20646 vs 20664 — Compare ZIP Codes
Side-by-side comparison. Blue = ZIP 20646, Orange = ZIP 20664.
Quick verdict: ZIP 20646 is wealthier, higher home values, lower poverty rate, lower unemployment, more diverse, more educated, higher work-from-home share. ZIP 20664 is more affordable rent.
Quick Facts
ZIP 20646
La Plata town, MD
View full profile →- Population21,601
- Median Income$130,008
- Median Home Value$435k
- Median Rent$1,318
- Median Age43.4 yrs
- Poverty Rate4.0%
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%
Visual comparison (same scale)
Population
21,6013,121
Median Income
$130,008$82,083
Median Home Value
$435k$433k
Median Rent
$1,318$1,281
Median Age
43.4 yrs37.8 yrs
Poverty Rate
4.0%12.6%
Demographics
ZIP 20646
La Plata town, MD
View full profile →- White %62.9%
- Black %24.2%
- Asian %3.2%
- Hispanic %4.3%
- Age 0–17 %21.3%
- Age 18–64 %61.8%
- Age 65+ %16.9%
- Bachelor's+ %33.4%
- Diversity Index54/100
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
Visual comparison (same scale)
White %
62.9%72.3%
Black %
24.2%14.4%
Asian %
3.2%1.0%
Hispanic %
4.3%14.5%
Age 0–17 %
21.3%27.5%
Age 18–64 %
61.8%54.0%
Age 65+ %
16.9%18.6%
Bachelor's+ %
33.4%21.3%
Diversity Index
54/10044/100
Economy
ZIP 20646
La Plata town, MD
View full profile →- Median Income$130,008
- Unemployment %3.4%
- IRS Net Migration+1,269
- Work From Home %17.6%
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%
Visual comparison (same scale)
Median Income
$130,008$82,083
Unemployment %
3.4%4.1%
IRS Net Migration
+1,269+183
Work From Home %
17.6%8.4%
Housing
ZIP 20646
La Plata town, MD
View full profile →- Median Home Value$435k
- Median Rent$1,318
- Owner Occupied %85.1%
- Broadband %93.9%
- Vacant %7.3%
- Median Year Built1988
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
Visual comparison (same scale)
Median Home Value
$435k$433k
Median Rent
$1,318$1,281
Owner Occupied %
85.1%76.7%
Broadband %
93.9%85.8%
Vacant %
7.3%22.7%
Median Year Built
19881975
Climate & Location
ZIP 20646
La Plata town, MD
View full profile →- Snow Days/Year0 days
- Elevation (ft)100 ft
- Nearest Airport16.4 miles (26.4 km)
- Distance to Coast1.7 miles (2.7 km)
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)
Visual comparison (same scale)
Snow Days/Year
0 days0 days
Elevation (ft)
100 ft100 ft
Nearest Airport
16.4 miles (26.4 km)22.9 miles (36.9 km)
Distance to Coast
1.7 miles (2.7 km)2.2 miles (3.5 km)
Infrastructure
ZIP 20646
La Plata town, MD
View full profile →- Work From Home %17.6%
- Walkability (0–100)28
- Broadband %93.9%
ZIP 20664
Rock Point CDP, MD
View full profile →- Work From Home %8.4%
- Walkability (0–100)25
- Broadband %85.8%
Visual comparison (same scale)
Work From Home %
17.6%8.4%
Walkability (0–100)
2825
Broadband %
93.9%85.8%
Frequently Asked Questions
How do ZIP 20646 and 20664 compare?
ZIP 20646 is wealthier, higher home values, lower poverty rate, lower unemployment, more diverse, more educated, higher work-from-home share. ZIP 20664 is more affordable rent.
What do the blue and orange colors mean?
Blue represents the first ZIP (20646), orange the second (20664). 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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