Cobb Island, MD

Census ZIP code profile for Cobb Island, MD — 1 ZIPs, total population 1,062. Median income, home value, education, commute, and demographics from the U.S. Census Bureau American Community Survey 2023 5-Year Estimates.

2026 data Public-data reference. official source

Source:

Cobb Island, MD is covered by 1 USPS ZIP code serving a combined population of 1,062 according to Census ACS 5-Year Estimates. U.S. cities rarely map cleanly to a single ZIP — Cobb Island splits its residents across 1 delivery areas, each with its own demographic and housing profile. The table below lists every ZIP by population, so you can see which neighborhoods carry the weight of the city total and which are smaller pockets of the same municipal boundary.

Aggregated across every ZIP in Cobb Island, the median household income averages and per-capita income averages $49,865. Poverty rate runs at 2.5% and unemployment at 0.0%. On housing, the average median home value is $245,300 with median rent of per month, and 100.0% of occupied units are owner-occupied. These are arithmetic averages across the 1 ZIP — not population-weighted — so small ZIPs influence the headline numbers the same as large ones.

Use this city view to compare ZIPs inside Cobb Island against each other rather than hunting for a single "city average." The Affordability Dashboard linked below combines these Census inputs with HUD Fair Market Rents, FBI crime data, and Department of Labor childcare costs into a graded scorecard for Cobb Island as a whole, while individual ZIP pages show fine-grained household income, housing profile, education attainment, commute time, and nearby-ZIP benchmarks. Every field on this page is sourced directly from U.S. Census Bureau ACS 2023 5-Year Estimates — no estimates, no proprietary scoring, no editorial adjustment.

Affordability Dashboard
Income, housing, safety, childcare — all in one view
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1

ZIP Codes

1,062

Population

Median Income

$245,300

Median Home Value

45.8

Median Age

How much do residents of Cobb Island earn?

Per Capita Income
$49,865
Unemployment Rate
0.0%
Poverty Rate
2.5%

What does housing look like in Cobb Island?

Median Home Value
$245,300
Owner Occupied
100.0%
Housing Units
515

Who lives in Cobb Island?

Bachelor's Degree+
2.4%
High School+
68.1%
Foreign Born
2.4%

ZIP Codes in Cobb Island, MD

ZIP Code Population Density Timezone
20625 1,062 830 America/New_York

Frequently Asked Questions

How many ZIP codes are in Cobb Island, MD?
Cobb Island, MD has 1 ZIP code with a combined population of 1,062, based on Census ACS 2023 data.
What is the cost of living in Cobb Island?
The average median home value in Cobb Island, MD is $245,300. 100.0% of homes are owner-occupied.

Source: U.S. Census Bureau, American Community Survey (ACS) 5-Year Estimates (2023). Verify with Census Bureau →

Source: HUD USPS Crosswalk (ZIP-to-county mapping) and Source: simplemaps.com (ZIP coordinates & timezones). Verify with HUD →

PlainZIP is not affiliated with the U.S. Census Bureau or any government agency.

Disclaimer: This information is provided for informational purposes only and does not constitute professional advice. Data is sourced from the U.S. Census Bureau American Community Survey (ACS). Consult a qualified professional before making decisions based on this data.