The Classen
9th tallest finished building in Oklahoma City

The Classen is a residential building in Oklahoma City, with 21 floors, finished in 1967. It stands 87.5 m (287 ft) tall, which makes it the 9th tallest finished building in Oklahoma City.
- Height
- 87.5 m · 287 ft
- Rank in Oklahoma City
- 9th of 25 listed
- Floors
- 21
- Completed
- 1967
- Use
- Residential
- City
- Oklahoma City, USA
Next to it in the ranking
7th · City Place Tower119.2 m · 391 ft · 1931
8th · Valliance Tower98 m · 322 ft · 1983
10th · Leadership Square North86.9 m · 285 ft · 1984
11th · Arvest Tower85.7 m · 281 ft · 1972
See all of Oklahoma City's tallest buildings
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Heights, floors and years for finished buildings follow published figures, cross-checked with Wikipedia's list of tallest buildings in Oklahoma City. Last checked 3 Nov 2026.