elect.info
DATA COVERAGE not externally verified tier raw_mirror vintage 2026-08-27 coverage 1980-2024 · 2026 Midterms in flight! money live · figures computing (best estimates)
Dollar figures are still computing and reflect best estimates while the corrected-financial reconciliation completes. Relationships, counts, and dates are final.

Allegheny County

county · 42003
This county — demographics, elections & registration at a glance full page ↗
Partisan lean · 1323 precincts · PA D+20.5
Dem 430759 (59.7%) Rep 282913 (39.2%) Total 722033

RDH precinct returns aggregated to county (spatial assignment) · (Dem−Rep)÷total · 2020 presidential · counts, not dollars.

↑ PA state page County map See precincts on the map

Precincts

top 25 by turnout
PrecinctLeanDemRepTotal
004870 R+12.7 977 1264 2265
004100 R+5.8 975 1097 2096
004110 R+10.9 877 1094 1986
010410 R+0.3 975 981 1970
004840 R+1.2 929 952 1914
004850 R+1.7 930 963 1905
004830 R+21.5 691 1074 1783
010110 R+17.7 719 1032 1769
005205 D+12.8 956 736 1724
005728 R+11.7 744 943 1706
002920 R+14.5 722 969 1702
005200 R+1.4 789 812 1617
012290 R+17.0 654 925 1596
005740 D+0.1 788 786 1587
003300 D+15.4 902 657 1586
005810 D+44.4 1106 421 1544
004140 R+11.8 670 852 1539
002550 R+2.1 743 775 1533
002880 R+12.2 667 853 1527
011410 D+4.4 792 725 1525
004070 R+0.3 750 754 1522
009930 R+4.8 714 787 1518
002060 R+10.3 659 813 1494
010330 R+5.8 644 724 1381
011442 R+2.2 667 698 1378

Each precinct links to its own page · click a shape on the precinct map to zoom in.

Machine-readable: county-rollup?state_fips=42