Diamond Grading
Excavation contractor in Jurupa Valley, CA 92509
About this company
Diamond Grading is listed as an excavation contractor at 4043 Avon St in Jurupa Valley, California, in Riverside County. Federal motor carrier records list 4 drivers and 4 trucks for the company. It is one of 9 excavation and demolition companies in ZIP 92509.
Other excavation and demolition companies nearby
King General Construction8611 Tourmaline Ct, Riverside
0.7 mi(951) 292-4948
The Conco Companies13052 Dahlia St, Fontana
3.5 mi(909) 350-0474
Tri County Backhoe & Grading4530 Hillside Ave, Norco
5.6 mi(951) 371-7942
Rodriguez Clean Up and Demolition5236 El Rivino Rd, Jurupa Valley
5.9 mi(626) 539-6083
A&J Septic Services3945 Madrona Rd, Riverside
6.2 mi(951) 565-0517
Housing market around ZIP 92509
Figures describe the local area, not this company.
Typical home value$633,000+1.6% past year · +95% in 10 years
Typical rent$2,723+5.4% past year
12-month value outlook+0.1%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. 17% of the homes in this ZIP were built since 2000.
Local figures are estimates from public records and Zillow housing data, updated regularly.