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 Low-density area
- $71,359
- Median income Near-median income area
- $270,900
- Median home value Near-median home value
- 26.2%
- Bachelor's or higher Near-average bachelor's attainment
National ZIP placement
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 average Maryland ZIP), while per-capita income is $48,030. Unemployment is 14.0%, an important qualifier alongside the household-income figure. Home values sit below the statewide ZIP benchmark: the median is $270,900 (39% below the average Maryland ZIP); owner occupancy is 94.0%.
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 -. The page also surfaces 5 ZIP codes within roughly 10 miles and 6 more in Worcester County, so 21829 can be compared with both its immediate and county-level context.
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
Who lives in ZIP 21829?
59.5
Median Age
57.8%
Male
42.2%
Female
0.0%
Foreign-Born
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 ZIP avg
$48,030
Per Capita Income
13.4%
Poverty Rate
14.0%
Unemployment Rate
How ZIP 21829 ranks among Maryland ZIPs
Girdletree, MD household income vs. every Maryland ZIP code
Median household income among 419 reporting Maryland ZIPs (this ZIP's population is too small for a reliable national-corpus placement)
$71,359 17th percentile higher than 17% of 419 Maryland ZIPs
Each bar is a $20K-wide band; taller bars hold more Maryland 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?
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What does housing look like?
Housing stock: occupied vs vacant
227housing units
227
Total Housing Units
199
Occupied Units
28
Vacant Units
1.99
Avg Household Size
Occupancy Type
$270,900
Median Home Value
-39% vs state ZIP avg
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.
- 21863
Snow Hill (21863)
5,029 residents
- 23336
Chincoteague Island (23336)
2,941 residents
- 23356 1,246
Greenbackville (23356)
1,246 residents
- 23395 645
Horntown (23395)
645 residents
- 21864 611
Stockton (21864)
611 residents
- 21829 527
Girdletree (21829)
527 residents
What this shows Among its immediate neighbors, ZIP 21829 ranks #6 by population - useful context the national average alone can't give.
ZIP 21829 vs its nearest neighbors, by median income
Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 23356
Greenbackville (23356)
$101,855 median income
- 21864
Stockton (21864)
$82,917 median income
- 21829
Girdletree (21829)
$71,359 median income
- 23336
Chincoteague Island (23336)
$63,464 median income
- 21863
Snow Hill (21863)
$61,975 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.
Nationwide ZIPs with similar ACS profiles
Two Census-derived peer sets for ZIP 21829, both outside MD so the neighborhoods are not geographic containment (Nearby and same-county blocks stay local).
Similar median household income
Nearest cross-state ZIPs by ACS median household income.
More ZIP Codes in Worcester County
Related Areas
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.
Related
Take this with you
What to do with ZIP 21829's numbers, next.
- See how ZIP 21829 compares to a neighboring ZIP code on the same Census fields Compare this ZIP
- Check where Girdletree, MD ranks among every U.S. ZIP code on income, education, or homeownership View national rankings
- Save this ZIP to your shortlist to track alongside others you're considering View your shortlist
ZIP Code Tabulation Areas (ZCTAs) are Census Bureau approximations of USPS ZIP codes; figures describe the ZCTA area, not any single address within it.