REALATRENDS REAL ESTATE SERVICES, INC 949·494·8830
REALATRENDS

For Sale|QuadruplexActive

735 W 18th, Costa Mesa, CA 92627

  • 2,512 sq ft
  • Built 1960

MLS# PW26168154 · Listed Aug 1, 2026 · 64 Days On Site

The home

About 735 W 18th

First time on the market in over 35 years! Don't miss this rare opportunity to own a well-maintained, income-producing 4-unit property in one of Costa Mesa's most sought-after rental markets. This desirable fourplex features two 2-bedroom, 1-bath units and two 1-bedroom, 1-bath units, all currently occupied on month-to-month leases, offering immediate rental income with exceptional future upside. The property also includes a 4-car alley-loaded garage, adding valuable parking and potential income opportunities. Ideally located near shopping, dining, beaches, parks, and major freeways, this is a prime investment for seasoned investors, owner-occupants, or buyers looking to build long-term wealth in a high-demand coastal community. Opportunities like this rarely come to market—schedule your private tour today!

Property details for 735 W 18th

This fourplex sits in the Westside Costa Mesa Central neighborhood of Costa Mesa in Orange County. It offers 2,512 square feet of living space and is listed at $1,795,000, about $715 per square foot. The home was built in 1960. The MLS record lists the assessor parcel number as 424-052-03. Highlights include a four-car garage. The detail sections on this page cover interior and exterior features, estimated taxes, HOA dues where they apply, and the map location.

Specifications

Home Details

At a glance

Price
$1,795,000
Days On Site
64 Days
Bedrooms
N/A
Inside Area (SqFt)
2,512 sqft
Total Baths
N/A
Full Baths
N/A
Partial Baths
N/A
Lot Size
N/A
Year Built
1960
MLS® Number
PW26168154
Status
Active
Property Tax
N/A
HOA/Condo/Coop Fees
N/A
Sq Ft Source
N/A

General Features

Property Type
Quadruplex
MLS Number
PW26168154
Year Built
1960
Lot Size (sq ft)
6,098
Lot Size (acres)
0.14
Levels
Two
Garage Spaces
4
Parking Spaces
4
Parcel Number
42405203
On Market Date
2026-08-01
Listing Terms
Standard

Interior Features

Laundry
Common Area
Entry Level
1
Common Walls
Two Common Walls Or More

Exterior Features

Lot Features
Near Public Transit
Pool Features
None
Sewer
Public Sewer
Water
Public
Units
4

Community Features

Subdivision
Westside Costa Mesa Central (WCMC)
Community Features
Curbs, Sidewalks

The record

Property History for 735 W 18th

DateEventPriceNote
Aug 1, 2026 Listed for sale $1,850,000

Cost of ownership

Estimated monthly payment

7.03% · 30-yr fixed
$
$13,773/mo
10% down · 30-year fixed · $179,500 down
Principal & interest$10,781
Mortgage insurance (est., over 80% LTV)$673
Property tax (est. 1.2%)$1,795
Home insurance (rough est., varies widely)$524
HOANot reported, not included
$11,902/mo
20% down · 30-year fixed · $359,000 down
Principal & interest$9,583
Property tax (est. 1.2%)$1,795
Home insurance (rough est., varies widely)$524
HOANot reported, not included
$10,704/mo
30% down · 30-year fixed · $538,500 down
Principal & interest$8,385
Property tax (est. 1.2%)$1,795
Home insurance (rough est., varies widely)$524
HOANot reported, not included
Estimated carrying cost
$2,319/mo
All cash · taxes and insurance only
Principal & interestNone (cash purchase)
Property tax (est. 1.2%)$1,795
Home insurance (rough est., varies widely)$524
HOANot reported, not included

Estimate only, not a loan offer or quote. Principal and interest use the Freddie Mac 30-year fixed average of 7.03% (week of Sep 24, 2026); your rate will differ. A loan this size is typically a jumbo loan, which prices differently. Tax and insurance are modelled, not billed amounts; tax uses a typical Costa Mesa rate, excluding Mello-Roos. Verify all figures. Full assumptions and disclosures.

Next steps

Buying 735 W 18th

Want to see 735 W 18th in person? We have guided buyers through Westside Costa Mesa Central and the wider Costa Mesa market since 1983. Call to arrange a private tour, or send a note and we'll follow up.

Call (949) 494-8830

Selling near 735 W 18th

Thinking of selling nearby? We bring current Westside Costa Mesa Central sales data and a clear pricing strategy to every listing, backed by more than 700 closed sales and over $1B in Orange County volume. Start with a free home valuation, or reach out to talk through your options.

Free home valuation

The neighborhood

About Costa Mesa

Costa Mesa sits on the coastal tableland of central Orange County, bordered by Santa Ana, Huntington Beach, and Newport Beach, with its southern edge about a mile from the Pacific. South Coast Plaza, the Segerstrom Center for the Arts, the Orange County Fairgrounds, Orange Coast College, and the Eastside and Mesa Verde neighborhoods all fall within the Newport-Mesa Unified School District.

Location

Location

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Listed by Luis Anaya of eXp Realty of Southern Ca, Inc

Listing information updated Sep 14, 2026 at 3:24 PM PT. Source: CRMLS.

Call (949) 494-8830