The bathroom is one of the most important - and easily overlooked — aspects of a home. But HGTV stars know that bathrooms are a key part and extension of the home's aesthetic, and modern fixtures and designs can seriously up the home's value.

With small bathrooms, designers and builders are challenged to pack a punch with a limited footprint that, when done correctly, can lead to a big payoff and happy homeowners. Click through for some of HGTV stars' best decorating ideas.

The bathroom Hilary Farr designed features expansive wood cabinetry, new faucets, and fresh tiling that extended up the wall on either side of the mirror, featuring blue accents along the sides for a pop of color.

See More: Hilary Transforms a Dysfunctional House Into an Ideal Family Home

The vanity in this Ugliest House in America bathroom, albeit functional, wasn't in line with the clean aesthetic the homeowners wanted. Alison Victoria searched for a refresh when remodeling this home.

The Shaker vanity Alison chose, featuring a bright white countertop and bold green drawers and cabinets, was more in line with the family's aesthetic, helping to bring the house out of the past and into modern style. For the finishing touches, pendants alongside soft rectangular mirrors add tranquil lighting and flow to the room. The result: a serene, retreat-like ambiance.

See More: 'Ugliest House in America' Season 3: See the Stunning Makeover