Migration in Olho D'Água do Piauí/PI (2017–2022)

Olho D'Água do Piauí/PI had a reference population (aged 5 or over in 2022) of 2,445 people. In the 2017–2022 five-year period, the municipality received 240 in-migrants and lost 210 out-migrants to other municipalities in Brazil, resulting in a net migration of +30 people (12.36 per 1,000 population) and a migration effectiveness index (IEM) of 0.067. This classifies the municipality, for the period, as one of migratory attraction. In addition, 5 arrived with an unreported origin and 0 came from abroad.

Indicators

Migration indicators for Olho D'Água do Piauí/PI, 2017–2022
Indicator	Estimate	95% CI	Precision
In-migrants	240	173 to 307	good
Out-migrants	210	83 to 337	low precision
Net migration	+30	−113 to 173	not classified
Net migration rate, TLM (per 1,000 pop.)	12.36	-	-
Migration effectiveness index (IEM)	0.067	-	-

Sample of in-migrants: 100-499 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 Olho D'Água do Piauí/PI
Origin	People	Precision
Barro Duro/PI · view pair in the atlas	50	low precision
Água Branca/PI · view pair in the atlas	45	use with caution
Teresina/PI · view pair in the atlas	25	low precision
Passagem Franca do Piauí/PI · view pair in the atlas	20	low precision
São Paulo/SP · view pair in the atlas	10	low precision

Top 10 destinations of out-migrants from Olho D'Água do Piauí/PI
Destination	People	Precision
Água Branca/PI · view pair in the atlas	55	low precision

Profile of migrants and residents

In-migrants (arrivals)

Migrant type
Category	Estimate	Share	Sample
First move from municipality of birth	115	46.9%	50-99
Multi-step migration	95	38.8%	50-99
Return to municipality of birth	35	14.3%	5-19

Educational attainment (people aged 25 and over)
Category	Estimate	Share	Sample
No schooling or incomplete elementary	60	44.4%	20-49
Completed high school, incomplete higher education	45	33.3%	20-49
Completed elementary, incomplete high school	25	18.5%	5-19
Other / suppressed	5	3.7%	<5

Household income per capita (in 2022 minimum wages)
Category	Estimate	Share	Sample
¼ to ½ minimum wage	80	33.3%	20-49
Up to ¼ of a minimum wage	70	29.2%	20-49
½ to 1 minimum wage	70	29.2%	20-49
1 to 2 minimum wages	15	6.2%	5-19
Other / suppressed	5	2.1%	<5

Age and sex
Category	Estimate	Share	Sample
Ages 15–24, female	40	16.3%	5-19
Ages 25–39, female	30	12.2%	5-19
Ages 40–59, female	30	12.2%	5-19
Ages 5–14, female	30	12.2%	5-19
Ages 40–59, male	25	10.2%	5-19
Ages 15–24, male	25	10.2%	5-19
Ages 25–39, male	25	10.2%	5-19
Ages 60 and over, male	15	6.1%	5-19
Ages 5–14, male	15	6.1%	5-19
Other / suppressed	10	4.1%	<5

Out-migrants (departures)

Migrant type
Category	Estimate	Share	Sample
Multi-step migration	110	52.4%	5-19
First move from municipality of birth	80	38.1%	5-19
Other / suppressed	20	9.5%	<5

Educational attainment (people aged 25 and over)
Category	Estimate	Share	Sample
Other / suppressed	40	53.3%	5-19
No schooling or incomplete elementary	35	46.7%	5-19

Household income per capita (in 2022 minimum wages)
Category	Estimate	Share	Sample
Up to ¼ of a minimum wage	85	40.5%	5-19
½ to 1 minimum wage	55	26.2%	5-19
Other / suppressed	50	23.8%	5-19
¼ to ½ minimum wage	20	9.5%	5-19

Age and sex
Category	Estimate	Share	Sample
Other / suppressed	100	47.6%	5-19
Ages 15–24, female	50	23.8%	5-19
Ages 15–24, male	40	19.0%	5-19
Ages 40–59, male	20	9.5%	5-19

Non-migrant residents

Educational attainment (people aged 25 and over)
Category	Estimate	Share	Sample
No schooling or incomplete elementary	830	56.3%	100-499
Completed high school, incomplete higher education	325	22.0%	100-499
Completed elementary, incomplete high school	190	12.9%	50-99
Completed higher education	130	8.8%	50-99

Household income per capita (in 2022 minimum wages)
Category	Estimate	Share	Sample
½ to 1 minimum wage	770	32.1%	100-499
Up to ¼ of a minimum wage	760	31.7%	100-499
¼ to ½ minimum wage	645	26.9%	100-499
1 to 2 minimum wages	175	7.3%	50-99
More than 2 minimum wages	50	2.1%	20-49

Age and sex
Category	Estimate	Share	Sample
Ages 40–59, male	310	14.1%	100-499
Ages 40–59, female	300	13.7%	100-499
Ages 25–39, female	230	10.5%	100-499
Ages 60 and over, female	220	10.0%	50-99
Ages 25–39, male	215	9.8%	100-499
Ages 15–24, male	200	9.1%	100-499
Ages 60 and over, male	195	8.9%	50-99
Ages 5–14, male	195	8.9%	50-99
Ages 15–24, female	185	8.4%	50-99
Ages 5–14, female	145	6.6%	50-99

Commuting (work and study)

Commuting indicators for Olho D'Água do Piauí/PI
Employed persons (aged 10 and over)	715
Commute out to work in another municipality	145
Commute in from another municipality to work here	80
Net commuting	−70
Out-commuting rate (%)	20.43
Commuting attraction index	0.889
Median commuting time	60 min

Open Olho D'Água 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]: Olho D'Água 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/olho-d-agua-do-piaui-pi-2207108/. Dataset DOI: https://doi.org/10.5281/zenodo.22469791.