At the time of the liberation war of the Ukrainian people in 1648-1654, there was already a considerable settlement, the inhabitants of which took part in the campaigns of Bohdan Khmelnytsky.
The population of Onufriivka grew when farming refugees from Volhynia, Galicia, and Bessarabia arrived, who were drawn by the large amounts of virgin wilderness, forests, rivers and magnificent meadows.
Later, he won ten families in a game of cards with a castle-wall keeper, and other serfs traded in a Prince for a thoroughbred dog.
Count Tolstoy inherited the villages of Onufriivka, Kamburliyivka, Lozuvatka, and Ivanivka, i.e. 13 thousand acres of land.
The Tolstoy line was rich and ancient, as evidenced by family coat of arms with the motto: «Преданностью и усердием».
(«Dedication and diligence») Mykhailo D. Tolstoy was a large landowner and implemented on their land advanced methods of management, the savings were used at that time purely on equipment, iron plows, threshing and winnow horse.
Hospitals and schools were also built in the village of Pavlysh, and a Township Board, veterinaries, vicarage, Zemstvo in Onufriivka.
On its territory there were more than 100 species of trees and shrubs, original pavilions, bridges, small architectural forms, and bulk island with gazebo and bathing, Beside the house are two pools with fountains and a rose garden.
The only workers permitted were those who cleared the alley and those who looked after the trees and numerous gardens, as well as the swans on the park ponds.
In 1960, the Council of Ministers UkrSSR adopted a Resolution, in which Onufriivka Park was declared a monument of landscape architecture of the 19th century.
From his former savings Count Tolstoy founded stables Number 175 - a regular participant in National and International equestrian sports competitions.
Stripped of all property, the seriously ill Mikhail Tolstoy traveled to Geneva with his mother Helen G. where his life ended (August 30, 1927).
District is working with leaders of emerging enterprises to implement export promotion program approved by the Cabinet of Ministers of 26.10.02, No.
Work to ensure the increase of trade turnover with the Russian Federation continues through the implementation of regional activities in the area of the Program of Economic Cooperation between Ukraine and Russia 1998 - 2007 he And Programme of interregional and cross-border cooperation between Ukraine and Russia in 2001 - 2007 рр.
Medical Service District engaged in a regional hospital to 112 beds, 6 outpatient facilities, 13 health posts.
In the field of education operates 14 schools which has about 3 thousand students and has 332 teachers and 9 pre-school (two of which is restored every season due).
There is a cultural district and county library, movie theater In order to organize the possible travel routes in Onufrievsky District conducted an inventory of objects of tourist infrastructure such as: Created registry business tourism center area, which, in agreement with the owners, engaged in cultural and recreational complex "Uspih", located on the shore of water reservoir near the village of Kutsevolivka.
Among them Work on physical culture and sports in Onufriivka raion aimed at implementation of regional and regional target program "Physical Education - Health of the Nation" and target the complex program "The development of football in Onufriivka Raion."