875 North Michigan Avenue
875 N Michigan Ave, Chicago, IL 60611
50% provisional source coverage
USE BOUNDARYNot verified · Not dispatch ready
875 North Michigan Avenue, formerly the John Hancock Center, is a mixed-use high-rise tower at 875 N Michigan Ave associated with Chicago benchmark ID 100429. It is Graph Mapped as a Public Seed, not Verified or Dispatch Ready.
Canonical identity
This Public Seed establishes the physical tower identity and separates the observation deck and other mixed-use components from parcel, title, management and operating-authority claims.
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.
Physical identity
SOM identifies 875 North Michigan Avenue as formerly John Hancock Center and reports the original architectural project facts.
SOM project record reviewed August 18, 2026Observation-deck scope
360 CHICAGO identifies its observation deck on the 94th floor and published a dated plan for expansion to upper floors.
First-party pages reviewed August 18, 2026Component boundary
The tower, retail podium, residences, observation deck, parking, antennas, separately held floors and parcels remain distinct unless authoritative evidence links them.
Evidence boundary reviewed August 18, 2026Questions this record answers
Each concise answer includes the same caveats shown elsewhere on the page.
01What is 875 North Michigan Avenue?+
875 North Michigan Avenue, formerly the John Hancock Center, is a mixed-use high-rise tower at 875 N Michigan Ave associated with Chicago benchmark ID 100429. It is Graph Mapped as a Public Seed, not Verified or Dispatch Ready.
02Is 875 North Michigan Avenue ready for dispatch?+
No. It is a Public Seed and Graph Mapped, not Verified or Dispatch Ready.
03What remains unknown about 875 North Michigan Avenue?+
Authoritative parcel/PIN, legal description, condominium or separate-floor interests and recorded title. Current tower-wide owner, property manager, component operators, occupancy and authority scopes. Permits, life-safety status, building-wide access, dispatch, telecom and authorization rules.
Explicit unknowns
Anything operationally material that is stale, incomplete, or unconfirmed remains visible here.
- 01Authoritative parcel/PIN, legal description, condominium or separate-floor interests and recorded title.
- 02Current tower-wide owner, property manager, component operators, occupancy and authority scopes.
- 03Permits, life-safety status, building-wide access, dispatch, telecom and authorization rules.
Evidence register
Source links are direct. Authority and supported claim groups are stated so readers can inspect the underlying record.
- 01City benchmark record reference ↗
City of Chicago source-record reference reviewed August 18, 2026 · Supports: Candidate benchmark identity and address context
- 02SOM project directory ↗
Original architect project page reviewed August 18, 2026 · Supports: Current/former name relationship and architectural project facts
- 03360 CHICAGO history ↗
Current observation-deck page reviewed August 18, 2026 · Supports: Observation-deck and published operator-portfolio context
- 04360 CHICAGO announcement ↗
First-party announcement dated June 11, 2025 · Supports: Dated upper-floor expansion plan, not completion or permit evidence
Public change history
Only meaningful, accepted public deltas appear here. The current record above remains canonical.
875 North Michigan Avenue
875 North Michigan Avenue was added as a Public Seed with a stable public identity and evidence-bounded facts; unresolved parcel, title, component, operating and authorization fields remain explicit.