Migration in Capitão Gervásio Oliveira/PI (2017–2022)

Capitão Gervásio Oliveira/PI had a reference population (aged 5 or over in 2022) of 3,725 people. In the 2017–2022 five-year period, the municipality received 150 in-migrants and lost 115 out-migrants to other municipalities in Brazil, resulting in a net migration of +35 people (9.23 per 1,000 population) and a migration effectiveness index (IEM) of 0.132. This classifies the municipality, for the period, as one of migratory attraction.

Indicators

Migration indicators for Capitão Gervásio Oliveira/PI, 2017–2022
Indicator	Estimate	95% CI	Precision
In-migrants	150	95 to 205	use with caution
Out-migrants	115	27 to 203	low precision
Net migration	+35	−68 to 138	not classified
Net migration rate, TLM (per 1,000 pop.)	9.23	-	-
Migration effectiveness index (IEM)	0.132	-	-

Sample of in-migrants: 20-49 observations. Sample of out-migrants: 5-19 observations. 95% confidence interval computed as estimate ± 1.96 × standard error.

Top origins and destinations

Top 10 origins of in-migrants to Capitão Gervásio Oliveira/PI
Origin	People	Precision
São Paulo/SP · view pair in the atlas	30	low precision
Dom Inocêncio/PI · view pair in the atlas	20	low precision
Campo Alegre do Fidalgo/PI · view pair in the atlas	15	low precision

Top 10 destinations of out-migrants from Capitão Gervásio Oliveira/PI
Destination	People	Precision
Dom Inocêncio/PI · view pair in the atlas	20	low precision

Profile of migrants and residents

In-migrants (arrivals)

Migrant type
Category	Estimate	Share	Sample
Return to municipality of birth	70	46.7%	20-49
First move from municipality of birth	60	40.0%	5-19
Multi-step migration	20	13.3%	5-19

Educational attainment (people aged 25 and over)
Category	Estimate	Share	Sample
No schooling or incomplete elementary	50	52.6%	5-19
Completed high school, incomplete higher education	25	26.3%	5-19
Completed elementary, incomplete high school	15	15.8%	5-19
Other / suppressed	5	5.3%	<5

Household income per capita (in 2022 minimum wages)
Category	Estimate	Share	Sample
½ to 1 minimum wage	80	55.2%	20-49
Up to ¼ of a minimum wage	35	24.1%	5-19
¼ to ½ minimum wage	20	13.8%	5-19
Other / suppressed	10	6.9%	<5

Age and sex
Category	Estimate	Share	Sample
Other / suppressed	60	41.4%	5-19
Ages 25–39, male	30	20.7%	5-19
Ages 25–39, female	25	17.2%	5-19
Ages 60 and over, male	15	10.3%	5-19
Ages 15–24, female	15	10.3%	5-19

Out-migrants (departures)

Migrant type
Category	Estimate	Share	Sample
First move from municipality of birth	50	43.5%	5-19
Return to municipality of birth	40	34.8%	5-19
Multi-step migration	25	21.7%	5-19

Educational attainment (people aged 25 and over)
Category	Estimate	Share	Sample
Other / suppressed	30	100.0%	5-19

Household income per capita (in 2022 minimum wages)
Category	Estimate	Share	Sample
Up to ¼ of a minimum wage	45	40.9%	5-19
1 to 2 minimum wages	40	36.4%	5-19
Other / suppressed	15	13.6%	<5
¼ to ½ minimum wage	10	9.1%	5-19

Age and sex
Category	Estimate	Share	Sample
Ages 15–24, male	60	54.5%	5-19
Other / suppressed	30	27.3%	5-19
Ages 25–39, female	20	18.2%	5-19

Non-migrant residents

Educational attainment (people aged 25 and over)
Category	Estimate	Share	Sample
No schooling or incomplete elementary	1,580	64.8%	>=500
Completed high school, incomplete higher education	425	17.4%	100-499
Completed elementary, incomplete high school	320	13.1%	100-499
Completed higher education	115	4.7%	20-49

Household income per capita (in 2022 minimum wages)
Category	Estimate	Share	Sample
½ to 1 minimum wage	1,230	32.1%	100-499
¼ to ½ minimum wage	1,145	29.9%	100-499
Up to ¼ of a minimum wage	1,110	29.0%	100-499
1 to 2 minimum wages	265	6.9%	50-99
More than 2 minimum wages	80	2.1%	20-49

Age and sex
Category	Estimate	Share	Sample
Ages 40–59, male	600	16.7%	100-499
Ages 40–59, female	460	12.8%	100-499
Ages 25–39, female	395	11.0%	100-499
Ages 25–39, male	370	10.3%	100-499
Ages 60 and over, female	320	8.9%	100-499
Ages 15–24, male	300	8.4%	100-499
Ages 15–24, female	300	8.4%	50-99
Ages 60 and over, male	300	8.4%	100-499
Ages 5–14, male	290	8.1%	50-99
Ages 5–14, female	250	7.0%	50-99

Commuting (work and study)

Commuting indicators for Capitão Gervásio Oliveira/PI
Employed persons (aged 10 and over)	1,025
Commute out to work in another municipality	50
Commute in from another municipality to work here	95
Net commuting	+45
Out-commuting rate (%)	5.11
Commuting attraction index	1.044
Median commuting time	30 min

Open Capitão Gervásio Oliveira/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]: Capitão Gervásio Oliveira/PI. Data from the 2022 Demographic Census (IBGE). Data version: 2026-10-01. Available at: https://atlas-da-migracao.github.io/en/municipio/capitao-gervasio-oliveira-pi-2202455/. Dataset DOI: https://doi.org/10.5281/zenodo.22469791.