Italy
Lazio
Frosinone
Castrocielo is a comune in the provincia of Frosinone, Lazio with a population of 3,733 as of 2025. Between 1830 and 1912, at least 161 passengers departing from Castrocielo 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.
Map
Località
Each Italian comune is divided into località (localities), which include centri abitati (populated centers) and nuclei abitati (smaller settlements).
Centro abitato
AltitudePopulation- Castrocielo250m876
Nuclei abitati
AltitudePopulation- Stazione d'Aquino114m209
- Capodacqua170m88
- Autostrada del Sole110m81
- Via Latina110m46
- Il Circolo110m30
- Via Leuciana115m29
- Guadicciolo115m28
- Giovenale249m27
- Rio150m23
- Delli Colli115m22
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 65% since 1861. US arrivals peaked in 1905 with 36 recorded passengers. Since 2001, net international immigration has added the equivalent of 6% of the current population.
Total US arrivals
161
1830–1912
Peak year
1905
36 arrivals
Cittadinanza per discendenza
Could a line from Castrocielo qualify for Italian citizenship?
Between 1830 and 1912, at least 161 passengers from Castrocielo arrived in the United States. Arrivals peaked in 1905. If one of them is your ancestor, Italy may recognize you as a citizen under jure sanguinis (citizenship by descent).
The birthplace alone does not decide it. Each generation between that ancestor and you does: who naturalized, and when. Since the 2025 law, the number of generations matters too.
The checker goes back through your line one generation at a time. It is not legal advice, and it does not search for records.
Check your lineItalian-born ancestor
Your ancestor from Castrocielo
Born in Castrocielo (FR), Italy
Each generation between
Name and dates
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Top Emigrant Cognomi
Most common cognomi (family names) among emigrants from Castrocielo recorded in US arrivals, 1830 to 1912.
- 1.Mastronicola8
- 2.Materiale6
- 3.Ricci5
- 4.Vernile5
- 5.Di falco4
- 6.De vito4
- 7.Masaro3
- 8.Fantaccione3
- 9.Gallinelli3
- 10.Coppa3
Notable People
People born in Castrocielo.