Missouri sent 6 Democrats and 4 Republicans to the US House in 1980.

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

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Missouri — 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
MO-01	D	+40.5%	William \"Bill\" Clay	129,939
MO-02	D	+28.9%	Robert A Young	229,989
MO-03	D	+55.2%	Richard A Gephardt	184,409
MO-04	D	+35.6%	Ike Skelton	223,328
MO-05	D	+40.2%	Richard Bolling	158,266
MO-06	R	−41.3%	Tom Coleman	211,329
MO-07	R	−35.6%	Gene Taylor	238,512
MO-08	R	−14.3%	Wendell Bailey	223,426
MO-09	D	+12.9%	Harold L Volkmer	240,740
MO-10	R	−10.3%	Bill Emerson	210,632