Nowa Kaletka [ˈnɔva kaˈlɛtka] is a village in the administrative district of Gmina Purda, within Olsztyn County, Warmian-Masurian Voivodeship, in northern Poland. It lies approximately 18 kilometres (11 mi) south-west of Purda and 23 km (14 mi) south of the regional capital Olsztyn. It is located within the historic region of Warmia.

The village was founded in 1827 after being separated from the village of Kaletka.

The village's historic sights include the pre-war Polish school building and two typical Warmian old wayside shrines.

Polish folk poet and activist Michał Lengowski (1873–1967) was born in Nowa Kaletka.

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  Pre-war Polish school
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  Plaque commemorating pre-war Polish school teachers
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  Warmian old wayside shrine