The Institute of Isotopes is located in the outskirts of Budapest, in the "KFKI" research campus.

The address of the campus is:
29-33 Konkoly-Thege Miklós street, H-1121 Budapest, Hungary

To reach the campus take bus No. 21 (operated by the Budapest Public Transport Company) at Széll Kálmán tér (formerly Moszkva tér) and get off at its terminal station (Csillebérc, KFKI).

On weekdays, shuttle buses are operated from Széll Kálmán tér and Kosztolányi tér to KFKI in the mornings, and from KFKI to Széll Kálmán tér and Kosztolányi tér in the afternoons. (No tickets needed)

More detailed information on the directions can be found at the website of the campus.

The Institute has laboratories and offices in buildings 21, 17/A, 22/A and 16. The PGAA Experimental Station is in Building 10 (Neutron Guide Hall).

Satellite image from Google Maps:

Full-scale view