37770 vs 37840 — Compare ZIP Codes
Side-by-side comparison. Blue = ZIP 37770, Orange = ZIP 37840.
Quick verdict: ZIP 37770 is lower unemployment, higher work-from-home share. ZIP 37840 is wealthier, higher home values, more affordable rent, lower poverty rate, more diverse, more educated.
Quick Facts
ZIP 37770
TN
View full profile →- Population3,034
- Median Income$47,900
- Median Home Value$130k
- Median Rent$516
- Median Age44.7 yrs
- Poverty Rate21.1%
ZIP 37840
Coalfield CDP, TN
View full profile →- Population10,402
- Median Income$60,064
- Median Home Value$185k
- Median Rent$431
- Median Age41.7 yrs
- Poverty Rate15.2%
Visual comparison (same scale)
Population
3,03410,402
Median Income
$47,900$60,064
Median Home Value
$130k$185k
Median Rent
$516$431
Median Age
44.7 yrs41.7 yrs
Poverty Rate
21.1%15.2%
Demographics
ZIP 37770
TN
View full profile →- White %99.0%
- Black %0.0%
- Asian %0.0%
- Hispanic %0.0%
- Age 0–17 %12.6%
- Age 18–64 %70.4%
- Age 65+ %17.0%
- Bachelor's+ %12.1%
- Diversity Index2/100
ZIP 37840
Coalfield CDP, TN
View full profile →- White %94.7%
- Black %0.0%
- Asian %0.3%
- Hispanic %0.5%
- Age 0–17 %24.3%
- Age 18–64 %53.9%
- Age 65+ %21.9%
- Bachelor's+ %15.6%
- Diversity Index10/100
Visual comparison (same scale)
White %
99.0%94.7%
Black %
0.0%0.0%
Asian %
0.0%0.3%
Hispanic %
0.0%0.5%
Age 0–17 %
12.6%24.3%
Age 18–64 %
70.4%53.9%
Age 65+ %
17.0%21.9%
Bachelor's+ %
12.1%15.6%
Diversity Index
2/10010/100
Economy
ZIP 37770
TN
View full profile →- Median Income$47,900
- Unemployment %4.4%
- IRS Net Migration+108
- Work From Home %6.5%
ZIP 37840
Coalfield CDP, TN
View full profile →- Median Income$60,064
- Unemployment %7.0%
- IRS Net Migration+369
- Work From Home %4.1%
Visual comparison (same scale)
Median Income
$47,900$60,064
Unemployment %
4.4%7.0%
IRS Net Migration
+108+369
Work From Home %
6.5%4.1%
Housing
ZIP 37770
TN
View full profile →- Median Home Value$130k
- Median Rent$516
- Owner Occupied %92.9%
- Broadband %82.4%
- Vacant %8.2%
- Median Year Built1989
ZIP 37840
Coalfield CDP, TN
View full profile →- Median Home Value$185k
- Median Rent$431
- Owner Occupied %76.7%
- Broadband %86.4%
- Vacant %4.6%
- Median Year Built1980
Visual comparison (same scale)
Median Home Value
$130k$185k
Median Rent
$516$431
Owner Occupied %
92.9%76.7%
Broadband %
82.4%86.4%
Vacant %
8.2%4.6%
Median Year Built
19891980
Climate & Location
ZIP 37770
TN
View full profile →- Snow Days/Year0 days
- Elevation (ft)1,520 ft
- Nearest Airport27.4 miles (44.1 km)
- Distance to Coast233.2 miles (375.2 km)
ZIP 37840
Coalfield CDP, TN
View full profile →- Snow Days/Year0 days
- Elevation (ft)910 ft
- Nearest Airport28.7 miles (46.2 km)
- Distance to Coast219.2 miles (352.8 km)
Visual comparison (same scale)
Snow Days/Year
0 days0 days
Elevation (ft)
1,520 ft910 ft
Nearest Airport
27.4 miles (44.1 km)28.7 miles (46.2 km)
Distance to Coast
233.2 miles (375.2 km)219.2 miles (352.8 km)
Infrastructure
ZIP 37840
Coalfield CDP, TN
View full profile →- Work From Home %4.1%
- Walkability (0–100)17
- Broadband %86.4%
Visual comparison (same scale)
Work From Home %
6.5%4.1%
Walkability (0–100)
1017
Broadband %
82.4%86.4%
Frequently Asked Questions
How do ZIP 37770 and 37840 compare?
ZIP 37770 is lower unemployment, higher work-from-home share. ZIP 37840 is wealthier, higher home values, more affordable rent, lower poverty rate, more diverse, more educated.
What do the blue and orange colors mean?
Blue represents the first ZIP (37770), orange the second (37840). 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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