Homes in Westside, Costa Mesa, CA

14 for sale · 38 homes listed · Updated November 9, 2026

• 1845 Monrovia Unit 76, Costa Mesa 92627 $299,000 · 3 bd · 2 ba · 1,333 sqft
• 1007 Somerton, Costa Mesa 92627 $1,499,000 · 3 bd · 4 ba · 1,896 sqft
• 1648 Topanga, Costa Mesa 92627 $1,475,000 · 4 bd · 5 ba · 2,142 sqft
• 974 West 19th, Costa Mesa 92627 $2,150,000 · 5 bd · 4 ba · 3,412 sqft
• 543 Victoria Unit M, Costa Mesa 92627 $899,999 · 3 bd · 3 ba · 1,300 sqft
• 629 West 17th, Costa Mesa 92627 $1,550,000 · 3 bd · 4 ba · 2,101 sqft
• 1120 Sandi, Costa Mesa 92627 $789,000 · 2 bd · 3 ba · 1,044 sqft
• 1660 Whittier Unit 29, Costa Mesa 92627 $185,000 · 2 bd · 1 ba · 720 sqft
• 2191 Harbor Unit 13, Costa Mesa 92627 $265,900 · 3 bd · 2 ba · 1,227 sqft
• 2112 Tidewater Circle, Costa Mesa 92627 $1,650,000 · 3 bd · 3 ba · 1,996 sqft
• 635 Plumer, Costa Mesa 92627 $1,999,999 · 5 bd · 4 ba · 3,080 sqft
• 1667 Monarch, Costa Mesa 92627 $1,670,000 · 3 bd · 5 ba · 2,142 sqft
• 1939 Vitae, Costa Mesa 92627 $1,249,000 · 3 bd · 3 ba · 1,650 sqft
• 628 Seabright Circle, Costa Mesa 92627 $988,000 · 2 bd · 3 ba · 1,559 sqft
• 2023 Placentia, Costa Mesa 92627 Pending $899,000 · 2 bd · 2 ba · 1,589 sqft
• 886 Joann Street, Costa Mesa 92627 Pending $1,299,999 · 3 bd · 2 ba · 1,040 sqft
• 520 Caleigh, Costa Mesa 92627 Pending $1,299,800 · 4 bd · 4 ba · 1,884 sqft
• 2225 Maple, Costa Mesa 92627 Pending $1,399,000 · 3 bd · 2 ba · 1,432 sqft
• 2125 Evans, Costa Mesa 92627 Pending $1,349,000 · 3 bd · 4 ba · 1,855 sqft
• 644 Ross, Costa Mesa 92627 Pending $899,000 · 3 bd · 2 ba · 971 sqft
• 2239 Pacific Avenue Unit C, Costa Mesa 92627 Pending $1,025,000 · 3 bd · 3 ba · 1,766 sqft
• 525 Fairfax, Costa Mesa 92627 Pending $126,000 · 2 bd · 1 ba · 620 sqft
• 635 Plumer, Costa Mesa 92627 Active Under Contract $1,700,000 · 5 bd · 4 ba · 2,562 sqft
• 543 West Wilson 7, Costa Mesa 92627 Active Under Contract $849,000 · 3 bd · 3 ba · 1,499 sqft
• 1940 Maple Avenue 111, Costa Mesa 92627 Active Under Contract $775,000 · 2 bd · 3 ba · 1,170 sqft
• 1678 Topanga, Costa Mesa 92627 Active Under Contract $1,499,000 · 3 bd · 4 ba · 2,057 sqft
• 870 Darrell Street, Costa Mesa 92627 Active Under Contract $1,249,000 · 3 bd · 2 ba · 1,017 sqft
• 2113 Federal Avenue, Costa Mesa 92627 Active Under Contract $1,395,000 · 3 bd · 2 ba · 1,249 sqft
• 2101 Two Harbors, Costa Mesa 92627 Active Under Contract $1,699,000 · 3 bd · 4 ba · 2,362 sqft
• 2211 Meyer, Costa Mesa 92627 Active Under Contract $1,150,000 · 3 bd · 2 ba · 1,050 sqft
• 2111 Breakaway, Costa Mesa 92627 Active Under Contract $1,374,999 · 3 bd · 3 ba · 1,871 sqft
• 2228 Maple Street, Costa Mesa 92627 Active Under Contract $1,100,000 · 3 bd · 2 ba · 1,521 sqft
• 797 Leeward, Costa Mesa 92627 Active Under Contract $1,195,000 · 3 bd · 4 ba · 2,053 sqft
• 594 Hamilton Street Unit 5, Costa Mesa 92627 Active Under Contract $768,500 · 2 bd · 2 ba · 1,032 sqft
• 2191 Harbor 7, Costa Mesa 92627 Off market since Aug 2026 $120,000 · 2 bd · 2 ba · 825 sqft
• 1750 Whittier 86, Costa Mesa 92627 Sold on Apr 30, 2026 $270,000 · 3 bd · 2 ba · 1,080 sqft
• 1789 Nantucket Place, Costa Mesa 92627 Off market since Jul 2026 $2,995,000 · 4 bd · 5 ba · 3,250 sqft
• 1950 Anaheim, Costa Mesa 92627 Off market since Sep 2026 $1,000,000 · 3 bd · 2 ba · 1,314 sqft