Private investment in Thailand grew 2.7% month-on-month in January 2026, slowing from a 3.6% rise in December. Although this was the weakest increase since June 2025, overall investment momentum remained solid, with growth recorded across all major components.
Spending on machinery and equipment continued to expand, supported by higher net imports of capital goods—especially communication devices and electrical machinery—indicating ongoing efforts by businesses to upgrade production capacity. Vehicle investment also increased, bolstered by the extension of the EV 3.0 registration deadline to the end of January, which prompted firms to bring forward purchases.
Construction activity edged higher overall, led by stronger non-residential building in line with an increase in permitted construction areas, particularly for hotels and commercial properties. However, residential construction weakened, partially offsetting gains in other segments.
