Costar Group·Research Analyst

Costar Group Research Analyst interview experience

Got offer

Hard

Negative

Richmond, VAPosted Feb 2026 · Candidate report, summarized by Dataford

My process dragged on far longer than I expected.

It stretched across four stages over about two months, and one panel interview ended up taking something like six hours. To make it worse, a panelist didn’t show up, and that absence forced the schedule to shift into an added stage.

By the time I finally got to the offer, the experience had already started to feel demoralizing—not because the questions were impossibly hard, but because the timeline became the hardest part. I ended up accepting something else before I could fully enjoy the finish line, and I declined the eventual offer.

Looking back, what stands out most is how the sheer

Create a free Dataford account to unlock the full round-by-round breakdown, the questions asked and the outcome.

Read the full report Read the full report

Preparing for this interview?

Costar Group Research Analyst interview guideThe full process, round by round, with the question bank Practice Research Analyst interview questionsReal questions from this role across companies All Costar Group interview guidesEvery role we cover at this company