
Basement Area690 sqft
Unfinished Basement690 sqft

Exterior

Year BuiltBuilt 1895
Effective Year BuiltEffective 1895
Exterior MaterialWood Siding
Construction TypeFrame
Roof MaterialAsphalt
Lot Area5,906 sqft (0.136 acres)

Utilities, Heating & Cooling

Cooling SystemHVAC
Heating SystemHot Water

Location & Zoning

Street Address17 SUMNER RD
CityCAMBRIDGE
StateMA
Zip02138-3050
Property CategoryPublic Works
Property TypePublic Works > Public School (Administration, Campus, Dorms, Instruction)
Local Zoning CodeC-1
Legal Lot Number5
JurisdictionCAMBRIDGE MA
Township / Civil DivisionCAMBRIDGE
Census Block Group5
Census Block5000
Census Tract353700

Owner

Source: Middlesex County and Cambridge City records, as of April 14, 2026

Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.

Owner of RecordCompany Name on Record
Mailing Address1350 MASSACHUSETTS AVE, CAMBRIDGE, MA 02138-3846
Owner TypeCompany

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed NamesName on Deed
Record UpdatedJun 8, 2026

Tax Assessment & Valuation

Source: Middlesex County and Cambridge City assessment roll, as of April 14, 2026

Property Jurisdictions

TypeName
StateMassachusetts
CountyMiddlesex County
MunicipalityCambridge City
Unified School DistrictCambridge School District (PK - 12)

Tax Bill & Assessment History

YearAssessed Value
2025$1,931,200 (-9.52%) Land $675,800 Building $1,255,400
2024$2,134,400 Land $879,000 Building $1,255,400

Assessed value is set for property tax purposes and is not a market price estimate.

Flood

Source: FEMA National Flood Hazard Layer, effective September 10, 2026

FEMA Flood ZoneZone X
minimal risk
Flood Insurance RequirementNot required
lenders may require it

Values are read at the parcel center point; lenders make the official flood determination.

Wildfire

Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024

Wildfire RiskNot rated
no burnable land within ember reach

Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.

Drinking Water

Source: EPA Safe Drinking Water Information System, as of September 2026

Water SystemCAMBRIDGE WATER DEPARTMENT
serves 118,214 people · EPA ID MA3049000
Water SourceSurface water
Last State InspectionJun 2023
Lead8 ppb (2021–2023)
action level 15 ppb

Violations Reported to EPA

Water QualityNone
last 10 years
Treatment and ProcedureNone
last 10 years
Monitoring and ReportingNone
last 3 years

Results are for the whole water system, not water tested at this address; lead at the tap also depends on the building's own pipes.

Internet Providers

Source: FCC Broadband Data Collection, based on 201 locations within half a mile, as of December 31, 2025

ProviderMax Down / Up (Mbps)
Xfinity
Cable
2,000 / 2,000
Verizon
Fixed Wireless
1,000 / 75
T-Mobile
Fixed Wireless
100 / 20
AT&T
Fixed Wireless
100 / 20

May also be available: Starry.

Nearby Properties on Sumner Rd

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