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Peñaranda de Duero is a village and municipio located in the province of Burgos, Castile and León, Spain. According to the 2004 census (INE), the municipality has a population of 583 inhabitants.
The village is conserved as a conjunto histórico, a type of conservation area. Several buildings are additionally protected as monuments.
- Castle of Peñaranda de Duero (10th-15th century).
- Palace of the Counts of Miranda (16th century).
- Jimeno's family pharmacy (17th century).
- Collegiate church of St. Anne.
- Justice pillar.
Coordinates: 41°41′N 3°29′W / 41.683°N 3.483°W