Demographics
In 2011, it had a population of 304,969 and a population density of 46/km².
- Hungarians- 84.8% (or 258,615)
- Romanians – 13.2% (or 40,431)
- Roma, others – 2% (or 5,923).
Harghita county has the highest percentage of Hungarians in Romania, just ahead of Covasna county. The primary Hungarian group, the Székely (Szeklers, Secui in Romanian), form the majority of the population in most of the county's municipalities, with Romanians concentrated in the northern and eastern part of the county (particularly Topliţa and Bălan), as well as in the enclave of Voşlăbeni.
The Székely of Harghita are mostly Roman Catholic, with Reformed and Unitarian minorities, while the ethnic Romanians are primarily Orthodox. Catholicism is strongest in the east, in the former Csíkszék, while Protestants are concentrated in the west, south and west of Odorheiu Secuiesc. By religion, the county is divided roughly as follows:
- Roman Catholic (65%)
- Orthodox (13%)
- Reformed (13%)
- Unitarian (7%)
- Other (2%)
Demographic evolution
Read more about this topic: Harghita County