$460 – $1,850We estimate sump pump installation in Missouri at $460 to $1,850 for a new pump in a basement or crawlspace pit. The national estimate is $450 to $1,850. Missouri plumber pay is 5% above the national median, ranking 20 of 51.
Part of the job
Low
High
Parts and materials (our assumption)
$300
$1,000
Labor hours (our assumption)
2
6
Billed labor rate per hour
$80
$144
Estimated total
$460
$1,850
Our estimate, not a quote. Billed rate is the Missouri median wage from BLS (2025, $32.11 an hour) times 2.5 to 4.5 to cover payroll costs, overhead, travel and profit. How we estimate
What our assumptions are based on
Item
Sourced figure
Basis
Source
Labor hours
1 – 4
1 to 3 hours for a replacement (Fixr); about 1 hour for a replacement and 2 to 4 hours for a new installation (Bob Vila).
General information, not professional advice. Conditions, codes and prices vary. Turn off power, gas or water before any work, and hire a licensed professional when in doubt. Cost figures are our estimates, not quotes.