Migration in Alagoinha do Piauí/PI (2017–2022)

Alagoinha do Piauí/PI had a reference population (aged 5 or over in 2022) of 6,440 people. In the 2017–2022 five-year period, the municipality received 185 in-migrants and lost 470 out-migrants to other municipalities in Brazil, resulting in a net migration of −285 people (−44.58 per 1,000 population) and a migration effectiveness index (IEM) of −0.438. This classifies the municipality, for the period, as one of migratory depletion. In addition, 0 arrived with an unreported origin and 5 came from abroad.

Indicators

Migration indicators for Alagoinha do Piauí/PI, 2017–2022
Indicator	Estimate	95% CI	Precision
In-migrants	185	116 to 254	use with caution
Out-migrants	470	289 to 651	use with caution
Net migration	−285	−478 to −92	not classified
Net migration rate, TLM (per 1,000 pop.)	−44.58	-	-
Migration effectiveness index (IEM)	−0.438	-	-

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 Alagoinha do Piauí/PI
Origin	People	Precision
Pio IX/PI · view pair in the atlas	55	use with caution
São Julião/PI · view pair in the atlas	25	low precision
Brasília/DF · view pair in the atlas	20	low precision
Monsenhor Hipólito/PI · view pair in the atlas	15	low precision

Top 10 destinations of out-migrants from Alagoinha do Piauí/PI
Destination	People	Precision
Monsenhor Hipólito/PI · view pair in the atlas	40	low precision
São Julião/PI · view pair in the atlas	15	low precision

Profile of migrants and residents

In-migrants (arrivals)

Migrant type
Category	Estimate	Share	Sample
First move from municipality of birth	110	59.5%	20-49
Return to municipality of birth	50	27.0%	5-19
Multi-step migration	25	13.5%	5-19

Educational attainment (people aged 25 and over)
Category	Estimate	Share	Sample
No schooling or incomplete elementary	45	45.0%	5-19
Completed high school, incomplete higher education	30	30.0%	5-19
Completed elementary, incomplete high school	15	15.0%	5-19
Other / suppressed	10	10.0%	<5

Household income per capita (in 2022 minimum wages)
Category	Estimate	Share	Sample
¼ to ½ minimum wage	80	42.1%	20-49
½ to 1 minimum wage	45	23.7%	5-19
Up to ¼ of a minimum wage	45	23.7%	5-19
1 to 2 minimum wages	15	7.9%	5-19
Other / suppressed	5	2.6%	<5

Age and sex
Category	Estimate	Share	Sample
Other / suppressed	35	18.4%	5-19
Ages 15–24, female	35	18.4%	5-19
Ages 25–39, female	35	18.4%	5-19
Ages 25–39, male	25	13.2%	5-19
Ages 15–24, male	25	13.2%	5-19
Ages 5–14, male	20	10.5%	5-19
Ages 40–59, female	15	7.9%	5-19

Out-migrants (departures)

Migrant type
Category	Estimate	Share	Sample
First move from municipality of birth	245	52.1%	20-49
Multi-step migration	170	36.2%	20-49
Return to municipality of birth	55	11.7%	5-19

Educational attainment (people aged 25 and over)
Category	Estimate	Share	Sample
No schooling or incomplete elementary	160	49.2%	20-49
Completed high school, incomplete higher education	120	36.9%	5-19
Completed elementary, incomplete high school	45	13.8%	5-19
Other / suppressed	0	0.0%	<5

Household income per capita (in 2022 minimum wages)
Category	Estimate	Share	Sample
½ to 1 minimum wage	140	29.8%	5-19
¼ to ½ minimum wage	120	25.5%	5-19
1 to 2 minimum wages	80	17.0%	5-19
Other / suppressed	70	14.9%	5-19
Up to ¼ of a minimum wage	60	12.8%	5-19

Age and sex
Category	Estimate	Share	Sample
Ages 25–39, male	135	28.4%	5-19
Ages 25–39, female	85	17.9%	5-19
Ages 15–24, male	70	14.7%	5-19
Other / suppressed	60	12.6%	5-19
Ages 15–24, female	40	8.4%	5-19
Ages 60 and over, male	30	6.3%	5-19
Ages 40–59, female	30	6.3%	5-19
Ages 40–59, male	25	5.3%	5-19

Non-migrant residents

Educational attainment (people aged 25 and over)
Category	Estimate	Share	Sample
No schooling or incomplete elementary	3,305	72.5%	>=500
Completed high school, incomplete higher education	490	10.7%	100-499
Completed elementary, incomplete high school	400	8.8%	100-499
Completed higher education	365	8.0%	100-499

Household income per capita (in 2022 minimum wages)
Category	Estimate	Share	Sample
Up to ¼ of a minimum wage	2,445	36.9%	>=500
½ to 1 minimum wage	1,880	28.4%	>=500
¼ to ½ minimum wage	1,820	27.5%	>=500
1 to 2 minimum wages	345	5.2%	100-499
More than 2 minimum wages	140	2.1%	20-49

Age and sex
Category	Estimate	Share	Sample
Ages 40–59, female	940	15.1%	100-499
Ages 40–59, male	935	15.0%	100-499
Ages 25–39, female	730	11.7%	100-499
Ages 25–39, male	720	11.5%	100-499
Ages 60 and over, male	625	10.0%	100-499
Ages 60 and over, female	610	9.8%	100-499
Ages 15–24, male	470	7.5%	100-499
Ages 15–24, female	425	6.8%	100-499
Ages 5–14, male	400	6.4%	100-499
Ages 5–14, female	390	6.2%	100-499

Commuting (work and study)

Commuting indicators for Alagoinha do Piauí/PI
Employed persons (aged 10 and over)	1,560
Commute out to work in another municipality	90
Commute in from another municipality to work here	80
Net commuting	−10
Out-commuting rate (%)	5.68
Commuting attraction index	0.992
Median commuting time	60 min

Open Alagoinha do Piauí/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]: Alagoinha do Piauí/PI. Data from the 2022 Demographic Census (IBGE). Data version: 2026-10-01. Available at: https://atlas-da-migracao.github.io/en/municipio/alagoinha-do-piaui-pi-2200251/. Dataset DOI: https://doi.org/10.5281/zenodo.22469791.