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Chicago Marriott Downtown Magnificent Mile

Chicago, United States

Built 1978 · Last completed renovation 2020

Chicago Marriott Downtown Magnificent Mile in Chicago was last renovated in 2020, and originally built in 1978 (sourced renovations: 2006, 2019, 2020). Its HotelChrono freshness score is 7.9/10 — every date linked to a cited source.

HotelChronoSourced & VerifiedHigh confidenceLast verified: 24 Sept 2026How we verify →Report an error

Renovation forecast · estimate

Next renovation expected around 2027

In about 1 year (≈7-year cycle). A model estimate, not a sourced fact.

Renovation Radar →
Chicago Marriott Downtown Magnificent Mile, Chicago

Photo via Wikimedia Commons

Timeline

  1. 1978

    Hotel opens

  2. 2006

    Health club, lobby and guestroom corridors renovated

  3. 2019

    Property renovation noted by venue directory

  4. 2020

    Renovation completed

How this score is computed

Chrono Score v1.1deterministic · reproducible · pure freshness, never mixed with stars
# sourced: last completed renovation in 2020
100 − 3.5 × 6 years = 79
= 7.9 / 10 · Ageing

Every figure here traces back to the sourced renovation year above — no hidden weighting, no black box. Recompute it yourself. See the full methodology →

What changed in the 2020 renovation

Renovation completed
Recently completing a five-year, $110 million property-wide renovation, guests of the 1,200-room downtown property once again have access to 68,000 square feet of meeting and event spacesource · retrieved 2026-09-24

Scope is quoted verbatim from the cited source — we never guess what a renovation covered.

Facts

Stars

4★

Built

Sourced

1978

Last completed renovation

Verified

2020

Renovation history (sourced)

2006·2019·2020

Sources record multiple renovations (20062020). The Chrono Score uses the most recent completed one.

Ownership & operator

Who runs and owns this hotel, at the company level — from public sources. The decision layer behind every renovation.

Ownership data depth

1/3 · 33%

  • Operating brand
  • Management / operator
  • Ownership

Operating brand

Marriott

Flag this hotel operates under.

FF&E supplier or contractor? The Renovation Radar package adds the ownership group, operator and a sourced public business contact for hotels approaching their renovation cycle.

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Sources

Our iron rule: no quote, no data. Every date links back to the exact sentence it came from.

Editorial · Full renovation 2020weight 0.85 · retrieved 2026-09-24view source →

Recently completing a five-year, $110 million property-wide renovation, guests of the 1,200-room downtown property once again have access to 68,000 square feet of meeting and event space

Secondary · Renovation 2019weight 0.70 · retrieved 2026-09-24view source →

Renovated in 2019.

Secondary · Renovation 2006weight 0.70 · retrieved 2026-09-24view source →

As of May, 2006 we completed a renovation on our health club, lobby and guestroom corridors.

Secondary · Built 1978weight 0.70 · retrieved 2026-09-24view source →

Since opening in 1978, the Magnificent Mile Marriott has celebrated Chicago's rich culture and always modern style.

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Frequently asked

When was Chicago Marriott Downtown Magnificent Mile built?+

Chicago Marriott Downtown Magnificent Mile (Chicago, United States) was built in 1978.

How old is Chicago Marriott Downtown Magnificent Mile?+

Chicago Marriott Downtown Magnificent Mile is 48 years old — it was built in 1978 and last renovated in 2020. Age measures the building; the Chrono Score measures how fresh it feels today.

When was Chicago Marriott Downtown Magnificent Mile last renovated?+

Its most recent completed renovation was in 2020.

What is the Chrono Score of Chicago Marriott Downtown Magnificent Mile?+

Its Chrono Score is 7.9/10 (Ageing) — a pure freshness metric, separate from its 4-star rating.

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