ZIP 63121 - 860Z200US63121 — Demographic Snapshot (2023)

Explore ZIP 63121 demographics: 24,571 residents, $41,285 median income, $93,900 median home value, and key housing insights for 2023.

Aug. 31, 2025

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Overview

If you're considering ZIP code 63121 for a home purchase, real estate investment, or business opportunity, understanding the local demographics and housing landscape is essential. Located in the St. Louis metropolitan area, this ZIP code offers a unique blend of affordability and community diversity. This 2023 snapshot provides a clear, data-driven look at population, income, housing costs, and racial composition to help homebuyers, investors, agents, small-business owners, and analysts make informed decisions.

Population & Households

ZIP 63121 is home to a population of 24,571 residents, making it a moderately sized community with a strong local presence. These residents are distributed across 10,916 households, reflecting a mix of family and individual living arrangements. With 12,745 total housing units in the area, there’s a notable inventory of homes, though not all are occupied. This balance of population and housing suggests opportunities for growth, whether you're looking to buy a home or invest in property.

Income & Housing Costs

The median household income in ZIP 63121 stands at $41,285, which indicates a community with modest earning power. For homebuyers or renters, this income level aligns with the area’s housing affordability. The median house value is $93,900, positioning this ZIP code as an accessible entry point for first-time buyers or investors seeking value-driven opportunities. Meanwhile, the median rent is $938 per month, offering a reasonable cost for those not ready to purchase. These figures highlight ZIP 63121 as a budget-friendly option compared to pricier nearby markets.

Race & Ethnicity

The demographic makeup of ZIP 63121 is predominantly Black, with 79.61% of residents identifying as such, reflecting a strong cultural identity in the area. White residents account for 13.53% of the population, while Asian and Hispanic communities represent smaller shares at 1.57% and 1.69%, respectively. This diversity can be a draw for businesses aiming to serve a specific demographic or for families seeking a culturally rich environment. Understanding this composition is key for tailoring real estate strategies or business offerings to the community’s needs.

Key Facts

  • Total population: 24,571 residents, offering a sizable local market or community base.
  • Total households: 10,916, indicating a mix of family and solo living arrangements.
  • Total housing units: 12,745, with some vacancy providing potential for buyers or investors.
  • Median household income: $41,285, reflecting a working-class economic profile.
  • Median house value: $93,900, an affordable option for homeownership.
  • Median rent: $938, a competitive rate for renters in the region.
  • Racial composition: 79.61% Black, 13.53% White, with smaller Asian and Hispanic populations.

What This Means for You

For homebuyers, ZIP 63121 presents an affordable path to ownership with a median home value of $93,900, well below many urban benchmarks. The modest median income suggests a community where cost of living aligns with earnings, making it a practical choice for first-time buyers or those on a budget. Investors and agents will find potential in the housing unit surplus—12,745 units against 10,916 households—indicating room for rental or flip opportunities at a low entry cost. The area’s diversity and population size also support long-term demand. For small-business owners, the demographic profile, especially the predominant Black community, offers a chance to cater to specific cultural or consumer needs, while the population of over 24,000 ensures a solid customer base. Analysts can use this data to benchmark ZIP 63121 against neighboring areas for deeper market studies. Whether your goal is personal, financial, or commercial, these metrics provide a foundation for smart decision-making.

Run This Study Yourself

  • Curious about other ZIP codes or want to dive deeper into ZIP 63121? Start by visiting ZipcodeGPT for a user-friendly analysis tool.
  • Enter any ZIP code to access up-to-date demographic, income, and housing data tailored to your needs.
  • Use the insights to compare markets, identify opportunities, and make data-driven decisions with confidence.

Frequently Asked Questions about ZIP 63121

  • What is the population of ZIP 63121?
    As of 2023, the estimated population of ZIP 63121 is 24,571.
  • How many households are in ZIP 63121?
    ZIP 63121 has approximately 10,916 households as of 2023.
  • What is the median household income in ZIP 63121?
    The median household income is $41,285 (ACS 2023).
  • What is the median home value in ZIP 63121?
    The median value of owner-occupied homes is $93,900 (ACS 2023).
  • What is the median monthly rent in ZIP 63121?
    Median gross rent is approximately $938 per month (ACS 2023).

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