Migration in Sambaíba/MA (2017–2022)

Sambaíba/MA had a reference population (aged 5 or over in 2022) of 5,140 people. In the 2017–2022 five-year period, the municipality received 415 in-migrants and lost 270 out-migrants to other municipalities in Brazil, resulting in a net migration of +145 people (28.43 per 1,000 population) and a migration effectiveness index (IEM) of 0.213. 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 Sambaíba/MA, 2017–2022
Indicator	Estimate	95% CI	Precision
In-migrants	415	290 to 540	use with caution
Out-migrants	270	146 to 394	use with caution
Net migration	+145	−31 to 321	not classified
Net migration rate, TLM (per 1,000 pop.)	28.43	-	-
Migration effectiveness index (IEM)	0.213	-	-

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 Sambaíba/MA
Origin	People	Precision
Balsas/MA · view pair in the atlas	65	low precision
São Raimundo das Mangabeiras/MA · view pair in the atlas	60	low precision
São Luís/MA · view pair in the atlas	30	low precision
Brasília/DF · view pair in the atlas	30	low precision
Fortaleza dos Nogueiras/MA · view pair in the atlas	25	low precision
Ribeiro Gonçalves/PI · view pair in the atlas	20	low precision
Loreto/MA · view pair in the atlas	15	low precision
Goiânia/GO · view pair in the atlas	15	low precision

Top 10 destinations of out-migrants from Sambaíba/MA
Destination	People	Precision
São Raimundo das Mangabeiras/MA · view pair in the atlas	65	low precision

Profile of migrants and residents

In-migrants (arrivals)

Migrant type
Category	Estimate	Share	Sample
First move from municipality of birth	205	49.4%	50-99
Return to municipality of birth	110	26.5%	20-49
Multi-step migration	100	24.1%	20-49

Educational attainment (people aged 25 and over)
Category	Estimate	Share	Sample
No schooling or incomplete elementary	110	46.8%	20-49
Completed high school, incomplete higher education	55	23.4%	5-19
Completed higher education	35	14.9%	5-19
Completed elementary, incomplete high school	35	14.9%	5-19

Household income per capita (in 2022 minimum wages)
Category	Estimate	Share	Sample
¼ to ½ minimum wage	135	32.5%	20-49
Up to ¼ of a minimum wage	105	25.3%	20-49
½ to 1 minimum wage	85	20.5%	20-49
1 to 2 minimum wages	50	12.0%	5-19
More than 2 minimum wages	40	9.6%	5-19

Age and sex
Category	Estimate	Share	Sample
Ages 25–39, male	75	18.1%	20-49
Ages 25–39, female	70	16.9%	20-49
Ages 15–24, female	65	15.7%	5-19
Ages 5–14, female	55	13.3%	5-19
Ages 5–14, male	45	10.8%	5-19
Ages 40–59, male	40	9.6%	5-19
Ages 40–59, female	35	8.4%	5-19
Other / suppressed	15	3.6%	<5
Ages 15–24, male	15	3.6%	5-19

Out-migrants (departures)

Migrant type
Category	Estimate	Share	Sample
First move from municipality of birth	145	53.7%	20-49
Multi-step migration	70	25.9%	5-19
Return to municipality of birth	55	20.4%	5-19

Educational attainment (people aged 25 and over)
Category	Estimate	Share	Sample
No schooling or incomplete elementary	70	48.3%	5-19
Completed elementary, incomplete high school	45	31.0%	5-19
Completed high school, incomplete higher education	25	17.2%	5-19
Other / suppressed	5	3.4%	<5

Household income per capita (in 2022 minimum wages)
Category	Estimate	Share	Sample
¼ to ½ minimum wage	95	35.2%	5-19
½ to 1 minimum wage	80	29.6%	5-19
Up to ¼ of a minimum wage	55	20.4%	5-19
1 to 2 minimum wages	30	11.1%	5-19
Other / suppressed	10	3.7%	<5

Age and sex
Category	Estimate	Share	Sample
Other / suppressed	120	45.3%	5-19
Ages 25–39, female	55	20.8%	5-19
Ages 15–24, male	45	17.0%	5-19
Ages 25–39, male	45	17.0%	5-19

Non-migrant residents

Educational attainment (people aged 25 and over)
Category	Estimate	Share	Sample
No schooling or incomplete elementary	2,045	67.7%	>=500
Completed high school, incomplete higher education	475	15.7%	100-499
Completed elementary, incomplete high school	350	11.6%	100-499
Completed higher education	150	5.0%	20-49

Household income per capita (in 2022 minimum wages)
Category	Estimate	Share	Sample
Up to ¼ of a minimum wage	1,730	33.6%	>=500
½ to 1 minimum wage	1,530	29.7%	>=500
¼ to ½ minimum wage	1,410	27.4%	100-499
1 to 2 minimum wages	360	7.0%	100-499
More than 2 minimum wages	125	2.4%	20-49

Age and sex
Category	Estimate	Share	Sample
Ages 40–59, male	620	13.1%	100-499
Ages 40–59, female	560	11.9%	100-499
Ages 25–39, male	545	11.5%	100-499
Ages 25–39, female	480	10.2%	100-499
Ages 15–24, male	470	10.0%	100-499
Ages 5–14, male	460	9.7%	100-499
Ages 60 and over, female	430	9.1%	100-499
Ages 15–24, female	410	8.7%	100-499
Ages 60 and over, male	385	8.2%	100-499
Ages 5–14, female	360	7.6%	100-499

Commuting (work and study)

Commuting indicators for Sambaíba/MA
Employed persons (aged 10 and over)	1,090
Commute out to work in another municipality	85
Commute in from another municipality to work here	75
Net commuting	−10
Out-commuting rate (%)	8.02
Commuting attraction index	0.987
Median commuting time	120 min

Open Sambaíba/MA 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]: Sambaíba/MA. Data from the 2022 Demographic Census (IBGE). Data version: 2026-10-01. Available at: https://atlas-da-migracao.github.io/en/municipio/sambaiba-ma-2109700/. Dataset DOI: https://doi.org/10.5281/zenodo.22469791.