Housing advocates said the NHIF tax was critical for a city facing an affordability crisis.
Green, King win two open seats. Following Saturday's results, Moreno and Giarrusso will be the only two sitting council members to return to their seats.
If voters shoot down the tax renewals, the Library would lose more than half of its annual budget, and the city would lose millions of dollars for affordable housing initiatives.
Advocacy group worries that the patrols will be used to harass street performers.
Moving residents from Gordon Plaza site will likely cost tens of millions of dollars. Council members hope to allocate the money in the capital budget, but that takes time.
City has provided no answers about varying Housing Fund collections and has not followed required budgeting procedures for the affordable housing tax, the group says.
A French Quarter sales tax is expected to produce about $2.3 million in revenue next year, all of which will go to off-duty police patrols.
Moreno, Giarrusso easily keep their seats on the council. Others headed to a second round.
Incumbent mayor defeats 13 challengers, cruising to a second term without a runoff.