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Triplex Property with Detached ADU
For Sale
$1,550,000

607 Sefton, Monterey Park, CA 91755

Monterey Park, CA

Property SizeContact for details
Lot Size0.14 Acres
Days on Market186

Property Features for 607 Sefton

General Information

Property type Residential Multi Family
Property subtype Duplex
Bedrooms 7
Rooms Bedroom 4, Laundry Room, Bedroom 2, Bedroom 7, Bedroom 3, Bedroom 5, Bedroom 1, Bedroom 6
Parking features Off Street
Lot features Irregular Lot
Directions In between Graves and Sefton Ave
Subdivision 641 - Monterey Park
Standard status Active
APN 5260004023
Lot size 0.14 Acres

Utilities

Sewer type Public Sewer
Heating system Zoned
Cooling system Zoned
Water source Public

Building Details

Year built 1947
Floors in Building 1
Number of units 3
Listing Agency: RE/MAX Galaxy
Listed By: Chuqi Liu · License #02074354
Added: Mar 11 Changed: Sep 10 Last Checked: Sep 12 at 7:06PM
MLS# TR26058099

Copyright © 2026 California Regional Multiple Listing Service, Inc. All rights reserved. All information provided by the listing agent/broker is deemed reliable but is not guaranteed and should be independently verified.

Investment Insights

Based on property information with market context.

This Monterey Park triplex property occupies a 0.1432-acre lot and includes two detached residences. The front home contains four bedrooms and two bathrooms. A separate, brand-new three-bedroom, two-bathroom ADU provides an additional residential component with an open-concept floor plan and designer finishes. The property was built in 1947 and has zoned heating and cooling, off-street parking, public water, and public sewer.

The property is located at 607 Sefton in Monterey Park, near Atlantic Times Square, parks, schools, and freeway access to downtown Los Angeles. The address is within the 91755 postal area of Los Angeles County, California.

Key Highlights

  • 0.1432‑acre Monterey Park lot with two detached residences
  • Front residence includes 4 bedrooms and 2 bathrooms
  • Brand‑new 3‑bedroom, 2‑bathroom ADU

Property Analytics

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Current Use

Triplexes

Suggested Use

Top Pick Real Estate Agency Parking Lot & Garage Law Firm Gym & Fitness Center (Bike/Boat/Book/etc) Store Electrical Service

Score = modeled unmet demand for each use within ~1 mi (higher = bigger opportunity). Zoning and permitted uses should be independently verified with local authorities.

Lease Details

2
Residential units
Yes
Highway access

Location Intelligence

Trade Area within ½ mile

1,107
Businesses Nearby

Demographics for 91755, CA

27,637
Population
9,316
Households
3
Avg Household Size
44
Median Age
32%
College-Educated
77%
High-School Grad
3.2 sq mi
ZIP Area
8,637
Density / Sq Mi
$74,362
Median Household Income
$37,778
Median Earnings
$1,811
Median Rent
$761,900
Median Home Value
Check the figures for this property Cap Rate, Value Estimation, Potential NOI and more
View Realmo Analytics

Market

Vacancy Rate% for Multifamily in West region

7% 2022
7.8% 2023
8.6% 2024
8.6% 2025
Rey
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Frequently Asked Questions

What type of property is this?
Triplex - Two detached residences provide separate living arrangements with zoned heating and cooling, off-street parking, and public utilities.
Where is this triplex located?
The property is located at 607 Sefton Monterey Park, CA.
What is the asking price?
The asking price for this property is $1,550,000.
What are key features of this property?
This property features: 0.1432‑acre Monterey Park lot with two detached residences; Front residence includes 4 bedrooms and 2 bathrooms; Brand‑new 3‑bedroom, 2‑bathroom ADU
More about this property
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