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Rectangular Undermount Kitchen Sinks

Shop rectangular undermount kitchen sinks for a clean-lined basin that mounts beneath the countertop, making it easier to wipe crumbs and spills into the sink. Compare dimensions, bowl configurations, and materials to find an option that fits your cabinet space, countertop cutout, and everyday dishwashing needs.

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  1. VEVOR - 33 inch Kitchen Sink Workstation, 304 Stainless Steel Undermount Sink, Drop-In Double Bowl Farmhouse Basin - Gray

    SKU: JJGHK58G54

    Product Description

    A durable gray double-bowl undermount sink crafted from 304 stainless steel for versatile kitchen workstations.
    See all Kitchen Sinks
    Your price for this item is $209.90

  2. Akicon - 32 in. Undermount Single Bowl 20-Gauge Nano Kitchen Sink with Basket Strainer - Silver

    SKU: J3GW6VQF5Y

    Product Description

    A silver undermount kitchen sink made of 304 stainless steel with sound insulation and a basket strainer.
    See all Kitchen Sinks
    Your price for this item is $174.99
    Save $20
    The previous price was $194.99

  3. Akicon - 30 in. Undermount Single Bowl 20-Gauge Nano Kitchen Sink with Basket Strainer - Silver

    SKU: J3GW7X8Q58

    Product Description

    A silver undermount kitchen sink made of 304 stainless steel with sound insulation and a basket strainer.
    See all Kitchen Sinks
    Your price for this item is $164.99
    Save $20
    The previous price was $184.99

  4. Akicon - 23 in. Undermount Single Bowl 20-Gauge Nano Kitchen Sink with Basket Strainer - Silver

    SKU: J3GW7X8Q4V

    Product Description

    A silver undermount kitchen sink made from 304 stainless steel with sound insulation and a basket strainer.
    See all Kitchen Sinks
    Your price for this item is $144.99
    Save $20
    The previous price was $164.99

  5. Akicon - 32 in. Undermount Double Bowl 20-Gauge Nano Kitchen Sink with Basket Strainer - Silver

    SKU: J3GW7X8Q5F

    Product Description

    A silver undermount double bowl kitchen sink crafted from durable 304 stainless steel with sound insulation.
    See all Kitchen Sinks
    Your price for this item is $189.99
    Save $20
    The previous price was $209.99

  6. JUJABU - 32"x19"x10" Undermount Single Bowl Porcelain Fireclay Kitchen Sink - White

    SKU: J3J7FYWQPZ

    Product Description

    A white porcelain fireclay kitchen sink with high-gloss glaze, impact resistance, and included stainless steel accessories.
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    Your price for this item is $329.00

  7. VEVOR - Undermount Bathroom Sink, 18.5 x 13.19In Rectangular Ceramic Vessel Sink with Overflow Hole, Rectangle Small Space - White

    SKU: JJGHK4P656

    Product Description

    A white ceramic undermount sink with a nano-glazed surface and overflow hole, ideal for compact bathrooms.
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    Your price for this item is $53.90
    Save $14
    The previous price was $67.99

  8. VEVOR - Undermount Bathroom Sink, 20.87x14.76 In Rectangular Ceramic Vessel Sink with Overflow Hole, Rectangle Small Space - White

    SKU: JJGHK4P64R

    Product Description

    A white ceramic undermount sink with nano-glazed surface and overflow hole, ideal for compact modern bathrooms.
    See all Bathroom Sinks & Vanities
    Your price for this item is $49.99
    Save $35
    The previous price was $84.99

  9. VEVOR - Undermount Bathroom Sink, 18.11x12.99 In Rectangular Ceramic Vessel Sink with Overflow Hole, Rectangle Small Space - White

    SKU: JJGHK4P66Y

    Product Description

    A white ceramic undermount sink with a nano-glazed surface and overflow hole, ideal for compact bathrooms.
    See all Bathroom Sinks & Vanities
    Your price for this item is $58.99
    Save $15
    The previous price was $73.99

  10. VEVOR - Undermount Bathroom Sink, 15.75x12.01 In Rectangular Ceramic Vessel Sink with Overflow Hole, Rectangle Small Space - White

    SKU: JJGHK4P69W

    Product Description

    A white ceramic undermount sink with a nano-glazed surface and overflow hole, ideal for compact bathrooms.
    See all Bathroom Sinks & Vanities
    Your price for this item is $55.90
    Save $14
    The previous price was $69.99

  11. VEVOR - Undermount Bathroom Sink, 20.28x15.16 In Rectangular Ceramic Vessel Sink with Overflow Hole, Rectangle Small Space - White

    SKU: JJGHK4P6FC

    Product Description

    A white ceramic undermount sink with nano-glazed surface and overflow hole, ideal for modern small bathrooms.
    See all Bathroom Sinks & Vanities
    Your price for this item is $66.90
    Save $17
    The previous price was $83.99

  12. VEVOR - 30 inch Kitchen Sink Workstation, 304 Stainless Steel Undermount Sink, Drop-In Single Bowl Farmhouse Basin - Gray

    SKU: JJGHK58G5R

    Product Description

    A durable gray undermount workstation sink crafted from 304 stainless steel for long-lasting kitchen performance.
    See all Kitchen Sinks
    Your price for this item is $179.90

  13. VEVOR - 32 inch Kitchen Sink Workstation, 304 Stainless Steel Undermount Sink, Drop-In Single Bowl Farmhouse Basin - Gray

    SKU: JJGHK58G4H

    Product Description

    A gray undermount workstation sink crafted from durable 304 stainless steel for lasting kitchen performance.
    See all Kitchen Sinks
    Your price for this item is $209.90

  14. VEVOR - 23 inch Kitchen Sink Workstation, 304 Stainless Steel Undermount Sink, Drop-In Single Bowl Farmhouse Basin - Gray

    SKU: JJGHK58G4C

    Product Description

    A gray undermount single bowl farmhouse sink crafted from durable 304 stainless steel for lasting performance.
    See all Kitchen Sinks
    Your price for this item is $159.90

  15. VEVOR - 27 inch Kitchen Sink Workstation, 304 Stainless Steel Undermount Sink, Drop-In Single Bowl Farmhouse Basin - Gray

    SKU: JJGHK58GKR

    Product Description

    A gray 304 stainless steel undermount workstation sink offering durability and a sleek, modern farmhouse style.
    See all Kitchen Sinks
    Your price for this item is $159.90

  16. VEVOR - 33 inch Kitchen Sink Workstation,Undermount Granite Sink,Drop-In Single Bowl Farmhouse Basin with Multiple Accessories - Black

    SKU: JJGHKKFRTT

    Product Description

    A matte black granite workstation sink crafted from quartz-sand resin, featuring a single bowl and multiple accessories.
    See all Kitchen Sinks
    Your price for this item is $249.90

  17. VEVOR - 33.5x20 inch Farmhouse Sink, Sink Workstation, Fireclay Undermount Basins, Apron Front Single Bowl Basin - White

    SKU: JJGHKZK9ZV

    Product Description

    A white fireclay undermount farmhouse sink featuring a scratch-resistant glaze and elegant apron front design.
    See all Kitchen Sinks
    Your price for this item is $186.99

  18. VEVOR - 30 inch Kitchen Sink Workstation,Undermount Granite Sink,Drop-In Single Bowl Farmhouse Basin with Multiple Accessories - Black

    SKU: JJGHKZSJTH

    Product Description

    A matte black granite composite sink with a single bowl design, stain resistance, and included workstation accessories.
    See all Kitchen Sinks
    Your price for this item is $239.90

  19. Akicon - 32 in. Undermount Single Bowl 18-Gauge Brushed Stainless Steel Kitchen Sink with Bottom Grid and Basket Strainer - Silver

    SKU: JX4QHGJTWT

    Product Description

    A brushed silver 304 stainless steel undermount sink with sound insulation, bottom grid, and basket strainer.
    See all Kitchen Sinks
    Your price for this item is $209.99
    Save $20
    The previous price was $229.99

  20. Akicon - 32 in.Undermount Double Bowl 18-Gauge Brushed Stainless Steel Kitchen Sink with Bottom Grid and Basket Strainer - Silver

    SKU: JX4QHGJTKQ

    Product Description

    A silver undermount double bowl sink made of 18-gauge brushed 304 stainless steel with sound insulation.
    See all Kitchen Sinks
    Your price for this item is $219.99
    Save $20
    The previous price was $239.99
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Rectangular undermount kitchen sinks combine clean lines with a streamlined installation that keeps the countertop edge visible and makes it easy to wipe crumbs and spills directly into the basin. Mounted beneath the countertop rather than resting on top of it, an undermount kitchen sink creates a smooth transition that complements modern, transitional, and traditional kitchen designs. The rectangular shape offers generous usable space for washing dishes, rinsing produce, and handling cookware, although the basin’s interior dimensions and corner radius determine how comfortably larger items fit. Stainless steel rectangular undermount sinks are a popular choice for their versatility and durability, with brushed finishes that can help disguise minor wear and sound-dampening features that reduce noise during everyday use. Granite composite models offer another option, with a range of colors and finishes that coordinate with kitchen appliances, cabinetry, and countertops. Material-specific care requirements vary, so compare cleaning recommendations along with appearance to find a sink that fits your routine. Choosing the best rectangular undermount kitchen sink for your space starts with checking the minimum cabinet size, countertop cutout requirements, basin depth, and available clearance for plumbing or a garbage disposal. Undermount sinks are commonly paired with solid-surface, quartz, or stone countertops, but compatibility and mounting requirements should always be confirmed with the sink manufacturer and countertop installer. A single-bowl undermount kitchen sink provides an uninterrupted basin for baking sheets and large pots, while a double-bowl design creates separate areas for washing, rinsing, or food preparation. For added functionality, consider a rectangular workstation kitchen sink with integrated ledges for compatible cutting boards, colanders, and drying racks; included accessories vary by model. Details such as drain placement, rounded interior corners, and compatible bottom grids can also influence everyday convenience and cleaning. Because the faucet typically mounts through the countertop or behind the sink, verify faucet placement and reach before installation. Comparing these features helps you select a rectangular undermount sink that balances kitchen style, practical workspace, and long-term ease of care.

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FAQ

A rectangular undermount kitchen sink mounts beneath the countertop, leaving the countertop edge exposed around the sink opening. Its straight-sided shape creates a streamlined look, and there is no raised sink rim on top of the counter.

Common materials include stainless steel, granite composite, fireclay, and enameled cast iron. Stainless steel offers a metallic finish, granite composite typically has a matte appearance, and fireclay and enameled cast iron often feature glossy surfaces. Available colors and care requirements vary by material.

Rectangular undermount kitchen sinks commonly pair with quartz, granite, marble, and solid-surface countertops. These materials allow for a finished edge around the sink opening. Standard laminate and tile countertops generally require specialized construction or an installation system designed for undermount sinks.

Rectangular undermount kitchen sinks come in single-bowl and double-bowl configurations. A single-bowl design provides one uninterrupted basin, while a double-bowl design separates the sink into two sections. Some double-bowl sinks have a low divider that creates a more open layout between the basins.

Follow the care instructions for the sink's material. Routine cleaning often involves mild dish soap, a soft cloth or sponge, and a thorough rinse, followed by drying to limit water spots. Wipe the corners and the seam beneath the countertop edge, where residue can collect, and avoid abrasive cleaners unless the manufacturer permits them.

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Best Buy Canada

In-store pricing may vary. Prices and offers are subject to change. © 2026 Best Buy. All rights reserved. BEST BUY, the BEST BUY logo, the tag design, and MY BEST BUY are trademarks of Best Buy and its affiliated companies.