The episode was seen by an estimated 2.18 million household viewers and gained a 0.9/3 ratings share among adults aged 18–49, according to Nielsen Media Research.
In the cold open, Gina catches the detectives eating treats from a French gift basket delivered to Holt from his husband, Kevin.
Jake then gets on to change his drug case with Hitchcock (Dirk Blocker) and Scully (Joel McKinnon Miller) in order to work on the celebrity with Boyle (Joe Lo Truglio).
In its original American broadcast, "House Mouses" was seen by an estimated 2.18 million household viewers and gained a 0.9/3 ratings share among adults aged 18–49, according to Nielsen Media Research.
"[3] Allie Pape from Vulture gave the show a 4 star rating out of 5 and wrote, "'House Mouses' erases that hidden competence, though, sticking with the more tired story that the anything-but-dynamic duo can't really handle themselves on a case at all.
"[4] Alan Sepinwall of HitFix wrote, "As a result, I've long been a sucker for an episode like 'House Mouses,' where background characters like Hitchcock and Scully get to step to the front and have their moment.