South Dakota 1978 U.S. House Elections

No House data for SD in 1978

Decision Labs

Open-source, ad-free electoral data and polling aggregation.

Follow the 2026 races

An occasional email when the polling picture meaningfully shifts. Opt-in only, no spam, unsubscribe anytime.

Email address

MIT License

Data sources: MIT Election Data + Science Lab, FEC, U.S. Census Bureau, Silver Bulletin pollster ratings.