Cape Saint Claire, MD Profile: Facts & Data


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Cape Saint Claire, Maryland - Basic Facts

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The Cape Saint Claire CDP(1) had a population of 9,275 as of July 1, 2021. Cape Saint Claire ranks in the upper quartile for Population Density when compared to the other cities, towns and Census Designated Places (CDPs) in Maryland. See peer rankings below.

The primary coordinate point for Cape Saint Claire is located at latitude 39.0432 and longitude -76.445 in Anne Arundel County. The formal boundaries for the Cape Saint Claire Census Designated Place encompass a land area of 2 sq. miles and a water area of 0.52 sq. miles. Anne Arundel County is in the Eastern time zone (GMT -5). The elevation is 85 feet.

The Cape Saint Claire Census Designated Place has a U1 Census Class Code which indicates a census designated place with an official federally recognized name. It also has a Functional Status Code of "S" which identifies a statistical entity.

The Cape Saint Claire Census Designated Place is located within District 5, a minor civil division (MCD) of Anne Arundel County.

  1. A Census Designated Place (CDP) is a statistical counterpart to a self-governing (incorporated) place such as a city, town, or village. A CDP is not a legal entity and has no governmental functions.

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  1. Cape Saint Claire 2021 Demographic Data
  2. Growth Rates for Cape Saint Claire (Historical & 5-Year Forecast)
  3. Peer Comparisons (Rank and Percentile)
  1. Neighborhoods Demographics (Home Values, Household Income, etc.)
  2. Maryland Research Tools (Easy Tools & Current Data)
  3. Maryland Data Comparison Tool - 2021 Demographics

Cape Saint Claire, MD Data & Demographics (As of July 1, 2021)


Total Population 9,275 (100%)
Population in Households 9,271 (100.0%)
Population in Families 7,893 (85.1%)
Population in Group Quarters1 4 ( 0.0%)
Population Density 4,624
Diversity Index2 34


Median Household Income $109,492
Average Household Income $133,058
% of Income for Mortgage4 16%
Per Capita Income $48,457
Wealth Index5 184


Total HU (Housing Units) 3,478 (100%)
Owner Occupied HU 2,834 (81.5%)
Renter Occupied HU 548 (15.8%)
Vacant Housing Units 96 ( 2.8%)
Median Home Value $405,189
Average Home Value $471,488
Housing Affordability Index3 154


Total Households 3,382
Average Household Size 2.74
Family Households 2,461
Average Family Size 3
  1. Group Quarters - a place where people live or stay in a group living arrangement. Includes college residents halls, nursing facilities, military barracks, and correctional facilities.
  2. The Diversity Index is a scale of 0 to 100 that represents the likelihood that two persons, chosen at random from the same area, belong to different races or ethnic groups. If an area's entire population belongs to one race AND one ethnic group, then the area has zero diversity. An area's diversity index increases to 100 when the population is evenly divided into two or more race/ethnic groups.
  3. The Housing Affordability Index base is 100 and represents a balance point where a resident with a median household income can normally qualify to purchase a median price home. Values above 100 indicate increased affordability, while values below 100 indicate decreased affordability.
  4. The % of Income for Mortgage quantifies the percentage of median household income dedicated to mortgage payments on a home priced at the median value (assuming a 30-year mortgage and a 20% down payment).
  5. The Wealth Index is based on a number of indicators of affluence including average household income and average net worth, but it also includes the value of material possessions and resources. It represents the wealth of the area relative to the national level. Values above or below 100 represent above-average wealth or below-average wealth compared to the national level.


2010-2021 2021-2026
Population 0.52% 0.62%
Households 0.5% 0.58%
Families 0.39% 0.49%
Median Household Income   1.56%
Per Capita Income   2.01%
Owner Occupied HU   0.81%

Cape Saint Claire, MD - Peer Comparisons by Rank and Percentile

The table below compares Cape Saint Claire to the other 518 incorporated cities, towns and CDPs in Maryland by rank and percentile using July 1, 2021 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.

Variable Description Rank Percentile
Total Population # 142 73rd
Population Density # 62 88th
Median Household Income # 106 80th
Housing Affordability Index # 285 55th
Per Capita Income # 131 75th
Diversity Index # 298 43rd

Additional comparisons and rankings can be made with a VERY EASY TO USE Maryland Census Data Comparison Tool.

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