21661 vs 21638 — Compare ZIP Codes
Side-by-side comparison. Blue = ZIP 21661, Orange = ZIP 21638.
Quick verdict: ZIP 21661 is more affordable rent, lower unemployment. ZIP 21638 is wealthier, higher home values, lower poverty rate, more diverse, more educated, higher work-from-home share.
Quick Facts
ZIP 21661
Rock Hall town, MD
View full profile →- Population2,400
- Median Income$87,778
- Median Home Value$259k
- Median Rent$957
- Median Age59.0 yrs
- Poverty Rate10.3%
ZIP 21638
Grasonville CDP, MD
View full profile →- Population5,068
- Median Income$130,804
- Median Home Value$491k
- Median Rent$1,440
- Median Age45.8 yrs
- Poverty Rate8.3%
Visual comparison (same scale)
Population
2,4005,068
Median Income
$87,778$130,804
Median Home Value
$259k$491k
Median Rent
$957$1,440
Median Age
59.0 yrs45.8 yrs
Poverty Rate
10.3%8.3%
Demographics
ZIP 21661
Rock Hall town, MD
View full profile →- White %89.7%
- Black %3.1%
- Asian %0.0%
- Hispanic %5.7%
- Age 0–17 %13.4%
- Age 18–64 %50.1%
- Age 65+ %36.5%
- Bachelor's+ %36.8%
- Diversity Index19/100
ZIP 21638
Grasonville CDP, MD
View full profile →- White %82.1%
- Black %5.0%
- Asian %0.4%
- Hispanic %5.4%
- Age 0–17 %23.2%
- Age 18–64 %57.7%
- Age 65+ %19.1%
- Bachelor's+ %43.2%
- Diversity Index32/100
Visual comparison (same scale)
White %
89.7%82.1%
Black %
3.1%5.0%
Asian %
0.0%0.4%
Hispanic %
5.7%5.4%
Age 0–17 %
13.4%23.2%
Age 18–64 %
50.1%57.7%
Age 65+ %
36.5%19.1%
Bachelor's+ %
36.8%43.2%
Diversity Index
19/10032/100
Economy
ZIP 21661
Rock Hall town, MD
View full profile →- Median Income$87,778
- Unemployment %1.2%
- IRS Net Migration+141
- Work From Home %7.3%
ZIP 21638
Grasonville CDP, MD
View full profile →- Median Income$130,804
- Unemployment %2.6%
- IRS Net Migration+298
- Work From Home %19.9%
Visual comparison (same scale)
Median Income
$87,778$130,804
Unemployment %
1.2%2.6%
IRS Net Migration
+141+298
Work From Home %
7.3%19.9%
Housing
ZIP 21661
Rock Hall town, MD
View full profile →- Median Home Value$259k
- Median Rent$957
- Owner Occupied %76.8%
- Broadband %81.8%
- Vacant %33.5%
- Median Year Built1976
ZIP 21638
Grasonville CDP, MD
View full profile →- Median Home Value$491k
- Median Rent$1,440
- Owner Occupied %82.7%
- Broadband %85.0%
- Vacant %14.4%
- Median Year Built1992
Visual comparison (same scale)
Median Home Value
$259k$491k
Median Rent
$957$1,440
Owner Occupied %
76.8%82.7%
Broadband %
81.8%85.0%
Vacant %
33.5%14.4%
Median Year Built
19761992
Climate & Location
ZIP 21661
Rock Hall town, MD
View full profile →- Snow Days/Year0 days
- Elevation (ft)10 ft
- Nearest Airport19.0 miles (30.5 km)
- Distance to Coast0.8 miles (1.3 km)
ZIP 21638
Grasonville CDP, MD
View full profile →- Snow Days/Year0 days
- Elevation (ft)10 ft
- Nearest Airport28.8 miles (46.4 km)
- Distance to Coast0.7 miles (1.1 km)
Visual comparison (same scale)
Snow Days/Year
0 days0 days
Elevation (ft)
10 ft10 ft
Nearest Airport
19.0 miles (30.5 km)28.8 miles (46.4 km)
Distance to Coast
0.8 miles (1.3 km)0.7 miles (1.1 km)
Infrastructure
ZIP 21661
Rock Hall town, MD
View full profile →- Work From Home %7.3%
- Walkability (0–100)32
- Broadband %81.8%
ZIP 21638
Grasonville CDP, MD
View full profile →- Work From Home %19.9%
- Walkability (0–100)32
- Broadband %85.0%
Visual comparison (same scale)
Work From Home %
7.3%19.9%
Walkability (0–100)
3232
Broadband %
81.8%85.0%
Frequently Asked Questions
How do ZIP 21661 and 21638 compare?
ZIP 21661 is more affordable rent, lower unemployment. ZIP 21638 is wealthier, higher home values, lower poverty rate, more diverse, more educated, higher work-from-home share.
What do the blue and orange colors mean?
Blue represents the first ZIP (21661), orange the second (21638). 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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