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Detached Duplex with New ADU
For Sale
$1,550,000

607 Sefton, Monterey Park, CA 91755

Monterey Park, CA

Property Size2,237 SF
Lot Size0.12 Acres
Price / SF$692.89
Days on Market181

Property Features for 607 Sefton

General Information

Property type Residential Multi Family
Property subtype Duplex
Bedrooms 7
Bathrooms 4
Full bathrooms 4
Rooms Bedroom 6, Bathroom 3, Bedroom 4, Bedroom 1, Bathroom 2, Bathroom 4, Laundry Room, Bedroom 7, Bedroom 5, Bathroom 1, Bedroom 3, Bedroom 2
Appliances Disposal, Gas Oven
Lot features Rectangular Lot
Elementary school district Alhambra
Middle school district Alhambra
High school district Alhambra
Directions In between of Sefton Ave and Graves Ave
Subdivision 641 - Monterey Park
Standard status Active
APN 5260004023
Size 2,237 SF
Lot size 0.12 Acres

Utilities

Sewer type Public Sewer
Cooling system Gas (Cooling), Window Unit(s), Wall/Window Unit(s)
Water source Public

Building Details

Year built 1947
Floors in Building 1
Number of units 2
Listing Agency: RE/MAX Galaxy
Listed By: Chuqi Liu · License #02074354
Added: Mar 16 Changed: Sep 10 Last Checked: Sep 12 at 6:06PM
MLS# TR26057035

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 duplex property includes two detached residences totaling 2,237 square feet on a 0.1198-acre lot. The primary home contains four bedrooms and two bathrooms, while the newly built rear ADU offers three bedrooms, two bathrooms, designer finishes, and an open-concept interior. The property also includes a laundry room, gas oven, disposal, and public water and sewer service. Cooling is provided by wall/window and window units.

The property is located in Monterey Park near Atlantic Times Square, schools, parks, and freeway access toward Downtown Los Angeles. Its separate-building configuration provides distinct residential spaces within one property, with a combined seven bedrooms and four bathrooms.

Key Highlights

  • Two detached residences on a 0.1198‑acre lot
  • 2,237 SF property with 7 bedrooms and 4 bathrooms
  • Front residence includes 4 bedrooms and 2 bathrooms

Property Analytics

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Current Use

Duplexes

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?
Duplex - Two separate residences provide distinct living areas, including a newer ADU with an open-concept layout.
Where is this duplex 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: Two detached residences on a 0.1198‑acre lot; 2,237 SF property with 7 bedrooms and 4 bathrooms; Front residence includes 4 bedrooms and 2 bathrooms
More about this property
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