I think the last median house price statistic in Wellington I saw listed recently was $333K NZD. That doesn't mean you could get a decent house in a sought after area near the CBD for that though. If you go to
open2view's welly search and choose "prices" as the price type, you can see houses for sale with prices listed in different suburbs. (They often are hoping for up to 10% percent more than a listed number when it says BBO or BEO -buyer bids over or buyer enquiries over - before a price). I don;t have specifics for the neighborhoods you mentioned, but others might...