1910’s: Growth Slows

• Five industrial “company” towns established north and southeast of town: Nichols, Bay Point/Port Chicago, Clyde, Avon and Cowell.
• Major fire sweeps downtown (1917). Resulting effects on land use there are still apparent.
• Carnegie Foundation grant funds construction of first autonomous library.

1920’s: Agricultural Period Continues and Now a Transportation Hub

• Ranches, farms and dairies thrive. Planting of walnut, almond, olive and fruit orchards intensifies. Three railroads and state highway service town.
• U.S. Airmail Field established on West Street at Clayton Road (initially as Weather Alternate – then as a Primary field). First transcontinental commercial airline flight transits there.
• Chamber of Commerce supports NORCAL airline operations from Mahoney Field (on Clayton Road near Sacramento Northern electric railroad depot) to Los Angeles area. Flights last one month.
• David Brubeck, world renown jazz pianist, born in family home on Colfax Street.