How to Change Legend Position in ggplot2

Change Legend Position in ggplot2, When a shape feature is mapped to a variable in the aes() component of the ggplot() call, ggplot2 will automatically construct a legend for your chart.

Approach1: Legend outside Plot

It is possible to put the legend on the plot’s “top,” “right,” “bottom,” or “left.”

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p <- ggplot(ToothGrowth, aes(x=dose, y=len, fill=dose)) +

Legend in Bottom Position

p +theme(legend.position = "bottom")

Approach2: Legend on Inside of Plot

You may alternatively insert the legend on the inside of the plot by specifying the exact (x, y) coordinates.

legend inside the top right corner.

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p+ theme(legend.position = c(.9, .9))

legend inside the bottom right corner:

p + theme(legend.position = c(.9, .1))

Approach3: Remove Legend

By choosing legend, you can completely remove the legend from a plot in ggplot2. as follows: position=”none” as follows.

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p+ theme(legend.position = "none")

The legend box’s background color can be changed.

p + theme(legend.background = element_rect(fill="pink", size=0.5, linetype="solid"))

Approach4: Change Legend Label

Let’s change the legend label,

We can adjust or change Legend Position in ggplot2 in a variety of ways, as seen above.

Legends are a great way to add more variables to your data display. When we use ggplot2 to create a plot with legend, the legend is placed on the right side of the plot by default.

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