The castle is 6.3 km from Mátraszentimre and in the 15th century it was only a ruin, the remains of ramparts can still be seen today.

In addition to glass production and coal burning, they were engaged in animal husbandry and farming.

Until 1944 the villages was part of the territory of Hasznos, but in 1944 Mátraszentimre became independent and Mátraszentlászló and Mátraszentistván were added to it.

The importance of tourism increased in the 1960s and hotels and ski slopes were built one after the other, at the same time animal husbandry was banned, which led to the greening of the meadows.

[1][2] The Ágasvár's hostel, Mátraszentistván and Galya-tető are stamping places of the National Blue Trail.

The religious distribution was as follows: 47.5% Roman Catholic, 5.2% Calvinist, 2.2% Lutheran, 6.2% non-denominational, and 37.1% did not wish to answer.

The number of the inhabitants in the inner areas were the followings: Mátraszentimre - 234, Mátraszentistván - 60, Mátraszentlászló - 47, Galyatető - 43, Bagolyirtás - 11 and Fallóskút - 4.

[3] Population by years:[4] Mayors since 1990: Media related to Mátraszentimre at Wikimedia Commons This Heves county location article is a stub.