Context
Sources & provenance
Every layer on the interactive map traces to a public source below. Single-sourced layers are flagged; nothing renders as fact without a reachable citation. Tulsa-only; anchored to July 2026 on Q1–Q2 2026 data.
Works cited
- Tulsa County Assessor / City of Tulsa GIS (CityofTulsaGIS) parcels. Parcels & ownership. Public record (Oklahoma Open Records Act). Retrieved 2026-07-19. Source dataset
- HUD — OPPORTUNITY ZONES (TREASURY/CDFI 2018 DESIGNATIONS). opportunity_zone. Public agency data. Retrieved 2026-07-19. Source dataset
- HUD — QUALIFIED CENSUS TRACTS (QCT) 2026. qct. Public agency data. Retrieved 2026-07-19. Source dataset
- CITY OF TULSA — TAX INCREMENT FINANCE (TIF) / INCREMENT DISTRICTS. tif. Public agency data. Retrieved 2026-07-19. Source dataset
- OKLAHOMA DEPT. OF COMMERCE (ODOC) — PRIORITY ENTERPRISE ZONES. enterprise_zone. Public agency data. Retrieved 2026-07-19. Source dataset
- U.S. CENSUS BUREAU TIGERWEB — FEDERAL AMERICAN INDIAN RESERVATIONS. tribal_reservation. Public agency data. Retrieved 2026-07-19. Source dataset
- U.S. CENSUS BUREAU TIGERWEB — OKLAHOMA TRIBAL STATISTICAL AREAS (OTSA). tribal_reservation. Public agency data. Retrieved 2026-07-19. Source dataset
- CITY OF TULSA — HISTORIC PRESERVATION (HP) ZONING DISTRICTS. historic_district. Public agency data. Retrieved 2026-07-19. Source dataset
- FEMA — NATIONAL FLOOD HAZARD LAYER (NFHL), FLOOD HAZARD ZONES. fema_flood. Public agency data. Retrieved 2026-07-19. Source dataset
- CITY OF TULSA — PAYMENT-IN-LIEU-OF-TAXES (PILOT) PROGRAM AREAS. pilot. Public agency data. Retrieved 2026-07-19. Source dataset
- CITY OF TULSA — PERMIT & CODE-ENFORCEMENT OPEN DATA. blight_signal. Public agency data. Retrieved 2026-07-19. Source dataset
Machine provenance
| Layer | Source | Confidence | License | Retrieved | Notes |
|---|---|---|---|---|---|
| Parcels & ownership | Tulsa County Assessor / City of Tulsa GIS (CityofTulsaGIS) parcels | high | Public record (Oklahoma Open Records Act) | 2026-07-19 | 242 parcels · 88 city-owned |
| opportunity_zone | HUD — OPPORTUNITY ZONES (TREASURY/CDFI 2018 DESIGNATIONS) | single_sourced | Public agency data | 2026-07-19 | 21 zones · single-sourced |
| qct | HUD — QUALIFIED CENSUS TRACTS (QCT) 2026 | single_sourced | Public agency data | 2026-07-19 | 42 zones · single-sourced |
| tif | CITY OF TULSA — TAX INCREMENT FINANCE (TIF) / INCREMENT DISTRICTS | single_sourced | Public agency data | 2026-07-19 | 26 zones · single-sourced |
| enterprise_zone | OKLAHOMA DEPT. OF COMMERCE (ODOC) — PRIORITY ENTERPRISE ZONES | single_sourced | Public agency data | 2026-07-19 | 21 zones · single-sourced |
| tribal_reservation | U.S. CENSUS BUREAU TIGERWEB — FEDERAL AMERICAN INDIAN RESERVATIONS | single_sourced | Public agency data | 2026-07-19 | 1 zones · single-sourced · effect via per-parcel review flag |
| tribal_reservation | U.S. CENSUS BUREAU TIGERWEB — OKLAHOMA TRIBAL STATISTICAL AREAS (OTSA) | single_sourced | Public agency data | 2026-07-19 | 3 zones · single-sourced · effect via per-parcel review flag |
| historic_district | CITY OF TULSA — HISTORIC PRESERVATION (HP) ZONING DISTRICTS | single_sourced | Public agency data | 2026-07-19 | 8 zones · single-sourced |
| fema_flood | FEMA — NATIONAL FLOOD HAZARD LAYER (NFHL), FLOOD HAZARD ZONES | single_sourced | Public agency data | 2026-07-19 | 2 zones · single-sourced |
| pilot | CITY OF TULSA — PAYMENT-IN-LIEU-OF-TAXES (PILOT) PROGRAM AREAS | uncertain | Public agency data | 2026-07-19 | 0 zones · single-sourced · effect via per-parcel review flag |
| blight_signal | CITY OF TULSA — PERMIT & CODE-ENFORCEMENT OPEN DATA | uncertain | Public agency data | 2026-07-19 | 0 zones · single-sourced · effect via per-parcel review flag |