Migration in Tanque d'Arca/AL (2017–2022)

Tanque d'Arca/AL had a reference population (aged 5 or over in 2022) of 5,430 people. In the 2017–2022 five-year period, the municipality received 275 in-migrants and lost 130 out-migrants to other municipalities in Brazil, resulting in a net migration of +150 people (27.54 per 1,000 population) and a migration effectiveness index (IEM) of 0.369. This classifies the municipality, for the period, as one of migratory attraction. In addition, 10 arrived with an unreported origin and 0 came from abroad.

Indicators

Migration indicators for Tanque d'Arca/AL, 2017–2022
Indicator	Estimate	95% CI	Precision
In-migrants	275	192 to 358	use with caution
Out-migrants	130	34 to 226	low precision
Net migration	+150	23 to 277	not classified
Net migration rate, TLM (per 1,000 pop.)	27.54	-	-
Migration effectiveness index (IEM)	0.369	-	-

Sample of in-migrants: 50-99 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 Tanque d'Arca/AL
Origin	People	Precision
Maceió/AL · view pair in the atlas	60	low precision
São Paulo/SP · view pair in the atlas	55	low precision
Maribondo/AL · view pair in the atlas	35	low precision
Belém/AL · view pair in the atlas	15	low precision

Top 10 destinations of out-migrants from Tanque d'Arca/AL
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
First move from municipality of birth	115	41.8%	20-49
Return to municipality of birth	90	32.7%	20-49
Multi-step migration	70	25.5%	20-49

Educational attainment (people aged 25 and over)
Category	Estimate	Share	Sample
No schooling or incomplete elementary	85	53.1%	20-49
Completed high school, incomplete higher education	35	21.9%	5-19
Completed elementary, incomplete high school	25	15.6%	5-19
Completed higher education	15	9.4%	5-19

Household income per capita (in 2022 minimum wages)
Category	Estimate	Share	Sample
¼ to ½ minimum wage	110	39.3%	20-49
Up to ¼ of a minimum wage	65	23.2%	20-49
½ to 1 minimum wage	65	23.2%	20-49
1 to 2 minimum wages	30	10.7%	5-19
Other / suppressed	10	3.6%	<5

Age and sex
Category	Estimate	Share	Sample
Ages 25–39, female	55	20.8%	5-19
Ages 5–14, male	40	15.1%	5-19
Ages 5–14, female	30	11.3%	5-19
Ages 15–24, female	25	9.4%	5-19
Ages 25–39, male	25	9.4%	5-19
Ages 40–59, female	25	9.4%	5-19
Ages 40–59, male	20	7.5%	5-19
Ages 60 and over, female	20	7.5%	5-19
Ages 15–24, male	15	5.7%	5-19
Other / suppressed	10	3.8%	<5

Out-migrants (departures)

Migrant type
Category	Estimate	Share	Sample
First move from municipality of birth	55	44.0%	5-19
Multi-step migration	40	32.0%	5-19
Other / suppressed	30	24.0%	<5

Educational attainment (people aged 25 and over)
Category	Estimate	Share	Sample
No schooling or incomplete elementary	35	58.3%	5-19
Other / suppressed	25	41.7%	<5

Household income per capita (in 2022 minimum wages)
Category	Estimate	Share	Sample
1 to 2 minimum wages	55	42.3%	5-19
¼ to ½ minimum wage	40	30.8%	5-19
½ to 1 minimum wage	25	19.2%	5-19
Other / suppressed	10	7.7%	<5

Age and sex
Category	Estimate	Share	Sample
Other / suppressed	130	100.0%	5-19

Non-migrant residents

Educational attainment (people aged 25 and over)
Category	Estimate	Share	Sample
No schooling or incomplete elementary	2,275	64.5%	>=500
Completed high school, incomplete higher education	660	18.7%	100-499
Completed elementary, incomplete high school	365	10.4%	100-499
Completed higher education	225	6.4%	50-99

Household income per capita (in 2022 minimum wages)
Category	Estimate	Share	Sample
Up to ¼ of a minimum wage	1,780	32.3%	>=500
¼ to ½ minimum wage	1,660	30.2%	>=500
½ to 1 minimum wage	1,590	28.9%	>=500
1 to 2 minimum wages	375	6.8%	100-499
More than 2 minimum wages	100	1.8%	20-49

Age and sex
Category	Estimate	Share	Sample
Ages 40–59, female	740	14.4%	100-499
Ages 40–59, male	695	13.5%	100-499
Ages 25–39, female	600	11.7%	100-499
Ages 25–39, male	555	10.8%	100-499
Ages 60 and over, female	510	9.9%	100-499
Ages 60 and over, male	425	8.3%	100-499
Ages 15–24, male	415	8.1%	100-499
Ages 5–14, female	405	7.9%	100-499
Ages 15–24, female	400	7.8%	100-499
Ages 5–14, male	400	7.8%	100-499

Commuting (work and study)

Commuting indicators for Tanque d'Arca/AL
Employed persons (aged 10 and over)	1,385
Commute out to work in another municipality	205
Commute in from another municipality to work here	30
Net commuting	−175
Out-commuting rate (%)	14.98
Commuting attraction index	0.851
Median commuting time	60 min

This municipality is part of Região Metropolitana do Agreste → see the metropolitan region page

Open Tanque d'Arca/AL 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]: Tanque d'Arca/AL. Data from the 2022 Demographic Census (IBGE). Data version: 2026-10-01. Available at: https://atlas-da-migracao.github.io/en/municipio/tanque-d-arca-al-2709004/. Dataset DOI: https://doi.org/10.5281/zenodo.22469791.