Sparks Glencoe, MD · standard
ZIP Code 21152
Baltimore County, Maryland - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 5,544
- 94/sq mi Moderate-density area
- $121,350
- Median income Above-median income area
- $495,700
- Median home value Above-median home value
- 56.4%
- Bachelor's or higher Above-average bachelor's attainment
National ZIP placement
Sparks Glencoe pairs a top-decile household income with upper-quartile home values, in a rural, homeowner-dominated area.
- Top 9%
- household income, US ZIPs
- Top 13%
- home value, US ZIPs
- 94
- people per sq mi
- 73%
- owner-occupied homes
Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 21152 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 21152 (Sparks Glencoe, MD) fell -4.2% from 2023 to 2024. The all-transactions index moved from 239.9 in 2023 to 229.9 in 2024 (2000 = 100).
ZIP code 21152 is a mid-sized community (a standard USPS delivery area) in Sparks Glencoe, Baltimore County, Maryland, home to 5,544 residents across 59.2 square miles, a density of 94 people per square mile, in the New York time zone.
ZIP 21152 skews affluent, with a median household income of $121,350 (6% above the average Maryland ZIP), while per-capita income is $74,430. The poverty rate is 1.9%, with unemployment at 6.0%; those measures add context to the income figure. Median home value is $495,700 (11% above the average Maryland ZIP) and median rent is $1,657; 72.9% of occupied homes are owner-occupied.
This is a highly-educated ZIP: 56.4% of adults hold a bachelor's degree or higher, the median age is 44.9, and the average commute is 25 minutes. The page also surfaces 10 ZIP codes within roughly 10 miles and 6 more in Baltimore County, so 21152 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 21152
Top 5 sectors by establishment count in Sparks Glencoe, MD
Which industries have the most business establishments in ZIP 21152.
- Professional, scientific, and technical services
Professional, scientific, and technical services
51 establishments
- Health care and social assistance
Health care and social assistance
29 establishments
- Construction
Construction
25 establishments
- Administrative and support and waste management and remediation services 19
Administrative and support and waste management and remediation services
19 establishments
- Finance and insurance 18
Finance and insurance
18 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 21152, Sparks Glencoe, 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
5,544
Population
59.2
Area (sq mi)
94
People / sq mi
New York
Time Zone
standard
ZIP Type
Who lives in ZIP 21152?
44.9
Median Age
44.7%
Male
55.3%
Female
8.1%
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?
$121,350
Median Household Income
+6% vs state ZIP avg
$74,430
Per Capita Income
1.9%
Poverty Rate
6.0%
Unemployment Rate
24.5 min
Mean Commute Time
How ZIP 21152 ranks among Maryland ZIPs
Sparks Glencoe, 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)
$121,350 Top 39% higher than 61% 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
2,619housing units
2,619
Total Housing Units
2,609
Occupied Units
10
Vacant Units
2.47
Avg Household Size
Occupancy Type
$495,700
Median Home Value
+11% vs state ZIP avg
$1,657
Median Rent
1985
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
-4.2%
YoY Change (2024)
230
HPI Index (2000 = 100)
+130%
Total Change Since 2000
Home values in ZIP 21152 have decreased 4.2% over the past year (2024). Since 2000, this ZIP has seen +130% cumulative appreciation.
| Year | Annual Change | HPI Index |
|---|---|---|
| 2020 | +4.0% | 176 |
| 2021 | +7.8% | 190 |
| 2022 | +9.2% | 207 |
| 2023 | +15.8% | 240 |
| 2024 | -4.2% | 230 |
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 231 business establishments in ZIP 21152, employing approximately 8,622 people with a combined annual payroll of $1,067,798,000.
231
Businesses
8,622
Employees
$1.1B
Annual Payroll
16
Industry Sectors
| Industry | Establishments | % of Total |
|---|---|---|
| Professional, scientific, and technical services | 51 | 22.1% |
| Health care and social assistance | 29 | 12.6% |
| Construction | 25 | 10.8% |
| Administrative and support and waste management and remediation services | 19 | 8.2% |
| Finance and insurance | 18 | 7.8% |
| Wholesale trade | 14 | 6.1% |
| Other services (except public administration) | 14 | 6.1% |
| Manufacturing | 11 | 4.8% |
| Real estate and rental and leasing | 11 | 4.8% |
| Retail trade | 7 | 3.0% |
| Management of companies and enterprises | 7 | 3.0% |
| Arts, entertainment, and recreation | 7 | 3.0% |
| Accommodation and food services | 7 | 3.0% |
| Information | 4 | 1.7% |
| Transportation and warehousing | 3 | 1.3% |
| Educational services | 3 | 1.3% |
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 21152 vs 21030 →
ZIP 21152 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
- 21030
Cockeysville (21030)
24,355 residents
- 21131 7,253
Phoenix (21131)
7,253 residents
- 21120 6,967
Parkton (21120)
6,967 residents
- 21152 5,544
Sparks Glencoe (21152)
5,544 residents
- 21111 4,903
Monkton (21111)
4,903 residents
- 21053 3,305
Freeland (21053)
3,305 residents
- 21155 2,371
Upperco (21155)
2,371 residents
What this shows Among its immediate neighbors, ZIP 21152 ranks #6 by population - useful context the national average alone can't give.
ZIP 21152 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
- 21131
Phoenix (21131)
$197,619 median income
- 21120
Parkton (21120)
$162,052 median income
- 21111
Monkton (21111)
$136,304 median income
- 21093
Lutherville Timonium (21093)
$125,528 median income
- 21155
Upperco (21155)
$123,158 median income
- 21152
Sparks Glencoe (21152)
$121,350 median income
- 21136
Reisterstown (21136)
$118,500 median income
- 21053
Freeland (21053)
$89,497 median income
What this shows By household income, ZIP 21152 ranks #7 of 9 neighboring ZIPs, local affluence varies block to block, not just metro to metro.
| ZIP Code | City | Population | Distance |
|---|---|---|---|
| 21030 | Cockeysville, MD | 24,355 | 4.0 mi |
| 21031 | Hunt Valley, MD | 4 | 4.4 mi |
| 21120 | Parkton, MD | 6,967 | 6.7 mi |
| 21111 | Monkton, MD | 4,903 | 5.7 mi |
| 21155 | Upperco, MD | 2,371 | 6.8 mi |
| 21093 | Lutherville Timonium, MD | 36,465 | 7.8 mi |
| 21131 | Phoenix, MD | 7,253 | 6.5 mi |
| 21153 | Stevenson, MD | 323 | 9.5 mi |
| 21053 | Freeland, MD | 3,305 | 10.1 mi |
| 21136 | Reisterstown, MD | 33,781 | 7.9 mi |
Nationwide ZIPs with similar ACS profiles
Two Census-derived peer sets for ZIP 21152, 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 (5,544 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 21152 in?
ZIP code 21152 (Sparks Glencoe) 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 21152?
ZIP code 21152 in Sparks Glencoe, MD has a population of 5,544 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 21152?
The median household income in ZIP 21152 is $121,350, which is 59% above the national average of $76,288.
What is the average home value in ZIP 21152?
The median home value in ZIP 21152 is $495,700, which is 78% above the national average of $278,155.
What is the demographic makeup of ZIP 21152?
The largest racial group in ZIP 21152 is White at 83.3%. Hispanic or Latino residents make up 1.6% of the population.
How many businesses are in ZIP code 21152?
ZIP code 21152 has 231 business establishments employing approximately 8,622 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 21152?
The top industries by establishment count in ZIP 21152 are: Professional, scientific, and technical services (51), Health care and social assistance (29), Construction (25). There are 16 industry sectors represented in total.
How have home values changed in ZIP code 21152?
According to the FHFA House Price Index, home values in ZIP 21152 decreased by 4.2% in 2024. Since 2000, home values in this ZIP have appreciated by approximately 130%. 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 21152?
In ZIP code 21152, 71.9% of residents aged 25+ have a high school diploma or higher, and 56.4% 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 21152?
The mean commute time for workers in ZIP code 21152 is 24.5 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 21152?
In ZIP code 21152, approximately 72.9% of occupied housing units are owner-occupied and 27.1% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 21152?
The poverty rate in ZIP code 21152 is 1.9% 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 21152's numbers, next.
- See how ZIP 21152 compares to a neighboring ZIP code on the same Census fields Compare this ZIP
- Check where Sparks Glencoe, 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.