351 West Hubbard Street
351 W Hubbard St, Chicago, IL 60654
20% provisional source coverage
USE BOUNDARYNot verified · Not dispatch ready
351 West Hubbard Street is a office building at 351 W Hubbard St, Chicago, IL 60654, associated with Chicago benchmark ID 174294. It is Graph Mapped as a Public Seed, not Verified or Dispatch Ready.
Canonical identity
351 West Hubbard Street is an office building at 351 W Hubbard St in Chicago. The City benchmark record supports the address-level physical identity while parcel, title, control, management, occupancy and authority remain unknown.
Area claims stay separate
Gross, rentable, and office area are not interchangeable. Factum stores each measurement with its source meaning instead of choosing a convenient single number.
What public guidance supports
These are sourced research answers, not permission to enter, reserve, submit, or dispatch. Current affected-party authorization remains required.
Public identity
351 West Hubbard Street is an office building at 351 W Hubbard St in Chicago. The City benchmark record supports the address-level physical identity while parcel, title, control, management, occupancy and authority remain unknown.
Sources reviewed 2026-08-18Evidence boundary
Parcel, title, control, management, complete occupancy, operator and action authority are not inferred beyond the cited evidence.
Boundary reviewed 2026-08-18Coverage state
Public Seed / Graph Mapped only; explicit unknowns and preserved conflicts remain for later enrichment.
Accepted 2026-08-18Questions this record answers
Each concise answer includes the same caveats shown elsewhere on the page.
01What is 351 West Hubbard Street?+
351 West Hubbard Street is an office building at 351 W Hubbard St in Chicago. The City benchmark record supports the address-level physical identity while parcel, title, control, management, occupancy and authority remain unknown.
02Is 351 West Hubbard Street ready for dispatch?+
No. It is a Public Seed and Graph Mapped, not Verified or Dispatch Ready.
03What remains unknown about 351 West Hubbard Street?+
parcel identity title current control management occupancy authority campus relationship
Explicit unknowns
Anything operationally material that is stale, incomplete, or unconfirmed remains visible here.
- 01parcel identity
- 02title
- 03current control
- 04management
- 05occupancy
- 06authority
- 07campus relationship
Evidence register
Source links are direct. Authority and supported claim groups are stated so readers can inspect the underlying record.
- 01City government public data ↗
2026-08-18 · Supports: rank 206 address-level identity and reported benchmark fields; Does not establish parcel, title, control, management, occupancy, authority, campus boundary, or dispatch readiness.
- 02City of Chicago ↗
2023 benchmarking result; dataset reviewed 2026-08-18 · Supports: Source-scoped reported building attributes for the accepted benchmark identity; Does not establish current title, control, operational authority or dispatch readiness.
Public change history
Only meaningful, accepted public deltas appear here. The current record above remains canonical.
351 West Hubbard Street
351 West Hubbard Street was added as a public, evidence-bounded building seed at 351 W Hubbard St; unresolved enrichment and authority fields remain explicit.