ZIP Code 20603 — Demographics & Housing Data 2023

Explore ZIP 20603 demographics: 32,649 residents, $137,138 median income, $430,700 median home value, and diverse community insights.

Aug. 30, 2025

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Overview

If you’re considering ZIP code 20603 for your next home, investment property, or business location, understanding the local demographics and housing landscape is essential. Located in Maryland, this area offers a blend of suburban appeal and economic opportunity. With a population of over 32,000 and a median household income surpassing $137,000, ZIP 20603 stands out as a financially robust community with diverse residents and housing options. This article breaks down the key metrics for 2023, providing actionable insights for homebuyers, real estate investors, small-business owners, and analysts.

Population & Households

ZIP 20603 is home to 32,649 residents, making it a moderately sized community with a strong residential base. These individuals are distributed across 11,518 households, reflecting a vibrant and active area. The total number of housing units stands at 11,887, indicating a slight surplus of available homes relative to occupied households. This balance suggests potential opportunities for buyers or renters looking to settle in the area, as well as for investors eyeing vacant properties.

Income & Housing Costs

One of the standout features of ZIP 20603 is its economic strength, with a median household income of $137,138. This figure points to a community with significant purchasing power, which can be a draw for businesses targeting higher-income consumers. On the housing front, the median home value is $430,700, reflecting a competitive real estate market that aligns with the area’s affluent profile. For renters, the median monthly rent is $2,021, which, while substantial, remains within reach for many households given the income levels. These metrics highlight ZIP 20603 as a place where both owning and renting come with a premium, but the financial capacity of residents supports such costs.

Race & Ethnicity

The demographic makeup of ZIP 20603 is notably diverse, offering a rich cultural tapestry that can appeal to a wide range of residents and business owners. The largest racial group is Black or African American, comprising 60.42% of the population, followed by White residents at 18.19%. Hispanic or Latino individuals make up 9.47%, while Asian residents account for 5.79%. This diversity can influence community dynamics, local businesses, and cultural offerings, making ZIP 20603 a welcoming environment for people from various backgrounds.

Key Facts

  • Total population: 32,649 residents, indicating a sizable community with a strong local presence.
  • Total households: 11,518, showing a robust residential base for potential businesses.
  • Median household income: $137,138, reflecting significant economic strength.
  • Median home value: $430,700, pointing to a competitive housing market.
  • Median rent: $2,021 per month, aligning with the area’s higher income levels.
  • Diverse population: 60.42% Black, 18.19% White, 9.47% Hispanic, and 5.79% Asian.
  • Total housing units: 11,887, suggesting some availability for new residents or investors.

What This Means for You

For homebuyers, ZIP 20603 offers a stable, affluent community with homes valued at a median of $430,700. The slight surplus of housing units could mean less competition in certain segments, but be prepared for premium pricing. Real estate investors and agents will find opportunity in the area’s economic strength and diversity, which can drive demand for both rental and purchase properties. The median rent of $2,021 suggests a viable rental market for landlords. Small-business owners can benefit from the high median income of $137,138, which indicates a customer base with disposable income for goods and services, especially those tailored to a diverse population. Finally, analysts can use these metrics to benchmark ZIP 20603 against other regions, noting its strong income and housing value as indicators of economic health.

Run This Study Yourself

  • Curious about other ZIP codes or want to dive deeper into ZIP 20603? 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 make informed decisions for your home purchase, investment, or business strategy.

Frequently Asked Questions about ZIP 20603

  • What is the population of ZIP 20603?
    As of 2023, the estimated population of ZIP 20603 is 32,649.
  • How many households are in ZIP 20603?
    ZIP 20603 has approximately 11,518 households as of 2023.
  • What is the median household income in ZIP 20603?
    The median household income is $137,138 (ACS 2023).
  • What is the median home value in ZIP 20603?
    The median value of owner-occupied homes is $430,700 (ACS 2023).
  • What is the median monthly rent in ZIP 20603?
    Median gross rent is approximately $2,021 per month (ACS 2023).

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