Research/Chicago/Old Republic Building
Public SeedReviewed August 18, 2026

Old Republic Building

307 N Michigan Ave, Chicago, IL 60601

QUALITY STATE

38% provisional source coverage

USE BOUNDARY

Not verified · Not dispatch ready

Direct answer

Old Republic Building is a office building at 307 N Michigan Ave, Chicago, IL 60601 associated with Chicago benchmark ID 158414. It is Graph Mapped as a Public Seed, not Verified or Dispatch Ready.

CompletedUnknownNot yet resolved
StoriesUnknownConflicting or unavailable
Critical fields sourced4/1038% provisional coverage
Dispatch readyNoLive accuracy audit required
01

Canonical identity

The City of Chicago identifies Old Republic Building at 307 N Michigan Ave as a 1924 Chicago Landmark office building. The queue's supplied address range is retained separately; current title, authority, and operating rules are unverified.

Property typeOffice building
Management route
Ownership claim
LocationNot independently verified
02

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.

03

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

The City of Chicago identifies Old Republic Building at 307 N Michigan Ave as a 1924 Chicago Landmark office building. The queue's supplied address range is retained separately; current title, authority, and operating rules are unverified.

Sources reviewed August 18, 2026

Evidence boundary

Parcel, title, control, management, operator and action authority are not inferred from public identity evidence.

Boundary reviewed August 18, 2026

Coverage state

Public Seed / Graph Mapped only; explicit unknowns and preserved conflicts remain for later enrichment.

Accepted August 18, 2026
04

Questions this record answers

Each concise answer includes the same caveats shown elsewhere on the page.

01What is Old Republic Building?+

Old Republic Building is a office building at 307 N Michigan Ave, Chicago, IL 60601 associated with Chicago benchmark ID 158414. It is Graph Mapped as a Public Seed, not Verified or Dispatch Ready.

02Is Old Republic Building ready for dispatch?+

No. It is a Public Seed and Graph Mapped, not Verified or Dispatch Ready.

03What remains unknown about Old Republic Building?+

Direct City benchmark-row contents beyond supplied identity fields. Whether the supplied 301-317 range represents the exact benchmark record's address normalization, footprint, multiple components, or another addressing convention. Parcel/PIN, legal description, recorder instrument, current title, beneficial ownership, and control chain. Current manager/operator, management agreement, and authority for any action. Complete tenant, suite, retail, parking, and component boundaries. Permits, inspections, life-safety, zoning, telecom, and operating rules.

05

Explicit unknowns

Anything operationally material that is stale, incomplete, or unconfirmed remains visible here.

  1. 01Direct City benchmark-row contents beyond supplied identity fields.
  2. 02Whether the supplied 301-317 range represents the exact benchmark record's address normalization, footprint, multiple components, or another addressing convention.
  3. 03Parcel/PIN, legal description, recorder instrument, current title, beneficial ownership, and control chain.
  4. 04Current manager/operator, management agreement, and authority for any action.
  5. 05Complete tenant, suite, retail, parking, and component boundaries.
  6. 06Permits, inspections, life-safety, zoning, telecom, and operating rules.
06

Evidence register

Source links are direct. Authority and supported claim groups are stated so readers can inspect the underlying record.

  1. 01
    City of Chicago (supplied Energy Benchmarking Covered Buildings reference)

    Candidate reference supplied in governing work packet; direct row read-back unavailable in this worker environment. · Supports: Source-scoped public facts only; Does not establish unobserved row data, physical component boundaries, parcel, title, control, management, energy performance, compliance, or rules.

  2. 02
    City of Chicago Commission on Chicago Landmarks

    Current City landmark record read 2026-08-18. · Supports: Source-scoped public facts only; Landmark record is not current title, parcel/PIN, control-chain, manager authority, occupancy, condition, or operating-rule evidence.

  3. 03
    Old Republic International Corporation public website

    Current corporate locations page read 2026-08-18. · Supports: Source-scoped public facts only; Corporate locations page; not a lease, complete occupancy roster, building management or ownership evidence, authority delegation, or operational-rule evidence.

07

Public change history

Only meaningful, accepted public deltas appear here. The current record above remains canonical.

Published

Old Republic Building

Old Republic Building was added as a public, evidence-bounded building seed at 307 N Michigan Ave, Chicago, IL 60601; unresolved enrichment and authority fields remain explicit.

buildingPublic Seed3 cited sourcesView in changelog ↗