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Best Cities for Solar in Tennessee

Top 20 ZIP codes ranked by opportunity score. Score combines walkability (foot traffic), population density, median income, and food truck competition.

80–100 Excellent 60–79 Good 40–59 Fair <40 Challenging

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#	ZIP Code	Score	Walkability	Median Income
#1	ZIP 37046 Pop. 6.6 Thousand	100 Excellent	—	$162,712
#2	ZIP 37010 Pop. 5.1 Thousand	98 Excellent	—	$115,362
#3	ZIP 37302 Pop. 5.3 Thousand	90 Excellent	—	$103,578
#4	ZIP 38120 Pop. 13 Thousand	89 Excellent	13.6 /20	$119,309
#5	ZIP 37014 Pop. 3.6 Thousand	88 Excellent	—	$104,938
#6	ZIP 37205 Pop. 25 Thousand	85 Excellent	11.1 /20	$133,068
#7	ZIP 37215 Pop. 22 Thousand	84 Excellent	10.6 /20	$151,156
#8	ZIP 38138 Pop. 25 Thousand	84 Excellent	10.2 /20	$130,125
#9	ZIP 37060 Pop. 3.6 Thousand	84 Excellent	—	$101,466
#10	ZIP 37029 Pop. 6.7 Thousand	84 Excellent	—	$91,571
#11	ZIP 37742 Pop. 7.6 Thousand	82 Excellent	—	$87,516
#12	ZIP 37031 Pop. 4 Thousand	82 Excellent	—	$86,380
#13	ZIP 37212 Pop. 20 Thousand	81 Excellent	16.1 /20	$86,461
#14	ZIP 38103 Pop. 14 Thousand	81 Excellent	18.3 /20	$75,763
#15	ZIP 37220 Pop. 5.5 Thousand	80 Excellent	7.9 /20	$156,227
#16	ZIP 38117 Pop. 26 Thousand	80 Excellent	13.5 /20	$93,688
#17	ZIP 37049 Pop. 4 Thousand	80 Excellent	—	$84,677
#18	ZIP 37032 Pop. 5.5 Thousand	80 Excellent	—	$85,766
#19	ZIP 37206 Pop. 29 Thousand	79 Good	14.4 /20	$88,605
#20	ZIP 37025 Pop. 6.3 Thousand	78 Good	—	$80,462

Data updated March 2026. Sources: Census Bureau ACS 2023, USDA National Walkability Index 2021, County Business Patterns 2022.

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