Elkridge, MD · standard
ZIP Code 21075
Howard County, Maryland - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 26,344
- 701/sq mi High-density area
- $135,303
- Median income Above-median income area
- $455,300
- Median home value Above-median home value
- 59.9%
- Bachelor's or higher Above-average bachelor's attainment
National ZIP placement
Elkridge pairs a top-decile household income with upper-quartile home values, in a low-density, homeowner-dominated area.
- Top 6%
- household income, US ZIPs
- Top 16%
- home value, US ZIPs
- 701
- people per sq mi
- 64%
- owner-occupied homes
Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 21075 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 21075 (Elkridge, MD) rose +8.3% from 2023 to 2024. The all-transactions index moved from 253.4 in 2023 to 274.5 in 2024 (2000 = 100).
ZIP code 21075 is a densely settled ZIP (a standard USPS delivery area) in Elkridge, Howard County, Maryland, with 26,344 residents across 37.6 square miles, a density of 701 people per square mile, in the New York time zone.
ZIP 21075 skews affluent, with a median household income of $135,303 (19% above the average Maryland ZIP), while per-capita income is $53,780. Both reported hardship measures are comparatively low in absolute terms: poverty is 7.7% and unemployment is 3.8%. Median home value is $455,300 (2% above the average Maryland ZIP) and median rent is $2,183; 64.1% of occupied homes are owner-occupied.
This is a highly-educated ZIP: 59.9% of adults hold a bachelor's degree or higher, the median age is 34.1, and the average commute is 28 minutes. The page also surfaces 10 ZIP codes within roughly 10 miles and 6 more in Howard County, so 21075 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 21075
Top 5 sectors by establishment count in Elkridge, MD
Which industries have the most business establishments in ZIP 21075.
- Professional, scientific, and technical services
Professional, scientific, and technical services
156 establishments
- Construction
Construction
102 establishments
- Retail trade
Retail trade
92 establishments
- Health care and social assistance
Health care and social assistance
88 establishments
- Other services (except public administration)
Other services (except public administration)
81 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 21075, Elkridge, 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
26,344
Population
37.6
Area (sq mi)
701
People / sq mi
New York
Time Zone
standard
ZIP Type
Who lives in ZIP 21075?
34.1
Median Age
49.4%
Male
50.6%
Female
24.0%
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?
$135,303
Median Household Income
+19% vs state ZIP avg
$53,780
Per Capita Income
7.7%
Poverty Rate
3.8%
Unemployment Rate
28.1 min
Mean Commute Time
How ZIP 21075 ranks among Maryland ZIPs
Elkridge, 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)
$135,303 Top 28% higher than 72% 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
13,443housing units
13,443
Total Housing Units
13,038
Occupied Units
405
Vacant Units
2.86
Avg Household Size
Occupancy Type
$455,300
Median Home Value
+2% vs state ZIP avg
$2,183
Median Rent
2000
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
+8.3%
YoY Change (2024)
275
HPI Index (2000 = 100)
+175%
Total Change Since 2000
Home values in ZIP 21075 have increased 8.3% over the past year (2024). Since 2000, this ZIP has seen +175% cumulative appreciation.
| Year | Annual Change | HPI Index |
|---|---|---|
| 2020 | +0.6% | 204 |
| 2021 | +8.7% | 221 |
| 2022 | +11.1% | 246 |
| 2023 | +3.1% | 253 |
| 2024 | +8.3% | 275 |
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 919 business establishments in ZIP 21075, employing approximately 17,627 people with a combined annual payroll of $1,346,245,000.
919
Businesses
17,627
Employees
$1.3B
Annual Payroll
16
Industry Sectors
| Industry | Establishments | % of Total |
|---|---|---|
| Professional, scientific, and technical services | 156 | 17.0% |
| Construction | 102 | 11.1% |
| Retail trade | 92 | 10.0% |
| Health care and social assistance | 88 | 9.6% |
| Other services (except public administration) | 81 | 8.8% |
| Wholesale trade | 78 | 8.5% |
| Administrative and support and waste management and remediation services | 65 | 7.1% |
| Accommodation and food services | 62 | 6.8% |
| Transportation and warehousing | 54 | 5.9% |
| Real estate and rental and leasing | 39 | 4.2% |
| Finance and insurance | 25 | 2.7% |
| Manufacturing | 22 | 2.4% |
| Educational services | 22 | 2.4% |
| Information | 15 | 1.6% |
| Arts, entertainment, and recreation | 13 | 1.4% |
| Management of companies and enterprises | 4 | 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 21075 vs 21076 →
ZIP 21075 vs its nearest neighbors, by population
Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 21228
Catonsville (21228)
47,577 residents
- 21043
Ellicott City (21043)
42,246 residents
- 21045
Columbia (21045)
38,288 residents
- 21075
Elkridge (21075)
26,344 residents
- 20794 14,098
Jessup (20794)
14,098 residents
- 21076 12,952
Hanover (21076)
12,952 residents
- 21090 9,784
Linthicum Heights (21090)
9,784 residents
- 20755 9,302
Fort George G Meade (20755)
9,302 residents
- 21250 3,205
Baltimore (21250)
3,205 residents
What this shows Among its immediate neighbors, ZIP 21075 ranks #4 by population - useful context the national average alone can't give.
ZIP 21075 vs its nearest neighbors, by median income
Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 21043
Ellicott City (21043)
$148,125 median income
- 21076
Hanover (21076)
$146,869 median income
- 21090
Linthicum Heights (21090)
$138,119 median income
- 21075
Elkridge (21075)
$135,303 median income
- 21045
Columbia (21045)
$118,563 median income
- 20794
Jessup (20794)
$116,406 median income
- 21228
Catonsville (21228)
$112,656 median income
- 20755
Fort George G Meade (20755)
$103,261 median income
What this shows By household income, ZIP 21075 ranks #4 of 8 neighboring ZIPs, local affluence varies block to block, not just metro to metro.
| ZIP Code | City | Population | Distance |
|---|---|---|---|
| 21076 | Hanover, MD | 12,952 | 3.0 mi |
| 21228 | Catonsville, MD | 47,577 | 4.8 mi |
| 21045 | Columbia, MD | 38,288 | 4.1 mi |
| 21090 | Linthicum Heights, MD | 9,784 | 4.5 mi |
| 20794 | Jessup, MD | 14,098 | 4.2 mi |
| 21250 | Baltimore, MD | 3,205 | 4.2 mi |
| 21043 | Ellicott City, MD | 42,246 | 4.5 mi |
| 21077 | Harmans, MD | 224 | 4.4 mi |
| 20755 | Fort George G Meade, MD | 9,302 | 6.8 mi |
| 21240 | Baltimore, MD | 0 | 4.6 mi |
Nationwide ZIPs with similar ACS profiles
Two Census-derived peer sets for ZIP 21075, 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 (26,344 here; floor ≥1,000).
Similar median household income
Nearest cross-state ZIPs by ACS median household income.
More ZIP Codes in Howard County
Related Areas
Frequently Asked Questions
What county is ZIP code 21075 in?
ZIP code 21075 (Elkridge) is located in Howard County, Maryland. Howard County contains multiple ZIP codes, see the full list at /counties/howard-md.
What is the population of ZIP code 21075?
ZIP code 21075 in Elkridge, MD has a population of 26,344 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 21075?
The median household income in ZIP 21075 is $135,303, which is 77% above the national average of $76,288.
What is the average home value in ZIP 21075?
The median home value in ZIP 21075 is $455,300, which is 64% above the national average of $278,155.
What is the demographic makeup of ZIP 21075?
The largest racial group in ZIP 21075 is White at 39.3%. Hispanic or Latino residents make up 10.7% of the population.
How many businesses are in ZIP code 21075?
ZIP code 21075 has 919 business establishments employing approximately 17,627 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 21075?
The top industries by establishment count in ZIP 21075 are: Professional, scientific, and technical services (156), Construction (102), Retail trade (92). There are 16 industry sectors represented in total.
How have home values changed in ZIP code 21075?
According to the FHFA House Price Index, home values in ZIP 21075 increased by 8.3% in 2024. Since 2000, home values in this ZIP have appreciated by approximately 175%. 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 21075?
In ZIP code 21075, 73.8% of residents aged 25+ have a high school diploma or higher, and 59.9% 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 21075?
The mean commute time for workers in ZIP code 21075 is 28.1 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 21075?
In ZIP code 21075, approximately 64.1% of occupied housing units are owner-occupied and 35.9% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 21075?
The poverty rate in ZIP code 21075 is 7.7% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.
Related
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What to do with ZIP 21075's numbers, next.
- See how ZIP 21075 compares to a neighboring ZIP code on the same Census fields Compare this ZIP
- Check where Elkridge, 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.