| Loučná pod Klínovcem | |
| Settlement Type: | Town |
| Subdivision Type: | Country |
| Subdivision Type1: | Region |
| Subdivision Name1: | Ústí nad Labem |
| Subdivision Type2: | District |
| Subdivision Name2: | Chomutov |
| Pushpin Map: | Czech Republic |
| Pushpin Relief: | 1 |
| Pushpin Map Caption: | Location in the Czech Republic |
| Coordinates: | 50.4128°N 12.9897°W |
| Leader Title: | Mayor |
| Leader Name: | Jana Nýdrová |
| Established Title: | First mentioned |
| Established Date: | 1431 |
| Area Total Km2: | 20.89 |
| Elevation M: | 865 |
| Population As Of: | 2024-01-01 |
| Population Footnotes: | [1] |
| Population Total: | 198 |
| Population Density Km2: | auto |
| Timezone1: | CET |
| Utc Offset1: | +1 |
| Timezone1 Dst: | CEST |
| Utc Offset1 Dst: | +2 |
| Postal Code Type: | Postal code |
| Postal Code: | 431 91 |
Loučná pod Klínovcem (until 1947 Český Wiesenthal; German: Böhmisch Wiesenthal) is a town in Chomutov District in the Ústí nad Labem Region of the Czech Republic. It has about 200 inhabitants, which makes it the second least populated town in the country.
The town is made up of the town parts of Háj and Loučná.
Loučná pod Klínovcem is located about west of Chomutov and 21km (13miles) north of Karlovy Vary. The town lies on the border with Germany, the German part of the divided town is called Oberwiesenthal. It lies in the Ore Mountains. The highest point of the municipal territory and of the entire Ústí nad Labem Region is a contour line below the top of the Klínovec Mountain at 1231m (4,039feet) above sea level.
The first written mention of Loučná pod Klínovcem is from 1431, under its German name Wiesenthal. The village was probably founded in the 14th century. The village was destroyed during the Hussite Wars and was abandoned. At the beginning of the 16th century, mining developed in the area, Český Wiesenthal was resettled and its importance began to grow.[2]
In 1947, the town and the municipality were renamed from Český Wiesenthal to Loučná.[3]
On the Czech-German border is the road border crossing Loučná / Oberwiesenthal.
There is a large ski resort on the slopes of Klínovec.[4]
There are not many monuments in the town. A technical monument is the former lime kiln. It is a Neo-Romanesque building from 1851. Production in it was ended in the 1920s.[5]