644 Washington Ave
Chelsea, MA 02150
Mixed Use
Building & Site Intelligence
Complete building characteristics, construction details, and site data from municipal assessor records and supplementary sources.
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Property Intelligence: 644 Washington Ave, Chelsea, MA 02150
Property Overview
644 Washington Ave is a Mixed Use, built in 2010, 7,756 square feet, 0.23 acres in SUFFOLK County, MA. Ownership type: LLC. Assessed value: $1,814,400.
Condition & Permits
No building permits on file.
Risk & Hazard Profile
NEP Fire Protection Grade: B. FEMA flood zone: X. Hurricane storm surge exposure: Category 4. Risk assessment combines NEP proprietary ratings with federal, state, and municipal hazard data at parcel-level precision.
Ownership & Deed History
Last sale: April 2010 for $335,000. Full ownership chain, entity resolution, lien analysis, and comparable sales available with subscription.
About This Data
NE Provenance assembles property intelligence from municipal assessor records, building permit databases, county deed registries, federal environmental and hazard datasets, business registration filings, and state-level geospatial data — 140+ authoritative, primary sources corroborated at the individual address level.
Property data for Chelsea, MA and all six New England states. NE Provenance covers SUFFOLK County and over 4.7 million properties across 29 counties with up to 430 intelligence attributes per property record.
