20664 vs 20640 — Compare ZIP Codes
Side-by-side comparison. Blue = ZIP 20664, Orange = ZIP 20640.
Quick verdict: ZIP 20664 is higher home values, more affordable rent. ZIP 20640 is wealthier, lower poverty rate, lower unemployment, more diverse, more educated, higher work-from-home share.
Quick Facts
ZIP 20664
Rock Point CDP, MD
View full profile →- Population3,121
- Median Income$82,083
- Median Home Value$433k
- Median Rent$1,281
- Median Age37.8 yrs
- Poverty Rate12.6%
ZIP 20640
Bryans Road CDP, MD
View full profile →- Population10,254
- Median Income$95,560
- Median Home Value$308k
- Median Rent$1,515
- Median Age38.5 yrs
- Poverty Rate7.4%
Visual comparison (same scale)
Population
3,12110,254
Median Income
$82,083$95,560
Median Home Value
$433k$308k
Median Rent
$1,281$1,515
Median Age
37.8 yrs38.5 yrs
Poverty Rate
12.6%7.4%
Demographics
ZIP 20664
Rock Point CDP, MD
View full profile →- White %72.3%
- Black %14.4%
- Asian %1.0%
- Hispanic %14.5%
- Age 0–17 %27.5%
- Age 18–64 %54.0%
- Age 65+ %18.6%
- Bachelor's+ %21.3%
- Diversity Index44/100
ZIP 20640
Bryans Road CDP, MD
View full profile →- White %35.5%
- Black %51.8%
- Asian %2.5%
- Hispanic %6.5%
- Age 0–17 %21.3%
- Age 18–64 %65.0%
- Age 65+ %13.7%
- Bachelor's+ %25.2%
- Diversity Index60/100
Visual comparison (same scale)
White %
72.3%35.5%
Black %
14.4%51.8%
Asian %
1.0%2.5%
Hispanic %
14.5%6.5%
Age 0–17 %
27.5%21.3%
Age 18–64 %
54.0%65.0%
Age 65+ %
18.6%13.7%
Bachelor's+ %
21.3%25.2%
Diversity Index
44/10060/100
Economy
ZIP 20664
Rock Point CDP, MD
View full profile →- Median Income$82,083
- Unemployment %4.1%
- IRS Net Migration+183
- Work From Home %8.4%
ZIP 20640
Bryans Road CDP, MD
View full profile →- Median Income$95,560
- Unemployment %3.8%
- IRS Net Migration+602
- Work From Home %12.9%
Visual comparison (same scale)
Median Income
$82,083$95,560
Unemployment %
4.1%3.8%
IRS Net Migration
+183+602
Work From Home %
8.4%12.9%
Housing
ZIP 20664
Rock Point CDP, MD
View full profile →- Median Home Value$433k
- Median Rent$1,281
- Owner Occupied %76.7%
- Broadband %85.8%
- Vacant %22.7%
- Median Year Built1975
ZIP 20640
Bryans Road CDP, MD
View full profile →- Median Home Value$308k
- Median Rent$1,515
- Owner Occupied %78.7%
- Broadband %87.8%
- Vacant %7.0%
- Median Year Built1978
Visual comparison (same scale)
Median Home Value
$433k$308k
Median Rent
$1,281$1,515
Owner Occupied %
76.7%78.7%
Broadband %
85.8%87.8%
Vacant %
22.7%7.0%
Median Year Built
19751978
Climate & Location
ZIP 20664
Rock Point CDP, MD
View full profile →- Snow Days/Year0 days
- Elevation (ft)100 ft
- Nearest Airport22.9 miles (36.9 km)
- Distance to Coast2.2 miles (3.5 km)
ZIP 20640
Bryans Road CDP, MD
View full profile →- Snow Days/Year0 days
- Elevation (ft)10 ft
- Nearest Airport5.9 miles (9.4 km)
- Distance to Coast1.8 miles (2.9 km)
Visual comparison (same scale)
Snow Days/Year
0 days0 days
Elevation (ft)
100 ft10 ft
Nearest Airport
22.9 miles (36.9 km)5.9 miles (9.4 km)
Distance to Coast
2.2 miles (3.5 km)1.8 miles (2.9 km)
Infrastructure
ZIP 20664
Rock Point CDP, MD
View full profile →- Work From Home %8.4%
- Walkability (0–100)25
- Broadband %85.8%
ZIP 20640
Bryans Road CDP, MD
View full profile →- Work From Home %12.9%
- Walkability (0–100)31
- Broadband %87.8%
Visual comparison (same scale)
Work From Home %
8.4%12.9%
Walkability (0–100)
2531
Broadband %
85.8%87.8%
Frequently Asked Questions
How do ZIP 20664 and 20640 compare?
ZIP 20664 is higher home values, more affordable rent. ZIP 20640 is wealthier, lower poverty rate, lower unemployment, more diverse, more educated, higher work-from-home share.
What do the blue and orange colors mean?
Blue represents the first ZIP (20664), orange the second (20640). 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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