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Provided by NWMLS, Listed by Max Frame, 360-705-2800 at Kidder Mathews
6,260 sqft

$1,600,000

13204 12th Avenue SW, Burien WA, 98146

Price per sqft$255.59
Built in1988
Property size6,260 sqft
Property typeMulti-family

Overview

Active

Listed Sep 18, 2026

Updated 6h ago

Discover Castlemonte Apartments, an 8-unit investment opportunity located at 13204 12th Ave SW in Burien. Built in 1988, the property features 6,260 rentable square feet across two structures on a 13,350 SF lot zoned MU-1. The unit mix includes a studio, six spacious two-bedroom apartments, and a detached 2-bedroom single-family rental with a private yard. One unit is non-conforming. Property amenities include private balconies and patios, 14 off-street parking stalls, common laundry, and select units with territorial views. Recent improvements include a composition roof installed in 2021. Offered at a 6.75% in-place cap rate, Castlemonte presents an opportunity to increase NOI through rental upside and operational improvements. The two-structure configuration also offers potential to explore subdividing and selling the single-family home separately, subject to buyer verification and municipal approval. Conveniently located near Downtown Burien, Sea-Tac Airport, and major employment centers throughout the Puget Sound region.

$10,645/mo

Est. mortgage payment based on a $1,600,000 home price.

All estimates are provided by Luxury Presence for informational purposes only. Actual amounts may vary.

Additional information

MLS® ID
2584770

Interior Features

Heating
Yes
Basement
No

Exterior Features

Lot Size
0.31 Acres

Other Property Details

Taxes
$17,385
Tax Frequency
Annually
View
Yes
55+/Senior Community
No
MLS provider logo

Provided by NWMLS, Listed by Max Frame, 360-705-2800 at Kidder Mathews

The IDX display presents information sourced from the Northwest Multiple Listing Service as of 9/19/2026. The data is intended for personal, non-commercial use and should not be used for any other purpose except to identify potential properties for purchase. While the MLS data displayed is generally deemed reliable, it is NOT guaranteed to be accurate by the MLS. Buyers are responsible for verifying the accuracy of all information and are advised to conduct their own investigations or seek professional assistance. Other sources besides the Listing Agent may have contributed to the MLS data presented. Unless expressly specified in writing, the Broker/Agent has not confirmed any information obtained from external sources. The Broker/Agent may or may not have acted as the Listing and/or Selling Agent and cannot guarantee the accuracy of property locations displayed on any map. The property locations displayed on any map are merely best approximations and exact locations should be independently verified. Based on information submitted to the MLS GRID as of 9/19/2026 at 7:29 AM UTC . All data is obtained from various sources and may not have been verified by broker or MLS GRID. Supplied Open House Information is subject to change without notice. All information should be independently reviewed and verified for accuracy. Properties may or may not be listed by the office/agent presenting the information.

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Data last updated on 9/19/2026 at 7:29 AM UTC 

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