11740 vs 11721 — Compare ZIP Codes
Side-by-side comparison. Blue = ZIP 11740, Orange = ZIP 11721.
Quick verdict: ZIP 11740 is more affordable rent, lower unemployment, more diverse, higher work-from-home share. ZIP 11721 is wealthier, higher home values, lower poverty rate, more educated.
Quick Facts
ZIP 11740
Greenlawn CDP, NY
View full profile →- Population10,699
- Median Income$161,705
- Median Home Value$687k
- Median Rent$722
- Median Age42.8 yrs
- Poverty Rate5.8%
ZIP 11721
Centerport CDP, NY
View full profile →- Population6,620
- Median Income$206,250
- Median Home Value$705k
- Median Rent$3,220
- Median Age49.6 yrs
- Poverty Rate5.5%
Visual comparison (same scale)
Population
10,6996,620
Median Income
$161,705$206,250
Median Home Value
$687k$705k
Median Rent
$722$3,220
Median Age
42.8 yrs49.6 yrs
Poverty Rate
5.8%5.5%
Demographics
ZIP 11740
Greenlawn CDP, NY
View full profile →- White %73.5%
- Black %12.2%
- Asian %3.6%
- Hispanic %11.6%
- Age 0–17 %21.7%
- Age 18–64 %57.1%
- Age 65+ %21.1%
- Bachelor's+ %57.0%
- Diversity Index43/100
ZIP 11721
Centerport CDP, NY
View full profile →- White %86.9%
- Black %1.8%
- Asian %2.7%
- Hispanic %5.7%
- Age 0–17 %20.1%
- Age 18–64 %62.1%
- Age 65+ %17.8%
- Bachelor's+ %72.1%
- Diversity Index24/100
Visual comparison (same scale)
White %
73.5%86.9%
Black %
12.2%1.8%
Asian %
3.6%2.7%
Hispanic %
11.6%5.7%
Age 0–17 %
21.7%20.1%
Age 18–64 %
57.1%62.1%
Age 65+ %
21.1%17.8%
Bachelor's+ %
57.0%72.1%
Diversity Index
43/10024/100
Economy
ZIP 11740
Greenlawn CDP, NY
View full profile →- Median Income$161,705
- Unemployment %3.6%
- IRS Net Migration+462
- Work From Home %18.4%
ZIP 11721
Centerport CDP, NY
View full profile →- Median Income$206,250
- Unemployment %6.9%
- IRS Net Migration+286
- Work From Home %15.7%
Visual comparison (same scale)
Median Income
$161,705$206,250
Unemployment %
3.6%6.9%
IRS Net Migration
+462+286
Work From Home %
18.4%15.7%
Housing
ZIP 11740
Greenlawn CDP, NY
View full profile →- Median Home Value$687k
- Median Rent$722
- Owner Occupied %80.6%
- Broadband %86.5%
- Vacant %0.3%
- Median Year Built1964
ZIP 11721
Centerport CDP, NY
View full profile →- Median Home Value$705k
- Median Rent$3,220
- Owner Occupied %96.0%
- Broadband %97.3%
- Vacant %2.4%
- Median Year Built1958
Visual comparison (same scale)
Median Home Value
$687k$705k
Median Rent
$722$3,220
Owner Occupied %
80.6%96.0%
Broadband %
86.5%97.3%
Vacant %
0.3%2.4%
Median Year Built
19641958
Climate & Location
ZIP 11740
Greenlawn CDP, NY
View full profile →- Snow Days/Year0 days
- Elevation (ft)30 ft
- Nearest Airport9.8 miles (15.9 km)
- Distance to Coast2.2 miles (3.5 km)
ZIP 11721
Centerport CDP, NY
View full profile →- Snow Days/Year0 days
- Elevation (ft)30 ft
- Nearest Airport12.2 miles (19.7 km)
- Distance to Coast0.7 miles (1.2 km)
Visual comparison (same scale)
Snow Days/Year
0 days0 days
Elevation (ft)
30 ft30 ft
Nearest Airport
9.8 miles (15.9 km)12.2 miles (19.7 km)
Distance to Coast
2.2 miles (3.5 km)0.7 miles (1.2 km)
Infrastructure
ZIP 11740
Greenlawn CDP, NY
View full profile →- Work From Home %18.4%
- Walkability (0–100)55
- Broadband %86.5%
ZIP 11721
Centerport CDP, NY
View full profile →- Work From Home %15.7%
- Walkability (0–100)41
- Broadband %97.3%
Visual comparison (same scale)
Work From Home %
18.4%15.7%
Walkability (0–100)
5541
Broadband %
86.5%97.3%
Frequently Asked Questions
How do ZIP 11740 and 11721 compare?
ZIP 11740 is more affordable rent, lower unemployment, more diverse, higher work-from-home share. ZIP 11721 is wealthier, higher home values, lower poverty rate, more educated.
What do the blue and orange colors mean?
Blue represents the first ZIP (11740), orange the second (11721). 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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