Samuil Municipality (Bulgarian: Община Самуил) is a municipality (obshtina) in Razgrad Province, Northeastern Bulgaria, located in the Ludogorie geographical region part of the Danubian Plain. It is named after its administrative centre - the village of Samuil.

The municipality embraces a territory of 250 km (97 sq mi) with a population of 7,522 inhabitants, as of December 2009.

Samuil Municipality includes the following 14 places all of them villages:

Town/Village	Cyrillic	Population (December 2009)
Samuil	Самуил	1,543
Bogdantsi	Богданци	534
Bogomiltsi	Богомилци	265
Golyama Voda	Голяма вода	328
Golyam Izvor	Голям Извор	425
Harsovo	Хърсово	584
Huma	Хума	245
Kara Mihal	Кара Михал	79
Krivitsa	Кривица	225
Nozharovo	Ножарово	571
Pchelina	Пчелина	279
Vladimirovtsi	Владимировци	1,170
Zdravets	Здравец	396
Zhelyazkovets	Желязковец	878
Total		7,522

The following table shows the change of the population during the last four decades.

Samuil Municipality
Year	1975	1985	1992	2001	2005	2007	2009	2011
Population	14,865	12,472	9,585	8,164	7,867	7,740	7,522	...
Sources: Census 2001, Census 2011, „pop-stat.mashke.org“,

According to the latest Bulgarian census of 2011, the religious composition, among those who answered the optional question on religious identification, was the following:

Religious composition of Samuil Municipality Orthodox Christianity   11.4% Catholicism   0.3% Protestantism   0.2% Islam   84.3% No religion   1.4% Prefer not to answer, others and indefinable   2.4%

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