Baltimore, MD · standard
ZIP Code 21251
Baltimore County, Maryland - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 934
- 2,045/sq mi
- 50.0%
- Bachelor's or higher
ZIP code 21251 is a sparsely populated ZIP (a standard USPS delivery area) in Baltimore, Baltimore County, Maryland, home to just 934 residents across 0.5 square miles, a density of 2,045 people per square mile, in the New York time zone.
Median household income is not on file for ZIP 21251, but per-capita income is $14,981. The poverty rate stands at - and the unemployment rate at 6.8%. The typical home here is valued at -; renters pay a median of - monthly, and - of units are owner-occupied.
This is a highly-educated ZIP: 50.0% of adults hold a bachelor's degree or higher, the median age is 19.5, and the average commute is -. Beyond these figures, 10 nearby ZIP codes within about 10 miles are surfaced below, along with 6 more sharing Baltimore County, letting you compare 21251 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 21251, Baltimore, 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
934
Population
0.5
Area (sq mi)
2,045
People / sq mi
New York
Time Zone
standard
ZIP Type
Who lives in ZIP 21251?
19.5
Median Age
68.6%
Male
31.4%
Female
7.3%
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?
$14,981
Per Capita Income
6.8%
Unemployment 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?
0
Total Housing Units
0
Occupied Units
0
Vacant Units
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What businesses operate in this ZIP?
Census Bureau data shows 14 business establishments in ZIP 21251, employing approximately 202 people with a combined annual payroll of $7,036,000.
14
Businesses
202
Employees
$7.0M
Annual Payroll
1
Industry Sectors
| Industry | Establishments | % of Total |
|---|---|---|
| Accommodation and food services | 9 | 64.3% |
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 21251 vs 21214 →
ZIP 21251 vs its nearest neighbors, by population
Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 21206
Baltimore (21206)
50,846 residents
- 21218
Baltimore (21218)
49,796 residents
- 21213
Baltimore (21213)
32,733 residents
- 21212
Baltimore (21212)
32,322 residents
- 21239
Baltimore (21239)
28,793 residents
- 21214
Baltimore (21214)
20,564 residents
- 21205 16,146
Baltimore (21205)
16,146 residents
- 21231 15,748
Baltimore (21231)
15,748 residents
- 21210 14,292
Baltimore (21210)
14,292 residents
What this shows Among its immediate neighbors, ZIP 21251 ranks #0 by population - useful context the national average alone can't give.
| ZIP Code | City | Population | Distance |
|---|---|---|---|
| 21214 | Baltimore, MD | 20,564 | 0.9 mi |
| 21239 | Baltimore, MD | 28,793 | 1.4 mi |
| 21213 | Baltimore, MD | 32,733 | 2.2 mi |
| 21218 | Baltimore, MD | 49,796 | 1.7 mi |
| 21206 | Baltimore, MD | 50,846 | 2.4 mi |
| 21212 | Baltimore, MD | 32,322 | 2.3 mi |
| 21205 | Baltimore, MD | 16,146 | 3.2 mi |
| 21210 | Baltimore, MD | 14,292 | 3.0 mi |
| 21231 | Baltimore, MD | 15,748 | 4.2 mi |
| 21252 | Towson, MD | 2,872 | 3.5 mi |
More ZIP Codes in Baltimore County
Related Areas
Frequently Asked Questions
What county is ZIP code 21251 in? ▼
What is the population of ZIP code 21251? ▼
What is the demographic makeup of ZIP 21251? ▼
How many businesses are in ZIP code 21251? ▼
What is the education level in ZIP code 21251? ▼
Read our methodology to see how this data is sourced, computed, and verified.