County twins · 67.0% profile similarity
San Mateo County, CAvs.Bergen County, NJ
Bergen County reports the higher polling-place density: 6.3% versus 1.4% in San Mateo County.
Population742,340962,316
Median household income$158,855$124,884
Bachelor's degree or higher53.7%53.1%
Poverty6.7%6.8%
Foreign-born35.7%31.8%
No vehicle5.8%7.5%
Administrative contrast
Where the election systems separate
Registered-voter turnout71.5%↔67.7%
Mail-ballot rejection rate0.74%↔1.54%
Polling places per 10,000 voters1.4%↔6.3%
Provisional-ballot acceptance rate95.4%↔93.9%
Measures come from reporting 2024 EAVS jurisdictions. Missing fields remain missing. A difference describes administration and coverage; it does not establish cause or wrongdoing.
Mail-ballot path
San Mateo County
- Transmitted
- 450,907
- Returned
- 296,724
- Rejected
- 2,184
Mail-ballot path
Bergen County
- Transmitted
- 100,426
- Returned
- 76,250
- Rejected
- 1,178