Garage door companies in Diamond Bar, CA 91789

3 garage door companies, with local market data for this ZIP.

Area profitability, garage doors65 / 100Strong market, crowded field
Typical home value$1,128,000+1.4% in the past year
New homes permitted, 202522,250Los Angeles County
Homeowners82.1%12,716 households

Source: Zillow (home value and housing demand in the score), data through Sep 2026. Permits and households: U.S. Census Bureau.

Anyday Garage Door Repair of WalnutGarage door company · 20935 Golden Springs Dr, Diamond Bar(909) 707-1359 · anydaygaragedoors.com
Journey Garage DoorGarage door company · 18856 Amar Rd, Walnut(888) 299-9491 · journeygaragedoor.com
Journey Garage DoorGarage door company · 368 N Lemon Ave, Walnut(888) 299-9491 · journeygaragedoor.com
Journey Garage DoorGarage door company · 21050 Golden Springs Dr, Walnut(888) 299-9491 · journeygaragedoor.com
Louis Doors, Inc.Garage door company · 18800 Amar Rd Ste C8, Walnut(626) 912-0026 · louisdoors.com

Garage doors in ZIP 91789 at a glance

Local building angle: Los Angeles County permitted 22,250 new homes in 2025, including 10,633 apartment units. 6% of the homes in this ZIP were built since 2000.
Local figures are estimates from public records and Zillow housing data, updated regularly.