Migration in Bocaina/PI (2017–2022)

Bocaina/PI had a reference population (aged 5 or over in 2022) of 3,885 people. In the 2017–2022 five-year period, the municipality received 250 in-migrants and lost 235 out-migrants to other municipalities in Brazil, resulting in a net migration of +15 people (3.80 per 1,000 population) and a migration effectiveness index (IEM) of 0.030. This classifies the municipality, for the period, as one of migratory attraction. In addition, 5 arrived with an unreported origin and 0 came from abroad.

Indicators

Migration indicators for Bocaina/PI, 2017–2022
Indicator	Estimate	95% CI	Precision
In-migrants	250	174 to 326	use with caution
Out-migrants	235	127 to 343	use with caution
Net migration	+15	−117 to 147	not classified
Net migration rate, TLM (per 1,000 pop.)	3.80	-	-
Migration effectiveness index (IEM)	0.030	-	-

Sample of in-migrants: 50-99 observations. Sample of out-migrants: 50-99 observations. 95% confidence interval computed as estimate ± 1.96 × standard error.

Top origins and destinations

Top 10 origins of in-migrants to Bocaina/PI
Origin	People	Precision
Picos/PI · view pair in the atlas	30	low precision
Santana do Piauí/PI · view pair in the atlas	20	low precision
Osasco/SP · view pair in the atlas	15	low precision
Pio IX/PI · view pair in the atlas	15	low precision
São Paulo/SP · view pair in the atlas	15	low precision
Mauá/SP · view pair in the atlas	15	low precision
São João da Canabrava/PI · view pair in the atlas	15	low precision
Sussuapara/PI · view pair in the atlas	15	low precision

Top 10 destinations of out-migrants from Bocaina/PI
Destination	People	Precision
Sussuapara/PI · view pair in the atlas	35	low precision
São Luis do Piauí/PI · view pair in the atlas	25	low precision

Profile of migrants and residents

In-migrants (arrivals)

Migrant type
Category	Estimate	Share	Sample
First move from municipality of birth	100	40.0%	20-49
Multi-step migration	90	36.0%	20-49
Return to municipality of birth	60	24.0%	20-49

Educational attainment (people aged 25 and over)
Category	Estimate	Share	Sample
No schooling or incomplete elementary	75	46.9%	20-49
Completed high school, incomplete higher education	65	40.6%	20-49
Other / suppressed	20	12.5%	5-19

Household income per capita (in 2022 minimum wages)
Category	Estimate	Share	Sample
¼ to ½ minimum wage	70	28.6%	20-49
Up to ¼ of a minimum wage	70	28.6%	20-49
½ to 1 minimum wage	60	24.5%	20-49
1 to 2 minimum wages	25	10.2%	5-19
More than 2 minimum wages	20	8.2%	5-19

Age and sex
Category	Estimate	Share	Sample
Ages 25–39, female	35	14.3%	5-19
Ages 40–59, male	35	14.3%	5-19
Ages 25–39, male	30	12.2%	5-19
Ages 15–24, female	30	12.2%	5-19
Ages 40–59, female	25	10.2%	5-19
Ages 60 and over, male	20	8.2%	5-19
Ages 5–14, male	20	8.2%	5-19
Ages 5–14, female	20	8.2%	5-19
Ages 15–24, male	15	6.1%	5-19
Ages 60 and over, female	15	6.1%	5-19

Out-migrants (departures)

Migrant type
Category	Estimate	Share	Sample
First move from municipality of birth	120	51.1%	20-49
Multi-step migration	100	42.6%	20-49
Return to municipality of birth	15	6.4%	5-19

Educational attainment (people aged 25 and over)
Category	Estimate	Share	Sample
No schooling or incomplete elementary	95	57.6%	20-49
Completed high school, incomplete higher education	55	33.3%	5-19
Other / suppressed	15	9.1%	<5

Household income per capita (in 2022 minimum wages)
Category	Estimate	Share	Sample
½ to 1 minimum wage	130	55.3%	20-49
¼ to ½ minimum wage	60	25.5%	5-19
Up to ¼ of a minimum wage	25	10.6%	5-19
Other / suppressed	20	8.5%	<5

Age and sex
Category	Estimate	Share	Sample
Other / suppressed	80	34.8%	5-19
Ages 40–59, male	35	15.2%	5-19
Ages 40–59, female	35	15.2%	5-19
Ages 15–24, female	35	15.2%	5-19
Ages 25–39, female	25	10.9%	5-19
Ages 25–39, male	20	8.7%	5-19

Non-migrant residents

Educational attainment (people aged 25 and over)
Category	Estimate	Share	Sample
No schooling or incomplete elementary	1,510	55.5%	>=500
Completed high school, incomplete higher education	615	22.6%	100-499
Completed elementary, incomplete high school	310	11.4%	100-499
Completed higher education	285	10.5%	50-99

Household income per capita (in 2022 minimum wages)
Category	Estimate	Share	Sample
½ to 1 minimum wage	1,265	33.0%	100-499
¼ to ½ minimum wage	995	26.0%	100-499
Up to ¼ of a minimum wage	960	25.1%	100-499
1 to 2 minimum wages	475	12.4%	100-499
More than 2 minimum wages	135	3.5%	20-49

Age and sex
Category	Estimate	Share	Sample
Ages 40–59, male	575	15.8%	100-499
Ages 40–59, female	575	15.8%	100-499
Ages 60 and over, female	490	13.5%	100-499
Ages 60 and over, male	410	11.3%	100-499
Ages 25–39, female	350	9.6%	100-499
Ages 25–39, male	320	8.8%	100-499
Ages 15–24, male	260	7.2%	50-99
Ages 5–14, female	235	6.5%	50-99
Ages 15–24, female	225	6.2%	50-99
Ages 5–14, male	195	5.4%	50-99

Commuting (work and study)

Commuting indicators for Bocaina/PI
Employed persons (aged 10 and over)	930
Commute out to work in another municipality	195
Commute in from another municipality to work here	75
Net commuting	−120
Out-commuting rate (%)	20.83
Commuting attraction index	0.856
Median commuting time	30 min

Open Bocaina/PI in the interactive atlas →

Methodological note

Estimates from the sample microdata of the 2022 Demographic Census (IBGE, controlled access), fixed-date migration question (residence on July 31, 2017 compared with residence on July 31, 2022). Every estimate is rounded to multiples of 5 and has passed statistical disclosure control (no cell with fewer than 5 people or 3 sampled households). See the full methodology and the glossary.

How to cite this page

Daniel Pessini Sobreira. Atlas da migração interna no Brasil [Atlas of internal migration in Brazil]: Bocaina/PI. Data from the 2022 Demographic Census (IBGE). Data version: 2026-10-01. Available at: https://atlas-da-migracao.github.io/en/municipio/bocaina-pi-2201804/. Dataset DOI: https://doi.org/10.5281/zenodo.22469791.