21 Diamond St
Portland, ME 04101
Institutional
Building & Site Intelligence
Complete building characteristics, construction details, and site data from municipal assessor records and supplementary sources.
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Property Intelligence: 21 Diamond St, Portland, ME 04101
Property Overview
21 Diamond St is a Institutional, 11,315 square feet, 0.26 acres in Cumberland County, ME. Ownership type: LLC.
Condition & Permits
No building permits on file.
Risk & Hazard Profile
NEP Fire Protection Grade: B. FEMA flood zone: X. Hurricane storm surge exposure: Category 1. Risk assessment combines NEP proprietary ratings with federal, state, and municipal hazard data at parcel-level precision.
Ownership & Deed History
Last sale: October 2005 for $1,305,450. 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 Portland, ME and all six New England states. NE Provenance covers Cumberland County and over 4.7 million properties across 29 counties with up to 430 intelligence attributes per property record.
