Best Elongated Standard Height Toilet Options for Comfortable, ADA-Friendly Bathrooms
Choosing the right elongated toilet can improve comfort, accessibility, and cleaning ease in any bathroom. This guide highlights five reliable options that balance height, flushing efficiency, and modern design. Each model features an elongated bowl for added seat width, with heights and flush options chosen to accommodate seniors, taller users, and households prioritizing water savings. Below you’ll find an introduction to each product, a brief image and link block, and a Buying Guide to help you compare key purchase considerations.
Summary table of selected products:
| Product | Brand | Approx. Height / Bowl Type | Flush Type | Notes |
|---|---|---|---|---|
| HOROW T0338W Compact One Piece Toilet | HOROW | Chair height at 17.3″ (ADA compliant) | Dual flush 0.8/1.28 GPF | Compact elongated design; fully glazed 2″ trapway |
| CASTA DIVA Elongated One Piece Toilet | CASTA DIVA | 17″ ADA Comfort Chair Height | Dual flush 1.1/1.6 GPF | Skirted, easy-to-clean with high efficiency flush |
| Simple Project 21 Inch High Toilet Elongated | Simple Project | 21″ Comfort Height | 1.28 GPF single flush | Soft-close seat; easy installation |
| American Standard 215TA104.020 Cadet PRO | American Standard | Extra tall height; 19″ bowl height | 1.28 GPF | Two-piece design; left-hand trip lever |
| DeerValley DV-1F026 One Piece Toilet | DeerValley | Standard height, 16.9″ seat height (approx.) | 1.1/1.6 GPF dual flush | Skirted, easy-clean design |
HOROW T0338W Compact One Piece Toilet

The HOROW T0338W offers a luxury one-piece, compact elongated design with a chair-height seat. At 17.3 inches from floor to seat, it meets ADA guidance for easier sitting and standing. The dual flush system provides 0.8 GPF for liquids and 1.28 GPF for solids, helping conserve water. A fully glazed 2″ trapway and streamlined silhouette contribute to an easy-clean profile, while the seamless one-piece construction minimizes crevices where dirt can accumulate.
CASTA DIVA Elongated One Piece Toilet

The CASTA DIVA model features a skirted, seamless one-piece design with a 17″ ADA-compliant comfort height. Its dual-flush system (1.1 GPF for liquids and 1.6 GPF for solids) aligns with WaterSense criteria for water efficiency. A MAP-rated siphon flush, fully glazed trapway, and quiet operation contribute to reliable performance and easy maintenance in modern bathrooms.
Simple Project 21 Inch High Elongated Toilet

The Simple Project toilet emphasizes comfort with a 21-inch tall height and an elongated bowl. The seat is soft-close for quiet operation, and the design prioritizes easy installation with accessible instructions. It uses a powerful 1.28 GPF single flush option, balancing water efficiency with solid waste removal, making it suitable for households seeking comfortable tall seating without dual-flush complexity.
American Standard Cadet PRO Two-Piece Toilet

The Cadet PRO is American Standard’s tall-height option with a 19-inch bowl height for easy entry and exit. It features a 1.28 GPF flush and a robust flush valve with a 2-1/8″ trapway for efficient waste removal. Being a two-piece design, it can be more straightforward to install in some retrofit scenarios, and its elongated front provides added seating comfort.
DeerValley One Piece Elongated Toilet

The DeerValley DV-1F026 combines a modern one-piece design with an elongated bowl and a powerful dual flush system (1.1/1.6 GPF). It features a skirted, easy-clean exterior and a standard height seating option designed for mainstream bathrooms. The integrated one-piece construction reduces crevices, aiding in faster cleaning and more consistent hygiene in high-traffic homes.
Buying Guide
Key considerations when selecting an elongated standard height toilet:
- Height and seating comfort: ADA-compliant chair-height (around 17-19 inches) improves accessibility for seniors and caregivers. If you need extra height, consider models with 19-inch or higher bowl heights.
- Toilet geometry: Elongated bowls offer more seating width than round bowls, which can improve comfort in generous bathrooms or for users who prefer a roomier sitting area.
- Flush efficiency: Dual-flush systems save water by offering separate options for liquids and solids. Single-flush models with 1.28 GPF also deliver strong performance; check trapway and siphon design for reliability.
- Trapway and skirted design: Fully glazed or skirted trapways reduce buildup and simplify cleaning. Skirted sides create a sleek look and fewer crevices for grime to collect.
- Installation and rough-in compatibility: Confirm rough-in distance (e.g., 12″ vs. 14″) and compatibility with existing plumbing. Some models are easier to install for DIY projects, while others may require professional help.
- Maintenance and durability: A one-piece design minimizes leaks and simplifies upkeep, though it can be heavier to install. Material finish and glaze quality influence long-term cleanliness.
- Dimensions and fit: Measure space for depth (from the wall to the front of the toilet) and width to ensure the unit fits in tight baths without crowding fixtures or doors.
All selections emphasize elongated bowls, comfortable seating heights, and reliable flushing. When choosing, balance height against bathroom dimensions and user needs, and consider whether a dual-flush option aligns with your water-saving goals and local regulations.