Menards has 4′x3′ Keter Manor storage shed on sale for $189, plus a $40 rebate, plus an additional 11% rebate which brings the final price to $130.
Link to product description below, discontinued online but several in stockin my local stores.
Keter® Manor 4′ x 3′ Shed at Menards https://www.menards.com/main/p-1444436708646.h