For 2026, the Conventional loan limit in Diamond-Bar, within Los Angeles county, CA, is $970,800, whereas the FHA limit is $970,800 for a single-family residence.
Utilize the Lendersa® Conventional loan calculator to compare prevailing rates of Conventional, FHA, and USDA loans. Determine what income, credit, reserves, and documentation you need to qualify. This tool allows side-by-side comparison of Conforming Conventional, USDA, FHA, and VA loans, helping you decide which program suits your financial status in CA.
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| Loan Type | Loan Limit | Down Payment |
| Conventional Conforming | $970,800 | 3% |
| USDA | $657,900 | 0% |
| FHA | $970,800 | 3.5% |
Information applicable for these zip codes: 91789
Lendersa® aims to quickly find the most suitable Conventional, USDA, or FHA loan, ensuring a hassle-free process. Choose from three pathways to match with lenders and loan programs:
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