The staggering cost of winning a Senate seat in 2026

Source: AdImpact, Census.gov Note: AdImpact data includes dollars spent on video advertisements on broadcast, cable and social media as well as spending estimates on streaming platforms. Chart: Stef Kight/AxiosEvery voting-age Mainer could get a $167 voucher for home heating oil with what Democrats and Republicans are spending on ads in the Senate race, according to an analysis of AdImpact data.Why it matters: Every senator gets one vote, but Senate seats aren't created equal — and they don't cost the same. Zoom in: Like two years ago, the less-populated states have a dramatically higher dolla