Robertson's Ready Mix
General contractor in Corona, CA 92879
About this company
Robertson's Ready Mix is listed as a general contractor at 1540 Sherborn St in Corona, California, in Riverside County. Federal motor carrier records list 1,239 drivers and 1,239 trucks for the company. It is one of 49 general contractors in ZIP 92879.
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Housing market around ZIP 92879
Figures describe the local area, not this company.
Typical home value$684,000+0.4% past year · +84% in 10 years
Typical rent$2,576+3.8% past year
12-month value outlook+0.2%Roughly flat
New homes permitted, 20259,697Riverside County
Days to sale agreement31Riverside metro · 37 a year ago
Listings with a price cut24.0%Riverside metro
Sale price vs list99.1%Riverside metro
New construction sales482Riverside metro, Aug · −14% from last year
Source: Zillow (home values, rent, outlook and metro sales), data through Sep 2026. Permits: U.S. Census Bureau.
Typical home value, last 10 years
Source: Zillow Home Value Index, Sep 2026.
Local building angle: Riverside County permitted 9,697 new homes in 2025, including 3,066 apartment units. 13% of the homes in this ZIP were built since 2000.
Local figures are estimates from public records and Zillow housing data, updated regularly.