In the second quarter of this year (April–June), the number of transactions and the transaction value for Knowledge Industry Complexes decreased from the previous quarter. The number and value of transactions in the Seoul metropolitan area fell sharply.

On the 10th, commercial real estate proptech corporations RealtyPlanet released a report titled "Second-quarter 2025 nationwide Knowledge Industry Complex sales market trends." The analysis covered 1,367 Knowledge Industry Complexes nationwide whose addresses and construction status were verified as of the end of June, including 1,118 (81.8%) in the Seoul metropolitan area and 249 (18.2%) outside the metropolitan area.

Quarterly nationwide sales transaction volume and transaction amount for Knowledge Industry Complexes from 2021 to 2025 /Courtesy of

Second-quarter nationwide transactions of Knowledge Industry Complexes totaled 546, down 35.2% from the previous quarter (842) and 44.7% from the same period a year earlier (988). After recovering to four-digit transaction volume in the first quarter of last year (1,011), it continued a five-quarter decline. The transaction value was 227.1 billion won, down 38.7% from the previous quarter (370.2 billion won) and 46.5% from the same period a year earlier (424.2 billion won).

The average price per exclusive area for nationwide Knowledge Industry Complexes in the second quarter was 15.86 million won, up 0.6% from the previous quarter (15.76 million won). It was down 1.5% from the same quarter last year (16.10 million won).

The declines in transaction volume and transaction value were pronounced in the Seoul metropolitan area (Seoul, Incheon, Gyeonggi), where transactions of Knowledge Industry Complexes are concentrated. In the second quarter, the metropolitan area recorded 480 transactions of Knowledge Industry Complexes and a transaction value of 208.0 billion won, accounting for 87.9% and 91.6% of the totals, respectively. Transaction volume and transaction value fell 36.3% and 39.2% from the previous quarter (754 transactions, 341.9 billion won), and decreased 46.5% and 47.1% from the same period last year (898 transactions, 393.3 billion won).

Transaction volume and transaction value in markets outside the metropolitan area also declined together. Transaction volume was 66, down 25.0% from the first quarter (88), while transaction value fell 32.5% from 28.3 billion won to 19.1 billion won. Compared with the second quarter of last year (90 transactions, 30.9 billion won), transaction volume fell 26.7% and transaction value declined 38.2%.

In the second quarter, the price per exclusive area rose in both the metropolitan and non-metropolitan markets. The average per-pyeong price for metropolitan Knowledge Industry Complexes was 16.42 million won, up 0.6% from the previous quarter (16.32 million won), while the non-metropolitan figure increased 6.9% from 11.02 million won to 11.78 million won.

Jeong Su-min, CEO of RealtyPlanet, said, "In the second quarter of this year, the nationwide Knowledge Industry Complex market saw steep declines in both transaction volume and transaction value from the previous quarter, with a particularly clear contraction in the metropolitan area, including Seoul," adding, "This is the result of an imbalance between supply and demand due to oversupply, combined with reduced investment demand amid an economic downturn."

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