Orange County had 58 million-dollar ZIP codes in the three months ending in January – up one in a year.

There were 4,258 sales in the period in communities with five or more sales and a median selling price of $1 million, says Attom data. That’s off 4% vs. the previous year.

These seven-figure ZIPs accounted for 72% of countywide sales. The busiest million-dollar ZIP was Irvine 92618 with 196 sales.

New to the million-dollar club were: Midway City 92655, Placentia 92870, and Garden Grove’s 92845 and 92841.

Falling below a $1 million median? Fullerton 92831, Irvine 92614, and Brea 92821.

There were 26 ZIPs with prices under $1 million. Sales totaled 1,689 – off 4% in a year. Busiest sub-million ZIP was La Habra 90631 with 133 sales.

The countywide median for all homes was $1.17 million – up 2% in a year, with 5,960 sales – off 4% over 12 months.

Check out ZIP-by-ZIP results HERE or the chart below.

Jonathan Lansner is the business columnist for the Southern California News Group. He can be reached at jlansner@scng.com