The #1 Roommate Finder

Find a Room or Roommate in Costa Mesa

We’re here to help you find your ideal room, roommate, or tenant.

As featured by

The New York Times
Time
Los Angeles Times
CBS News
Time Out New York
Wall Street Journal
New York Magazine
4.6 out of 5 stars Trustpilot reviews

4.6 out of 5 based on 2,000+ reviews

We have 17,784 rooms for rent available right now & over 350,000 people looking for rooms each month, so you'll be sure to find a room or roommate

Recently added rooms in Costa Mesa

Recently added roommates in Costa Mesa

Why use SpareRoom?

We're the busiest

We're the busiest

Every 3 minutes someone finds a roommate on SpareRoom - as the #1 roommate finder you'll be sure to find yours.

Safety

Safety

Your safety is our top priority. We have a team of moderators working 7 days a week to check ads and content.

We're all about people

We're all about people

Everyone's idea of the perfect roommate is different, so search based on what's important to you.

This website uses cookies to enhance user experience and to analyze performance and traffic on our website. We also share information about your use of our site with our social media, advertising and analytics partners.

Do Not Sell My Personal Information

Do Not Sell My Personal Information

When you visit our website, we store cookies on your browser to collect information. The information collected might relate to you, your preferences or your device, and is mostly used to make the site work as you expect it to and to provide a more personalized web experience. However, you can choose not to allow certain types of cookies, which may impact your experience of the site and the services we are able to offer. Click on the different category headings to find out more and change our default settings according to your preference. You cannot opt-out of our First Party Strictly Necessary Cookies as they are deployed in order to ensure the proper functioning of our website (such as prompting the cookie banner and remembering your settings, to log into your account, to redirect you when you log out, etc.). For more information about the First and Third Party Cookies used please follow this link.

More information

Manage Consent Preferences

About consent preferences
  • Strictly Necessary CookiesThese cookies are necessary for the SpareRoom to function and cannot be switched off in our systems. They are usually only set in response to actions made by you which amount to a request for services, such as setting your privacy preferences, logging in or filling in forms. You can set your browser to block or alert you about these cookies, but some parts of the site will not then work.
  • Help SpareRoom ImproveThese cookies allow us to count visits and traffic sources so we can measure and improve the performance of our site. They help us to know which pages are the most and least popular and see how visitors move around the site. All information these cookies collect is aggregated and therefore anonymous. If you do not allow these cookies we will not know when you have visited our site, and will not be able to monitor its performance.
  • Sale of Personal DataUnder the California Consumer Privacy Act, you have the right to opt-out of the sale of your personal information to third parties. These cookies collect information for analytics and to personalize your experience with targeted ads. You may exercise your right to opt out of the sale of personal information by using this toggle switch. If you opt out we will not be able to offer you personalised ads and will not hand over your personal information to any third parties. Additionally, you may contact our legal department for further clarification about your rights as a California consumer by using this Exercise My Rights link. If you have enabled privacy controls on your browser (such as a plugin), we have to take that as a valid request to opt-out. Therefore we would not be able to track your activity through the web. This may affect our ability to personalize ads according to your preferences.