{"id":"east-cambridge","canonicalUrl":"https://cambridge400.com/e/east-cambridge","name":"East Cambridge","alternateNames":[],"type":"neighborhood","typeLabel":"Neighborhood","schemaType":"Place","sameAs":[],"summary":"East Cambridge combines a longstanding retail corridor along Cambridge Street with residential blocks and a redeveloped riverfront stretching toward Lechmere and Kendall Square.","location":{"coordinates":{"lat":42.3686,"lng":-71.0761},"address":null,"city":"Cambridge","neighborhood":null},"founded":null,"date":null,"image":null,"website":null,"tags":[],"scores":{"coverage":48,"density":13,"authority":57,"connections":1,"overall":37},"ai":{"llm_summary":"East Cambridge combines a longstanding retail corridor along Cambridge Street with residential blocks and a redeveloped riverfront stretching toward Lechmere and Kendall Square.","canonical_facts":{"type":"Neighborhood","city":"Cambridge, MA","coordinates":"42.36860, -71.07610","graph_connections":1},"disambiguation":"East Cambridge — a neighborhood in Cambridge, Massachusetts.","source_confidence":0.88,"last_verified":"2026-08-23","attribution":"The Civic Graph — canonical civic record of Boston & Cambridge (CC BY 4.0)"},"relationships":[{"type":"Located in","predicate":"located_in","entities":[{"id":"cambridge","name":"Cambridge","type":"city","url":"/api/v1/entity/cambridge"}]}],"nearby":[],"publishedOn":[{"property":"Cambridge400.com","url":"https://cambridge400.com/e/east-cambridge","canonical":true}],"confidence":{"score":88,"band":"High confidence","institutionalBacking":true,"reviewed":true,"completeness":60,"lastVerified":"2026-08-23","sources":[{"name":"East Cambridge Commercial District","url":"https://www.cambridgema.gov/cdd/economicopportunityanddevelopment/aboutcambridge/eastcamb","tier":"primary"},{"name":"Cambridge Historical Commission","url":"https://www.cambridgema.gov/historic","tier":"primary"},{"name":"Original published record","url":"https://guidetocambridge.com/neighborhoods/east-cambridge","tier":"unknown"}],"factors":[{"label":"Source quality","met":true,"detail":"Best source is primary / institutional"},{"label":"Independent corroboration","met":true,"detail":"3 resolvable sources across 2 tiers"},{"label":"Review state","met":true,"detail":"Review attributed to durjoy-ace-places-editor"},{"label":"Institutional backing","met":true,"detail":"Cites a primary or institutional source"},{"label":"Record completeness","met":false,"detail":"60% of canonical fields present"}]},"provenance":{"sources":[{"name":"East Cambridge Commercial District","url":"https://www.cambridgema.gov/cdd/economicopportunityanddevelopment/aboutcambridge/eastcamb","kind":"primary","publisher":"City of Cambridge","accessedAt":"2026-08-09","note":"Supports the neighborhood's retail corridor, residential character, and riverfront context."},{"name":"Cambridge Historical Commission","url":"https://www.cambridgema.gov/historic","kind":"primary","legacyLabel":"Cambridge Historical Commission"},{"name":"Original published record","url":"https://guidetocambridge.com/neighborhoods/east-cambridge","kind":"legacy","legacyLabel":"Migrated from GuideToCambridge.com source repository"}],"migratedFrom":"https://guidetocambridge.com/neighborhoods/east-cambridge"},"license":{"graphStructure":"CC BY 4.0 — attribute \"The Civic Graph\"","sourceMaterial":"See each provenance and image-license record for underlying rights."}}