Italy
Lazio
Roma
Riano is a comune in the provincia of Roma, Lazio with a population of 10,400 as of 2025. Between 1830 and 1912, at least 29 passengers departing from Riano arrived in the United States.
Contact
To request vital records from the anagrafe (records office), write to the PEC address or email below. Include the full name, approximate date, and record type in Italian.
Website
www.comune.riano.rm.itAddress
Largo Giovanni Falcone e Paolo Borsellino, 1
00060 Riano
Map
Località
Each Italian comune is divided into località (localities), which include centri abitati (populated centers) and nuclei abitati (smaller settlements).
Centri abitati
AltitudePopulation- Riano125m7,427
- Costaroni130m1,400
Nuclei abitati
AltitudePopulation- Colle delle Rose150m292
- Antico Lazio-Codette130m207
- Stazzo 2185m45
- Quarticciolo151m39
- Valle Braccia167m38
- Quadro150m36
- Stazzo185m36
- Pian dell'Olmo130m20
- Stazzo 3185m0
Population and Migration
This chart shows annual resident population, US arrivals (1830 to 1912), and international migration (2001 to present). Not all data is available for every period, so gaps are normal.
The population has grown 451% since 1951. US arrivals peaked in 1893 with 6 recorded passengers. Since 2001, net international immigration has added the equivalent of 15% of the current population.
Total US arrivals
29
1830–1912
Peak year
1893
6 arrivals
Top Emigrant Cognomi
Most common cognomi (family names) among emigrants from Riano recorded in US arrivals, 1830 to 1912.
- 1.Vespasiano2
- 2.Mossetti2
- 3.Zammarchi2
- 4.Liberatore2
- 5.Ferri1
- 6.Gemelli1
- 7.Deluca1
- 8.Ferrara1
- 9.Laurenti1
- 10.Idane1