[Transaction Analysis] 4.2 Billion KRW Sale of a Main Road Corner Building Near Yeokchon Station: Why a 1978 Old House is an Excellent Value-Up Gem

What You See is the Asset Value: The Absolute Premium of a Main Road Corner Building

Table of Contents

1. How to Buy Smart: Buy the Location and the Billboard, Not the Age of the Building
2. Hardware Analysis: The Future Value Held by 100 Pyeong in a Class 3 General Residential Zone
3. Hinterland Demand Analysis: The Combination of Solid Residential Households and Administrative Infrastructure

Top Summary: Key Facts of the Nokbeon-dong 155-1 Transaction

Target Property: 155-1 Nokbeon-dong, Eunpyeong-gu, Seoul; a main road corner building on Seooreung-ro near Yeokchon Station.
Transaction Price: Sale completed in May 2026 for 4.2 Billion KRW.
Building Specs: Land Area 100.13 Pyeong (331 sqm) / Gross Floor Area 198.30 Pyeong (655.53 sqm), scale of B1 to 3F.
Core Investment Secret: It is a property that secures top-tier advertising effectiveness and visibility as a commercial building, boasting a perfect corner location flanked by a 6-lane main road and an 8-meter side road, while directly encompassing a crosswalk and a bus stop right in front of the building.

When evaluating a location in real estate investment, visibility is an absolute criterion that is far more important than the age of the building itself. No matter how much foot traffic a commercial district has, if a building is hidden inside an alley, it is difficult to attract blue-chip tenants and expect high rental income. Conversely, a corner spot on a main road where countless vehicles and pedestrians pass by serves as a giant billboard in itself and defends the building's value.

Recently, an actual transaction occurred in Nokbeon-dong, Eunpyeong-gu that demonstrates the essence of this visibility premium. Although it is an old 3-story building constructed in 1978, it welcomed a new owner for a hefty sum of 4.2 billion KRW, armed with overwhelming advertising effects and excellent road conditions. Through this transaction, we analyze the power of location and the value-up potential that must be checked when purchasing an old building.

Structured Actual Transaction Data: Building Specifications by the Numbers

Evaluation Item	Detailed Data	Analysis Point
Land Price per Pyeong	41.95 Million KRW	Land Area of 100.13 Pyeong
Zoning	Class 3 General Residential Zone	Advantageous for future value-up and securing floor area ratio
Road Conditions	6-Lane x 8-Meter Corner	Maximized vehicle accessibility and frontal exposure
Completion Year	April 13, 1978	Core target for remodeling or complete reconstruction
Ratio to Assessed Value	1.78 Times the official assessed land value of 23.61 Million KRW per pyeong	Reasonable figure reflecting the main road corner premium

1. How to Buy Smart: Buy the Location and the Billboard, Not the Age of the Building

Completed in April 1978, it is an old building that is nearly 50 years old. While someone might have hesitated to invest after seeing its aging exterior, the investor who purchased this building accurately pierced through to the invincible location of the land hidden inside the old shell.

The most powerful weapon of this building is that it occupies a corner spot bordered by a 6-lane main road and an 8-meter side road. Furthermore, right in front of the building is a crosswalk used by pedestrians, and it perfectly encompasses a bus stop where public transit users linger. It is structurally designed so that the gaze of the massive floating population—people waiting for the traffic light to cross the street and those waiting for the bus—is inevitably fixed on this building.

This frontal exposure effect is the absolute condition considered as the top priority by blue-chip tenants, such as clinics, large franchise cafes, and exhibition halls, where sign exposure directly links to sales. The buyer executed a smart investment that completely offset the disadvantage of the building's old condition with the overwhelming advertising effect provided by the location.

2. Hardware Analysis: The Future Value Held by 100 Pyeong in a Class 3 General Residential Zone

Currently, it is being used as a B1 to 3F structure. However, the zoning for this 100.13-pyeong land is a Class 3 General Residential Zone.

This means that if the buyer decides to demolish the old building and pursue a new construction value-up in the future, they can apply a generous legal floor area ratio of around 250 percent to erect a much taller and grander landmark building than the current one. A spacious and squarely shaped 100-pyeong plot of land is the optimal size to extract an efficient architectural floor area that maximizes rental income while fulfilling parking lot law requirements. The buyer has excellently secured not only the rental value of the current state but also a massive future development value.

3. Hinterland Demand Analysis: The Combination of Solid Residential Households and Administrative Infrastructure

The hinterland demand of the commercial district is also solid. Nokbeon Elementary School is located across from the building, generating a floating population of parents and education-related individuals, and it also possesses the characteristics of a jar-shaped commercial area with a very densely populated residential area inside the side roads.

In addition, the Eunpyeong-gu Office is located within walking distance, allowing it to broadly absorb demand from public institution visitors and related office workers. It is not simply a passing main road where cars rush by, but a living intersection where schools, government offices, and dense residential areas converge to steadily draw people's footsteps throughout the week and weekend.