37742 vs 37777 — Compare ZIP Codes
Side-by-side comparison. Blue = ZIP 37742, Orange = ZIP 37777.
Quick verdict: ZIP 37742 is wealthier, lower poverty rate, lower unemployment. ZIP 37777 is higher home values, more affordable rent, more diverse, more educated, higher work-from-home share.
Quick Facts
ZIP 37742
Greenback city, TN
View full profile →- Population7,568
- Median Income$87,516
- Median Home Value$270k
- Median Rent$843
- Median Age38.3 yrs
- Poverty Rate9.4%
ZIP 37777
Louisville city, TN
View full profile →- Population13,101
- Median Income$74,357
- Median Home Value$297k
- Median Rent$624
- Median Age42.6 yrs
- Poverty Rate11.2%
Visual comparison (same scale)
Population
7,56813,101
Median Income
$87,516$74,357
Median Home Value
$270k$297k
Median Rent
$843$624
Median Age
38.3 yrs42.6 yrs
Poverty Rate
9.4%11.2%
Demographics
ZIP 37742
Greenback city, TN
View full profile →- White %97.4%
- Black %0.4%
- Asian %0.6%
- Hispanic %0.5%
- Age 0–17 %20.4%
- Age 18–64 %64.1%
- Age 65+ %15.5%
- Bachelor's+ %17.1%
- Diversity Index5/100
ZIP 37777
Louisville city, TN
View full profile →- White %87.5%
- Black %2.5%
- Asian %0.4%
- Hispanic %9.1%
- Age 0–17 %14.7%
- Age 18–64 %65.1%
- Age 65+ %20.2%
- Bachelor's+ %26.8%
- Diversity Index23/100
Visual comparison (same scale)
White %
97.4%87.5%
Black %
0.4%2.5%
Asian %
0.6%0.4%
Hispanic %
0.5%9.1%
Age 0–17 %
20.4%14.7%
Age 18–64 %
64.1%65.1%
Age 65+ %
15.5%20.2%
Bachelor's+ %
17.1%26.8%
Diversity Index
5/10023/100
Economy
ZIP 37742
Greenback city, TN
View full profile →- Median Income$87,516
- Unemployment %3.4%
- IRS Net Migration+268
- Work From Home %5.9%
ZIP 37777
Louisville city, TN
View full profile →- Median Income$74,357
- Unemployment %6.2%
- IRS Net Migration+465
- Work From Home %9.4%
Visual comparison (same scale)
Median Income
$87,516$74,357
Unemployment %
3.4%6.2%
IRS Net Migration
+268+465
Work From Home %
5.9%9.4%
Housing
ZIP 37742
Greenback city, TN
View full profile →- Median Home Value$270k
- Median Rent$843
- Owner Occupied %90.8%
- Broadband %84.5%
- Vacant %9.5%
- Median Year Built1994
ZIP 37777
Louisville city, TN
View full profile →- Median Home Value$297k
- Median Rent$624
- Owner Occupied %71.4%
- Broadband %92.2%
- Vacant %9.6%
- Median Year Built1986
Visual comparison (same scale)
Median Home Value
$270k$297k
Median Rent
$843$624
Owner Occupied %
90.8%71.4%
Broadband %
84.5%92.2%
Vacant %
9.5%9.6%
Median Year Built
19941986
Climate & Location
ZIP 37742
Greenback city, TN
View full profile →- Snow Days/Year0 days
- Elevation (ft)785 ft
- Nearest Airport14.0 miles (22.5 km)
- Distance to Coast190.5 miles (306.5 km)
ZIP 37777
Louisville city, TN
View full profile →- Snow Days/Year0 days
- Elevation (ft)962 ft
- Nearest Airport3.4 miles (5.4 km)
- Distance to Coast194.0 miles (312.2 km)
Visual comparison (same scale)
Snow Days/Year
0 days0 days
Elevation (ft)
785 ft962 ft
Nearest Airport
14.0 miles (22.5 km)3.4 miles (5.4 km)
Distance to Coast
190.5 miles (306.5 km)194.0 miles (312.2 km)
Infrastructure
ZIP 37742
Greenback city, TN
View full profile →- Work From Home %5.9%
- Walkability (0–100)23
- Broadband %84.5%
ZIP 37777
Louisville city, TN
View full profile →- Work From Home %9.4%
- Walkability (0–100)31
- Broadband %92.2%
Visual comparison (same scale)
Work From Home %
5.9%9.4%
Walkability (0–100)
2331
Broadband %
84.5%92.2%
Frequently Asked Questions
How do ZIP 37742 and 37777 compare?
ZIP 37742 is wealthier, lower poverty rate, lower unemployment. ZIP 37777 is higher home values, more affordable rent, more diverse, more educated, higher work-from-home share.
What do the blue and orange colors mean?
Blue represents the first ZIP (37742), orange the second (37777). 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).
Continue exploring