How many registered voters are in Allegheny County, Pennsylvania?

868,682 active registered voters are on file for Allegheny County, including 499,161 Democrat (57.5%) and 251,205 Republican (28.9%). Counts come from the state's public voter file.

How many Allegheny County voters actually vote?

486,682 (56.0%) are super or frequent voters — they participated in all or most recent even-year November general elections, per the public vote history.

Where does this data come from?

Each state's public voter file (Ohio, Florida, North Carolina, Pennsylvania), as of VoterVault's latest ingest. Counts are active registrations and may differ slightly from official Secretary of State reports.

VoterVault · Registration DataBuy voter data →

Voter Registration Statistics › Pennsylvania › Allegheny

Allegheny County, Pennsylvania — voter registration

Party breakdown, turnout reliability, and youth share — live from the public voter file.

868,682

active registered voters on file in Allegheny County (10.5% of Pennsylvania)

7,519

voters aged 18-24 (0.9%)

56.0%

vote reliably (super + frequent)

Registration by party

Democrat 499,161 · 57.5%

Republican 251,205 · 28.9%

Unaffiliated 135 · 0.0%

Independent 121 · 0.0%

No Party Affiliation 5 · 0.0%

Libertarian 1 · 0.0%

Other / minor parties 118,054 · 13.6%

Two-party split: 66.5% Democratic here vs 53.6% statewide — Allegheny County leans more Democratic than the Pennsylvania average by 12.9 points.

Who actually votes

Super voters 236,175 · 27.2%

Frequent voters 250,507 · 28.8%

Occasional voters 164,063 · 18.9%

Rare voters 217,937 · 25.1%

Tiers score each voter's participation in recent even-year November general elections from the public vote history — 486,682 voters here are the reliable electorate a campaign can actually count on.

Buy the Allegheny County voter file Young voters (18-24) All Pennsylvania counties

Lists cut by county and party at $0.03/record standard — likely-voter (turnout-scored), and 18-24 premium cuts available where shown.

FAQ

How many registered voters are in Allegheny County, Pennsylvania?: 868,682 active registered voters are on file for Allegheny County, including 499,161 Democrat (57.5%) and 251,205 Republican (28.9%). Counts come from the state's public voter file.
How many Allegheny County voters actually vote?: 486,682 (56.0%) are super or frequent voters — they participated in all or most recent even-year November general elections, per the public vote history.
Where does this data come from?: Each state's public voter file (Ohio, Florida, North Carolina, Pennsylvania), as of VoterVault's latest ingest. Counts are active registrations and may differ slightly from official Secretary of State reports.

Custom orders

Need a slice we don't list? We'll build it.

Any state, any county, any ZIP set — with phone numbers and full enrichment. Tell us what you're after and we'll tell you fast whether we can match it, and for how much.

State & county targeting — one county or a whole region
Exact ZIP lists — hand us your ZIPs, we cut to them
Phone-appended — dialable records, not just mailing
Max enrichment — income, home, age bands & more
Exclusive or shared — your call on pricing tier
Your format — CSV mapped to your CRM fields

Rather just email? [email protected]

State(s)

Counties

ZIP codes (optional)

How many records?

Enrichment

Timeline

Include phone numbers (dialable)

Your email (so we can reply)

Anything else? (optional)

Got it — request received.

We'll be in touch shortly.

Counts are active registered voters from each state's public voter file as of VoterVault's latest ingest — they may differ slightly from official Secretary of State reports. Turnout tiers score participation in recent even-year November general elections from public vote history. Aggregate market data only — no personal information is shown on this page. Public-record data sold for lawful political/electoral use; VoterVault performs no outreach and is not affiliated with any election authority.