Point Of Rocks, MD · standard
ZIP Code 21777
Frederick County, Maryland - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 1,470
- 260/sq mi
- $159,708
- Median income
- $480,500
- Median home value
- 44.8%
- Bachelor's or higher
The verdict
Point Of Rocks pairs a top-decile household income with upper-quartile home values, in a low-density, homeowner-dominated area.
- Top 3%
- household income, US ZIPs
- Top 14%
- home value, US ZIPs
- 260
- people per sq mi
- 98%
- owner-occupied homes
Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 21777 against every reporting US ZIP.
ZIP code 21777 is a sparsely populated ZIP (a standard USPS delivery area) in Point Of Rocks, Frederick County, Maryland, home to just 1,470 residents across 5.7 square miles, a density of 260 people per square mile, in the New York time zone.
ZIP 21777 skews affluent, with a median household income of $159,708 (40% above the Maryland average), while per-capita income is $61,095. Local economic indicators show a 1.5% poverty rate alongside 4.0% unemployment. Median home value sits at $480,500 (7% above the state average), median rent at - a month, and owner-occupancy at 97.6%.
A solid share of residents have a four-year degree: 44.8% of adults hold a bachelor's degree or higher, the median age is 43.8, and the average commute is -. A geography-based comparison follows: 10 ZIP codes within about 10 miles of 21777, plus 6 more within Frederick County, give a clearer read than the national average alone.
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 21777
Top 5 sectors by establishment count in Point Of Rocks, MD
Which industries have the most business establishments in ZIP 21777.
- Other services (except public administration)
Other services (except public administration)
5 establishments
- Construction
Construction
3 establishments
- Professional, scientific, and technical services
Professional, scientific, and technical services
3 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 21777, Point Of Rocks, 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
1,470
Population
5.7
Area (sq mi)
260
People / sq mi
New York
Time Zone
standard
ZIP Type
Who lives in ZIP 21777?
43.8
Median Age
53.2%
Male
46.8%
Female
6.9%
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?
$159,708
Median Household Income
+40% vs state
$61,095
Per Capita Income
1.5%
Poverty Rate
4.0%
Unemployment Rate
How ZIP 21777 ranks nationally
Point Of Rocks, MD household income vs. every US ZIP code
Median household income, the full national distribution, with this ZIP marked
$159,708 Top 3% higher than 97% 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?
817
Total Housing Units
817
Occupied Units
0
Vacant Units
3.01
Avg Household Size
Occupancy Type
$480,500
Median Home Value
+7% vs state
1999
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
-1.8%
YoY Change (2024)
262
HPI Index (2000 = 100)
+162%
Total Change Since 2000
Home values in ZIP 21777 have decreased 1.8% over the past year (2024). Since 2000, this ZIP has seen +162% cumulative appreciation.
| Year | Annual Change | HPI Index |
|---|---|---|
| 2020 | -0.3% | 184 |
| 2021 | +11.3% | 204 |
| 2022 | +7.3% | 219 |
| 2023 | +21.8% | 267 |
| 2024 | -1.8% | 262 |
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 25 business establishments in ZIP 21777, employing approximately 552 people with a combined annual payroll of $55,688,000.
25
Businesses
552
Employees
$55.7M
Annual Payroll
3
Industry Sectors
| Industry | Establishments | % of Total |
|---|---|---|
| Other services (except public administration) | 5 | 20.0% |
| Construction | 3 | 12.0% |
| Professional, scientific, and technical services | 3 | 12.0% |
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 21777 vs 21790 →
ZIP 21777 vs its nearest neighbors, by population
Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 20176
Leesburg (20176)
46,506 residents
- 21703
Frederick (21703)
32,854 residents
- 20180 6,549
Lovettsville (20180)
6,549 residents
- 21755 5,591
Jefferson (21755)
5,591 residents
- 21716 4,885
Brunswick (21716)
4,885 residents
- 21710 4,515
Adamstown (21710)
4,515 residents
- 20197 1,840
Waterford (20197)
1,840 residents
- 20842 1,824
Dickerson (20842)
1,824 residents
- 21777 1,470
Point Of Rocks (21777)
1,470 residents
What this shows Among its immediate neighbors, ZIP 21777 ranks #9 by population - useful context the national average alone can't give.
ZIP 21777 vs its nearest neighbors, by median income
Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 20842
Dickerson (20842)
$204,013 median income
- 20197
Waterford (20197)
$190,703 median income
- 20176
Leesburg (20176)
$168,299 median income
- 21710
Adamstown (21710)
$163,864 median income
- 21777
Point Of Rocks (21777)
$159,708 median income
- 21717
Buckeystown (21717)
$158,413 median income
- 20180
Lovettsville (20180)
$151,483 median income
- 21755
Jefferson (21755)
$137,417 median income
- 21716
Brunswick (21716)
$109,382 median income
What this shows By household income, ZIP 21777 ranks #5 of 9 neighboring ZIPs, local affluence varies block to block, not just metro to metro.
| ZIP Code | City | Population | Distance |
|---|---|---|---|
| 21790 | Tuscarora, MD | 100 | 1.7 mi |
| 21710 | Adamstown, MD | 4,515 | 4.3 mi |
| 20176 | Leesburg, VA | 46,506 | 6.0 mi |
| 20180 | Lovettsville, VA | 6,549 | 6.3 mi |
| 21755 | Jefferson, MD | 5,591 | 6.8 mi |
| 21716 | Brunswick, MD | 4,885 | 6.2 mi |
| 21703 | Frederick, MD | 32,854 | 7.4 mi |
| 20842 | Dickerson, MD | 1,824 | 6.5 mi |
| 21717 | Buckeystown, MD | 54 | 6.6 mi |
| 20197 | Waterford, VA | 1,840 | 7.6 mi |
More ZIP Codes in Frederick County
Related Areas
Frequently Asked Questions
What county is ZIP code 21777 in? ▼
What is the population of ZIP code 21777? ▼
What is the median household income in ZIP 21777? ▼
What is the average home value in ZIP 21777? ▼
What is the demographic makeup of ZIP 21777? ▼
How many businesses are in ZIP code 21777? ▼
What are the main industries in ZIP code 21777? ▼
How have home values changed in ZIP code 21777? ▼
What is the education level in ZIP code 21777? ▼
What percentage of residents own vs. rent in ZIP 21777? ▼
What is the poverty rate in ZIP code 21777? ▼
Read our methodology to see how this data is sourced, computed, and verified.