Migration in Cocal dos Alves/PI (2017–2022)

Cocal dos Alves/PI had a reference population (aged 5 or over in 2022) of 5,905 people. In the 2017–2022 five-year period, the municipality received 320 in-migrants and lost 215 out-migrants to other municipalities in Brazil, resulting in a net migration of +100 people (17.22 per 1,000 population) and a migration effectiveness index (IEM) of 0.190. This classifies the municipality, for the period, as one of migratory attraction.

Indicators

Migration indicators for Cocal dos Alves/PI, 2017–2022
Indicator	Estimate	95% CI	Precision
In-migrants	320	236 to 404	good
Out-migrants	215	72 to 358	low precision
Net migration	+100	−66 to 266	not classified
Net migration rate, TLM (per 1,000 pop.)	17.22	-	-
Migration effectiveness index (IEM)	0.190	-	-

Sample of in-migrants: 100-499 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 Cocal dos Alves/PI
Origin	People	Precision
Rio de Janeiro/RJ · view pair in the atlas	120	use with caution
Cocal/PI · view pair in the atlas	40	low precision
Piracuruca/PI · view pair in the atlas	35	low precision
Viçosa do Ceará/CE · view pair in the atlas	20	low precision
São Paulo/SP · view pair in the atlas	20	low precision
Parnaíba/PI · view pair in the atlas	15	low precision

Top 10 destinations of out-migrants from Cocal dos Alves/PI
Destination	People	Precision
No outflows published individually (below the disclosure threshold).

Profile of migrants and residents

In-migrants (arrivals)

Migrant type
Category	Estimate	Share	Sample
Return to municipality of birth	145	45.3%	20-49
First move from municipality of birth	105	32.8%	20-49
Multi-step migration	70	21.9%	20-49

Educational attainment (people aged 25 and over)
Category	Estimate	Share	Sample
No schooling or incomplete elementary	105	52.5%	20-49
Completed high school, incomplete higher education	35	17.5%	5-19
Completed elementary, incomplete high school	35	17.5%	5-19
Completed higher education	25	12.5%	5-19

Household income per capita (in 2022 minimum wages)
Category	Estimate	Share	Sample
Up to ¼ of a minimum wage	130	40.6%	20-49
¼ to ½ minimum wage	90	28.1%	20-49
½ to 1 minimum wage	70	21.9%	20-49
1 to 2 minimum wages	25	7.8%	5-19
Other / suppressed	5	1.6%	<5

Age and sex
Category	Estimate	Share	Sample
Ages 25–39, male	80	25.4%	20-49
Ages 25–39, female	55	17.5%	20-49
Ages 15–24, female	35	11.1%	5-19
Ages 5–14, male	35	11.1%	5-19
Ages 15–24, male	25	7.9%	5-19
Ages 5–14, female	25	7.9%	5-19
Ages 40–59, female	20	6.3%	5-19
Ages 40–59, male	20	6.3%	5-19
Ages 60 and over, male	15	4.8%	5-19
Other / suppressed	5	1.6%	<5

Out-migrants (departures)

Migrant type
Category	Estimate	Share	Sample
First move from municipality of birth	130	60.5%	5-19
Other / suppressed	85	39.5%	5-19

Educational attainment (people aged 25 and over)
Category	Estimate	Share	Sample
No schooling or incomplete elementary	95	76.0%	5-19
Other / suppressed	30	24.0%	<5

Household income per capita (in 2022 minimum wages)
Category	Estimate	Share	Sample
Other / suppressed	100	46.5%	5-19
Up to ¼ of a minimum wage	60	27.9%	5-19
½ to 1 minimum wage	55	25.6%	5-19

Age and sex
Category	Estimate	Share	Sample
Other / suppressed	155	72.1%	5-19
Ages 25–39, male	60	27.9%	5-19

Non-migrant residents

Educational attainment (people aged 25 and over)
Category	Estimate	Share	Sample
No schooling or incomplete elementary	2,885	76.7%	>=500
Completed high school, incomplete higher education	375	10.0%	100-499
Completed elementary, incomplete high school	265	7.0%	50-99
Completed higher education	235	6.2%	50-99

Household income per capita (in 2022 minimum wages)
Category	Estimate	Share	Sample
Up to ¼ of a minimum wage	2,550	42.0%	>=500
¼ to ½ minimum wage	1,720	28.4%	>=500
½ to 1 minimum wage	1,300	21.4%	100-499
1 to 2 minimum wages	440	7.3%	100-499
More than 2 minimum wages	55	0.9%	5-19

Age and sex
Category	Estimate	Share	Sample
Ages 40–59, female	765	13.7%	100-499
Ages 40–59, male	760	13.6%	100-499
Ages 25–39, female	740	13.2%	100-499
Ages 25–39, male	675	12.1%	100-499
Ages 15–24, female	505	9.0%	100-499
Ages 15–24, male	490	8.8%	100-499
Ages 5–14, male	430	7.7%	100-499
Ages 60 and over, female	410	7.3%	100-499
Ages 60 and over, male	410	7.3%	100-499
Ages 5–14, female	405	7.2%	100-499

Commuting (work and study)

Commuting indicators for Cocal dos Alves/PI
Employed persons (aged 10 and over)	1,210
Commute out to work in another municipality	130
Commute in from another municipality to work here	35
Net commuting	−95
Out-commuting rate (%)	10.69
Commuting attraction index	0.908
Median commuting time	50 min

Open Cocal dos Alves/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]: Cocal dos Alves/PI. Data from the 2022 Demographic Census (IBGE). Data version: 2026-10-01. Available at: https://atlas-da-migracao.github.io/en/municipio/cocal-dos-alves-pi-2202729/. Dataset DOI: https://doi.org/10.5281/zenodo.22469791.