Castle
Onstaborg (Sauwerd)
🇳🇱 Netherlands · 14th century
Onstaborg was a borg in the northeast Netherlands. It was located in Sauwerd, Groningen. The borg was founded in or before 1325 by the family Onsta (also known as Onseda, Onsitha or Onsatha). The Onsta family belonged to one of the oldest and most prominent families of the Ommelanden. The Onsta family also owned an Onstaborg in Wetsinge.
Text adapted from “Onstaborg (Sauwerd)” on Wikipedia, CC BY-SA 4.0.
Onstaborg (Sauwerd) ranks #7,422 of 7,738 worldwide in the atlas's castle fame ranking, and #188 of the 200 mapped in Netherlands. Founded 1325, it is older than 61% of the atlas's dated landmarks — one of 582 atlas entries founded in the 14th century. 5 more atlas landmarks stand within 25 km. The nearest day-trip guide is Zwolle, 91 km away. See how Netherlands compares in the castle statistics.
View on the interactive castle map →Frequently asked questions
Where is Onstaborg (Sauwerd)?
Onstaborg (Sauwerd) stands in the Netherlands, at 53.2949°, 6.5312°.
When was Onstaborg (Sauwerd) built?
The atlas dates its founding to 1325. Earlier structures may have stood on the site; this is the earliest documented founding year.
How famous is Onstaborg (Sauwerd)?
In this atlas's fame ranking: #7,422 of 7,738 worldwide, and #188 in the Netherlands. Fame here combines how many Wikipedia language editions cover a landmark with how many people read them.
What is the nearest castle to Onstaborg (Sauwerd)?
Onstaborg (Wetsinge), about 1 km away.
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