If you’re remodeling your kitchen or replacing your old sink, choosing the right kitchen sink size for a 30-inch cabinet is crucial.
A sink that’s too big simply won’t fit—and a sink that’s too small could limit your workspace and functionality.
This guide walks you through the ideal sink dimensions, compatible styles, and best materials so you can make a smart, confident choice in 2025.
Kitchen Sink Comparison Table (Optimized for 30-Inch Cabinets)
| Model | Dimensions (W x D) | Material | Type |
|---|---|---|---|
| KRAUS Kore Workstation 32-inch | 26″ x 10″ | Stainless Steel | Single Bowl |
| Ruvati 28″ SS Workstation Sink | 25″ x 10″ | Stainless Steel | Workstation |
| Elkay Quartz Classic 33″ | 24.6″ x 9.5″ | Granite Composite | Single Bowl |
What Size Sink Fits a 30-Inch Cabinet?
When it comes to selecting a kitchen sink for a 30-inch base cabinet, the width of the sink is the most important factor. You’ll want a sink that fits snugly inside the cabinet while leaving room for mounting hardware and plumbing connections.
Recommended Sink Dimensions
The ideal sink size for a 30-inch cabinet is typically around 25 to 27 inches wide.
This leaves enough clearance on each side (about 1.5 inches) for installation and support. Here are general guidelines:
- Width: 25″ to 27″
- Depth (front to back): 18″ to 22″ (standard countertop depth)
- Bowl depth: 7″ to 10″ (depends on your under-sink space)
Keep in mind: The width of the interior sink basin will usually be about 1.5″–2″ smaller than the overall sink width due to the rim or mounting flange.
Why 27 Inches Is Ideal?
A 27-inch sink hits the sweet spot between function and fit:
- It provides more usable basin space than smaller sinks.
- It allows for single or double bowl configurations.
- It comfortably fits within the structural constraints of a 30-inch cabinet.
- It gives enough clearance for standard faucet installations and accessories.
Unless you have very specific needs, a 27-inch-wide sink is typically the largest and most functional size you can install in a 30-inch cabinet without hassle.
Can a 30-Inch Sink Fit in a 30-Inch Cabinet?
No. A 30-inch sink generally cannot fit in a 30-inch cabinet.
Manufacturers label sinks based on the total width—including the lip or rim—and the minimum cabinet size required for installation. A 30-inch-wide sink typically needs a 33-inch base cabinet to fit properly.
Why? Because the cabinet walls, support rails, and countertop overhang all take up space that reduces the actual width available for the sink.
If you’re looking at a 29″ sink, it might fit, but double-check product specs and cabinet interior measurements first.
Choosing the Right Sink Style for a 30-Inch Cabinet
Once you know your size limits, the next decision is style. The way your sink is installed—and how the bowls are configured—can significantly impact functionality and visual appeal.
Top Mount vs. Undermount
Top Mount (Drop-In) Sinks
- Installed from above the counter with a rim that rests on the countertop.
- Easiest to install and most budget-friendly.
- A great choice if you’re DIY-ing or working with laminate countertops.
- Works well in tight-fit cabinets since it requires less interior clearance.
Undermount Sinks
- Installed beneath the countertop for a seamless look.
- Easier to clean—just wipe crumbs and water directly into the sink.
- Requires solid surface countertops (quartz, granite, etc.).
- You’ll need to leave a bit more room for clips, brackets, and plumbing.
Both types are viable for a 30-inch cabinet—just make sure your chosen model specifies “minimum cabinet size: 30 inches” or smaller.
Single Bowl vs. Double Bowl
Single Bowl Sink
- Most common for 30-inch cabinets.
- Offers more uninterrupted space for washing large pots and pans.
- Easier to clean and more streamlined in smaller kitchens.
Double Bowl Sink
- Possible in 27″ or smaller widths with compact designs.
- Some models offer equal bowls, while others have a small secondary bowl.
- Good for multitasking (wash on one side, rinse or dry on the other).
Tip: If you want a double bowl, look for low-divider sinks—they give you flexibility without needing extra width.
📌Related Read: Standard Size For Double Bowl Kitchen Sink
Compact Farmhouse and Workstation Options
Farmhouse (Apron-Front) Sinks
- These are deeper and more decorative, but they usually require a wider cabinet.
- However, compact 24” to 27” apron-front models do exist for 30-inch cabinets.
- You may need a custom cabinet modification for proper support.
Workstation Sinks
- Popular in modern kitchens for their built-in ledges that hold cutting boards, drying racks, or colanders.
- Available in sizes as small as 25 inches.
- Great for maximizing prep space in tight kitchens.
Sink Material Recommendations for 30-Inch Cabinets
The right sink material balances durability, appearance, and maintenance. Below are top choices that work well for 25-27 inch sinks.
Stainless Steel
- Most common material for compact sinks.
- Lightweight, affordable, and resistant to heat and corrosion.
- Available in multiple gauges (16-22); thicker steel = better durability.
- Brushed finishes hide scratches better in busy kitchens.
Granite Composite
- A blend of crushed stone and acrylic resin.
- Extremely durable, scratch- and stain-resistant.
- Non-porous and easy to clean.
- Heavier than stainless steel—ensure your cabinet is properly supported.
Porcelain and Cast Iron
- Traditional and visually charming—great for vintage or farmhouse kitchens.
- Durable but prone to chipping if heavy objects are dropped.
- Heavier than other materials; may require reinforced cabinetry.
- Glossy white or off-white finishes brighten smaller spaces.
Copper Options
- Unique and eye-catching with a living finish that changes over time.
- Naturally antimicrobial.
- Requires regular maintenance to retain or control the patina.
- Lightweight options are available, but check thickness for durability.
Best Kitchen Sinks for 30-Inch Cabinets (2025 Picks)
To save you time, we’ve rounded up three of the best-reviewed kitchen sinks that are specifically designed to fit 30-inch cabinets.
These models combine performance, durability, and design—perfect for compact kitchen spaces.
KRAUS Kore Workstation 32-inch Undermount SS Kitchen Sink
- Type: Undermount, Single Bowl
- Material: 16-Gauge Stainless Steel
- Dimensions: 26” W x 18” D x 10” Bowl Depth
- Minimum Cabinet Size: 30 inches
- Price Range: $240–$280
Pros:
- Commercial-grade satin finish resists scratches
- Extra-deep basin perfect for soaking cookware
- Comes with bottom grid and drain assembly
Cons:
- May require noise-dampening mat for quieter use
Ruvati 28″ SS Workstation Sink
- Type: Undermount, Workstation
- Material: Stainless Steel
- Dimensions: 25” W x 19” D x 10” Bowl Depth
- Minimum Cabinet Size: 30 inches
- Price Range: $350–$400
Pros:
- Built-in accessories: cutting board, colander, drying rack
- Durable and scratch-resistant brushed finish
- SoundGuard padding reduces noise and vibration
Cons:
- Heavier than standard sinks—double-check cabinet support
Elkay Quartz Classic 33″ Single Basin Composite Sink
- Type: Undermount, Single Bowl
- Material: Granite Composite
- Dimensions: 24.6” W x 18.5” D x 9.5” Bowl Depth
- Minimum Cabinet Size: 30 inches
- Price Range: $280–$320
Pros:
- Available in multiple colors
- Naturally sound-deadening and stain-resistant
- Heat safe up to 535°F
Cons:
- Composite surface requires non-abrasive cleaning tools
FAQs About Kitchen Sink and Cabinet Sizing
The “minimum cabinet size” refers to the smallest base cabinet width that can accommodate the sink. This measurement includes both the sink bowl and the surrounding rim or mounting hardware. For example, if a sink’s minimum cabinet size is 30 inches, you’ll need at least a 30-inch-wide cabinet to install it properly.
Yes, you can install a deep sink in a 30-inch cabinet, but depth must be balanced with under-cabinet space. Most standard base cabinets are 24 inches deep, so you’ll want to ensure plumbing and garbage disposal units still fit. Look for sinks 8–10 inches deep for the best balance of capacity and functionality.
To measure your cabinet for a new sink:
Width: Measure the cabinet’s inside width. Subtract 3 inches from that number to get your max sink width.
Depth: Measure from the back of the cabinet to the front (usually about 24″).
Height (Optional): Check how much vertical space you have, especially if you plan to use a garbage disposal or deep sink.
Farmhouse and workstation sinks can work in 30-inch cabinets but require careful planning. Look for compact farmhouse sinks specifically designed for smaller base cabinets (usually 24–27 inches wide). For workstation sinks, prioritize models with integrated accessories and compact footprints to avoid overwhelming the space.
Final Thoughts: Choosing the Perfect Sink for a 30-Inch Cabinet
When space is limited, every inch counts—and choosing the right sink for your 30-inch cabinet can make or break your kitchen workflow. Focus on:
- Size: Aim for 25–27” wide models
- Style: Pick between undermount, drop-in, or workstation designs based on your countertop and lifestyle
- Material: Go with stainless steel for ease, or composite for color and durability
Our top pick for 2025 is the Kraus KHU100-26—it delivers excellent build quality, generous depth, and modern style at a reasonable price.
No matter your preference, measuring carefully and checking product specs will ensure your sink fits flawlessly and functions beautifully.
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