Aug. 26, 2025
If you’re considering a move, investment, or business opportunity in ZIP 91770, located in the heart of Southern California, this demographic and housing snapshot offers a clear picture of the area. Based on 2023 data, this ZIP code is home to a vibrant, diverse population with a strong economic foundation. Whether you’re a homebuyer, real estate investor, small-business owner, or analyst, understanding the community’s makeup and housing trends in 91770 can guide your next steps. Let’s dive into the numbers to uncover what makes this area unique and how it might align with your goals.
ZIP 91770 has a total population of 58,893 residents, making it a sizable community with a dynamic mix of families, professionals, and individuals. This population is distributed across 16,728 households, reflecting a robust residential base. With 17,704 total housing units in the area, there’s a slight surplus of homes compared to households, which could indicate some availability for new residents or investors looking to enter the market. These figures suggest a well-established community with potential for growth or turnover in housing occupancy.
The median household income in ZIP 91770 stands at $73,757, pointing to a community with moderate to strong earning power. This income level supports a housing market where the median house value is $712,700—a significant investment that reflects the area’s desirability and likely proximity to economic hubs or amenities in Southern California. For renters, the median rent is $1,740 per month, which is relatively high and suggests a competitive rental market. These metrics indicate that 91770 is a place where financial stability is key for residents, and housing costs may require careful budgeting or investment planning.
The demographic composition of ZIP 91770 is notably diverse, with a strong cultural mix that shapes the community’s identity. The largest racial group is Asian, comprising 65.29% of the population, followed by Hispanic or Latino residents at 28.52%. White residents make up 4.0% of the population, while Black or African American residents account for just 0.53%. This diversity suggests a multicultural environment where businesses, schools, and social spaces likely reflect a blend of traditions and perspectives, offering unique opportunities for connection and engagement.
For homebuyers, ZIP 91770 offers a diverse, established community with high home values ($712,700 median), suggesting long-term value but requiring significant financial readiness. The slight surplus of housing units (17,704 vs. 16,728 households) may provide some options, though competition could be stiff given the area’s appeal. Investors and real estate agents will find a market with strong appreciation potential, especially with median incomes ($73,757) supporting housing demand, though high entry costs and rental rates ($1,740 median) mean targeting the right buyer or tenant is critical. Small-business owners can leverage the area’s diversity (65.29% Asian, 28.52% Hispanic) to tailor products or services to cultural preferences, while the sizable population (58,893) offers a broad customer base. Analysts can use these metrics to assess economic stability and demographic trends, noting the income-to-housing cost ratio as a key indicator of affordability challenges or opportunities.
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