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Best Cities for Solar in Indiana

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 46556 Pop. 8.2 Thousand	100 Excellent	—	—
#2	ZIP 46040 Pop. 18 Thousand	100 Excellent	—	$144,834
#3	ZIP 46055 Pop. 15 Thousand	98 Excellent	—	$116,811
#4	ZIP 47143 Pop. 3.8 Thousand	98 Excellent	—	$133,147
#5	ZIP 46543 Pop. 4.5 Thousand	94 Excellent	—	$110,685
#6	ZIP 47406 Pop. 8.4 Thousand	88 Excellent	15.0 /20	—
#7	ZIP 46783 Pop. 7.6 Thousand	88 Excellent	—	$98,679
#8	ZIP 46565 Pop. 8.7 Thousand	86 Excellent	—	$95,578
#9	ZIP 46278 Pop. 8.7 Thousand	85 Excellent	11.4 /20	$153,930
#10	ZIP 47126 Pop. 4.1 Thousand	84 Excellent	—	$92,900
#11	ZIP 46034 Pop. 7.3 Thousand	84 Excellent	—	$90,795
#12	ZIP 46741 Pop. 4.2 Thousand	84 Excellent	—	$90,114
#13	ZIP 47639 Pop. 4.6 Thousand	84 Excellent	—	$90,985
#14	ZIP 46164 Pop. 4 Thousand	84 Excellent	—	$92,235
#15	ZIP 46507 Pop. 9.8 Thousand	82 Excellent	—	$88,510
#16	ZIP 46538 Pop. 4.4 Thousand	82 Excellent	—	$86,923
#17	ZIP 47106 Pop. 4.6 Thousand	82 Excellent	—	$87,431
#18	ZIP 47117 Pop. 4.4 Thousand	82 Excellent	—	$88,648
#19	ZIP 46814 Pop. 17 Thousand	81 Excellent	8.6 /20	$143,245
#20	ZIP 46113 Pop. 17 Thousand	80 Excellent	—	$85,510

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

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