| Official Name: | Ninasi |
| Settlement Type: | Village |
| Lat Deg: | 58 |
| Lat Min: | 54 |
| Lat Sec: | 12 |
| Lon Deg: | 26 |
| Lon Min: | 59 |
| Lon Sec: | 25 |
| Subdivision Type: | Country |
| Subdivision Name: |  Estonia |
| Subdivision Type1: | County |
| Subdivision Name1: | Jõgeva County |
| Subdivision Type2: | Parish |
| Subdivision Name2: | Mustvee Parish |
| Timezone: | EET |
| Utc Offset: | +2 |
| Timezone Dst: | EEST |
| Utc Offset Dst: | +3 |
Ninasi is a village in Mustvee Parish, Jõgeva County in northeastern Estonia.[1]
References to the village were first made in 1599.In the year 2000, there were around 90 people living in the village.
Some Ninasi historical names: Nennal, Nenal, Nennasi, Ninnasi, and Ninna Station.
Ninasi was located on the St. Petersburg - Riga - Tartu - Narvapostal road. A horse Postal Station operated there between 1772 and 1877.In 1824, a Postal Station built of stone was erected. In his travel notes, French writer Honoré de Balzac, mentioned his stopat Ninasi Horse Postal Station from the end of July to early October 1843.
Catherine II (1764), Robert Schumann,Elias Lönnrot and Franz Liszt are believed to have passed through Ninasi. The village was linked to the activities of theDecembrists in 1825. Grand Duke Michael Pavlovich was assigned to block allincoming correspondence from St. Petersburg until arrival of theLivonias ruler Konstntine's manifest (located in Warsaw) whichdeclared his renunciation of power.
In March. 1881 the future Tsar Alexander III received notice of the assassination of his father, Tsar Alexander II, and became Emperor of Russia.[2]
The years 1892-1916 building was customized to treat leprosy. Afterclosing in 1916 old postal station stood empty few years.In 1919 the building was opened for Kalmavillage primary school,which operated until 1966. In recent years the building was used by the Estonian Border Guard and called Ninasi Kordon.
From year 2011 NGO Virumaa Koolituskeskus started to run Ninasi Horse Postal Station building. According to the CEO Ivo Okas, they plan to restore building as it was in 1834 including frontal majestetic arcs.