The Recreation Vehicle Industry Association (RVIA) reported that wholesale shipments to retailers of all RVs were reported at 27,600 units May, up 12.2% over last month and up 13.1% over this same month last year.

Towable RVs provided the improvements while motorhomes held even with year-ago totals. Seasonally adjusted, May’s total represented an annualized rate of nearly 285,000 units, a 17% increase over last month and the highest rate so far this year.

Through May, total RV shipments for 2011 reached 117,300 units, up 7.7% compared to this same period last year.

See chart below for May totals in each category.