If you build it, will they vote? Cities with noncitizen voting struggle to boost turnout

The District of Columbia is preparing for the country’s biggest experiment yet with noncitizen voting, which has been on the books for nearly a year and will go live in its first election in 2024.

As of mid-December, the city said, three people registered — all showing up in person. Officials hope for more interest when online registration opens to noncitizens this year.

Jurisdictions across the country are testing the waters for allowing noncitizens, including illegal immigrants in many cases, to cast ballots in local elections. Most are finding scant...