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Pianu de Jos, viewed from a distance -
Wooden church in Pianu de Sus -
Annunciation Church in Pianu de Sus
Pianu | |
|---|---|
.jpg) Evangelical church in Pianu de Jos | |
 Coat of arms | |
 Location in Alba County | |
  Pianu Location in Romania | |
| Coordinates: 45°56′N 23°29′E / 45.933°N 23.483°E | |
| Country | Romania |
| County | Alba |
| Government | |
| • Mayor (2020–2024) | Marin-Ioan Petruse[1] (PNL) |
| Area | 115 km2 (44 sq mi) |
| Elevation | 319 m (1,047 ft) |
| Population (2021-12-01)[2] | 3,375 |
| • Density | 29/km2 (76/sq mi) |
| Time zone | EET/EEST (UTC+2/+3) |
| Postal code | 517535 |
| Area code | (+40) 02 58 |
| Vehicle reg. | AB |
| Website | www |
Pianu (German: Pien) is a commune located in Alba County, Transylvania, Romania. It has a population of 3,375 in 2021 and is composed of five villages: Pianu de Jos, Pianu de Sus (the commune center), Plaiuri, Purcăreți and Strungari.
The commune is situated in the southwestern part of Alba County, some 25 km (16 mi) south of the county seat, Alba Iulia. It is traversed from south to north (first through Pianu de Sus and then Pianu de Jos) by the Pianul river.[3]
There are traces in Pianu of settlements dating back to the Roman period, when the 13th Twin Legion had encampments in the area. The commune was first attested in the 12th century; Pianu de Sus was attested in a deed registered in 1454 in Sibiu.[3]
| In Romanian | In German | In Hungarian |
|---|---|---|
| Pianu de Jos | Deutsch Pien | Alsópián |
| Pianu de Sus | Rumänisch Pien | Felsőpián |
| Plaiuri | Plaintelep | |
| Purcăreți | Sebespurkerec | |
| Strungari | Sztrugár |
| Year | Pop. | ±% |
|---|---|---|
| 1850 | 3,634 | — |
| 1900 | 4,080 | +12.3% |
| 1941 | 4,269 | +4.6% |
| 1977 | 4,123 | −3.4% |
| 1992 | 3,552 | −13.8% |
| 2002 | 3,390 | −4.6% |
| 2011 | 3,082 | −9.1% |
| 2021 | 3,375 | +9.5% |
| Source: INS, Census data | ||
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