ZIP Code 91103 — Demographics & Housing Data 2023

Explore ZIP 91103 demographics, housing costs, and population insights for homebuyers, investors, and businesses in 2023.

Aug. 31, 2025

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Overview

If you’re considering a move, investment, or business opportunity in ZIP 91103, located in Pasadena, California, this demographic and housing snapshot offers a clear picture of the area in 2023. With a diverse population, robust household income, and high housing values, this ZIP code presents unique opportunities and challenges for homebuyers, real estate investors, small-business owners, and analysts. Let’s break down the key metrics to help you make informed decisions about living, investing, or operating in this community.

Population & Households

ZIP 91103 is home to a population of 24,910 residents as of 2023. This sizable community is spread across 8,496 households, indicating a mix of family and individual living arrangements. The total number of housing units in the area stands at 9,392, suggesting a slight surplus of available properties relative to occupied households. This could point to potential rental or purchase opportunities for those looking to enter the market, though demand and pricing remain critical factors to consider.

Income & Housing Costs

The median household income in ZIP 91103 is $84,683, reflecting a relatively strong earning capacity among residents. This income level supports a housing market with significant value, as the median house price reaches $960,000. For renters, the median monthly rent is $1,925, which aligns with the area’s higher cost of living. These figures suggest that while ZIP 91103 offers economic stability for many, affordability may be a concern for first-time buyers or those with lower incomes. Investors and business owners, however, may find the income levels indicative of a market with disposable income to support local commerce.

Race & Ethnicity

The demographic makeup of ZIP 91103 is notably diverse, offering a multicultural environment that can appeal to a wide range of residents and businesses. Hispanic residents make up the largest group at 45.06% of the population, followed by White residents at 23.77%. Black or African American individuals account for 14.37%, while Asian residents comprise 12.4%. This diversity can be a significant draw for small businesses looking to cater to varied cultural preferences or for families seeking an inclusive community to call home.

Key Facts

  • Total population: 24,910 residents in 2023, offering a substantial local market.
  • Total households: 8,496, reflecting a mix of family and solo living arrangements.
  • Total housing units: 9,392, with some potential availability for new occupants.
  • Median household income: $84,683, indicating strong earning potential.
  • Median house value: $960,000, positioning this as a high-value real estate market.
  • Median rent: $1,925 per month, consistent with the area’s elevated housing costs.
  • Diverse population: 45.06% Hispanic, 23.77% White, 14.37% Black, and 12.4% Asian.

What This Means for You

For homebuyers, ZIP 91103 presents a high-value market with a median home price of $960,000. While this may stretch budgets for some, the area’s median household income of $84,683 suggests a stable community with economic resilience. Be prepared for competitive offers and consider working with a local agent to navigate this pricey landscape.

For real estate investors and agents, the slight gap between total housing units (9,392) and occupied households (8,496) could signal opportunities for rentals or flips. However, the high median rent of $1,925 and home values indicate a market where tenants and buyers expect quality, so focus on well-maintained or premium properties to maximize returns.

For small-business owners, the diverse population of 24,910 and solid income levels offer a promising customer base. Tailoring products or services to the cultural diversity—particularly the large Hispanic demographic (45.06%)—could help you stand out. Additionally, the income data suggests residents have spending power for non-essential goods and services.

For analysts, these metrics provide a foundation for deeper market studies. The interplay of high housing costs and diverse demographics in ZIP 91103 could inform trends in urban development, affordability, or community needs over time.

Run This Study Yourself

  • Curious about other ZIP codes or want to dive deeper into ZIP 91103? Start by visiting ZipcodeGPT for a user-friendly platform to explore demographic and housing data.
  • Enter any ZIP code to access up-to-date metrics on population, income, housing, and more, tailored to your specific interests.
  • Use the insights to make data-driven decisions for buying, investing, or launching a business in any area of interest.

Frequently Asked Questions about ZIP 91103

  • What is the population of ZIP 91103?
    As of 2023, the estimated population of ZIP 91103 is 24,910.
  • How many households are in ZIP 91103?
    ZIP 91103 has approximately 8,496 households as of 2023.
  • What is the median household income in ZIP 91103?
    The median household income is $84,683 (ACS 2023).
  • What is the median home value in ZIP 91103?
    The median value of owner-occupied homes is $960,000 (ACS 2023).
  • What is the median monthly rent in ZIP 91103?
    Median gross rent is approximately $1,925 per month (ACS 2023).

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