Indiana sent 6 Democrats and 5 Republicans to the US House in 1980.

11 districts. Each row shows the winning party, margin, and member elected. Vote counts are the certified district totals.

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Indiana — 1980 House districts

Source: MIT Election Data + Science Lab, US House returns (party-classified by literal ballot party).

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District	Won	Margin	Member elected	Votes
IN-01	D	+44.0%	Adam Benjamin JR	155,553
IN-02	D	+8.1%	Floyd J Fithian	226,283
IN-03	R	−10.0%	John Patrick Hiler	189,108
IN-04	R	−21.4%	Dan R Coats	198,342
IN-05	R	−23.4%	Elwood H Hillis	209,852
IN-06	D	+0.4%	Dave Evans	197,391
IN-07	R	−32.9%	John T Myers	208,264
IN-08	R	−10.3%	Joel Deckard	216,474
IN-09	D	+28.7%	Lee H Hamilton	212,175
IN-10	D	+6.7%	Philip R Sharp	193,134
IN-11	D	+14.5%	Andrew Jacobs JR	184,211