Basic
$356 – $890 each
Two-piece round-front dual-flush toilet, standard height, top push buttons and basic plastic seat, new wax ring and supply line

Supply and install a dual-flush toilet replacing an existing toilet (new unit and labor and haul-away); relocation or drain work extra.
Dual Flush Toilet in Washington, District of Columbia typically costs $419 to $1,047 each as of 2026. Prices reflect local labor and material rates. Use our calculator below for a detailed, ZIP-code-adjusted estimate.
Prices in Washington are 5.0% higher than the national average for dual flush toilet.
National average: $400 – $1,000 each
$356 – $890 each
Two-piece round-front dual-flush toilet, standard height, top push buttons and basic plastic seat, new wax ring and supply line
$419 – $1,047 each
Two-piece elongated comfort-height dual-flush toilet with glazed trapway, slow-close seat, new wax ring and braided supply
$523 – $1,308 each
One-piece elongated comfort-height dual-flush toilet with skirted trapway, slow-close seat and chrome buttons, new seal and supply
| Component | Category | Price Range | Unit |
|---|---|---|---|
| Materials | material | $189 – $473 | each |
| Labor | labor | $146 – $364 | each |
| Supplies & Other | supplies | $50 – $126 | each |
| Equipment & Disposal | equipment | $34 – $84 | each |

White close-coupled toilet with dual-flush button on the cistern lid
Photo: Eugenio Hansen, OFS · CC BY-SA 3.0 · Source

Dual-flush wall plate with two push buttons set in tiled wall
Photo: Lionel Allorge · CC BY-SA 3.0 · Source

Wall-hung toilet with a round dual-flush plate above in a small tiled room
Photo: Rama · CC BY-SA 2.0 fr · Source
Connect with local dual flush toilet contractors in Washington for personalized quotes based on your specific project.