Buchin prohod is a village in West Bulgaria. It is situated in Kostinbrod municipality, Sofia region.
Through the village passes Lomsko shosse Blvd which is boulevard in Sofia and outside it it is road 81 which second class road and is part of the Bulgarian road network.
The altitude of Buchin prohod is 817 m. The climate is temperate - hot summer and cold winter. The January average temperature is - 2.5 C and the July average is 18.4 C. The amount of precipitation is little.
The permanent population is about 126 people.
In Buchin prohod there is not any kindergartens or schools - the nearest are located in Godech. Where there also is a medical center.
In Buchin prohod there is Memorial of the people who died for the coutry.
Many artifacts prove that people have lived in the area since the Roman and Thracian times. There is interesting and rich finding in the area "Gradishte" on the territory of the recent experimental station for strawberries growing. There was found a stop on the important road from Roman time Nish - Tsarigrad.
Central landmark in the area is the object "Kasnorimska residentsia" which is large monumental complex constructed and designed as such and from architectural point of view it is peristyle building. During the excavations were found foundations with rich colorful mosaic in warm shades, pottery, coins, memorial stones.
The landmark is being renovated and researched.