Mrs Crisp, who grew up in Uganda and is of Indian origin, said living in England for many years made the shift easier, but she had sympathy for immigrants for whom the culture was a shock.
"Moving is never easy. It takes quite a lot of courage to move a long distance when you don't know what you're coming to," she said.
Mrs Eiger said finding a sense of belonging in a new community was difficult for many immigrants. Mrs Eiger, an American expat who has lived in Whangarei for 13 years, said many "trailing spouses" had a difficult time finding work in Northland.
"A lot of the time that trailing spouse is as qualified or even more qualified to work here."
Nationwide, net migration is also the highest since at least 1990. More than 124,000 immigrants entered New Zealand in the year to March, while 56,450 emigrated, resulting in a net gain of 67,619 people; the highest net figure in at least 26 years.