Reisterstown, MD · standard
ZIP Code 21136
Baltimore County, Maryland - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 33,781
- 233/sq mi High-density area
- $118,500
- Median income Above-median income area
- $422,100
- Median home value Above-median home value
- 54.6%
- Bachelor's or higher Above-average bachelor's attainment
National ZIP placement
Reisterstown pairs a top-decile household income with upper-quartile home values, in a low-density, homeowner-dominated area.
- Top 10%
- household income, US ZIPs
- Top 19%
- home value, US ZIPs
- 233
- people per sq mi
- 79%
- owner-occupied homes
Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 21136 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 21136 (Reisterstown, MD) rose +5.0% from 2023 to 2024. The all-transactions index moved from 238.4 in 2023 to 250.3 in 2024 (2000 = 100).
ZIP code 21136 is a densely settled ZIP (a standard USPS delivery area) in Reisterstown, Baltimore County, Maryland, with 33,781 residents across 145.0 square miles, a density of 233 people per square mile, in the New York time zone.
ZIP 21136 skews affluent, with a median household income of $118,500 (4% above the average Maryland ZIP), while per-capita income is $59,518. The poverty rate is 8.7%, with unemployment at 4.4%; those measures add context to the income figure. Median home value is $422,100 (6% below the average Maryland ZIP) and median rent is $1,524; 79.4% of occupied homes are owner-occupied.
This is a highly-educated ZIP: 54.6% of adults hold a bachelor's degree or higher, the median age is 46.3, 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 21136 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 21136
Top 5 sectors by establishment count in Reisterstown, MD
Which industries have the most business establishments in ZIP 21136.
- Professional, scientific, and technical services
Professional, scientific, and technical services
114 establishments
- Construction
Construction
97 establishments
- Other services (except public administration)
Other services (except public administration)
81 establishments
- Retail trade
Retail trade
78 establishments
- Health care and social assistance
Health care and social assistance
69 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 21136, Reisterstown, 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
33,781
Population
145.0
Area (sq mi)
233
People / sq mi
New York
Time Zone
standard
ZIP Type
Who lives in ZIP 21136?
46.3
Median Age
47.0%
Male
53.0%
Female
14.8%
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?
$118,500
Median Household Income
+4% vs state ZIP avg
$59,518
Per Capita Income
8.7%
Poverty Rate
4.4%
Unemployment Rate
28.8 min
Mean Commute Time
How ZIP 21136 ranks nationally
Reisterstown, MD household income vs. every US ZIP code
Median household income, the full national distribution, with this ZIP marked
$118,500 Top 10% higher than 90% of 30,318 US ZIPs
Each bar is a $20K-wide band; taller bars hold more US 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
13,837housing units
13,837
Total Housing Units
13,048
Occupied Units
789
Vacant Units
2.43
Avg Household Size
Occupancy Type
$422,100
Median Home Value
-6% vs state ZIP avg
$1,524
Median Rent
1981
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
+5.0%
YoY Change (2024)
250
HPI Index (2000 = 100)
+150%
Total Change Since 2000
Home values in ZIP 21136 have increased 5.0% over the past year (2024). Since 2000, this ZIP has seen +150% cumulative appreciation.
| Year | Annual Change | HPI Index |
|---|---|---|
| 2020 | +1.6% | 178 |
| 2021 | +10.2% | 196 |
| 2022 | +12.6% | 221 |
| 2023 | +8.0% | 238 |
| 2024 | +5.0% | 250 |
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 708 business establishments in ZIP 21136, employing approximately 6,142 people with a combined annual payroll of $309,489,000.
708
Businesses
6,142
Employees
$309.5M
Annual Payroll
16
Industry Sectors
| Industry | Establishments | % of Total |
|---|---|---|
| Professional, scientific, and technical services | 114 | 16.1% |
| Construction | 97 | 13.7% |
| Other services (except public administration) | 81 | 11.4% |
| Retail trade | 78 | 11.0% |
| Health care and social assistance | 69 | 9.8% |
| Administrative and support and waste management and remediation services | 54 | 7.6% |
| Accommodation and food services | 54 | 7.6% |
| Transportation and warehousing | 32 | 4.5% |
| Real estate and rental and leasing | 32 | 4.5% |
| Finance and insurance | 31 | 4.4% |
| Wholesale trade | 19 | 2.7% |
| Educational services | 14 | 2.0% |
| Arts, entertainment, and recreation | 14 | 2.0% |
| Information | 8 | 1.1% |
| Manufacturing | 4 | 0.6% |
| Management of companies and enterprises | 3 | 0.4% |
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 21136 vs 21071 →
ZIP 21136 vs its nearest neighbors, by population
Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 21117
Owings Mills (21117)
53,778 residents
- 21208
Pikesville (21208)
33,917 residents
- 21136
Reisterstown (21136)
33,781 residents
- 21133
Randallstown (21133)
29,998 residents
- 21030
Cockeysville (21030)
24,355 residents
- 21074 15,084
Hampstead (21074)
15,084 residents
- 21048 10,650
Finksburg (21048)
10,650 residents
- 21152 5,544
Sparks Glencoe (21152)
5,544 residents
- 21155 2,371
Upperco (21155)
2,371 residents
What this shows Among its immediate neighbors, ZIP 21136 ranks #3 by population - useful context the national average alone can't give.
ZIP 21136 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
- 21048
Finksburg (21048)
$131,921 median income
- 21155
Upperco (21155)
$123,158 median income
- 21152
Sparks Glencoe (21152)
$121,350 median income
- 21136
Reisterstown (21136)
$118,500 median income
- 21074
Hampstead (21074)
$108,536 median income
- 21117
Owings Mills (21117)
$101,831 median income
- 21208
Pikesville (21208)
$90,131 median income
What this shows By household income, ZIP 21136 ranks #6 of 9 neighboring ZIPs, local affluence varies block to block, not just metro to metro.
| ZIP Code | City | Population | Distance |
|---|---|---|---|
| 21071 | Glyndon, MD | 497 | 0.5 mi |
| 21155 | Upperco, MD | 2,371 | 5.7 mi |
| 21117 | Owings Mills, MD | 53,778 | 4.6 mi |
| 21048 | Finksburg, MD | 10,650 | 5.4 mi |
| 21133 | Randallstown, MD | 29,998 | 7.9 mi |
| 21030 | Cockeysville, MD | 24,355 | 7.5 mi |
| 21074 | Hampstead, MD | 15,084 | 9.1 mi |
| 21153 | Stevenson, MD | 323 | 7.5 mi |
| 21152 | Sparks Glencoe, MD | 5,544 | 7.9 mi |
| 21208 | Pikesville, MD | 33,917 | 8.5 mi |
Nationwide ZIPs with similar ACS profiles
Two Census-derived peer sets for ZIP 21136, 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 (33,781 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 21136 in?
ZIP code 21136 (Reisterstown) 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 21136?
ZIP code 21136 in Reisterstown, MD has a population of 33,781 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 21136?
The median household income in ZIP 21136 is $118,500, which is 55% above the national average of $76,288.
What is the average home value in ZIP 21136?
The median home value in ZIP 21136 is $422,100, which is 52% above the national average of $278,155.
What is the demographic makeup of ZIP 21136?
The largest racial group in ZIP 21136 is White at 55.8%. Hispanic or Latino residents make up 8.9% of the population.
How many businesses are in ZIP code 21136?
ZIP code 21136 has 708 business establishments employing approximately 6,142 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 21136?
The top industries by establishment count in ZIP 21136 are: Professional, scientific, and technical services (114), Construction (97), Other services (except public administration) (81). There are 16 industry sectors represented in total.
How have home values changed in ZIP code 21136?
According to the FHFA House Price Index, home values in ZIP 21136 increased by 5.0% in 2024. Since 2000, home values in this ZIP have appreciated by approximately 150%. 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 21136?
In ZIP code 21136, 71.8% of residents aged 25+ have a high school diploma or higher, and 54.6% 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 21136?
The mean commute time for workers in ZIP code 21136 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 21136?
In ZIP code 21136, approximately 79.4% of occupied housing units are owner-occupied and 20.6% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 21136?
The poverty rate in ZIP code 21136 is 8.7% 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 21136's numbers, next.
- See how ZIP 21136 compares to a neighboring ZIP code on the same Census fields Compare this ZIP
- Check where Reisterstown, 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.