Allen, MD · standard
ZIP Code 21810
Wicomico County, Maryland - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 487
- 20/sq mi Moderate-density area
- 52.7%
- Bachelor's or higher Above-average bachelor's attainment
National ZIP placement
Allen has 487 residents, placing it in the 18th percentile of the 33,099 US ZIP codes with a reported population, at 20 people per square mile.
Source: USPS ZIP record + U.S. Census Bureau ZIP population. Rank compares ZIP 21810 against every US ZIP with a reported population; income/home-value percentiles are not available for this ZIP.
ZIP code 21810 is a sparsely populated ZIP (a standard USPS delivery area) in Allen, Wicomico County, Maryland, home to just 487 residents across 25.0 square miles, a density of 20 people per square mile, in the New York time zone.
Median household income is not on file for ZIP 21810, but per-capita income is $37,909. The poverty rate is 0.0%; those measures add context to the income figure. The ACS does not report a median home value for this ZIP, so housing cost context is limited to the available tenure and rent fields.
This is a highly-educated ZIP: 52.7% of adults hold a bachelor's degree or higher, the median age is 69.9, and the average commute is -. The page also surfaces 9 ZIP codes within roughly 10 miles and 6 more in Wicomico County, so 21810 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 21810, Allen, 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
487
Population
25.0
Area (sq mi)
20
People / sq mi
New York
Time Zone
standard
ZIP Type
Who lives in ZIP 21810?
69.9
Median Age
36.4%
Male
63.6%
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?
$37,909
Per Capita Income
0.0%
Poverty Rate
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
21housing units
21
Total Housing Units
21
Occupied Units
0
Vacant Units
2.62
Avg Household Size
Occupancy Type
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
Nearby ZIP Codes
Want a side-by-side? Compare 21810 vs 21822 →
ZIP 21810 vs its nearest neighbors, by population
Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 21801
Salisbury (21801)
29,961 residents
- 21853 11,126
Princess Anne (21853)
11,126 residents
- 21826 4,837
Fruitland (21826)
4,837 residents
- 21830 4,026
Hebron (21830)
4,026 residents
- 21890 3,240
Westover (21890)
3,240 residents
- 21822 1,930
Eden (21822)
1,930 residents
- 21856 1,035
Quantico (21856)
1,035 residents
- 21810 487
Allen (21810)
487 residents
- 21865 470
Tyaskin (21865)
470 residents
What this shows Among its immediate neighbors, ZIP 21810 ranks #8 by population - useful context the national average alone can't give.
| ZIP Code | City | Population | Distance |
|---|---|---|---|
| 21822 | Eden, MD | 1,930 | 4.2 mi |
| 21853 | Princess Anne, MD | 11,126 | 6.6 mi |
| 21826 | Fruitland, MD | 4,837 | 4.7 mi |
| 21856 | Quantico, MD | 1,035 | 5.1 mi |
| 21830 | Hebron, MD | 4,026 | 7.2 mi |
| 21865 | Tyaskin, MD | 470 | 7.2 mi |
| 21890 | Westover, MD | 3,240 | 9.7 mi |
| 21801 | Salisbury, MD | 29,961 | 6.8 mi |
| 21802 | Salisbury, MD | 89 | 7.6 mi |
More ZIP Codes in Wicomico County
Related Areas
Frequently Asked Questions
What county is ZIP code 21810 in?
ZIP code 21810 (Allen) is located in Wicomico County, Maryland. Wicomico County contains multiple ZIP codes, see the full list at /counties/wicomico-md.
What is the population of ZIP code 21810?
ZIP code 21810 in Allen, MD has a population of 487 according to the Census Bureau ACS 2023 estimates.
What is the demographic makeup of ZIP 21810?
The largest racial group in ZIP 21810 is White at 89.1%.
What is the education level in ZIP code 21810?
In ZIP code 21810, 100.0% of residents aged 25+ have a high school diploma or higher, and 52.7% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
Related
Take this with you
What to do with ZIP 21810's numbers, next.
- See how ZIP 21810 compares to a neighboring ZIP code on the same Census fields Compare this ZIP
- Check where Allen, 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.