Ijamsville, MD · standard
ZIP Code 21754
Frederick County, Maryland — Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 6,323
- 103/sq mi
- $182,188
- Median income
- $647,300
- Median home value
- 57.7%
- Bachelor's or higher
The verdict
Ijamsville pairs a top-decile household income with top-decile home values, in a rural, homeowner-dominated area.
- Top 2%
- household income, US ZIPs
- Top 8%
- home value, US ZIPs
- 103
- people per sq mi
- 96%
- owner-occupied homes
Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 21754 against every reporting US ZIP.
ZIP code 21754 is classified by USPS as a standard delivery area and covers roughly 61.4 square miles in Ijamsville, Frederick County, Maryland. The area is home to 6,323 residents, producing a population density of 103 people per square mile, and falls within the New York time zone. These USPS and Census boundary values drive every downstream statistic on this page, including the benchmarks that compare 21754 against Maryland and the nation.
On the economic side, the median household income for ZIP 21754 sits at $182,188 (60% above the Maryland average), while per-capita income is $72,917. The poverty rate stands at 3.4% and the unemployment rate at 1.8%. On housing, the median home value is $647,300 (45% above the state average) with median rent at $1,745 per month, and 96.2% of occupied units are owner-occupied, a direct signal of whether 21754 behaves more like a homeowner neighborhood or a renter-heavy ZIP.
Education and household profile round out the picture: 57.7% of adults hold a bachelor's degree or higher, the median age is 41.2, and the average commute is 38 minutes. We also surface 10 nearby ZIP codes within roughly 10 miles and 6 additional ZIPs sharing Frederick County, so you can benchmark 21754 against its immediate geography rather than a national average alone. Every figure is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates, HUD Fair Market Rents, and FHFA Home Price Index data, no estimates, no proprietary scoring. Verify with HUD →
Top industries in ZIP 21754
Top 5 sectors by establishment count
Which industries have the most business establishments in ZIP 21754.
- Construction
Construction
44 establishments
- Professional, scientific, and technical services
Professional, scientific, and technical services
41 establishments
- Health care and social assistance
Health care and social assistance
23 establishments
- Administrative and support and waste management and remediation services
Administrative and support and waste management and remediation services
21 establishments
- Other services (except public administration) 13
Other services (except public administration)
13 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 + HUD FMR + FHFA HPI ACS demographics, ZBP business establishments, HUD Fair Market Rents, FHFA HPI for ZIP 21754, Ijamsville, MD · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; HUD FMR + FHFA HPI updated quarterly/annually.
Quick Facts
6,323
Population
61.4
Area (sq mi)
103
People / sq mi
New York
Time Zone
standard
ZIP Type
Who lives in ZIP 21754?
41.2
Median Age
53.1%
Male
46.9%
Female
12.6%
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?
$182,188
Median Household Income
+60% vs state
$72,917
Per Capita Income
3.4%
Poverty Rate
1.8%
Unemployment Rate
37.7 min
Mean Commute Time
How ZIP 21754 ranks nationally
Household income vs. every US ZIP code
Median household income — the full national distribution, with this ZIP marked
$182,188 Top 2% higher than 98% 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?
2,688
Total Housing Units
2,660
Occupied Units
28
Vacant Units
3.06
Avg Household Size
Occupancy Type
$647,300
Median Home Value
+45% vs state
$1,745
Median Rent
1991
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
+11.0%
YoY Change (2024)
265
HPI Index (2000 = 100)
+165%
Total Change Since 2000
Home values in ZIP 21754 have increased 11.0% over the past year (2024). Since 2000, this ZIP has seen +165% cumulative appreciation.
| Year | Annual Change | HPI Index |
|---|---|---|
| 2020 | +2.8% | 181 |
| 2021 | +12.9% | 205 |
| 2022 | +14.2% | 234 |
| 2023 | +2.3% | 239 |
| 2024 | +11.0% | 265 |
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 205 business establishments in ZIP 21754, employing approximately 2,039 people with a combined annual payroll of $103,606,000.
205
Businesses
2,039
Employees
$103.6M
Annual Payroll
15
Industry Sectors
| Industry | Establishments | % of Total |
|---|---|---|
| Construction | 44 | 21.5% |
| Professional, scientific, and technical services | 41 | 20.0% |
| Health care and social assistance | 23 | 11.2% |
| Administrative and support and waste management and remediation services | 21 | 10.2% |
| Other services (except public administration) | 13 | 6.3% |
| Real estate and rental and leasing | 11 | 5.4% |
| Retail trade | 9 | 4.4% |
| Transportation and warehousing | 7 | 3.4% |
| Accommodation and food services | 7 | 3.4% |
| Educational services | 6 | 2.9% |
| Arts, entertainment, and recreation | 6 | 2.9% |
| Manufacturing | 5 | 2.4% |
| Finance and insurance | 4 | 1.9% |
| Wholesale trade | 3 | 1.5% |
| Information | 3 | 1.5% |
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 21754 vs 21770 →
ZIP 21754 vs its nearest neighbors, by population
Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 21701
Frederick (21701)
35,293 residents
- 21704 13,321
Frederick (21704)
13,321 residents
- 20871 13,130
Clarksburg (20871)
13,130 residents
- 20872 13,104
Damascus (20872)
13,104 residents
- 21774 11,662
New Market (21774)
11,662 residents
- 20841 10,460
Boyds (20841)
10,460 residents
- 21754 6,323
Ijamsville (21754)
6,323 residents
- 21770 5,164
Monrovia (21770)
5,164 residents
- 20838 259
Barnesville (20838)
259 residents
What this shows Among its immediate neighbors, ZIP 21754 ranks #7 by population — useful context the national average alone can't give.
ZIP 21754 vs its nearest neighbors, by median income
Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 20838
Barnesville (20838)
$250,001 median income
- 20841
Boyds (20841)
$184,688 median income
- 21770
Monrovia (21770)
$183,571 median income
- 21754
Ijamsville (21754)
$182,188 median income
- 20871
Clarksburg (20871)
$177,523 median income
- 21774
New Market (21774)
$171,103 median income
- 21704
Frederick (21704)
$161,063 median income
- 21717
Buckeystown (21717)
$158,413 median income
- 20872
Damascus (20872)
$141,050 median income
What this shows By household income, ZIP 21754 ranks #4 of 9 neighboring ZIPs — local affluence varies block to block, not just metro to metro.
| ZIP Code | City | Population | Distance |
|---|---|---|---|
| 21770 | Monrovia, MD | 5,164 | 3.2 mi |
| 21704 | Frederick, MD | 13,321 | 3.6 mi |
| 20871 | Clarksburg, MD | 13,130 | 5.3 mi |
| 21774 | New Market, MD | 11,662 | 5.5 mi |
| 21717 | Buckeystown, MD | 54 | 6.6 mi |
| 21701 | Frederick, MD | 35,293 | 7.8 mi |
| 20872 | Damascus, MD | 13,104 | 5.9 mi |
| 20841 | Boyds, MD | 10,460 | 10.0 mi |
| 20838 | Barnesville, MD | 259 | 8.2 mi |
| 21705 | Frederick, MD | 8 | 7.3 mi |
More ZIP Codes in Frederick County
Related Areas
Frequently Asked Questions
What county is ZIP code 21754 in? ▼
What is the population of ZIP code 21754? ▼
What is the median household income in ZIP 21754? ▼
What is the average home value in ZIP 21754? ▼
What is the demographic makeup of ZIP 21754? ▼
How many businesses are in ZIP code 21754? ▼
What are the main industries in ZIP code 21754? ▼
How have home values changed in ZIP code 21754? ▼
What is the education level in ZIP code 21754? ▼
What is the average commute time in ZIP 21754? ▼
What percentage of residents own vs. rent in ZIP 21754? ▼
What is the poverty rate in ZIP code 21754? ▼
ZIP Code Research Guides
Official Data Resources for Ijamsville, MD
Verify and explore additional data for this area using these official government sources.
Read our methodology to see how this data is sourced, computed, and verified.