| Matsudai | |
| Native Name Lang: | ja |
| Settlement Type: | Former municipality |
| Seal Type: | Emblem |
| Pushpin Map Caption: | Location in Japan |
| Subdivision Type: | Country |
| Subdivision Name: | Japan |
| Subdivision Type1: | Region |
| Subdivision Name1: | Hokuriku |
| Subdivision Type2: | Prefecture |
| Subdivision Name2: | Niigata Prefecture |
| Subdivision Type3: | District |
| Subdivision Name3: | Higashikubiki District |
| Extinct Title: | Merged |
| Extinct Date: | April 1, 2005 (now part of Tōkamachi) |
| Leader Title: | Mayor |
| Leader Title1: | Vice Mayor |
| Unit Pref: | Metric |
| Area Total Km2: | 90.47 |
| Population Total: | 4,016 |
| Population As Of: | 2003 |
| Timezone1: | JST |
| Utc Offset1: | +09:00 |
| Blank Name Sec1: | City hall address |
was a town located in Higashikubiki District, Niigata Prefecture, Japan.
As of 2003, the town had an estimated population of 4,016 and a density of 44.39 persons per km2. The total area was 90.47 km2.
On April 1, 2005, Matsudai, along with the town of Matsunoyama (also from Higashikubiki District), the town of Kawanishi, and the village of Nakasato, both from Nakauonuma District, was merged into the expanded city of Tōkamachi.[1] [2]
Hokuetsu Express Hokuhoku Line
Matsudai is one of the sites of the Echigo-Tsumari Art Triennial, first held in 2000. The Matsudai Snow-Land Agrarian Culture Centre (aka Matsudai Nobutai) was built in 2003 by architects MVRDV as part of the Triennial and is the focal point for local contemporary art activities. The centre includes an event space, classroom, gallery, art shop, and restaurant.