21638 vs 21666 — Compare ZIP Codes
Side-by-side comparison. Blue = ZIP 21638, Orange = ZIP 21666.
Quick verdict: ZIP 21638 is wealthier, higher home values, lower unemployment, more diverse, more educated, higher work-from-home share. ZIP 21666 is more affordable rent, lower poverty rate.
Quick Facts
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%
ZIP 21666
Stevensville CDP, MD
View full profile →- Population14,205
- Median Income$130,426
- Median Home Value$479k
- Median Rent$1,438
- Median Age46.4 yrs
- Poverty Rate4.2%
Visual comparison (same scale)
Population
5,06814,205
Median Income
$130,804$130,426
Median Home Value
$491k$479k
Median Rent
$1,440$1,438
Median Age
45.8 yrs46.4 yrs
Poverty Rate
8.3%4.2%
Demographics
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
ZIP 21666
Stevensville CDP, MD
View full profile →- White %89.4%
- Black %3.6%
- Asian %1.7%
- Hispanic %1.8%
- Age 0–17 %21.0%
- Age 18–64 %57.0%
- Age 65+ %22.1%
- Bachelor's+ %42.3%
- Diversity Index20/100
Visual comparison (same scale)
White %
82.1%89.4%
Black %
5.0%3.6%
Asian %
0.4%1.7%
Hispanic %
5.4%1.8%
Age 0–17 %
23.2%21.0%
Age 18–64 %
57.7%57.0%
Age 65+ %
19.1%22.1%
Bachelor's+ %
43.2%42.3%
Diversity Index
32/10020/100
Economy
ZIP 21638
Grasonville CDP, MD
View full profile →- Median Income$130,804
- Unemployment %2.6%
- IRS Net Migration+298
- Work From Home %19.9%
ZIP 21666
Stevensville CDP, MD
View full profile →- Median Income$130,426
- Unemployment %4.6%
- IRS Net Migration+835
- Work From Home %14.8%
Visual comparison (same scale)
Median Income
$130,804$130,426
Unemployment %
2.6%4.6%
IRS Net Migration
+298+835
Work From Home %
19.9%14.8%
Housing
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
ZIP 21666
Stevensville CDP, MD
View full profile →- Median Home Value$479k
- Median Rent$1,438
- Owner Occupied %81.5%
- Broadband %87.4%
- Vacant %4.5%
- Median Year Built1987
Visual comparison (same scale)
Median Home Value
$491k$479k
Median Rent
$1,440$1,438
Owner Occupied %
82.7%81.5%
Broadband %
85.0%87.4%
Vacant %
14.4%4.5%
Median Year Built
19921987
Climate & Location
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)
ZIP 21666
Stevensville CDP, MD
View full profile →- Snow Days/Year0 days
- Elevation (ft)10 ft
- Nearest Airport24.1 miles (38.8 km)
- Distance to Coast1.0 miles (1.6 km)
Visual comparison (same scale)
Snow Days/Year
0 days0 days
Elevation (ft)
10 ft10 ft
Nearest Airport
28.8 miles (46.4 km)24.1 miles (38.8 km)
Distance to Coast
0.7 miles (1.1 km)1.0 miles (1.6 km)
Infrastructure
ZIP 21638
Grasonville CDP, MD
View full profile →- Work From Home %19.9%
- Walkability (0–100)32
- Broadband %85.0%
ZIP 21666
Stevensville CDP, MD
View full profile →- Work From Home %14.8%
- Walkability (0–100)34
- Broadband %87.4%
Visual comparison (same scale)
Work From Home %
19.9%14.8%
Walkability (0–100)
3234
Broadband %
85.0%87.4%
Frequently Asked Questions
How do ZIP 21638 and 21666 compare?
ZIP 21638 is wealthier, higher home values, lower unemployment, more diverse, more educated, higher work-from-home share. ZIP 21666 is more affordable rent, lower poverty rate.
What do the blue and orange colors mean?
Blue represents the first ZIP (21638), orange the second (21666). 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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