Should you add a double or single sink in a bathroom? When to go big and when to go small

grey bathroom with double sink vanity unit and black taps
(Image credit: Wilsonart)

Choosing between a double or single sink in a bathroom can often define the entire layout of your design.

Single basins have been seen in bathroom designs up and down the country for years, but installing a double inset sink or twin basins side-by-side is increasingly becoming a firm favourite in family bathrooms or luxurious ensuites where space allows.

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Jorge Hernandez

Jorge graduated from Bournemouth University's School of Design before leading design team in the bathroom industry, devising new and innovative products.

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Shamila Iqbal

Shamila has extensive experience in bathroom products, installation and design innovations.

Amy Reeves

Amy is an interiors and renovation journalist. She is the former Assistant Editor of Homebuilding & Renovating, where she worked between 2018 and 2023. She has also been an editor for Independent Advisor, where she looked after homes content, including topics such as solar panels. 

She has an interest in sustainable building methods and always has her eye on the latest design ideas. Amy has also interviewed countless self builders, renovators and extenders about their experiences. 

She has renovated a mid-century home, together with her partner, on a DIY basis, undertaking tasks from fitting a kitchen to laying flooring. She is currently embarking on an energy-efficient overhaul of a 1800s cottage in Somerset.