PlainZIP

Barnesville, MD · standard

ZIP Code 20838

Montgomery County, Maryland - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.

259
37/sq mi
$250,001
Median income
$775,700
Median home value
77.5%
Bachelor's or higher

The verdict

Barnesville pairs a top-decile household income with top-decile home values, in a rural, homeowner-dominated area.

Top 1%
household income, US ZIPs
Top 5%
home value, US ZIPs
37
people per sq mi
98%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 20838 against every reporting US ZIP.

ZIP code 20838 is a sparsely populated ZIP (a standard USPS delivery area) in Barnesville, Montgomery County, Maryland, home to just 259 residents across 7.0 square miles, a density of 37 people per square mile, in the New York time zone.

ZIP 20838 skews affluent, with a median household income of $250,001 (119% above the Maryland average), while per-capita income is $80,514. The poverty rate stands at 2.3% and the unemployment rate at 0.6%. On housing, the median home value is $775,700 (73% above the state average) with median rent at - per month, and 97.8% of occupied units are owner-occupied.

This is a highly-educated ZIP: 77.5% of adults hold a bachelor's degree or higher, the median age is 34.4, and the average commute is -. Beyond these figures, 10 nearby ZIP codes within about 10 miles are surfaced below, along with 6 more sharing Montgomery County, letting you compare 20838 to its immediate surroundings rather than a national baseline alone.

Every figure on this page is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates (including median rent) and the FHFA House Price Index, no estimates, no proprietary scoring. Verify with Census →

Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + FHFA HPI ACS demographics and median rent, ZBP business establishments, FHFA HPI for ZIP 20838, Barnesville, MD · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; FHFA HPI updated quarterly/annually.

Quick Facts

259

Population

7.0

Area (sq mi)

37

People / sq mi

New York

Time Zone

standard

ZIP Type

Neighborhood Scorecard
Get an A-F grade across income, safety, housing, rent, education, commute, and childcare for this ZIP code.
View Scorecard →

Who lives in ZIP 20838?

34.4

Median Age

47.7%

Male

52.3%

Female

1.3%

Foreign-Born

White 96.1%
African American 0.7%
Asian 0.3%
American Indian or Alaska Native 0.0%
Native Hawaiian or Pacific Islander 0.0%
Two or More Ethnicities 2.9%
Hispanic or Latino 8.5%

Hispanic or Latino is an ethnicity category from the Census Bureau and may overlap with other categories above.

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

How much do residents earn?

$250,001

Median Household Income

+119% vs state

$80,514

Per Capita Income

2.3%

Poverty Rate

0.6%

Unemployment Rate

How ZIP 20838 ranks nationally

Barnesville, MD household income vs. every US ZIP code

Median household income, the full national distribution, with this ZIP marked

$250,001 Top 1% higher than 99% of 30,318 US ZIPs

$0–$20,000: 118 US ZIPs (0%). Below this entry. $20,000–$40,000: 1,573 US ZIPs (5%). Below this entry. $40,000–$60,000: 7,092 US ZIPs (23%). Below this entry. $60,000–$80,000: 9,980 US ZIPs (33%). Below this entry. $80,000–$100,000: 5,778 US ZIPs (19%). Below this entry. $100,000–$120,000: 2,855 US ZIPs (9%). Below this entry. $120,000–$140,000: 1,362 US ZIPs (4%). Below this entry. $140,000–$160,000: 686 US ZIPs (2%). Below this entry. $160,000–$180,000: 364 US ZIPs (1%). Below this entry. $180,000–$200,000: 186 US ZIPs (1%). Below this entry. $200,000–$220,000: 324 US ZIPs (1%). This entry sits in this band. This ZIP $0 $200K+ every reporting US ZIP, bucketed by value

Each bar is a $20K-wide band; taller bars hold more US ZIPs. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.

Source U.S. Census Bureau, ACS 5-Year Estimates · 2019–2023

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What is the education profile here?

High School Graduate or Higher 85.2%
Bachelor's Degree or Higher 77.5%

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What does housing look like?

97

Total Housing Units

91

Occupied Units

6

Vacant Units

3.36

Avg Household Size

Occupancy Type

Owner 97.8%
Renter 2.2%

$775,700

Median Home Value

+73% vs state

1968

Median Year Built

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What businesses operate in this ZIP?

Census Bureau data shows 10 business establishments in ZIP 20838, employing approximately 58 people with a combined annual payroll of $2,444,000.

10

Businesses

58

Employees

$2.4M

Annual Payroll

1

Industry Sectors

Industry Establishments % of Total
Other services (except public administration) 4 40.0%

Source: U.S. Census Bureau, ZIP Code Business Patterns (ZBP), 2023. Employment figures may include noise for disclosure avoidance.

Nearby ZIP Codes

Want a side-by-side? Compare 20838 vs 20842 →

ZIP 20838 vs its nearest neighbors, by population

Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.

residents

What this shows Among its immediate neighbors, ZIP 20838 ranks #9 by population - useful context the national average alone can't give.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023

ZIP 20838 vs its nearest neighbors, by median income

Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.

median income

What this shows By household income, ZIP 20838 ranks the highest of 9 neighboring ZIPs, local affluence varies block to block, not just metro to metro.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023
ZIP Code City Population Distance
20842 Dickerson, MD 1,824 3.0 mi
20841 Boyds, MD 10,460 3.6 mi
20839 Beallsville, MD 214 4.0 mi
20871 Clarksburg, MD 13,130 5.3 mi
21704 Frederick, MD 13,321 8.8 mi
20837 Poolesville, MD 5,789 8.1 mi
21710 Adamstown, MD 4,515 6.5 mi
21790 Tuscarora, MD 100 6.8 mi
20876 Germantown, MD 25,496 7.6 mi
21754 Ijamsville, MD 6,323 8.2 mi

More ZIP Codes in Montgomery County

20906 standard
Silver Spring, MD
Pop: 64,696
20878 standard
Gaithersburg, MD
Pop: 62,446
20874 standard
Germantown, MD
Pop: 57,367
20904 standard
Silver Spring, MD
Pop: 54,612
20854 standard
Potomac, MD
Pop: 49,611
20902 standard
Silver Spring, MD
Pop: 48,841

Related Areas

Montgomery County Barnesville, MD Maryland

Frequently Asked Questions

What county is ZIP code 20838 in? ▼
ZIP code 20838 (Barnesville) is located in Montgomery County, Maryland. Montgomery County contains multiple ZIP codes, see the full list at /counties/montgomery-md.
What is the population of ZIP code 20838? ▼
ZIP code 20838 in Barnesville, MD has a population of 259 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 20838? ▼
The median household income in ZIP 20838 is $250,001, which is 228% above the national average of $76,288.
What is the average home value in ZIP 20838? ▼
The median home value in ZIP 20838 is $775,700, which is 179% above the national average of $278,155.
What is the demographic makeup of ZIP 20838? ▼
The largest racial group in ZIP 20838 is White at 96.1%. Hispanic or Latino residents make up 8.5% of the population.
How many businesses are in ZIP code 20838? ▼
ZIP code 20838 has 10 business establishments employing approximately 58 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What is the education level in ZIP code 20838? ▼
In ZIP code 20838, 85.2% of residents aged 25+ have a high school diploma or higher, and 77.5% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What percentage of residents own vs. rent in ZIP 20838? ▼
In ZIP code 20838, approximately 97.8% of occupied housing units are owner-occupied and 2.2% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 20838? ▼
The poverty rate in ZIP code 20838 is 2.3% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.

Read our methodology to see how this data is sourced, computed, and verified.