When coiled up, its size wasn't nearly as impressive as when it stretched out to its full length. Using the dimensions of the bricks as a reference, we estimate the snake was at least 6 feet long.
Fortunately, this is a non-venomous snake. Even better, it can prey on other snakes—including venomous species such as the copperhead—so we consider it a welcome visitor!
If you're interested in learning more about these fascinating reptiles, including their habitat and other interesting facts, you can find additional information on Wikipedia.