Some of the most practical robots in Houston right now are not in a lab or a shipyard. They are cleaning school hallways in Katy after the students go home.
What the District Did
Katy ISD has deployed floor-cleaning robots at 17 schools, according to ABC13. The district spent about $1 million, at roughly $30,000 per robot. The machines run for about eight hours after school, scrubbing hard floors and vacuuming carpet.
The reason is staffing. The district says it is short about 100 custodians. Starting custodial pay is around $30,000 a year, and district media relations manager Chris Elliot pointed to the local job market: "I think it has something to do with having plenty of jobs out in this area."
The district is careful about how it describes the robots. Elliot said Katy ISD is "people oriented first" and that the machines are meant to complement custodians, not replace them. It is still hiring. Roughly 70 schools do not have robots yet, and the district says results at the first 17 will decide whether the program expands.
The Arithmetic
A robot costs about the same as a year of a starting custodian's pay, before benefits. That makes the decision look easier than it is. A floor scrubber does one job very well, on open floor, overnight. It does not empty trash, clean restrooms, set up a cafeteria, or deal with whatever happened in a classroom that day. What it does is take the most repetitive, time-consuming task off a short-handed crew, so the people who are there can spend their shift on the work a machine cannot do.
That is the same argument made for automation in much bigger settings: in welding, in offshore ROV piloting, and in the humanoids going onto factory lines. Employers who cannot hire enough people use robots to stretch the people they have.
Why It Matters
Commercial cleaning robots are one of the few kinds of autonomous machines already deployed at scale: they map a building, plan routes, avoid people and furniture, and dock themselves to recharge. They have been common in airports and big-box stores for years. A large suburban school district buying them is a sign of how ordinary that technology has become, and a reminder that most robots people actually meet are not humanoids.
Houston-area dealers already sell this category; RobotLAB, for example, offers autonomous cleaning machines alongside delivery robots. The district has not said which company supplied its fleet. If the program expands to the rest of Katy ISD, it would be one of the larger school cleaning-robot deployments in Texas, and other districts with the same hiring problem will be watching how it goes.
Based on reporting by ABC13 Houston (KTRK), October 14, 2026.