---
service: "CoStar"
status: "up"
reports_last_hour: 0
reports_last_12_hours: 0
baseline_reports_per_hour: 1
checked_at: "2026-11-01T15:05:58.979Z"
url: "https://instatus.com/now/costar.com"
official_status_page: "https://www.costar.com/products/costar/trust-center"
website: "https://www.costar.com/"
---

# Is CoStar down?

No, it's up. 0 reports in the last hour.

## CoStar outage FAQ

### Is CoStar down right now?

No, it's up. 0 reports in the last hour.

### Is CoStar down for everyone or just me?

It looks like it's just you. Reports for CoStar are at their usual level, so try reloading, checking your connection, or signing out and back in.

### What problems are people reporting with CoStar?

Nobody has said what's broken with CoStar in the last hour. If something isn't working for you, pick it above so others can see.

### When was the last CoStar outage?

Reports for CoStar haven't spiked in the last 30 days.

### Does CoStar have a status page?

Yes. CoStar posts updates on its official status page, which currently says operational.

[Go to status page](https://www.costar.com/products/costar/trust-center)

### What can I do if CoStar isn't working?

Check this page and CoStar's status page for updates, and wait a few minutes before trying again. Skip reinstalling: if it's an outage, the fix is on their side.

### How do I report a CoStar problem?

Hit “I have an issue too” at the top of this page and pick what's broken. Your report shows on the live chart within a minute, and you can leave a comment to tell others what you're seeing.

### How does Instatus Now know?

We combine reports from people on this page with CoStar's official status page, which we check every minute.

### What is CoStar?

CoStar provides commercial real estate information, analytics, and online marketplaces for property professionals.

[Visit website](https://www.costar.com/)