Migration in Acauã/PI (2017–2022)

Acauã/PI had a reference population (aged 5 or over in 2022) of 6,020 people. In the 2017–2022 five-year period, the municipality received 260 in-migrants and lost 235 out-migrants to other municipalities in Brazil, resulting in a net migration of +25 people (4.16 per 1,000 population) and a migration effectiveness index (IEM) of 0.050. This classifies the municipality, for the period, as one of migratory attraction.

Indicators

Migration indicators for Acauã/PI, 2017–2022
Indicator	Estimate	95% CI	Precision
In-migrants	260	178 to 342	use with caution
Out-migrants	235	119 to 351	use with caution
Net migration	+25	−117 to 167	not classified
Net migration rate, TLM (per 1,000 pop.)	4.16	-	-
Migration effectiveness index (IEM)	0.050	-	-

Sample of in-migrants: 50-99 observations. Sample of out-migrants: 20-49 observations. 95% confidence interval computed as estimate ± 1.96 × standard error.

Top origins and destinations

Top 10 origins of in-migrants to Acauã/PI
Origin	People	Precision
Paulistana/PI · view pair in the atlas	60	use with caution
Petrolina/PE · view pair in the atlas	55	low precision
São Paulo/SP · view pair in the atlas	45	low precision
Dormentes/PE · view pair in the atlas	20	low precision
Carpina/PE · view pair in the atlas	15	low precision

Top 10 destinations of out-migrants from Acauã/PI
Destination	People	Precision
Paulistana/PI · view pair in the atlas	125	low precision
Dormentes/PE · view pair in the atlas	30	low precision

Profile of migrants and residents

In-migrants (arrivals)

Migrant type
Category	Estimate	Share	Sample
Return to municipality of birth	130	50.0%	20-49
First move from municipality of birth	85	32.7%	20-49
Multi-step migration	45	17.3%	5-19

Educational attainment (people aged 25 and over)
Category	Estimate	Share	Sample
Completed high school, incomplete higher education	75	45.5%	20-49
No schooling or incomplete elementary	60	36.4%	20-49
Completed elementary, incomplete high school	25	15.2%	5-19
Other / suppressed	5	3.0%	<5

Household income per capita (in 2022 minimum wages)
Category	Estimate	Share	Sample
¼ to ½ minimum wage	125	47.2%	20-49
½ to 1 minimum wage	55	20.8%	20-49
Up to ¼ of a minimum wage	55	20.8%	5-19
Other / suppressed	30	11.3%	5-19

Age and sex
Category	Estimate	Share	Sample
Ages 25–39, male	60	22.6%	20-49
Ages 25–39, female	50	18.9%	5-19
Ages 40–59, female	35	13.2%	5-19
Ages 5–14, male	30	11.3%	5-19
Ages 15–24, female	30	11.3%	5-19
Ages 5–14, female	25	9.4%	5-19
Other / suppressed	20	7.5%	5-19
Ages 40–59, male	15	5.7%	5-19

Out-migrants (departures)

Migrant type
Category	Estimate	Share	Sample
First move from municipality of birth	80	34.0%	5-19
Return to municipality of birth	80	34.0%	5-19
Multi-step migration	75	31.9%	5-19

Educational attainment (people aged 25 and over)
Category	Estimate	Share	Sample
No schooling or incomplete elementary	70	51.9%	5-19
Other / suppressed	65	48.1%	5-19

Household income per capita (in 2022 minimum wages)
Category	Estimate	Share	Sample
½ to 1 minimum wage	90	39.1%	5-19
1 to 2 minimum wages	50	21.7%	5-19
Up to ¼ of a minimum wage	40	17.4%	5-19
¼ to ½ minimum wage	35	15.2%	5-19
Other / suppressed	15	6.5%	<5

Age and sex
Category	Estimate	Share	Sample
Other / suppressed	105	43.8%	5-19
Ages 15–24, male	50	20.8%	5-19
Ages 25–39, female	45	18.8%	5-19
Ages 40–59, female	40	16.7%	5-19

Non-migrant residents

Educational attainment (people aged 25 and over)
Category	Estimate	Share	Sample
No schooling or incomplete elementary	2,880	72.5%	>=500
Completed high school, incomplete higher education	545	13.7%	100-499
Completed elementary, incomplete high school	405	10.2%	100-499
Completed higher education	145	3.6%	20-49

Household income per capita (in 2022 minimum wages)
Category	Estimate	Share	Sample
Up to ¼ of a minimum wage	2,295	37.3%	>=500
½ to 1 minimum wage	1,765	28.7%	>=500
¼ to ½ minimum wage	1,675	27.2%	>=500
1 to 2 minimum wages	385	6.2%	100-499
More than 2 minimum wages	40	0.6%	5-19

Age and sex
Category	Estimate	Share	Sample
Ages 40–59, male	860	14.9%	100-499
Ages 40–59, female	790	13.7%	100-499
Ages 25–39, male	675	11.7%	100-499
Ages 25–39, female	645	11.2%	100-499
Ages 60 and over, male	515	8.9%	100-499
Ages 15–24, male	490	8.5%	100-499
Ages 60 and over, female	485	8.4%	100-499
Ages 15–24, female	465	8.1%	100-499
Ages 5–14, female	420	7.3%	100-499
Ages 5–14, male	410	7.1%	100-499

Commuting (work and study)

Commuting indicators for Acauã/PI
Employed persons (aged 10 and over)	1,700
Commute out to work in another municipality	170
Commute in from another municipality to work here	65
Net commuting	−105
Out-commuting rate (%)	9.87
Commuting attraction index	0.909
Median commuting time	30 min

Open Acauã/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]: Acauã/PI. Data from the 2022 Demographic Census (IBGE). Data version: 2026-10-01. Available at: https://atlas-da-migracao.github.io/en/municipio/acaua-pi-2200053/. Dataset DOI: https://doi.org/10.5281/zenodo.22469791.