21710 vs 21777 — Compare ZIP Codes
Side-by-side comparison. Blue = ZIP 21710, Orange = ZIP 21777.
Quick verdict: ZIP 21710 is wealthier, higher home values, lower unemployment, more educated, higher work-from-home share. ZIP 21777 is lower poverty rate, more diverse.
Quick Facts
ZIP 21710
Adamstown CDP, MD
View full profile →- Population4,901
- Median Income$164,727
- Median Home Value$582k
- Median Rent$2,391
- Median Age51.4 yrs
- Poverty Rate3.4%
ZIP 21777
Point of Rocks CDP, MD
View full profile →- Population2,333
- Median Income$136,827
- Median Home Value$441k
- Median Rent—
- Median Age43.6 yrs
- Poverty Rate1.6%
Visual comparison (same scale)
Population
4,9012,333
Median Income
$164,727$136,827
Median Home Value
$582k$441k
Median Rent
$2,391—
Median Age
51.4 yrs43.6 yrs
Poverty Rate
3.4%1.6%
Demographics
ZIP 21710
Adamstown CDP, MD
View full profile →- White %84.0%
- Black %6.6%
- Asian %1.9%
- Hispanic %6.0%
- Age 0–17 %17.3%
- Age 18–64 %58.9%
- Age 65+ %23.8%
- Bachelor's+ %52.6%
- Diversity Index29/100
ZIP 21777
Point of Rocks CDP, MD
View full profile →- White %67.1%
- Black %14.0%
- Asian %5.7%
- Hispanic %15.9%
- Age 0–17 %19.3%
- Age 18–64 %69.2%
- Age 65+ %11.5%
- Bachelor's+ %41.8%
- Diversity Index50/100
Visual comparison (same scale)
White %
84.0%67.1%
Black %
6.6%14.0%
Asian %
1.9%5.7%
Hispanic %
6.0%15.9%
Age 0–17 %
17.3%19.3%
Age 18–64 %
58.9%69.2%
Age 65+ %
23.8%11.5%
Bachelor's+ %
52.6%41.8%
Diversity Index
29/10050/100
Economy
ZIP 21710
Adamstown CDP, MD
View full profile →- Median Income$164,727
- Unemployment %1.7%
- IRS Net Migration+288
- Work From Home %27.6%
ZIP 21777
Point of Rocks CDP, MD
View full profile →- Median Income$136,827
- Unemployment %4.8%
- IRS Net Migration+137
- Work From Home %22.8%
Visual comparison (same scale)
Median Income
$164,727$136,827
Unemployment %
1.7%4.8%
IRS Net Migration
+288+137
Work From Home %
27.6%22.8%
Housing
ZIP 21710
Adamstown CDP, MD
View full profile →- Median Home Value$582k
- Median Rent$2,391
- Owner Occupied %84.9%
- Broadband %92.5%
- Vacant %5.2%
- Median Year Built1996
ZIP 21777
Point of Rocks CDP, MD
View full profile →- Median Home Value$441k
- Median Rent—
- Owner Occupied %99.6%
- Broadband %100.0%
- Vacant %0.0%
- Median Year Built1998
Visual comparison (same scale)
Median Home Value
$582k$441k
Median Rent
$2,391—
Owner Occupied %
84.9%99.6%
Broadband %
92.5%100.0%
Vacant %
5.2%0.0%
Median Year Built
19961998
Climate & Location
ZIP 21710
Adamstown CDP, MD
View full profile →- Snow Days/Year0 days
- Elevation (ft)380 ft
- Nearest Airport25.1 miles (40.5 km)
- Distance to Coast32.2 miles (51.9 km)
ZIP 21777
Point of Rocks CDP, MD
View full profile →- Snow Days/Year0 days
- Elevation (ft)380 ft
- Nearest Airport22.8 miles (36.8 km)
- Distance to Coast33.1 miles (53.3 km)
Visual comparison (same scale)
Snow Days/Year
0 days0 days
Elevation (ft)
380 ft380 ft
Nearest Airport
25.1 miles (40.5 km)22.8 miles (36.8 km)
Distance to Coast
32.2 miles (51.9 km)33.1 miles (53.3 km)
Infrastructure
ZIP 21710
Adamstown CDP, MD
View full profile →- Work From Home %27.6%
- Walkability (0–100)30
- Broadband %92.5%
ZIP 21777
Point of Rocks CDP, MD
View full profile →- Work From Home %22.8%
- Walkability (0–100)21
- Broadband %100.0%
Visual comparison (same scale)
Work From Home %
27.6%22.8%
Walkability (0–100)
3021
Broadband %
92.5%100.0%
Frequently Asked Questions
How do ZIP 21710 and 21777 compare?
ZIP 21710 is wealthier, higher home values, lower unemployment, more educated, higher work-from-home share. ZIP 21777 is lower poverty rate, more diverse.
What do the blue and orange colors mean?
Blue represents the first ZIP (21710), orange the second (21777). The same colors are used in the map markers and comparison bars.
Where does this data come from?
Data is from the U.S. Census Bureau and other federal sources. See our Methodology page for details.
How can I compare other ZIP codes?
From any ZIP page, use the "Compare with Another ZIP" tool, or go to /compare/XXXXX-vs-YYYYY (replace with two 5-digit ZIP codes).
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