Plumbers

Free plumbing bid and flat-rate pricing calculators

Bid and flat-rate calculators for plumbing, sewer and drain work. Each prices parts, labour and the overhead a service van carries, so a quote covers the whole job rather than just the materials.

Starting a plumbing or drain business? The flat-rate calculator turns your own costs into a price book, which is the hardest part of leaving a shop that set prices for you.

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The fullest tools on this page, with the most worked questions behind them.

  1. French Drain Bid Calculator

    Price an exterior French drain from trench depth, pipe size, soil, daylight versus drywell versus storm tie-in, catch basins, downspout ties, and driveway crossings — not a…

    4 questions answered

  2. Hydro-Jet and Sewer Camera Bid Calculator

    Price a sewer camera inspection or hydro-jet from extra footage past the included run, cleanout versus toilet pull, roots and grease, hose distance from the truck, and a camera…

    4 questions answered

  3. Septic Pumping Bid Calculator

    Price a septic tank pump from buried lids, hose run, extra tanks, baffles, risers, inspection, dump tickets, and after-hours dispatch — not a published $325 pump special. See the…

    4 questions answered

  4. Sewer Line Replacement Bid Calculator

    Price a sewer line replacement from open-cut, pipe bursting, or CIPP lining: footage, bury depth, laterals, and the surface you have to put back — not a published $125-a-foot…

    4 questions answered

Questions these tools answer

Worked answers written beside the calculators plumbers use.

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All 10 tools for plumbers

Trade & contractor bids 9

  • French Drain Bid Calculator

    Price an exterior French drain from trench depth, pipe size, soil, daylight versus drywell versus storm tie-in, catch basins, downspout ties, and driveway crossings — not a…

    4 questions answered

  • What should a plumbing job cost at a flat rate?

    True cost per hour, tiered parts markup, travel time and margin give a flat-rate price, a minimum callout and a time-and-materials comparison. Your numbers, not advice. No…

    3 questions answered

  • Septic Pumping Bid Calculator

    Price a septic tank pump from buried lids, hose run, extra tanks, baffles, risers, inspection, dump tickets, and after-hours dispatch — not a published $325 pump special. See the…

    4 questions answered

  • Hydro-Jet and Sewer Camera Bid Calculator

    Price a sewer camera inspection or hydro-jet from extra footage past the included run, cleanout versus toilet pull, roots and grease, hose distance from the truck, and a camera…

    4 questions answered

  • Sewer Line Replacement Bid Calculator

    Price a sewer line replacement from open-cut, pipe bursting, or CIPP lining: footage, bury depth, laterals, and the surface you have to put back — not a published $125-a-foot…

    4 questions answered

  • Sump Pump Bid Calculator

    Price a sump-pump install from pit type, extra discharge past the included first fifteen feet, battery or water-powered backup, alarm, and freeze protection — not a published $450…

    4 questions answered

  • Water Heater Replacement Bid Calculator

    Price a residential water heater replacement from the tank or tankless type, the location, the vent, and the gas or electrical path — plus walk-away price, dollars per gallon, and…

    4 questions answered

  • Water Softener Bid Calculator

    Price a water-softener install from extra pipe past the included run, copper versus PEX, an iron filter or under-sink RO, the brine drain, haul-away of the old unit, and a brine…

    4 questions answered

  • Well Pump Bid Calculator

    Price a well-pump replacement from extra drop-pipe footage past the included run, seized versus free pitless, stuck-pump pull, extra well cable, a new pressure tank, and a…

    4 questions answered

Service business pricing & quotes 1

  • Water well drilling bid calculator

    Free water well drilling bid calculator: depth by formation, casing, grout, pump and tank, trench, mobilization and rig hours, plus a dry-hole allowance, priced to your margin…

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