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Mount Oliver borough, PA


Allegheny County, PA

Tracts in this county

   

2022 population: 3,357   ( 46 from 2010 )
Land area: 0.3 square miles
Population density: 9888.7 persons per square mile

2022 Census data
White:1,633 48.64% 21.2%
Black:1,22036.34% 11.4%
Indian:00.00% 100.0%
Asian:1474.38% 276.9%
2+ races:401.19% 66.9%
Hispanic:2367.03% 263.1%
Total non-White:1,72451.36% 29.5%

2010-2022 ComponentsNumberRate
Change in White population:-439 -15.6
Change in Non-White pop.:393 14.0



Historical Presidential Election Results for Mount Oliver borough, PA

Recent Trends
VotesΔ MarginSwing %
2020 vs. 2016 R +47 R +80 R + 6.6%
D -33
2020 vs. 2012 R +93 R +226 R + 15.5%
D -133
2020 vs. 2008 R +14 R +109 R + 5.5%
D -95
2016 vs. 2008 R -33 R +29 D + 1.1%
D -62
How to interpret this table


Click on the Year to view municipality-level data for this county.
(Some years may be unavailable)

YearTurnout WinnerRunner-Up OtherTotal Votes Diff
(St) 		Diff
(US) 		PSV
2020 49% Joe Biden (D) 924 69.1% Donald Trump* (R) 391 29.2% 23 1.7% 1,338 -19 -18 0.02%
2016 51% Hillary Clinton (D) 957 70.3% Donald Trump (R) 344 25.3% 61 4.5% 1,362 -23 -21 0.02%
2012 53% Barack Obama* (D) 1,057 76.7% Mitt Romney (R) 298 21.6% 23 1.7% 1,378 -25 -26 0.02%
2008 54% Barack Obama (D) 1,019 71.5% John McCain (R) 377 26.4% 30 2.1% 1,426 -18 -19 0.02%
2004 50% John Kerry (D) 946 67.4% George W. Bush* (R) 447 31.8% 11 0.8% 1,404 -17 -19 0.02%
2000 41% Albert Gore, Jr. (D) 865 70.0% George W. Bush (R) 327 26.5% 43 3.5% 1,235 -20 -21 0.03%
* incumbent         PSV: percent of state vote



2020 President, Mount Oliver borough
CandidateVotesPct
Joe Biden (D) 924 69.1%
Donald Trump* (R) 391 29.2%
Jo Jorgensen (Lbt) 17 1.3%
Other 6 0.4%
TOTAL 1,338
Turnout: 49% Diff (St): -19 Diff (US): -18


2016 President, Mount Oliver borough
CandidateVotesPct
Hillary Clinton (D) 957 70.3%
Donald Trump (R) 344 25.3%
Gary Johnson (Lbt) 26 1.9%
Other 35 2.6%
TOTAL 1,362
Turnout: 51% Diff (St): -23 Diff (US): -21


2012 President, Mount Oliver borough
CandidateVotesPct
Barack Obama* (D) 1,057 76.7%
Mitt Romney (R) 298 21.6%
Other 23 1.7%
TOTAL 1,378
Turnout: 53% Diff (St): -25 Diff (US): -26


2008 President, Mount Oliver borough
CandidateVotesPct
Barack Obama (D) 1,019 71.5%
John McCain (R) 377 26.4%
Other 30 2.1%
TOTAL 1,426
Turnout: 54% Diff (St): -18 Diff (US): -19


2004 President, Mount Oliver borough
CandidateVotesPct
George W. Bush* (R) 447 31.8%
John Kerry (D) 946 67.4%
Other 11 0.8%
TOTAL 1,404
Turnout: 50% Diff (St): -17 Diff (US): -19


2000 President, Mount Oliver borough
CandidateVotesPct
George W. Bush (R) 327 26.5%
Albert Gore, Jr. (D) 865 70.0%
Ralph Nader (Grn) 23 1.9%
Other 20 1.6%
TOTAL 1,235
Turnout: 41% Diff (St): -20 Diff (US): -21
* incumbent

Historical Statewide Election Results for Mount Oliver borough, PA

Click on the Year to view county-level data for that election.
(Some years may be unavailable)

YearTypeTurnout WinnerRunner-Up OtherTotal VotesDiff PSV
2022 S3 33% John Fetterman (D) 679 75.4% Mehmet Oz (R) 200 22.2% 22 [+] 2.4% 901 -24 0.02%
2022 G 33% Josh Shapiro (D) 688 77.0% Doug Mastriano (R) 178 19.9% 28 [+] 3.1% 894 -22 0.02%
2018 S1 34% Bob Casey, Jr.* (D) 708 78.1% Lou Barletta (R) 178 19.6% 21 [+] 2.3% 907 -23 0.02%
2018 G 34% Tom Wolf* (D) 712 78.5% Scott Wagner (R) 179 19.7% 16 [+] 1.8% 907 -21 0.02%
2016 S3 51% Katie McGinty (D) 970 72.1% Pat Toomey* (R) 285 21.2% 90 [+] 6.7% 1,345 -28 0.02%
2014 G 23% Tom Wolf (D) 430 71.5% Tom Corbett* (R) 171 28.5% 0 0.0% 601 -17 0.02%
*: incumbent               +: ran on additional party lines               Type: G: Governor; S1,S2,S3: Senate Class 1, 2 or 3
italics: special election           RO: runoff election           PSV: percent of state vote