Maraenui and Flaxmere, once the go-to areas for affordable Hawke's Bay housing, are now among the suburbs with the fastest growing house prices in New Zealand.

But councillors for the suburbs says it's a suburban boom that should be treated with caution in light of the region's housing crisis.

Maxine Boag, a Napier city councillor whose ward includes Maraenui, says the suburb will have its share of winners, but rising house prices risk locking out those trying to buy a first house to escape soaring rental costs.

"Everyone needs a home," Boag said. "Higher prices [in Hawke's Bay] are destroying