Migration in Três Marias/MG (2017–2022)

Três Marias/MG had a reference population (aged 5 or over in 2022) of 27,150 people. In the 2017–2022 five-year period, the municipality received 1,790 in-migrants and lost 2,360 out-migrants to other municipalities in Brazil, resulting in a net migration of −570 people (−20.91 per 1,000 population) and a migration effectiveness index (IEM) of −0.137. This classifies the municipality, for the period, as one of migratory depletion. In addition, 20 arrived with an unreported origin and 10 came from abroad.

Indicators

Migration indicators for Três Marias/MG, 2017–2022
Indicator	Estimate	95% CI	Precision
In-migrants	1,790	1,402 to 2,178	good
Out-migrants	2,360	1,885 to 2,835	good
Net migration	−570	−1,183 to 43	not classified
Net migration rate, TLM (per 1,000 pop.)	−20.91	-	-
Migration effectiveness index (IEM)	−0.137	-	-

Sample of in-migrants: 100-499 observations. Sample of out-migrants: 100-499 observations. 95% confidence interval computed as estimate ± 1.96 × standard error.

Top origins and destinations

Top 10 origins of in-migrants to Três Marias/MG
Origin	People	Precision
Belo Horizonte/MG · view pair in the atlas	450	use with caution
João Pinheiro/MG · view pair in the atlas	115	low precision
Betim/MG · view pair in the atlas	85	low precision
Paracatu/MG · view pair in the atlas	75	low precision
Contagem/MG · view pair in the atlas	70	low precision
Sete Lagoas/MG · view pair in the atlas	60	low precision
Nova Serrana/MG · view pair in the atlas	55	low precision

Top 10 destinations of out-migrants from Três Marias/MG
Destination	People	Precision
Belo Horizonte/MG · view pair in the atlas	190	low precision
Contagem/MG · view pair in the atlas	170	low precision
Uberlândia/MG · view pair in the atlas	160	low precision
Patos de Minas/MG · view pair in the atlas	95	low precision
São Gonçalo do Abaeté/MG · view pair in the atlas	95	low precision
Divinópolis/MG · view pair in the atlas	95	low precision
João Pinheiro/MG · view pair in the atlas	90	low precision
Sete Lagoas/MG · view pair in the atlas	90	low precision
Curvelo/MG · view pair in the atlas	80	low precision
Paracatu/MG · view pair in the atlas	65	low precision

Profile of migrants and residents

In-migrants (arrivals)

Migrant type
Category	Estimate	Share	Sample
Multi-step migration	940	52.4%	50-99
First move from municipality of birth	575	32.0%	50-99
Return to municipality of birth	280	15.6%	20-49

Educational attainment (people aged 25 and over)
Category	Estimate	Share	Sample
No schooling or incomplete elementary	490	38.3%	20-49
Completed high school, incomplete higher education	350	27.3%	20-49
Completed higher education	265	20.7%	20-49
Completed elementary, incomplete high school	175	13.7%	5-19

Household income per capita (in 2022 minimum wages)
Category	Estimate	Share	Sample
½ to 1 minimum wage	550	30.7%	50-99
More than 2 minimum wages	385	21.5%	20-49
1 to 2 minimum wages	380	21.2%	20-49
¼ to ½ minimum wage	320	17.9%	20-49
Up to ¼ of a minimum wage	155	8.7%	5-19

Age and sex
Category	Estimate	Share	Sample
Ages 25–39, female	345	19.3%	20-49
Ages 25–39, male	230	12.8%	20-49
Ages 40–59, female	210	11.7%	20-49
Ages 60 and over, female	190	10.6%	5-19
Ages 40–59, male	185	10.3%	5-19
Ages 15–24, female	145	8.1%	5-19
Ages 5–14, female	135	7.5%	5-19
Ages 5–14, male	120	6.7%	5-19
Ages 60 and over, male	115	6.4%	5-19
Ages 15–24, male	115	6.4%	5-19

Out-migrants (departures)

Migrant type
Category	Estimate	Share	Sample
First move from municipality of birth	1,040	44.1%	100-499
Multi-step migration	1,010	42.8%	100-499
Return to municipality of birth	310	13.1%	20-49

Educational attainment (people aged 25 and over)
Category	Estimate	Share	Sample
Completed high school, incomplete higher education	525	37.8%	50-99
Completed higher education	380	27.3%	20-49
No schooling or incomplete elementary	310	22.3%	20-49
Completed elementary, incomplete high school	175	12.6%	20-49

Household income per capita (in 2022 minimum wages)
Category	Estimate	Share	Sample
1 to 2 minimum wages	835	35.5%	50-99
More than 2 minimum wages	655	27.8%	50-99
½ to 1 minimum wage	450	19.1%	50-99
¼ to ½ minimum wage	295	12.5%	20-49
Not applicable (collective dwelling)	65	2.8%	5-19
Up to ¼ of a minimum wage	55	2.3%	5-19

Age and sex
Category	Estimate	Share	Sample
Ages 25–39, male	415	17.6%	20-49
Ages 15–24, female	400	16.9%	20-49
Ages 25–39, female	300	12.7%	20-49
Ages 40–59, male	270	11.4%	20-49
Ages 15–24, male	260	11.0%	20-49
Ages 40–59, female	245	10.4%	20-49
Ages 5–14, female	180	7.6%	20-49
Ages 5–14, male	125	5.3%	5-19
Ages 60 and over, male	90	3.8%	5-19
Ages 60 and over, female	75	3.2%	5-19

Non-migrant residents

Educational attainment (people aged 25 and over)
Category	Estimate	Share	Sample
Completed high school, incomplete higher education	6,895	37.9%	>=500
No schooling or incomplete elementary	6,300	34.7%	>=500
Completed elementary, incomplete high school	2,585	14.2%	100-499
Completed higher education	2,390	13.2%	100-499

Household income per capita (in 2022 minimum wages)
Category	Estimate	Share	Sample
½ to 1 minimum wage	9,525	35.2%	>=500
1 to 2 minimum wages	7,070	26.1%	>=500
¼ to ½ minimum wage	5,465	20.2%	>=500
More than 2 minimum wages	2,690	9.9%	100-499
Up to ¼ of a minimum wage	2,220	8.2%	100-499
Not applicable (collective dwelling)	105	0.4%	5-19

Age and sex
Category	Estimate	Share	Sample
Ages 40–59, female	4,075	16.1%	100-499
Ages 40–59, male	3,780	14.9%	100-499
Ages 25–39, male	2,830	11.2%	100-499
Ages 25–39, female	2,825	11.2%	100-499
Ages 60 and over, female	2,425	9.6%	100-499
Ages 60 and over, male	2,240	8.8%	100-499
Ages 15–24, female	1,865	7.4%	100-499
Ages 15–24, male	1,850	7.3%	100-499
Ages 5–14, male	1,765	7.0%	100-499
Ages 5–14, female	1,680	6.6%	100-499

Commuting (work and study)

Commuting indicators for Três Marias/MG
Employed persons (aged 10 and over)	13,170
Commute out to work in another municipality	585
Commute in from another municipality to work here	705
Net commuting	+125
Out-commuting rate (%)	4.43
Commuting attraction index	0.995
Median commuting time	50 min

Open Três Marias/MG 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]: Três Marias/MG. Data from the 2022 Demographic Census (IBGE). Data version: 2026-10-01. Available at: https://atlas-da-migracao.github.io/en/municipio/tres-marias-mg-3169356/. Dataset DOI: https://doi.org/10.5281/zenodo.22469791.