# South Korea Korea: Residential building construction (BOK ECOS)

South Korea Korea: Residential building construction (BOK ECOS) was down 8.3% year on year in Q2 2026, compared with −4.9% in Q1 2026.
The level stood at 6,978.5 ₩ billion.
Over the past ten years it has ranged from −19.3% (Q1 2025) to 27.6% (Q1 2017), averaging −0.3%.

- Source agency: Bank of Korea
- Makrognosis code: `KR.GDP.Q.NOM.ITEM-11051`
- Frequency: quarterly
- Units: ₩ billion
- Coverage: 2016-01-01 to 2026-04-01 (42 observations)
- Page: https://makrognosis.robomacro.com/data/south-korea/korea-residential-building-construction-bok-ecos-nominal-quarterly

## Recent data

| Period | Value | Y/Y % |
|---|---:|---:|
| Q2 2026 | 6,978.5 ₩ billion | −8.3 |
| Q1 2026 | 7,273.1 ₩ billion | −4.9 |
| Q4 2025 | 7,311.8 ₩ billion | −11.0 |
| Q3 2025 | 7,514.9 ₩ billion | −8.7 |
| Q2 2025 | 7,607.6 ₩ billion | −15.3 |
| Q1 2025 | 7,644.1 ₩ billion | −19.3 |
| Q4 2024 | 8,212.8 ₩ billion | −13.0 |
| Q3 2024 | 8,227.6 ₩ billion | −17.7 |
| Q2 2024 | 8,980.3 ₩ billion | −10.6 |
| Q1 2024 | 9,474.1 ₩ billion | −7.4 |
| Q4 2023 | 9,442.7 ₩ billion | −6.9 |
| Q3 2023 | 9,998.9 ₩ billion | −1.3 |
| Q2 2023 | 10,041 ₩ billion | 2.2 |
| Q1 2023 | 10,227 ₩ billion | 8.6 |
| Q4 2022 | 10,147 ₩ billion | 3.9 |
| Q3 2022 | 10,131 ₩ billion | 9.2 |
| Q2 2022 | 9,826.2 ₩ billion | 11.7 |
| Q1 2022 | 9,420.0 ₩ billion | 8.4 |
| Q4 2021 | 9,766.7 ₩ billion | 9.4 |
| Q3 2021 | 9,277.8 ₩ billion | 0.6 |
| Q2 2021 | 8,795.4 ₩ billion | −2.0 |
| Q1 2021 | 8,692.8 ₩ billion | −1.8 |
| Q4 2020 | 8,925.8 ₩ billion | 1.1 |
| Q3 2020 | 9,218.1 ₩ billion | 2.5 |

## API

```
curl -H "X-API-Key: $MAKROGNOSIS_KEY" \
  "https://makrognosis.robomacro.com/v1/series/KR.GDP.Q.NOM.ITEM-11051"

# Python
import requests
r = requests.get("https://makrognosis.robomacro.com/v1/series/KR.GDP.Q.NOM.ITEM-11051",
                 headers={"X-API-Key": KEY})
obs = r.json()["observations"]
```