He uses a light blue suit with an orange necktie and brown shoes. When he uses it, he combs his hair backwards. Lincoln considers it his "grown-up" suit, because it makes him seem bigger and more mature.
During Lincoln's flashbacks about the many tries he did to obtain a trophy he can be seen using some different attires. First, he wears the typical outfit of a marathon runner; an orange sleeveless shirt, blue shorts, and on his chest he carries a paper with the number "0".
Then, he is seen wearing a white gi, with a black belt.
While Lincoln was doing a stunt video, he is wearing a blue helmet and a suit made of 672 breath mints.
One of Lincoln's embarrassing videos has him dancing with an attire that consists of a light blue shirt, red trousers with white-and-yellow suspenders, an orange bow tie, and a red beret.
He is wearing Lynn's roller skates and a helmet to skate down the hall after giving the twins their toothbrushes and toothpaste. He is wearing the same outfit when Polly Pain trained her roll derby technique on him.
He wears a green-and-yellow Mexican wrestler mask and dubs himself "Loco Lincoln".
He disguises as a gothic boy, with a black T-shirt, gray pants, black-and-white platform boots and long striped fingerless gloves. He also dyed his hair black and used black eye shadow. The disguise makes him look like Lucy and he used it in an attempt to throw Lynn out of his room, but to his disappointment, Lynn thinks it's funny.
He cosplayed his favorite superhero Ace Savvy. He did it to supposedly assist Clyde to the comic book convention, but at the end he didn't go because of being grounded. In "Tricked!, it's his Halloween costume.
In this episode, Lincoln dresses up exactly like all of his sisters to cover them while they are making other activities. When their parents found out about their little charade, their punishment was to go about their tasks while still dressed as the siblings they covered. While he was still dressed as Lily, he didn't seem to mind too much when Clyde came over, but that changed when he found out he brought their whole class with him, thus resulting in them laughing at his humiliation.
He wears an exclusive red robe with Tetherby at the Tetherby Country Club.
When he goes to Tetherby's party, Lincoln wears a black top hat and wields a black walking stick. He really does not use a tuxedo, instead he colors his own polo shirt and jeans with a black marker to make it seem like a real tuxedo.
While putting on a show to persuade their parents to take them to a resort, he dresses as their Aunt Ruth. He also dresses as a bellhop when they introduce that they set up a nice weekend for their parents in their house.
Lincoln (as a baby) wears a white diaper and a purple bib.
Lincoln (as a baby) wears an orange blanket sleeper and is covered in makeup.
A younger version of Lincoln wears a cowboy outfit with brown boots, blue jeans, a yellow long sleeved shirt with checkers, a brown vest and a green hat. Current Lincoln is later seen wearing the same clothing.
Lincoln wore a diaper while recreating photo of him and Lynn in bathtub.
Lincoln was wearing a white long-sleeved shirt and an orange sleeveless sweater.
In this picture, Lincoln wore orange baby pajamas.
Lincoln with white cloth and a blue plate on his head to look like he is getting a haircut.
At his 6th birthday party, younger Lincoln went bowling. He wears clothing which is similar to what he wears now, but he has shorts instead of pants, and is wearing bowling shoes.
At his 7th birthday party, younger Lincoln wore a magician outfit.