DC · updated 2026-07-30
District of Columbia property data
239,092 properties mapped across 2 District of Columbia counties, 101,704 of them carrying linked permit, violation, sale, or event records. These are the live map's own counts, not estimates. Statewide permit totals by jurisdiction are on the coverage page.
Counties
| County | Properties | With records | Linked share | Tier |
|---|---|---|---|---|
| District Of Columbia | 137,388 | 0 | 0.0% | Parcel-only |
| Washington DC | 101,704 | 101,704 | 100% | Deep |
What is in the District of Columbia data
Every property above sits on the owned parcel layer (92M parcels nationally) and is joined to whichever record classes exist for its jurisdiction: building permits, code violations, complaints, deeds and sales, assessments, and certificates of occupancy. Per-county parcel-match rates are published openly on the data quality page.
Building permits · 47.1M+Parcels · 92MCode violations · 22.9MComplaints & 311 · 25.1MDeeds & sales · 33.4MAssessments · 85MCertificates of occupancy · 1.6MContractors · 3.3MHearings & penalties · 13.1MGovernment decisions · 2.37M
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