| 1921 | - Beacham Theatre built* - Bessie Coleman, who lived in Orlando, becomes this country's first licensed black pilot*** |
| 1922 | - City buys Fair Grounds* - Tinker Field constructed. Dedicated in April. 1923.* - Orlando's first airport, built at Buck Field by Ed Nilson, known as the "father of Orlando's aviation." Later known as the Municipal Airport*** |
| 1923 | - Albertson Public Library opened* |
| 1924 | - City hall moved to old school building, Jackson Street and Orange Avenue* - Cheney Highway dedicated* |
| 1925 | - Boom Days* |
| 1926 | - Fiscal year changed to January 1-December 31** - Masonic Temple dedicated** - Dial telephones installed** - Planning and Zoning Commission started** - Fort Gatlin Hotel opened** - Dubsdread Country Club opened** - North Orlando Bank opened** |
| 1927 | - Atlantic Coast Line Depot dedicated January 11** - Municipal Auditorium dedicated February 21** - Junior Chamber of Commerce formed** - Chamber of Commerce building completed on East Central** - Court House dedicated October 12** - Johnny J. Jones moves to DeLand** |
| 1928 | - College Park Baptist Church organized** - First Church of Christ, Scientist, completed on Rosalind Avenue ** - Mrs. Edna Giles Fuller elected Florida's first woman legislator Election laws changed** - Municipal Airport dedicated October 4-5** - Salvation Army Citadel on East Central dedicated** |
| 1929 | - Air Mail instituted March 1** - Mediterranean Fruit Fly plague** - State Bank closed August 6** - Stock Market crash October 29** - Dr. Phillips perfects pasteurizing for citrus juices, extending shelf and storage life *** |
| 1930 | - DuPont takes over North Orlando State Bank (Florida Bank at Orlando)** |
References:
* Bacon, Eve. Orlando a Centennial History: Vol I. Chuluota, FL: The Mickler House, Publishers. 1975
** Bacon, Eve. Orlando a Centennial History: Vol II. Chuluota, FL: The Mickler House, Publishers. 1977
*** Orange County Regional History Center – Informational Display