PlainZIP

Girdletree, MD · standard

ZIP Code 21829

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

527
11/sq mi
$71,359
Median income
$270,900
Median home value
26.2%
Bachelor's or higher

The verdict

Girdletree pairs a below-median household income with above-median home values, in a rural, homeowner-dominated area.

49th pct
household income, US ZIPs
Top 38%
home value, US ZIPs
11
people per sq mi
94%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 21829 against every reporting US ZIP.

ZIP code 21829 is a sparsely populated ZIP (a standard USPS delivery area) in Girdletree, Worcester County, Maryland, home to just 527 residents across 47.1 square miles, a density of 11 people per square mile, in the New York time zone.

ZIP 21829 lands in the middle-income range, with a median household income of $71,359 (37% below the Maryland average), while per-capita income is $48,030. Local economic indicators show a 13.4% poverty rate alongside 14.0% unemployment. Housing costs here run $270,900 for a typical home value (39% below the state average), with rent averaging - a month; 94.0% of homes are owner-occupied.

Educational attainment sits below the national norm: 26.2% of adults hold a bachelor's degree or higher, the median age is 59.5, and the average commute is -. We also surface 5 nearby ZIP codes within roughly 10 miles and 6 additional ZIPs sharing Worcester County, so you can benchmark 21829 against its immediate geography rather than a national average 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 21829, Girdletree, 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

527

Population

47.1

Area (sq mi)

11

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 21829?

59.5

Median Age

57.8%

Male

42.2%

Female

0.0%

Foreign-Born

White 100.0%
African American 0.0%
Asian 0.0%
American Indian or Alaska Native 0.0%
Native Hawaiian or Pacific Islander 0.0%
Two or More Ethnicities 0.0%
Hispanic or Latino 0.0%

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?

$71,359

Median Household Income

-37% vs state

$48,030

Per Capita Income

13.4%

Poverty Rate

14.0%

Unemployment Rate

How ZIP 21829 ranks nationally

Girdletree, MD household income vs. every US ZIP code

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

$71,359 49th percentile higher than 49% 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%). This entry sits in this band. $80,000–$100,000: 5,778 US ZIPs (19%). Above this entry. $100,000–$120,000: 2,855 US ZIPs (9%). Above this entry. $120,000–$140,000: 1,362 US ZIPs (4%). Above this entry. $140,000–$160,000: 686 US ZIPs (2%). Above this entry. $160,000–$180,000: 364 US ZIPs (1%). Above this entry. $180,000–$200,000: 186 US ZIPs (1%). Above this entry. $200,000–$220,000: 324 US ZIPs (1%). Above this entry. 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 48.8%
Bachelor's Degree or Higher 26.2%

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

What does housing look like?

227

Total Housing Units

199

Occupied Units

28

Vacant Units

1.99

Avg Household Size

Occupancy Type

Owner 94.0%
Renter 6.0%

$270,900

Median Home Value

-39% vs state

1938

Median Year Built

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

What businesses operate in this ZIP?

Census Bureau data shows 8 business establishments in ZIP 21829, employing approximately 12 people with a combined annual payroll of $440,000.

8

Businesses

12

Employees

$440K

Annual Payroll

1

Industry Sectors

Industry Establishments % of Total
Other services (except public administration) 3 37.5%

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 21829 vs 21864 →

ZIP 21829 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 21829 ranks #6 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 21829 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 21829 ranks #3 of 5 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
21864 Stockton, MD 611 4.0 mi
21863 Snow Hill, MD 5,029 6.8 mi
23356 Greenbackville, VA 1,246 7.3 mi
23336 Chincoteague Island, VA 2,941 10.0 mi
23395 Horntown, VA 645 9.6 mi

More ZIP Codes in Worcester County

21811 standard
Berlin, MD
Pop: 22,550
21842 standard
Ocean City, MD
Pop: 11,089
21851 standard
Pocomoke City, MD
Pop: 7,315
21863 standard
Snow Hill, MD
Pop: 5,029
21813 standard
Bishopville, MD
Pop: 2,852
21822 standard
Eden, MD
Pop: 1,930

Related Areas

Worcester County Girdletree, MD Maryland

Frequently Asked Questions

What county is ZIP code 21829 in? ▼
ZIP code 21829 (Girdletree) is located in Worcester County, Maryland. Worcester County contains multiple ZIP codes, see the full list at /counties/worcester-md.
What is the population of ZIP code 21829? ▼
ZIP code 21829 in Girdletree, MD has a population of 527 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 21829? ▼
The median household income in ZIP 21829 is $71,359, which is 6% below the national average of $76,288.
What is the average home value in ZIP 21829? ▼
The median home value in ZIP 21829 is $270,900, which is 3% below the national average of $278,155.
What is the demographic makeup of ZIP 21829? ▼
The largest racial group in ZIP 21829 is White at 100.0%.
How many businesses are in ZIP code 21829? ▼
ZIP code 21829 has 8 business establishments employing approximately 12 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What is the education level in ZIP code 21829? ▼
In ZIP code 21829, 48.8% of residents aged 25+ have a high school diploma or higher, and 26.2% 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 21829? ▼
In ZIP code 21829, approximately 94.0% of occupied housing units are owner-occupied and 6.0% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 21829? ▼
The poverty rate in ZIP code 21829 is 13.4% 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.