White Marsh, MD · standard
ZIP Code 21162
Baltimore County, Maryland - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 3,655
- 189/sq mi High-density area
- $157,813
- Median income Above-median income area
- $451,600
- Median home value Above-median home value
- 43.9%
- Bachelor's or higher Above-average bachelor's attainment
National ZIP placement
White Marsh pairs a top-decile household income with upper-quartile home values, in a rural, homeowner-dominated area.
- Top 3%
- household income, US ZIPs
- Top 16%
- home value, US ZIPs
- 189
- people per sq mi
- 89%
- owner-occupied homes
Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 21162 against every reporting US ZIP.
FHFA HPI release change
What changed in the latest House Price Index year
- FHFA House Price Index values in ZIP 21162 (White Marsh, MD) rose +12.9% from 2023 to 2024. The all-transactions index moved from 245.3 in 2023 to 277.0 in 2024 (2000 = 100).
ZIP code 21162 covers 19.3 square miles in White Marsh, Baltimore County, Maryland (a standard USPS delivery area), with a modest 3,655 residents on file, a density of 189 people per square mile, in the New York time zone.
ZIP 21162 skews affluent, with a median household income of $157,813 (38% above the average Maryland ZIP), while per-capita income is $61,136. Both reported hardship measures are comparatively low in absolute terms: poverty is 2.3% and unemployment is 2.3%. Median home value is $451,600 (1% above the average Maryland ZIP) and median rent is $1,203; 88.9% of occupied homes are owner-occupied.
A solid share of residents have a four-year degree: 43.9% of adults hold a bachelor's degree or higher, the median age is 37.5, and the average commute is 29 minutes. The page also surfaces 10 ZIP codes within roughly 10 miles and 6 more in Baltimore County, so 21162 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 →
Top industries in ZIP 21162
Top 5 sectors by establishment count in White Marsh, MD
Which industries have the most business establishments in ZIP 21162.
- Construction
Construction
28 establishments
- Wholesale trade
Wholesale trade
26 establishments
- Retail trade
Retail trade
25 establishments
- Administrative and support and waste management and remediation services
Administrative and support and waste management and remediation services
23 establishments
- Other services (except public administration)
Other services (except public administration)
23 establishments
What this shows Establishment counts come from the Census ZIP Code Business Patterns program, which counts physical business locations rather than employees or revenue.
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 21162, White Marsh, 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
3,655
Population
19.3
Area (sq mi)
189
People / sq mi
New York
Time Zone
standard
ZIP Type
Who lives in ZIP 21162?
37.5
Median Age
51.3%
Male
48.7%
Female
13.9%
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?
$157,813
Median Household Income
+38% vs state ZIP avg
$61,136
Per Capita Income
2.3%
Poverty Rate
2.3%
Unemployment Rate
28.8 min
Mean Commute Time
How ZIP 21162 ranks among Maryland ZIPs
White Marsh, 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)
$157,813 Top 17% higher than 83% 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
1,663housing units
1,663
Total Housing Units
1,559
Occupied Units
104
Vacant Units
2.96
Avg Household Size
Occupancy Type
$451,600
Median Home Value
+1% vs state ZIP avg
$1,203
Median Rent
1984
Median Year Built
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
How have home values changed over time?
FHFA House Price Index, annual appreciation data based on repeat sales and appraisals
+12.9%
YoY Change (2024)
277
HPI Index (2000 = 100)
+177%
Total Change Since 2000
Home values in ZIP 21162 have increased 12.9% over the past year (2024). Since 2000, this ZIP has seen +177% cumulative appreciation.
| Year | Annual Change | HPI Index |
|---|---|---|
| 2020 | +2.2% | 199 |
| 2021 | +13.1% | 225 |
| 2022 | +15.1% | 259 |
| 2023 | -5.2% | 245 |
| 2024 | +12.9% | 277 |
Source: Federal Housing Finance Agency (FHFA) House Price Index, All-Transactions, Five-Digit ZIP Codes (Developmental Index). Index base = 100 in year 2000. Data through 2024. ZIP codes with few transactions may show missing values.
What businesses operate in this ZIP?
Census Bureau data shows 212 business establishments in ZIP 21162, employing approximately 4,425 people with a combined annual payroll of $266,407,000.
212
Businesses
4,425
Employees
$266.4M
Annual Payroll
12
Industry Sectors
| Industry | Establishments | % of Total |
|---|---|---|
| Construction | 28 | 13.2% |
| Wholesale trade | 26 | 12.3% |
| Retail trade | 25 | 11.8% |
| Administrative and support and waste management and remediation services | 23 | 10.8% |
| Other services (except public administration) | 23 | 10.8% |
| Professional, scientific, and technical services | 18 | 8.5% |
| Accommodation and food services | 17 | 8.0% |
| Transportation and warehousing | 12 | 5.7% |
| Health care and social assistance | 12 | 5.7% |
| Real estate and rental and leasing | 9 | 4.3% |
| Manufacturing | 8 | 3.8% |
| Finance and insurance | 8 | 3.8% |
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 21162 vs 21220 →
ZIP 21162 vs its nearest neighbors, by population
Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 21234
Parkville (21234)
69,752 residents
- 21221
Essex (21221)
42,154 residents
- 21220
Middle River (21220)
39,199 residents
- 21236
Nottingham (21236)
38,474 residents
- 21085 16,171
Joppa (21085)
16,171 residents
- 21128 12,802
Perry Hall (21128)
12,802 residents
- 21087 5,451
Kingsville (21087)
5,451 residents
- 21162 3,655
White Marsh (21162)
3,655 residents
- 21156 358
Upper Falls (21156)
358 residents
What this shows Among its immediate neighbors, ZIP 21162 ranks #8 by population - useful context the national average alone can't give.
ZIP 21162 vs its nearest neighbors, by median income
Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 21051
Fork (21051)
$232,721 median income
- 21162
White Marsh (21162)
$157,813 median income
- 21087
Kingsville (21087)
$129,188 median income
- 21128
Perry Hall (21128)
$128,069 median income
- 21085
Joppa (21085)
$113,714 median income
- 21010
Gunpowder (21010)
$99,410 median income
- 21236
Nottingham (21236)
$95,149 median income
- 21234 $83,517
Parkville (21234)
$83,517 median income
- 21220 $81,817
Middle River (21220)
$81,817 median income
What this shows By household income, ZIP 21162 ranks #2 of 9 neighboring ZIPs, local affluence varies block to block, not just metro to metro.
| ZIP Code | City | Population | Distance |
|---|---|---|---|
| 21220 | Middle River, MD | 39,199 | 3.1 mi |
| 21156 | Upper Falls, MD | 358 | 3.3 mi |
| 21128 | Perry Hall, MD | 12,802 | 2.6 mi |
| 21087 | Kingsville, MD | 5,451 | 4.0 mi |
| 21236 | Nottingham, MD | 38,474 | 4.4 mi |
| 21085 | Joppa, MD | 16,171 | 4.8 mi |
| 21010 | Gunpowder, MD | 104 | 6.0 mi |
| 21221 | Essex, MD | 42,154 | 6.9 mi |
| 21051 | Fork, MD | 279 | 6.3 mi |
| 21234 | Parkville, MD | 69,752 | 6.9 mi |
Nationwide ZIPs with similar ACS profiles
Two Census-derived peer sets for ZIP 21162, both outside MD so the neighborhoods are not geographic containment (Nearby and same-county blocks stay local).
Similar population
Nearest cross-state ZIPs by resident population (3,655 here; floor ≥1,000).
Similar median household income
Nearest cross-state ZIPs by ACS median household income.
More ZIP Codes in Baltimore County
Related Areas
Frequently Asked Questions
What county is ZIP code 21162 in?
ZIP code 21162 (White Marsh) is located in Baltimore County, Maryland. Baltimore County contains multiple ZIP codes, see the full list at /counties/baltimore-md-24005.
What is the population of ZIP code 21162?
ZIP code 21162 in White Marsh, MD has a population of 3,655 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 21162?
The median household income in ZIP 21162 is $157,813, which is 107% above the national average of $76,288.
What is the average home value in ZIP 21162?
The median home value in ZIP 21162 is $451,600, which is 62% above the national average of $278,155.
What is the demographic makeup of ZIP 21162?
The largest racial group in ZIP 21162 is White at 64.9%. Hispanic or Latino residents make up 5.7% of the population.
How many businesses are in ZIP code 21162?
ZIP code 21162 has 212 business establishments employing approximately 4,425 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 21162?
The top industries by establishment count in ZIP 21162 are: Construction (28), Wholesale trade (26), Retail trade (25). There are 12 industry sectors represented in total.
How have home values changed in ZIP code 21162?
According to the FHFA House Price Index, home values in ZIP 21162 increased by 12.9% in 2024. Since 2000, home values in this ZIP have appreciated by approximately 177%. This is a developmental index based on repeat sales and appraisal data from Fannie Mae and Freddie Mac.
What is the education level in ZIP code 21162?
In ZIP code 21162, 63.9% of residents aged 25+ have a high school diploma or higher, and 43.9% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What is the average commute time in ZIP 21162?
The mean commute time for workers in ZIP code 21162 is 28.8 minutes according to Census ACS data. The national average is roughly 26 minutes, so commuters here spend more time traveling to work than typical.
What percentage of residents own vs. rent in ZIP 21162?
In ZIP code 21162, approximately 88.9% of occupied housing units are owner-occupied and 11.1% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 21162?
The poverty rate in ZIP code 21162 is 2.3% 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 21162's numbers, next.
- See how ZIP 21162 compares to a neighboring ZIP code on the same Census fields Compare this ZIP
- Check where White Marsh, MD ranks among every U.S. ZIP code on income, education, or homeownership View national rankings
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ZIP Code Tabulation Areas (ZCTAs) are Census Bureau approximations of USPS ZIP codes; figures describe the ZCTA area, not any single address within it.