USA Votes Data Lab Newsroom

County twins · 69.9% profile similarity

Alameda County, CAvs.Middlesex County, NJ

Middlesex County reports the higher polling-place density: 16.8% versus 1.4% in Alameda County.

Population1,649,473871,290
Median household income$129,367$111,549
Bachelor's degree or higher52.3%45.6%
Poverty9.2%8.6%
Foreign-born34.7%35.4%
No vehicle10.0%8.0%

Administrative contrast

Where the election systems separate

Registered-voter turnout63.4%63.1%
Mail-ballot rejection rate1.01%0.63%
Polling places per 10,000 voters1.4%16.8%
Provisional-ballot acceptance rate93.8%89.0%

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

Alameda County

Transmitted
994,604
Returned
602,866
Rejected
6,103

Mail-ballot path

Middlesex County

Transmitted
146,317
Returned
108,206
Rejected
678