38230 vs 38237 — Compare ZIP Codes
Side-by-side comparison. Blue = ZIP 38230, Orange = ZIP 38237.
Quick verdict: ZIP 38230 is wealthier, more affordable rent, lower poverty rate, lower unemployment. ZIP 38237 is higher home values, more diverse, more educated, higher work-from-home share.
Quick Facts
ZIP 38230
Greenfield city, TN
View full profile →- Population3,708
- Median Income$52,633
- Median Home Value$96k
- Median Rent$476
- Median Age41.5 yrs
- Poverty Rate12.7%
ZIP 38237
Martin city, TN
View full profile →- Population15,273
- Median Income$49,301
- Median Home Value$194k
- Median Rent$557
- Median Age31.0 yrs
- Poverty Rate22.3%
Visual comparison (same scale)
Population
3,70815,273
Median Income
$52,633$49,301
Median Home Value
$96k$194k
Median Rent
$476$557
Median Age
41.5 yrs31.0 yrs
Poverty Rate
12.7%22.3%
Demographics
ZIP 38230
Greenfield city, TN
View full profile →- White %93.4%
- Black %2.8%
- Asian %0.5%
- Hispanic %1.9%
- Age 0–17 %20.8%
- Age 18–64 %59.1%
- Age 65+ %20.1%
- Bachelor's+ %20.8%
- Diversity Index13/100
ZIP 38237
Martin city, TN
View full profile →- White %78.7%
- Black %13.4%
- Asian %2.0%
- Hispanic %3.5%
- Age 0–17 %16.8%
- Age 18–64 %68.2%
- Age 65+ %15.0%
- Bachelor's+ %28.2%
- Diversity Index36/100
Visual comparison (same scale)
White %
93.4%78.7%
Black %
2.8%13.4%
Asian %
0.5%2.0%
Hispanic %
1.9%3.5%
Age 0–17 %
20.8%16.8%
Age 18–64 %
59.1%68.2%
Age 65+ %
20.1%15.0%
Bachelor's+ %
20.8%28.2%
Diversity Index
13/10036/100
Economy
ZIP 38230
Greenfield city, TN
View full profile →- Median Income$52,633
- Unemployment %3.7%
- IRS Net Migration+131
- Work From Home %5.8%
ZIP 38237
Martin city, TN
View full profile →- Median Income$49,301
- Unemployment %4.2%
- IRS Net Migration+542
- Work From Home %8.3%
Visual comparison (same scale)
Median Income
$52,633$49,301
Unemployment %
3.7%4.2%
IRS Net Migration
+131+542
Work From Home %
5.8%8.3%
Housing
ZIP 38230
Greenfield city, TN
View full profile →- Median Home Value$96k
- Median Rent$476
- Owner Occupied %80.6%
- Broadband %79.1%
- Vacant %12.8%
- Median Year Built1969
ZIP 38237
Martin city, TN
View full profile →- Median Home Value$194k
- Median Rent$557
- Owner Occupied %55.0%
- Broadband %85.6%
- Vacant %12.2%
- Median Year Built1980
Visual comparison (same scale)
Median Home Value
$96k$194k
Median Rent
$476$557
Owner Occupied %
80.6%55.0%
Broadband %
79.1%85.6%
Vacant %
12.8%12.2%
Median Year Built
19691980
Climate & Location
ZIP 38230
Greenfield city, TN
View full profile →- Snow Days/Year0 days
- Elevation (ft)450 ft
- Nearest Airport39.2 miles (63.0 km)
- Distance to Coast368.0 miles (592.2 km)
ZIP 38237
Martin city, TN
View full profile →- Snow Days/Year0 days
- Elevation (ft)340 ft
- Nearest Airport48.7 miles (78.4 km)
- Distance to Coast362.1 miles (582.7 km)
Visual comparison (same scale)
Snow Days/Year
0 days0 days
Elevation (ft)
450 ft340 ft
Nearest Airport
39.2 miles (63.0 km)48.7 miles (78.4 km)
Distance to Coast
368.0 miles (592.2 km)362.1 miles (582.7 km)
Infrastructure
ZIP 38230
Greenfield city, TN
View full profile →- Work From Home %5.8%
- Walkability (0–100)21
- Broadband %79.1%
ZIP 38237
Martin city, TN
View full profile →- Work From Home %8.3%
- Walkability (0–100)29
- Broadband %85.6%
Visual comparison (same scale)
Work From Home %
5.8%8.3%
Walkability (0–100)
2129
Broadband %
79.1%85.6%
Frequently Asked Questions
How do ZIP 38230 and 38237 compare?
ZIP 38230 is wealthier, more affordable rent, lower poverty rate, lower unemployment. ZIP 38237 is higher home values, more diverse, more educated, higher work-from-home share.
What do the blue and orange colors mean?
Blue represents the first ZIP (38230), orange the second (38237). 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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