Based on 5 reported problems, Urban Company interviews are significantly harder than average - 40% Hard vs 18% across all companies. The majority (60%) of questions are Medium difficulty, which is typical for companies that want to see solid fundamentals without excessive trick questions.
Compared to the industry average, Urban Company puts unusual emphasis on union-find (40% of problems, 13.6x the industry average), breadth-first-search (40% of problems, 4.8x the industry average), binary-search (40% of problems, 4.5x the industry average). If you're short on time, these are the categories to double down on.
The most common topics are array (100%), binary-search (40%), depth-first-search (40%), breadth-first-search (40%). Problems below are sorted by frequency, the ones at the top are asked most often.