CVAP at the VTD Level · 2010 & 2020

Citizen Voting-Age Population Explorer

Select a state, demographic metric, and census year to view precinct-level CVAP data.
Optionally narrow to a single county for district-level analysis.

What this shows: CVAP estimated at the voting tabulation district (VTD / precinct) level using population-weighted block disaggregation from ACS block-group data. Thirteen race and ethnicity categories. Period-matched vintages: 2016–2020 ACS for 2020 precincts; 2006–2010 ACS for 2010 precincts. Methodology accepted in Allen v. Milligan (2023, U.S. Supreme Court).

1 Select a State

2 Choose a Demographic Metric

Total CVAP

Black Alone

Any-Part Black ◆

Hispanic or Latino

White Alone

Asian Alone

AIAN Alone

NHPI Alone

Non-Hispanic

◆ Any-Part Black = Black Alone + Black-White + AIAN-Black CVAP — the standard measure for Gingles Prong One majority-minority district analysis.

3 Census Year

4 Narrow to a County (optional — for district-level analysis)

Selecting a county zooms the map to show only precincts within that county. Useful for single-member district configuration and Gingles effectiveness analysis.

Data sources: U.S. Census Bureau CVAP Special Tabulation (ACS 5-year) and PL 94-171 Redistricting Files. CVAP disaggregated to VTD level using population-weighted block interpolation. Methodology accepted in Allen v. Milligan, 599 U.S. ___ (2023).