Migration in Lagoa do Barro do Piauí/PI (2017–2022)

Lagoa do Barro do Piauí/PI had a reference population (aged 5 or over in 2022) of 4,650 people. In the 2017–2022 five-year period, the municipality received 265 in-migrants and lost 180 out-migrants to other municipalities in Brazil, resulting in a net migration of +85 people (18.15 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 Lagoa do Barro do Piauí/PI, 2017–2022
Indicator	Estimate	95% CI	Precision
In-migrants	265	180 to 350	use with caution
Out-migrants	180	57 to 303	low precision
Net migration	+85	−65 to 235	not classified
Net migration rate, TLM (per 1,000 pop.)	18.15	-	-
Migration effectiveness index (IEM)	0.190	-	-

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 Lagoa do Barro do Piauí/PI
Origin	People	Precision
São Bernardo do Campo/SP · view pair in the atlas	45	low precision
São João do Piauí/PI · view pair in the atlas	25	low precision
Queimada Nova/PI · view pair in the atlas	20	low precision
Osasco/SP · view pair in the atlas	15	low precision
São Paulo/SP · view pair in the atlas	15	low precision

Top 10 destinations of out-migrants from Lagoa do Barro do Piauí/PI
Destination	People	Precision
Campo Alegre do Fidalgo/PI · view pair in the atlas	15	low precision

Profile of migrants and residents

In-migrants (arrivals)

Migrant type
Category	Estimate	Share	Sample
Multi-step migration	105	39.6%	20-49
First move from municipality of birth	100	37.7%	20-49
Return to municipality of birth	60	22.6%	20-49

Educational attainment (people aged 25 and over)
Category	Estimate	Share	Sample
Completed high school, incomplete higher education	70	38.9%	20-49
No schooling or incomplete elementary	70	38.9%	20-49
Completed elementary, incomplete high school	35	19.4%	5-19
Other / suppressed	5	2.8%	<5

Household income per capita (in 2022 minimum wages)
Category	Estimate	Share	Sample
½ to 1 minimum wage	120	46.2%	20-49
¼ to ½ minimum wage	70	26.9%	20-49
Up to ¼ of a minimum wage	35	13.5%	5-19
1 to 2 minimum wages	25	9.6%	5-19
Other / suppressed	10	3.8%	<5

Age and sex
Category	Estimate	Share	Sample
Ages 25–39, male	60	22.2%	5-19
Ages 25–39, female	50	18.5%	5-19
Ages 40–59, male	35	13.0%	5-19
Ages 5–14, male	30	11.1%	5-19
Ages 15–24, female	25	9.3%	5-19
Ages 40–59, female	20	7.4%	5-19
Ages 15–24, male	20	7.4%	5-19
Ages 60 and over, male	15	5.6%	5-19
Other / suppressed	15	5.6%	5-19

Out-migrants (departures)

Migrant type
Category	Estimate	Share	Sample
First move from municipality of birth	65	36.1%	5-19
Return to municipality of birth	65	36.1%	5-19
Multi-step migration	50	27.8%	5-19

Educational attainment (people aged 25 and over)
Category	Estimate	Share	Sample
Other / suppressed	35	43.8%	<5
Completed high school, incomplete higher education	25	31.2%	5-19
Completed elementary, incomplete high school	20	25.0%	5-19

Household income per capita (in 2022 minimum wages)
Category	Estimate	Share	Sample
1 to 2 minimum wages	85	48.6%	5-19
Up to ¼ of a minimum wage	50	28.6%	5-19
½ to 1 minimum wage	25	14.3%	5-19
Other / suppressed	15	8.6%	<5

Age and sex
Category	Estimate	Share	Sample
Other / suppressed	115	62.2%	5-19
Ages 15–24, female	35	18.9%	5-19
Ages 25–39, male	35	18.9%	5-19

Non-migrant residents

Educational attainment (people aged 25 and over)
Category	Estimate	Share	Sample
No schooling or incomplete elementary	1,950	65.9%	>=500
Completed high school, incomplete higher education	505	17.1%	100-499
Completed elementary, incomplete high school	335	11.3%	100-499
Completed higher education	170	5.7%	50-99

Household income per capita (in 2022 minimum wages)
Category	Estimate	Share	Sample
½ to 1 minimum wage	1,505	31.9%	100-499
Up to ¼ of a minimum wage	1,345	28.5%	100-499
¼ to ½ minimum wage	1,310	27.7%	100-499
1 to 2 minimum wages	465	9.8%	100-499
More than 2 minimum wages	100	2.1%	20-49

Age and sex
Category	Estimate	Share	Sample
Ages 40–59, male	590	13.5%	100-499
Ages 25–39, male	575	13.1%	100-499
Ages 40–59, female	565	12.9%	100-499
Ages 25–39, female	520	11.9%	100-499
Ages 15–24, male	390	8.9%	100-499
Ages 15–24, female	360	8.2%	100-499
Ages 60 and over, male	355	8.1%	100-499
Ages 60 and over, female	345	7.9%	100-499
Ages 5–14, male	340	7.8%	100-499
Ages 5–14, female	335	7.7%	100-499

Commuting (work and study)

Commuting indicators for Lagoa do Barro do Piauí/PI
Employed persons (aged 10 and over)	1,275
Commute out to work in another municipality	120
Commute in from another municipality to work here	240
Net commuting	+120
Out-commuting rate (%)	9.26
Commuting attraction index	1.090
Median commuting time	90 min

Open Lagoa do Barro 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]: Lagoa do Barro 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/lagoa-do-barro-do-piaui-pi-2205565/. Dataset DOI: https://doi.org/10.5281/zenodo.22469791.