Home sales remain strong in Rock County, and pick up state wide. The Wisconsin Realtors Association reports state home sales rose 4.5 % last month, the first increase of the year. Prices were also up. Rock-Green Realtors Association President Jim Zanton attributes, months of sales growth locally, to efforts by civic and business leaders. The number of home sales in June were up almost 16% compared to the same month last year, and almost 4% year to date. The median sales price of a home in Rock County is also up more than 8% year to date.