Cockeysville, MD · standard
ZIP Code 21030
Baltimore County, Maryland - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 24,355
- 396/sq mi High-density area
- $89,015
- Median income Above-median income area
- $450,700
- Median home value Above-median home value
- 51.8%
- Bachelor's or higher Above-average bachelor's attainment
National ZIP placement
Cockeysville pairs an above-median household income with upper-quartile home values, in a low-density, mixed-tenure area.
- Top 28%
- household income, US ZIPs
- Top 16%
- home value, US ZIPs
- 396
- people per sq mi
- 44%
- owner-occupied homes
Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 21030 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 21030 (Cockeysville, MD) fell -2.6% from 2023 to 2024. The all-transactions index moved from 227.7 in 2023 to 221.7 in 2024 (2000 = 100).
ZIP code 21030 is a densely settled ZIP (a standard USPS delivery area) in Cockeysville, Baltimore County, Maryland, with 24,355 residents across 61.6 square miles, a density of 396 people per square mile, in the New York time zone.
ZIP 21030 lands in the middle-income range, with a median household income of $89,015 (22% below the average Maryland ZIP), while per-capita income is $58,154. The poverty rate is 10.6%, with unemployment at 5.2%; those measures add context to the income figure. Median home value is $450,700 (1% above the average Maryland ZIP) and median rent is $1,647; 43.7% of occupied homes are owner-occupied.
This is a highly-educated ZIP: 51.8% of adults hold a bachelor's degree or higher, the median age is 36.8, and the average commute is 24 minutes. The page also surfaces 10 ZIP codes within roughly 10 miles and 6 more in Baltimore County, so 21030 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 21030
Top 5 sectors by establishment count in Cockeysville, MD
Which industries have the most business establishments in ZIP 21030.
- Retail trade
Retail trade
125 establishments
- Professional, scientific, and technical services
Professional, scientific, and technical services
124 establishments
- Finance and insurance
Finance and insurance
118 establishments
- Accommodation and food services
Accommodation and food services
90 establishments
- Construction
Construction
89 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 21030, Cockeysville, 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
24,355
Population
61.6
Area (sq mi)
396
People / sq mi
New York
Time Zone
standard
ZIP Type
Who lives in ZIP 21030?
36.8
Median Age
52.1%
Male
47.9%
Female
18.8%
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?
$89,015
Median Household Income
-22% vs state ZIP avg
$58,154
Per Capita Income
10.6%
Poverty Rate
5.2%
Unemployment Rate
24.3 min
Mean Commute Time
How ZIP 21030 ranks among Maryland ZIPs
Cockeysville, 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)
$89,015 36th percentile higher than 36% 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
11,421housing units
11,421
Total Housing Units
10,900
Occupied Units
521
Vacant Units
2.32
Avg Household Size
Occupancy Type
$450,700
Median Home Value
+1% vs state ZIP avg
$1,647
Median Rent
1978
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
-2.6%
YoY Change (2024)
222
HPI Index (2000 = 100)
+122%
Total Change Since 2000
Home values in ZIP 21030 have decreased 2.6% over the past year (2024). Since 2000, this ZIP has seen +122% cumulative appreciation.
| Year | Annual Change | HPI Index |
|---|---|---|
| 2020 | +1.4% | 184 |
| 2021 | +7.5% | 198 |
| 2022 | +8.2% | 215 |
| 2023 | +6.1% | 228 |
| 2024 | -2.6% | 222 |
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 995 business establishments in ZIP 21030, employing approximately 24,506 people with a combined annual payroll of $1,994,197,000.
995
Businesses
24,506
Employees
$2.0B
Annual Payroll
16
Industry Sectors
| Industry | Establishments | % of Total |
|---|---|---|
| Retail trade | 125 | 12.6% |
| Professional, scientific, and technical services | 124 | 12.5% |
| Finance and insurance | 118 | 11.9% |
| Accommodation and food services | 90 | 9.1% |
| Construction | 89 | 8.9% |
| Other services (except public administration) | 89 | 8.9% |
| Health care and social assistance | 79 | 7.9% |
| Administrative and support and waste management and remediation services | 69 | 6.9% |
| Real estate and rental and leasing | 52 | 5.2% |
| Manufacturing | 34 | 3.4% |
| Wholesale trade | 31 | 3.1% |
| Information | 30 | 3.0% |
| Arts, entertainment, and recreation | 22 | 2.2% |
| Educational services | 17 | 1.7% |
| Transportation and warehousing | 14 | 1.4% |
| Management of companies and enterprises | 8 | 0.8% |
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 21030 vs 21031 →
ZIP 21030 vs its nearest neighbors, by population
Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 21093
Lutherville Timonium (21093)
36,465 residents
- 21136
Reisterstown (21136)
33,781 residents
- 21209
Baltimore (21209)
26,465 residents
- 21030
Cockeysville (21030)
24,355 residents
- 21204
Towson (21204)
20,253 residents
- 21131 7,253
Phoenix (21131)
7,253 residents
- 21152 5,544
Sparks Glencoe (21152)
5,544 residents
- 21252 2,872
Towson (21252)
2,872 residents
- 21071 497
Glyndon (21071)
497 residents
What this shows Among its immediate neighbors, ZIP 21030 ranks #4 by population - useful context the national average alone can't give.
ZIP 21030 vs its nearest neighbors, by median income
Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 21153
Stevenson (21153)
$220,179 median income
- 21071
Glyndon (21071)
$213,500 median income
- 21131
Phoenix (21131)
$197,619 median income
- 21093
Lutherville Timonium (21093)
$125,528 median income
- 21152
Sparks Glencoe (21152)
$121,350 median income
- 21136
Reisterstown (21136)
$118,500 median income
- 21204
Towson (21204)
$99,606 median income
- 21209
Baltimore (21209)
$91,437 median income
- 21030
Cockeysville (21030)
$89,015 median income
What this shows By household income, ZIP 21030 ranks #9 of 9 neighboring ZIPs, local affluence varies block to block, not just metro to metro.
| ZIP Code | City | Population | Distance |
|---|---|---|---|
| 21031 | Hunt Valley, MD | 4 | 0.6 mi |
| 21152 | Sparks Glencoe, MD | 5,544 | 4.0 mi |
| 21093 | Lutherville Timonium, MD | 36,465 | 3.9 mi |
| 21131 | Phoenix, MD | 7,253 | 5.1 mi |
| 21153 | Stevenson, MD | 323 | 5.9 mi |
| 21209 | Baltimore, MD | 26,465 | 8.2 mi |
| 21204 | Towson, MD | 20,253 | 6.4 mi |
| 21136 | Reisterstown, MD | 33,781 | 7.5 mi |
| 21071 | Glyndon, MD | 497 | 7.7 mi |
| 21252 | Towson, MD | 2,872 | 7.5 mi |
Nationwide ZIPs with similar ACS profiles
Two Census-derived peer sets for ZIP 21030, 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 (24,355 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 21030 in?
ZIP code 21030 (Cockeysville) 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 21030?
ZIP code 21030 in Cockeysville, MD has a population of 24,355 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 21030?
The median household income in ZIP 21030 is $89,015, which is 17% above the national average of $76,288.
What is the average home value in ZIP 21030?
The median home value in ZIP 21030 is $450,700, which is 62% above the national average of $278,155.
What is the demographic makeup of ZIP 21030?
The largest racial group in ZIP 21030 is White at 55.2%. Hispanic or Latino residents make up 15.4% of the population.
How many businesses are in ZIP code 21030?
ZIP code 21030 has 995 business establishments employing approximately 24,506 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 21030?
The top industries by establishment count in ZIP 21030 are: Retail trade (125), Professional, scientific, and technical services (124), Finance and insurance (118). There are 16 industry sectors represented in total.
How have home values changed in ZIP code 21030?
According to the FHFA House Price Index, home values in ZIP 21030 decreased by 2.6% in 2024. Since 2000, home values in this ZIP have appreciated by approximately 122%. 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 21030?
In ZIP code 21030, 72.8% of residents aged 25+ have a high school diploma or higher, and 51.8% 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 21030?
The mean commute time for workers in ZIP code 21030 is 24.3 minutes according to Census ACS data. The national average is roughly 26 minutes, so commuters here spend less time traveling to work than typical.
What percentage of residents own vs. rent in ZIP 21030?
In ZIP code 21030, approximately 43.7% of occupied housing units are owner-occupied and 56.3% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 21030?
The poverty rate in ZIP code 21030 is 10.6% 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 21030's numbers, next.
- See how ZIP 21030 compares to a neighboring ZIP code on the same Census fields Compare this ZIP
- Check where Cockeysville, 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.