LEGO 011 Basic Building Set is a vintage Classic set from 1968 valued at $202 for new and sealed sets, up 6113% from an original retail price of $3.25. Annual appreciation has averaged 4.24% since release. On the used market, values range from $37 to $47 based on condition.
LEGO 011-1 Basic Building Set is a Classic Basic Set released in 1968, containing 102 pieces. The assortment includes red, white, blue, black, and yellow bricks in early mold variants without internal cross supports, along with trans-clear elements. Notable parts include hinged 1 x 2 x 3 red doors with glass, 1 x 2 x 2 and 1 x 6 x 2 red windows (including shuttered and fixed-glass types), and a green early 10 x 20 baseplate with a cross-support structure. The set reflects late-1960s element tooling, such as solid-stud round bricks and extended-lip window frames.
A new and sealed Basic Building Set is currently valued at around $202, with annual growth of approximately 3%, which is lower than other Basic Set sets. The average used price is $40 for those in good overall condition. Based on current trends, this set could be valued near $210 within the next year.