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Kemp Mill, Maryland Demographics & Population 2026

During the 2020–2024 ACS period, Kemp Mill, Maryland had a total population of 13,042, the 114th largest community in Maryland, with a median household income of $146,354, which is 41% higher than the state average. The poverty rate is 10.5%.

Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes

Key Takeaways

Kemp Mill Quick Facts

Population 13,042
Median Household Income $146,354
Median Home Value $596,600
Poverty Rate 10.5%
Unemployment Rate 7.1%
Median Age 39.0 years
Homeownership Rate 83.9%
Affordability Ratio 4.1x
Bachelor's Degree or Higher 64.8%
High School Graduation Rate 93.5%
Diversity Index 63/100
Population 13,042 114th of 527
Median Income $146,354 top 30%
Poverty Rate 10.5% 16% lower than national
Median Home Value $596,600 top 20%

How Kemp Mill Changed

Change from the 2019–2023 ACS period to 2020–2024. These are rolling five-year estimates, not year-over-year measurements.

Metric2019–20232020–2024Change
Population14,43713,042-9.7%
Median household income$160,750$146,354-9.0%
Median home value$567,300$596,600+5.2%

How Kemp Mill Compares

Economy & Housing

Household Income Distribution

Under $25K 15.4%
$25K-$50K 5.7%
$50K-$100K 13.5%
$100K+ 65.5%
Detailed income brackets
Under $10K
8.4%
$10K-$15K
0.9%
$15K-$20K
1.8%
$20K-$25K
4.3%
$25K-$30K
0.9%
$30K-$35K
0.8%
$35K-$40K
1.0%
$40K-$45K
2.0%
$45K-$50K
0.9%
$50K-$60K
4.8%
$60K-$75K
3.9%
$75K-$100K
4.9%
$100K-$125K
7.6%
$125K-$150K
8.7%
$150K-$200K
12.8%
$200K+
36.4%

Employment

7.1% Unemployment Rate State: 4.9%|National: 5.2%
70.8% Labor Force Participation

Housing Overview

Owner 83.9%
Renter 16.1%
Affordability Index Moderate
4.1x home value to income ratio
Median gross rent $2,177/mo 17.8% of median household income annually

People & Demographics

Diversity Index

63out of 100
High Diversity

A diverse community with significant representation from multiple racial and ethnic groups.

State average: 68 | National average: 61

Education

Kemp Mill Rankings in Maryland

#114 Population of 527
#100 Median Income of 463
#54 Education of 527
#74 Home Value of 471

Other Cities in Montgomery County

CityPopulationMedian IncomePovertyHome Value
Germantown 90,719 $117,546 8.8% $422,400
Silver Spring 81,462 $99,860 10.6% $643,300
Gaithersburg 69,825 $112,467 8.8% $496,500
Bethesda 69,397 $192,237 4.3% $1,169,900
Rockville 67,671 $128,649 7.6% $682,300
Aspen Hill 53,279 $111,575 9.7% $570,000
Wheaton 52,926 $111,478 13.1% $501,200
North Bethesda 49,677 $129,092 5.2% $731,800
Potomac 45,902 $236,675 3.9% $1,157,000
Olney 35,797 $171,458 4.3% $656,600

Cities Similar to Kemp Mill

These cities in the same state have comparable population and economic profiles.

CityPopulationMedian IncomeHome ValueBachelor's+Poverty
Rosaryville12,883$158,923$478,70038.9%3.8%
Honeygo12,250$146,384$484,10055.1%1.8%
Westphalia13,228$164,197$531,00052.9%6.1%
Glenn Dale13,772$134,333$542,00051.2%2.0%
Brandywine12,160$157,587$551,00038.8%6.2%

Population Overview

Kemp Mill is a small city located in Maryland, within Montgomery County. The total population is 13,042. It ranks as the 114th most populous out of 527 Census-designated places in Maryland.

Age Demographics

The median age in Kemp Mill is 39.0 years. This is 1% lower than the state median of 39.4 years.

Economy, Income & Housing

The median household income in Kemp Mill is $146,354. This is 41% higher than the state median of $103,678. It is also 81% higher than the national median of $80,734. The poverty rate stands at 10.5%. This is 11% higher than the state poverty rate of 9.4%. The unemployment rate is 7.1%. This is 46% higher than the state rate of 4.9%. The median home value is $596,600. Housing costs are 42% higher than the state median of $419,900. The home-value-to-income ratio is 4.1x. 83.9% of occupied housing units are owner-occupied. This homeownership rate is 24% higher than the state average of 67.6%.

Race & Ethnicity

The largest racial or ethnic group in Kemp Mill is White (non-Hispanic), making up 56.8% of the population. Hispanic or Latino residents account for 15.9%. The Black or African American population (14.2%) is well below the state average of 28.9%.

Education

64.8% of residents aged 25 and older hold a bachelor's degree or higher. This places Kemp Mill in the top 10% of all cities in the state for educational attainment. This is 49% higher than the state rate of 43.5%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 93.5%. Notably, 41.0% of adults hold a graduate or professional degree, indicating a highly educated workforce.

Data Sources & Methodology

All demographic data for Kemp Mill, Maryland is sourced from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates. The ACS collects data from approximately 3.5 million households annually and pools five years of responses so that even small communities can be measured, though the margin of error widens as the population falls. Comparisons are made against Maryland state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 527 Census-designated places in Maryland. Read more about how these figures are produced on our methodology page, or visit data.census.gov for official data.

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Frequently Asked Questions

What is the population of Kemp Mill, Maryland?

Kemp Mill, Maryland has a population of 13,042 according to the most recent U.S. Census ACS 5-Year Estimates.

What is the median household income in Kemp Mill, MD?

The median household income in Kemp Mill is $146,354, which is 81% higher than the national median of $80,734.

What is the poverty rate in Kemp Mill, MD?

The poverty rate in Kemp Mill is 10.5%. This means approximately 1,341 residents live below the federal poverty line.

What is the racial makeup of Kemp Mill, Maryland?

Kemp Mill's population is 56.8% White, 14.2% Black, 15.9% Hispanic/Latino, and 5.0% Asian.

What is the median home value in Kemp Mill, MD?

The median home value in Kemp Mill is $596,600. The home-value-to-income ratio is 4.1x.

How educated is Kemp Mill, Maryland?

64.8% of adults (25+) in Kemp Mill hold a bachelor's degree or higher, and 41.0% hold a graduate or professional degree.