Best Cast Iron Bathroom Sinks of 2025

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Cast iron bathroom sinks are a popular choice among homeowners due to their durability, longevity, and classic aesthetic appeal. These sinks are made from heavy-duty cast iron, which is coated with a layer of porcelain enamel for added protection against scratches and stains. Cast iron bathroom sinks come in a variety of styles, sizes, and colors, making it easy to find the perfect match for any bathroom décor. Additionally, these sinks are easy to clean and maintain, making them a practical choice for busy households. Overall, cast iron bathroom sinks are an excellent investment that will add both beauty and functionality to any bathroom.
At a Glance: Our Top Picks
Top 10 Cast Iron Bathroom Sinks
KOHLER K-2874-0 Canvas Cast Iron Bathroom Sink
This bathroom sink is made of cast iron and manufactured by Kohler in China. It falls under the category of bathroom vanity sink tops and can be used for plumbing purposes in your home.
KOHLER Ledges Bathroom Sink
The KOHLER Ledges Sink is a versatile undercounter bathroom sink featuring wet surface ledges that offer a convenient storage area for everyday items like contact lenses and toothbrushes. Made of durable KOHLER Cast Iron, this sink measures 21 inches in length by 14 inches in height and is designed for undercounter installation. With no faucet holes, it provides a sleek and clutter-free look for your bathroom. The ledges not only enhance the sink's functionality but also help you keep your essentials within reach, making your daily routine more organized and efficient.
KOHLER Farmington Lavatory Sink
The KOHLER Farmington Sink is a highly sought-after cast iron lavatory that combines style and functionality. Its self-rimming installation makes it easy to fit into your bathroom space, allowing for a seamless look. With dimensions of 19-1/4 inches in length and 16-1/4 inches in height, it provides ample surface area for all your needs. The sink features an 8-inch center drilling, which is ideal for accommodating a variety of faucets, giving you the flexibility to choose one that matches your personal style. Please note that the faucet is sold separately.
KOHLER K-2905-4-0 Bathroom Sink
The KOHLER K-2905-4-0 Bathroom Sink is an oval basin made of enameled cast iron which is durable and easy to clean. It has a self-rimming installation, 4" center drilling, and overflow drain. The sink is 19-1/4-inch long and 16-1/4-inch height, making it the most popular KOHLER Cast Iron lavatory. The sink also comes with 4" centerset faucet holes.
KOHLER 5400-96 Iron Plains Sink
The KOHLER Iron Plains Sink features a sleek rectangular basin that adds a modern touch to your bathroom. With no faucet holes, you can choose a wall- or counter-mount faucet that best fits your style and needs, providing flexibility in your design. The included overflow drain helps prevent water from spilling, ensuring a clean and safe environment. Made from durable KOHLER enameled cast iron, this sink is built to last, resisting chips and scratches while maintaining its elegant appearance. You can install it as a drop-in or under-mount, offering versatility in how it fits into your space.
KOHLER Iron Plains Bathroom Sink
The KOHLER Iron Plains Bathroom Sink is a versatile piece that allows for drop-in or under-mount installation, suitable for any bathroom. It requires a wall or counter-mount faucet, giving you the flexibility to choose the style you prefer. Made of KOHLER enameled cast iron, this sink is durable and long-lasting. With a large rectangular basin and an overflow drain, the KOHLER Sink offers both functionality and elegance to your bathroom space.
Kohler Iron Plains 30" Sink
The Kohler Iron Plains Sink is a versatile addition to your bathroom, designed for drop-in, undermount, or vessel installation. This flexibility allows you to choose the best fit for your space, enhancing your decor. Made from durable cast iron, it ensures longevity and withstands daily use. The sink also features an overflow, providing an extra layer of protection against spills and overfilling. With its elegant design, this sink not only serves a practical purpose but also elevates the overall aesthetic of your bathroom.
American Standard Regalyn Enameled Cast Iron Wall Hung Sink
The American Standard Wall Hung Sink is made of durable enameled cast iron with a glossy porcelain finish. It features 4-inch center faucet holes and comes with a convenient wall hanger. The enameled cast iron material ensures long-lasting quality, while the porcelain finish adds a touch of elegance to your bathroom. The 4-inch faucet spacing provides flexibility for different faucet styles, and the included wall hanger makes installation a breeze.
Kohler 1-Bowl Cast Iron Sink
The Kohler Cast Iron Sink is a stylish and durable addition to your bathroom. Made from cast iron, it offers exceptional strength and resistance to wear, ensuring it lasts for years. Its undermount design provides a seamless look, making cleaning easier by eliminating the rim where dirt can collect. The sleek white finish adds a touch of elegance, enhancing any bathroom decor. As a KOHLER product, you can trust its quality and performance, giving you peace of mind while you enjoy its functionality.
Kohler Cast Iron Wall Mounted Bathroom Sink
The Kohler Wall Mounted Sink is crafted from durable materials to handle heavy usage. Constructed with KOHLER Cast Iron, this 19-inch by 17-inch sink is designed for wall-mount installation with a 4-inch center drilling. The sturdy materials ensure longevity, making it ideal for high-traffic bathrooms. The wall-mount feature saves space and simplifies cleaning underneath. With the 4-inch center drilling, installation of faucets is convenient and standardized for a polished look.
Frequently Asked Questions (FAQs)
1. What is the best material to use for a bathroom sink?
Because of its durability, stainless steel is usually used where both the properties of steel and corrosion resistance are required making it a perfect material for sinks. Stainless steel is 100% recyclable; the average stainless steel object is composed of about 60% recycled material.
2. What are old bathroom sinks made of?
Sinks may have been made porcelain-enamel-on-cast iron, porcelain-enamel-on-steel or all china porcelain. Sinks may have sat on a single china pedestal or on legs, have been set in a vanity, or have been wall-hung. Legs were typically chrome, although we have seen other designs.
3. Can you seal a cast iron sink?
Inspect the sink flange to decide if caulk or plumber's putty is the best option to seal the sink. Spread caulk (with the caulk gun) or plumber's putty around the perimeter of the sink hole. The lip of the cast iron sink will sit on the caulk or plumber's putty to secure it to the countertop.
During our cast iron bathroom sink research, we found 24 cast iron bathroom sink products and shortlisted 10 quality products. We collected and analyzed 2,875 customer reviews through our big data system to write the cast iron bathroom sinks list. We found that most customers choose cast iron bathroom sinks with an average price of $400.38.
The cast iron bathroom sinks are available for purchase. We have researched hundreds of brands and picked the top brands of cast iron bathroom sinks, including KOHLER, American Standard. The seller of top 1 product has received honest feedback from 1,306 consumers with an average rating of 4.6.

Howard Chester is an architect from New York who holds a master's degree in architectural design, his passions for interior design and home improvement contribute to his extensive knowledge of all things furniture and home goods. Howard Chester Specializes in various architectural and interior design projects. He often publishes articles related to decoration on key websites and interior design magazines.