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Arapahoe County, CO

The certified 2024 map, county by county — Arapahoe in amber. Open it and every precinct inside is yours to model.

Model Arapahoe County, precinct by precinct →

Colorado by certified 2024 presidential result · Arapahoe County in amber · open the live map →

2024 president

Democratic D+20.1

Votes cast

325,451

State

Colorado

Grain

Precinct-level

Frequently asked

How did Arapahoe County vote in 2024?
D+20.1 for president — 190,725 Democratic · 125,311 Republican of 325,451 votes.
Can I model Arapahoe County precinct by precinct?
Yes — open the county in the simulator and every precinct inside it is editable, with real 2024 returns as the baseline. The county rolls up live into its statewide races.
What races cover Arapahoe County?
Every statewide race (U.S. Senate, Governor, the executive offices) plus its U.S. House and state-legislature districts — all modelable from the same county baseline.

Every county in Colorado

AdamsAlamosaArchuletaBacaBentBoulderBroomfieldChaffeeCheyenneClear CreekConejosCostillaCrowleyCusterDeltaDenverDoloresDouglasEagleEl PasoElbertFremontGarfieldGilpinGrandGunnisonHinsdaleHuerfanoJacksonJeffersonKiowaKit CarsonLa PlataLakeLarimerLas AnimasLincolnLoganMesaMineralMoffatMontezumaMontroseMorganOteroOurayParkPhillipsPitkinProwersPuebloRio BlancoRio GrandeRouttSaguacheSan JuanSan MiguelSedgwickSummitTellerWashingtonWeldYuma

The races above this county

Colorado U.S. Senate · Governor · the 2026 Senate board · the 2026 House board