ZIP Code 21543 in Midlothian, MD

Data Last Updated: February 1, 2026
City:Midlothian, Maryland
County:Allegany County
Timezone:Eastern (GMT -05:00)
Local Time:10:00:45 PM
Population:230 [See All]
Area Codes:227 / 240 / 301
Classification:PO Box
Coordinates:39.6385, -78.9518
Land Area:2.465 sq mi
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21543 Midlothian, MD - A Rural Allegany County Community

ZIP Code 21543, Midlothian

Small Town
LocationAllegany County, MD
Area2.2 sq mi
Population230
Households94
PO Boxes88 (94% adoption)
Median Age48.8 years
ZIP CreatedBefore Oct 2004
Key Facts
  • This is a PO Box Only Zone with no alternative mail delivery across the 2.2 square mile area
  • With 88 PO Boxes and 94 homes, 94% of households rely on PO Box service despite some rural route delivery being available
  • All 17 streets use the SW (southwest) directional suffix, indicating a consistent rural addressing pattern
  • 33% of workers work from home, which is notably high and suggests remote work or self-employment
  • Transportation and warehousing employs 135 workers, the dominant sector in this small community of 230 people

Community Overview

Midlothian is a small rural community in Allegany County, Maryland, with a population of 230 across 2.2 square miles. This is a PO Box Only Zone. There's no carrier delivery available, so all 94 households depend on the post office for mail access.

Postal Services

The post office maintains 88 PO Boxes for 94 households, giving an adoption rate of 94%. Despite the PO Box classification, some residents receive rural route delivery on two routes serving the area. Most delivery points are single-family homes spread across 17 roads, all using the SW directional suffix.

Local Character

Street names like Pond Circle, Hillside Drive, and Creek Edge Drive show the area's rural character. The largest concentration of delivery points is on Blan Avon Road SW (12 addresses) and Old Midlothian Road SW (9 addresses). Nearly all homes are owner-occupied (86 of 94 households), and the median home value is $186,000.

Demographics and Economy

Midlothian skews older, with a median age of 48.8 years. Work patterns are notable: 33% of workers work from home, well above national averages. The largest employment sector is transportation and warehousing (135 workers), followed by public administration (53 workers) and educational/health services (51 workers). Only 8% of adults have bachelor's degrees.

Mailing Information

Mail to Midlothian requires either a PO Box address or a rural route designation. Standard format:

PO Box [Number]
Midlothian, MD 21543

Street Name Patterns

Nature Names Rural Character

Street names like Pond Circle, Hillside, and Creek Edge emphasize the rural, natural setting of this small Maryland community.

Interactive charts load automatically as you scroll. Hover for data, click to explore trends, and use the menu to export.

Population & Demographics


ZIP Code 21543 has 230 residents and 94 households (average 2.45 persons per household). The median age is 48.8 years, significantly older than the state (38.8) and significantly older than the nation (38.8). The gender split is 49.1% male and 50.9% female, which is about the same as the state male share (48.2%), making this a female-majority area. Largest groups are White (92.6%, much higher than the state average of 48.7% and well above the national average of 61.6%) and Asian (0.9%, lower than the state average of 6.8%); Hispanic or Latino residents make up 0.0%, which is much lower than the national average (18.7%).

Explore More: Population Over Time By Age & Gender By Race By Gender Nativity & Citizenship

Source: U.S. Census 2020 Demographics & Housing Characteristics (DHC) and U.S. Census 2011-2024 American Community Survey (ACS) 5-Year Estimates.
2020 Population:230Source: Census DHC
2024 ACS Population Estimate:185Source: Census ACS
2026 ZC Population Estimate:0Source: ZIP-Codes.com
Population Density:93.3 people per sq mile
Average Income:$0Source: Census ACS
Households:94Source: Census DHC
Average House Value:$190,200Source: Census ACS
Persons Per Household:2.45Source: Census DHC
Average Family Size:4.17Source: Census ACS

Population Over Time (with 2010 & 2020 Census Benchmarks)


Group201020112102201320142015201620172018201920202021202220232024
Census ACS Population Estimate--1091137876120102182164276229335277325185
Decennial Census140------------------230--------
Source: U.S. Census 2011-2024 American Community Survey 5-Year Estimates. DP05. DEMOGRAPHIC AND HOUSING ESTIMATES

Population by Age & Gender (Total, Male, Female)


Median Age: 48.8

Male Median Age: 48.5

Female Median Age: 52.3

Group< 55-910-1415-1920-2425-2930-3435-3940-4445-4950-5455-5960-6465-6970-7475-7980-8485+
Male542713617870177123680
Female421082171041031021512476
Total96121515781712173279271510156
Source: U.S. Census Bureau (2020) Demographics & Housing Characteristics (DHC)

Population by Race


White:21398.16%
Black:00%
Hispanic:*00%
Asian:20.92%
American Indian:10.46%
Hawaiian:00%
Other:10.46%
Total:217100%
Source: U.S. Census Bureau (2020) Demographics & Housing Characteristics (DHC)
* NOTE: Hispanic or Latino is an ethnicity, not a race. This means individuals who identify as Hispanic will also be included in one of the race categories (such as White or Black). As a result, the totals shown here may exceed 100% when Hispanic is displayed alongside racial groups.

Gender Breakdown


GenderCount%Median Age
Males:11349.13%48.5 years
Females:11750.87%52.3 years
Total:230100%48.8 years
Source: U.S. Census Bureau (2020) Demographics & Housing Characteristics (DHC)

Nativity & Citizenship


Native, born in the United States:18298.38%
Native, born in PR, Island Areas, or abroad:00.00%
Foreign born, naturalized U.S. citizen:31.62%
Foreign born, not a U.S. citizen:01.62%
Total Population:185100%
Total Native Population:18298.38%
Total Foreign-born Population:31.62%
Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP02. SELECTED SOCIAL CHARACTERISTICS
Note: Nativity and Citizenship derived from American Community Survey (ACS) 5-year estimates. Total Population listed here will not match official ZIP Code population totals, which are based on the Decennial Census.

Income & Employment


In 2024, the Median household income is $0, which is far less than the state median ($101,652), is down $50,375 (100.0%) since 2011 and below its 2019 pre-pandemic level by $34,545. Family households earn a median of $0 versus $39,477 for nonfamily households (a difference of $39,477). By gender, male median income is $0 and female is $63,667, which is much higher than the national female median ($53,445), with a current gap of $63,667 that has narrowed from 2011 to 2024. The labor-force participation rate is 84.3%, which is far greater than the national rate (63.5%). The unemployment rate is 35.3%, which is markedly higher than the state rate (4.9%). The largest occupation group is Management (87.1%).

Explore More: Income Over Time Household Income Employment Status By Occupation

Source: U.S. Census 2011-2024 American Community Survey 5-Year Estimates. Using data from Tables DP02, DP03, DP04 and DP05.

Median Income Over Time (Household, Family, Nonfamily, Male, Female)


Income Type20112012201320142015201620172018201920202021202220232024
Median Household Income$50,375$50,375$52,656$53,000$53,419$42,727$48,295$42,250$34,545$31,225$33,750$0$0$0
Median Family Income$49,028$48,971$0$0$0$42,727$0$45,875$40,875$0$0$29,375$0$0
Median NonFamily Income$0$0$0$0$0$0$0$0$0$0$0$0$0$39,477
Median Male Income$46,597$48,971$0$0$0$0$35,938$0$34,432$0$74,444$87,845$83,125$0
Median Female Income$0$0$0$0$0$0$0$0$0$0$53,380$58,555$61,538$63,667
Source: U.S. Census 2011-2024 American Community Survey 5-Year Estimates. DP03. SELECTED ECONOMIC CHARACTERISTICS

Average Household Income


Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP03. SELECTED ECONOMIC CHARACTERISTICS

Employment Status


Employed:10154.59%
Unemployed:5529.73%
Not In Labor Force:2915.68%
Total:185100%
Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP03. SELECTED ECONOMIC CHARACTERISTICS

Employment by Occupation (Civilian Employed Population, 16 and Over)


Management, business, science, and arts:8887.13%
Service:1312.87%
Sales and Office:00.00%
Natural resources, construction, and maintenance:00.00%
Production, transportation, and material moving:00.00%
Total Civilian Employed Population:101100%
Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP03. SELECTED ECONOMIC CHARACTERISTICS.

Housing & Affordability


In 2024, the median home value is $190,200, which is far less than the state median ($397,700), is up $68,900 (56.80%) since 2011 and above its 2019 pre-pandemic level by $60,100. The median gross rent is $775, which is well under the state median ($1,662), and above its 2019 pre-pandemic level by $775. Of occupied housing, owners make up 84.43% (17.48% with a mortgage, 82.52% free-and-clear) and renters 15.57% - making this ZIP Code more home ownership than the state and under national rental averages. The vacancy rate is 0.00%, which is much lower than the national rate (10.43%).

Explore More: Compare Home Value Home Value Over Time Rent & Over Time Housing Occupancy

Source: U.S. Census 2011-2024 American Community Survey 5-Year Estimates. Using data from Table DP03, SELECTED ECONOMIC CHARACTERISTICS.

Median Home Value (Comparison)


Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP04. SELECTED HOUSING CHARACTERISTICS

Median Home Value Over Time


Group20112102201320142015201620172018201920202021202220232024
Median Home Value$121,300$121,300$123,400$120,000$117,300$152,300$133,000$134,700$130,100$150,800$154,800$159,300$186,000$190,200
Source: U.S. Census 2011-2024 American Community Survey 5-Year Estimates. DP04. SELECTED HOUSING CHARACTERISTICS

Gross Rent Paid


Less than $500:00.00%
$500 to $999:1684.21%
$1,000 to $1,499:00.00%
$1,500 to $1,999:315.79%
$2,000 to $2,499:00.00%
$2,500 to $2,999:00.00%
$3,000 or more:00.00%
No Rent:00.00%
Total:19100%
Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP04. SELECTED HOUSING CHARACTERISTICS

Median Gross Rent Over Time


Group20112102201320142015201620172018201920202021202220232024
Median Rent$0$0$0$0$0$0$0$0$0$0$0$0$775$775
Source: U.S. Census 2011-2024 American Community Survey 5-Year Estimates. DP04. SELECTED HOUSING CHARACTERISTICS

Housing Occupancy


Owner Occupied (with mortgage):1814.75%
Owner Occupied (free and clear, no mortgage):8569.67%
Renter Occupied:1915.57%
Total Occupied Housing Units:122100%

Occupied Housing Units:122100.00%
Vacant Housing Units (not graphed):00.00%
Total Housing Units:122100%
Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP04. SELECTED HOUSING CHARACTERISTICS

Housing Type (Single-Family, Multi-Family, Other)


Single-Family Units:11695.08%
Multi-Family Units:64.92%
Other Units:00.00%
Total Housing Units:122100%
Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP04. SELECTED HOUSING CHARACTERISTICS

Education, Health & Community


In 2024, 15.40% of adults (25+) have a bachelor's degree or higher, which is markedly below the state rate (42.70%). High school or higher is 98.10%, which is far higher than the national rate (89.40%). The uninsured rate is 0.00%, which is comparable to the national rate (8.60%). The share of people in poverty is 0.00%, which is comparable to the national rate (8.70%). Poverty has been broadly stable, which may reflect structural barriers or offsetting gains and setbacks. Among residents ages 3+, the largest enrollment group is college (56.52%). College enrollment is 56.52%, which is far higher than the national rate (26.70%), indicating the community is likely a college hub with student-driven housing and services.

Explore More: Educational Attainment Health Insurance Poverty Over Time School Enrollment

Source: U.S. Census 2011-2024 American Community Survey 5-Year Estimates. Using data from Tables DP02 and DP03.

Educational Attainment of Adults (25 and Older)


Less than 9th grade:31.85%
9th to 12th grade, no diploma:00.00%
High school graduate (includes equivalency):10464.20%
Some college, no degree:3018.52%
Associate's degree:00.00%
Bachelor's degree:00.00%
Graduate or professional degree:2515.43%
Total:162100%
High school or higher:15998.15%
Bachelor's degree or higher:2515.43%
Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP02. SELECTED SOCIAL CHARACTERISTICS

Health Insurance Coverage by Type (Private, Public, Uninsured)


Private Insurance:8745.55%
Public Insurance:10454.45%
No Insurance:00.00%
Total:191100%
Has Health Insurance:191100.00%
Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP03. SELECTED ECONOMIC CHARACTERISTICS

Percentage of People in Poverty Over Time (2011-2024)


Group20112102201320142015201620172018201920202021202220232024
% of People in Poverty0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%
Source: U.S. Census 2011-2024 American Community Survey 5-Year Estimates. DP03. SELECTED ECONOMIC CHARACTERISTICS

Note: Counts of Families & People in poverty are not published at the ZIP Code level due to small sample sizes. Percentages shown are survey estimates from the American Community Survey (ACS). They may differ from official poverty statistics. The U.S. Census Bureau defines poverty status by comparing a family's or individual's total income with federal poverty thresholds that vary by family size and composition.

School Enrollment by Education Level (Ages 3 and Older)


Nursery School, Preschool:00.00%
Kindergarten:00.00%
Elementary school (grades 1-8):00.00%
High school (grades 9-12):1043.48%
College or graduate school:1356.52%
Total:23100%
Early Childhood:00.00%
K-12 (Primary & Secondary School):1043.48%
Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP02. SELECTED SOCIAL CHARACTERISTICS

Business & Employment Statistics


ZIP Code 21543 is designated for PO Box delivery only; business establishment and employment data are not available.

# Residential Mailboxes:0Source: USPS
# Business Mailboxes:0Source: USPS
Total Delivery Receptacles:97Source: USPS
Single Family Delivery Units:0Source: USPS
Multi Family Delivery Units:0Source: USPS
# of Businesses:0Source: CBP
1st Quarter Payroll:$0Source: CBP
Annual Payroll:$0Source: CBP
# of Employees:0Source: CBP

Geography, Land Area, & Statistical Classifications


ZIP Code 21543 is located in Allegany County, Maryland, within the Cumberland, MD-WV Metropolitan Statistical Area (CBSA 19060) and Maryland's 6th Congressional District. This Micro area has a population of 103,299 people, about 0.22% of whom live in ZIP Code 21543. It covers 2.465 sq mi of land and a water area of 0.003 sq mi.

CBSA Name:Cumberland, MD-WVSource: Census
CBSA Number:19060Source: Census
CBSA Type:MicroSource: Census
CBSA Division:--Source: Census
CBSA Population:103,299Source: Census
MSA:Cumberland, MD-WV MSASource: Census
Land Area:2.465 sq miSource: Census
Water Area:0.003 sq miSource: Census
Congressional District:06Source: USPS
Congressional Land Area:1950.26 sq miSource: Census
PMSA:--Source: Census
Intro Date:< 2004-10Source: ZIP-Codes.com
Place FIPS Code:2452525Source: Census
Place Name:Midlothian CDP; MarylandSource: Census

Adjacent & Nearby ZIP Codes


21545 | | 21542

Schools in ZIP Code 21543


We could not locate which school district 21543 belongs to, but we will update this once new district data is released. There are no public schools nor private schools with a mailing address in this ZIP Code. Listing Nearby schools instead. It also has 6 colleges, universities or post secondary education institutions nearby which would be a short commute to.

Beall Elementary 3 E College Ave
Frostburg, MD 21532
District: Allegany County Public SchoolsNearby
Mountain Ridge High School 100 Dr. Nancy S. Grasmick
Frostburg, MD 21532
District: Allegany County Public SchoolsNearby
Frost Elementary 260 Shaw St
Frostburg, MD 21532
District: Allegany County Public SchoolsNearby
George's Creek Elementary 15600 Lower Georges Creek Rd Sw
Lonaconing, MD 21539
District: Allegany County Public SchoolsNearby
Route 40 Elementary 17764 National Pike
Frostburg, MD 21532
District: Garrett County Public SchoolsNearby
Oakgrove Amish Parochial School 1289 Murray Rd
Meyersdale, PA 15552
District: Private SchoolNearby
Calvary Christian Academy 14517 Mcmullen Hwy Sw
Cresaptown, MD 21505
District: Private SchoolNearby
Greenville School 3084 Greenville Rd
Meyersdale, PA 15552
District: Private SchoolNearby

Colleges & Post Secondary Schools near ZIP Code 21543


Frostburg State University 101 Braddock Road
Frostburg, MD 21532-1099
Type: Post Secondary
Allegany College Of Maryland 12401 Willowbrook Rd Se
Cumberland, MD 21502-2596
Type: Post Secondary
Potomac State College Of West Virginia University 101 Fort Ave
Keyser, WV 26726
Type: Post Secondary
Mineral County Vocational Technical Center 981 Harley O Staggers Sr Dr
Keyser, WV 26726
Type: Post Secondary
Garrett College 687 Mosser Road
McHenry, MD 21541
Type: Post Secondary
Somerset County Technology Center 281 Technology Dr
Somerset, PA 15501-4309
Type: Post Secondary

Sources & References


Our sources include trusted federal and licensed data from the United States Postal Service, U.S. Census Bureau, U.S. Geological Survey, Centers for Medicare & Medicaid Services, and the National Center for Education Statistics, along with proprietary datasets created by ZIP-Codes.com. Data last updated on February 1, 2026.

  1. U.S. Postal Service [Last Updated: 2/1/2026], https://www.usps.com
  2. ZIP-Codes.com Proprietary Data Enhancements [Updated: 2/1/2026], https://www.zip-codes.com
  3. U.S. Census [Updated: Varies], https://www.census.gov
    • U.S. Census Office of Management and Budget [Updated: As Released]
    • U.S. Census 2020 Demographic & Housing Characteristics (DHC) [Decennial] [Updated: 5/25/2023]
    • U.S. Census 2011-2024 American Community Survey 5-year estimates (ACS) [Annually] [Updated: Annually, As Released]
    • U.S. Census Business Patterns (CBD) [Annually] [Updated: Annually, As Released]
    • U.S. Census American National Standards Institute (ANSI) [Updated: As Released]
  4. U.S. Geological Survey [Updated: Varies], https://www.usgs.gov
  5. Centers for Medicare & Medicaid Services [Updated: Annually, As Released], https://www.cms.gov
  6. National Center for Education Statistics [Updated: 2/1/2026], https://nces.ed.gov