Located just north of the DC line, Sumner is a small community in Bethesda with convenient access to Washington DC and Northern Virginia. Nestled close to the Potomac River, the area is close to a number of local trails and parks. Most of the homes were built in the earlier part of the twentieth century, though there are several new homes that have been built throughout the community. Sumner boasts traditions including the annual Halloween parade, and a close-knit, voluntary citizens association. While the Sumner community feel is abundant, Sumner boasts its own shopping center and restaurants, offering city convenience in a suburban setting.
13,037 people live in Sumner, where the median age is 28.4 and the average individual income is $68,962. Data provided by the U.S. Census Bureau.
Total Population
Median Age
Population Density Population Density This is the number of people per square mile in a neighborhood.
Average individual Income
Sumner has 6,696 households, with an average household size of 1.45. Data provided by the U.S. Census Bureau. Here’s what the people living in Sumner do for work — and how long it takes them to get there. Data provided by the U.S. Census Bureau. 13,037 people call Sumner home. The population density is 17,807.08 and the largest age group is Data provided by the U.S. Census Bureau.
Total Population
Population Density Population Density This is the number of people per square mile in a neighborhood.
Median Age
Men vs Women
Population by Age Group
0-9 Years
10-17 Years
18-24 Years
25-64 Years
65-74 Years
75+ Years
Education Level
Total Households
Average Household Size
Average individual Income
Households with Children
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Without Children:
Marital Status
Blue vs White Collar Workers
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White Collar: