Birthgap — global fertility and the timing of parenthood

The Birthgap Barometer – Microdemographic trends in global fertility, childlessness, and parenthood timing

Country charts, insights, and microdemographic fertility indicators

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United States Snapshot enlarged
YearBirthgapTFR
1970n/a2.46
198012.3%1.82
19900.5%2.06
20001.1%2.05
20107.1%1.92
202020.9%1.64
202422.7%1.60
United States Motherhood Prevalence enlarged
Share of women
who become mothers
YearTMR
197085.4%
198075.6%
199086.1%
200082.7%
201076.7%
202062.9%
202463.5%
United States Children per Mother enlarged
Number of children that mothers have
YearCPM
19702.87
19802.40
19902.39
20002.48
20102.51
20202.60
20242.52
United States Age of First Motherhood enlarged
Timing of First Births
YearAge
197022.43
198023.44
199024.33
200025.20
201026.06
202027.51
202427.98
United States Shortfall in Births enlarged
% below Replacement Level births
YearTFG
1970n/a
198012.3%
19900.5%
20001.1%
20107.1%
202020.9%
202422.7%
United States Birth Trajectory enlarged
Arithmatic decline in future births
(excluding migration)
YearBirths
19703.72M
19803.60M
19904.15M
20004.05M
20103.99M
20203.61M
20243.63M
United States Childless Women enlarged
Share of women who remain childless
YearTCR
197014.6%
198024.4%
199013.9%
200017.3%
201023.3%
202037.1%
202436.5%
United States One Child Motherhood enlarged
Share of mothers having one child
YearShare
197028.8%
198025.6%
199020.7%
200018.7%
201021.9%
202016.2%
2024n/a
United States Two Child Motherhood enlarged
Share of mothers having two children
YearShare
197031.0%
198039.5%
199038.9%
200039.4%
201037.1%
202039.5%
2024n/a
United States Three Plus Child Motherhood enlarged
Share of mothers having three or more children
YearShare
197040.2%
198034.9%
199040.5%
200041.9%
201041.0%
202044.3%
2024n/a
United States Births per Year enlarged
YearBirths
per Year
19703.72M
19803.60M
19904.15M
20004.05M
20103.99M
20203.61M
20243.63M
United States Live Births compared to Future Retirees enlarged
Birthgap Retiree Index (BRI)
YearPopulation
Aged 50
Total
Newborns
% Gap
19702.35M3.72M-58.2%
19802.30M3.60M-56.7%
19902.42M4.15M-71.5%
20003.78M4.05M-7.2%
20104.55M3.99M12.3%
20204.21M3.61M14.2%
20243.90M3.63M6.9%
Japan Snapshot enlarged
YearBirthgapTFR
1970n/a2.14
198016.2%1.73
199025.4%1.54
200034.2%1.36
201033.3%1.38
202036.0%1.32
202444.4%1.15
Japan Motherhood Prevalence enlarged
Share of women
who become mothers
YearTMR
197094.8%
198078.1%
199066.5%
200066.2%
201068.0%
202063.2%
202454.9%
Japan Children per Mother enlarged
Number of children that mothers have
YearCPM
19702.26
19802.22
19902.32
20002.06
20102.03
20202.10
20242.10
Japan Age of First Motherhood enlarged
Timing of First Births
YearAge
197025.81
198026.07
199027.15
200028.03
201029.27
202030.29
202430.89
Japan Shortfall in Births enlarged
% below Replacement Level births
YearTFG
1970n/a
198016.2%
199025.4%
200034.2%
201033.3%
202036.0%
202444.4%
Japan Birth Trajectory enlarged
Arithmatic decline in future births
(excluding migration)
YearBirths
19701.94M
19801.58M
19901.22M
20001.19M
20101.07M
2020841.1k
2024686.2k
Japan Childless Women enlarged
Share of women who remain childless
YearTCR
19705.2%
198021.9%
199033.5%
200033.8%
201032.0%
202036.8%
202445.1%
Japan One Child Motherhood enlarged
Share of mothers having one child
YearShare
197014.3%
19804.0%
199013.7%
200025.5%
201023.5%
202022.5%
2024n/a
Japan Two Child Motherhood enlarged
Share of mothers having two children
YearShare
197057.8%
198062.0%
199050.1%
200050.3%
201049.8%
202049.2%
2024n/a
Japan Three Plus Child Motherhood enlarged
Share of mothers having three or more children
YearShare
197027.9%
198034.0%
199036.2%
200024.1%
201026.7%
202028.2%
2024n/a
Japan Births per Year enlarged
YearBirths
per Year
19701.94M
19801.58M
19901.22M
20001.19M
20101.07M
2020841.1k
2024686.2k
Japan Live Births compared to Future Retirees enlarged
Birthgap Retiree Index (BRI)
YearPopulation
Aged 50
Total
Newborns
% Gap
1970950.5k1.94M-103.9%
19801.49M1.58M-6.2%
19901.53M1.22M20.3%
20002.29M1.19M48.0%
20101.55M1.07M30.7%
20201.82M841.1k53.8%
20241.98M686.2k65.4%
Italy Snapshot enlarged
YearBirthgapTFR
1970n/an/a
1980n/an/a
1990n/an/a
2000n/an/a
201030.5%1.44
202039.9%1.24
202443.0%1.18
Italy Motherhood Prevalence enlarged
Share of women
who become mothers
YearTMR
1970n/a
1980n/a
1990n/a
2000n/a
201073.8%
202059.7%
202458.9%
Italy Children per Mother enlarged
Number of children that mothers have
YearCPM
1970n/a
1980n/a
1990n/a
2000n/a
20101.95
20202.08
20242.00
Italy Age of First Motherhood enlarged
Timing of First Births
YearAge
1970n/a
1980n/a
1990n/a
2000n/a
201030.18
202031.41
202432.30
Italy Shortfall in Births enlarged
% below Replacement Level births
YearTFG
1970n/a
1980n/a
1990n/a
2000n/a
201030.5%
202039.9%
202443.0%
Italy Birth Trajectory enlarged
Arithmatic decline in future births
(excluding migration)
YearBirths
1970n/a
1980n/a
1990n/a
2000n/a
2010561.7k
2020404.5k
2024369.9k
Italy Childless Women enlarged
Share of women who remain childless
YearTCR
1970n/a
1980n/a
1990n/a
2000n/a
201026.2%
202040.3%
202441.1%
Italy One Child Motherhood enlarged
Share of mothers having one child
YearShare
1970n/a
1980n/a
1990n/a
2000n/a
201024.7%
202020.1%
2024n/a
Italy Two Child Motherhood enlarged
Share of mothers having two children
YearShare
1970n/a
1980n/a
1990n/a
2000n/a
201054.7%
202056.8%
2024n/a
Italy Three Plus Child Motherhood enlarged
Share of mothers having three or more children
YearShare
1970n/a
1980n/a
1990n/a
2000n/a
201020.7%
202023.1%
2024n/a
Italy Births per Year enlarged
YearBirths
per Year
1970n/a
1980n/a
1990n/a
2000n/a
2010561.7k
2020404.5k
2024369.9k
Italy Live Births compared to Future Retirees enlarged
Birthgap Retiree Index (BRI)
YearPopulation
Aged 50
Total
Newborns
% Gap
1970n/an/an/a
1980n/an/an/a
1990n/an/an/a
2000n/an/an/a
2010845.5k561.7k33.6%
2020976.3k404.5k58.6%
2024942.1k369.9k60.7%
Canada Snapshot enlarged
YearBirthgapTFR
1970n/a2.31
198018.9%1.68
199017.2%1.71
200027.1%1.51
201020.5%1.65
202032.1%1.41
202439.6%1.25
Canada Motherhood Prevalence enlarged
Share of women
who become mothers
YearTMR
197083.7%
198073.3%
199077.7%
200068.3%
201071.4%
202060.7%
202456.6%
Canada Children per Mother enlarged
Number of children that mothers have
YearCPM
19702.76
19802.29
19902.21
20002.21
20102.30
20202.32
20242.21
Canada Age of First Motherhood enlarged
Timing of First Births
YearAge
197023.70
198024.90
199025.90
200027.11
201028.37
202029.79
202430.47
Canada Shortfall in Births enlarged
% below Replacement Level births
YearTFG
1970n/a
198018.9%
199017.2%
200027.1%
201020.5%
202032.1%
202439.6%
Canada Birth Trajectory enlarged
Arithmatic decline in future births
(excluding migration)
YearBirths
1970359.1k
1980360.1k
1990397.6k
2000328.4k
2010379.0k
2020360.7k
2024365.7k
Canada Childless Women enlarged
Share of women who remain childless
YearTCR
197016.3%
198026.7%
199022.3%
200031.7%
201028.6%
202039.3%
202443.4%
Canada One Child Motherhood enlarged
Share of mothers having one child
YearShare
197029.8%
198023.4%
199021.1%
200020.6%
201018.7%
202019.7%
2024n/a
Canada Two Child Motherhood enlarged
Share of mothers having two children
YearShare
197032.2%
198045.4%
199045.9%
200048.5%
201049.5%
202047.7%
2024n/a
Canada Three Plus Child Motherhood enlarged
Share of mothers having three or more children
YearShare
197038.0%
198031.2%
199033.1%
200030.9%
201031.8%
202032.6%
2024n/a
Canada Births per Year enlarged
YearBirths
per Year
1970359.1k
1980360.1k
1990397.6k
2000328.4k
2010379.0k
2020360.7k
2024365.7k
Canada Live Births compared to Future Retirees enlarged
Birthgap Retiree Index (BRI)
YearPopulation
Aged 50
Total
Newborns
% Gap
1970214.9k359.1k-67.1%
1980252.1k360.1k-42.9%
1990271.1k397.6k-46.7%
2000423.4k328.4k22.4%
2010542.1k379.0k30.1%
2020488.2k360.7k26.1%
2024479.3k365.7k23.7%
South Korea Snapshot enlarged
YearBirthgapTFR
1970n/an/a
1980n/an/a
1990n/an/a
200028.5%1.48
201040.9%1.22
202059.5%0.84
202463.8%0.75
South Korea Motherhood Prevalence enlarged
Share of women
who become mothers
YearTMR
1970n/a
1980n/a
1990n/a
200071.0%
201062.7%
202047.9%
202444.6%
South Korea Children per Mother enlarged
Number of children that mothers have
YearCPM
1970n/a
1980n/a
1990n/a
20002.08
20101.95
20201.75
20241.68
South Korea Age of First Motherhood enlarged
Timing of First Births
YearAge
1970n/a
1980n/a
1990n/a
200027.55
201029.77
202032.11
202433.16
South Korea Shortfall in Births enlarged
% below Replacement Level births
YearTFG
1970n/a
1980n/a
1990n/a
200028.5%
201040.9%
202059.5%
202463.8%
South Korea Birth Trajectory enlarged
Arithmatic decline in future births
(excluding migration)
YearBirths
1970n/a
1980n/a
1990n/a
2000640.0k
2010470.1k
2020272.3k
2024238.3k
South Korea Childless Women enlarged
Share of women who remain childless
YearTCR
1970n/a
1980n/a
1990n/a
200029.0%
201037.3%
202052.1%
202455.4%
South Korea One Child Motherhood enlarged
Share of mothers having one child
YearShare
1970n/a
1980n/a
1990n/a
200010.8%
201023.1%
202037.9%
2024n/a
South Korea Two Child Motherhood enlarged
Share of mothers having two children
YearShare
1970n/a
1980n/a
1990n/a
200069.2%
201058.4%
202049.4%
2024n/a
South Korea Three Plus Child Motherhood enlarged
Share of mothers having three or more children
YearShare
1970n/a
1980n/a
1990n/a
200020.0%
201018.5%
202012.7%
2024n/a
South Korea Births per Year enlarged
YearBirths
per Year
1970n/a
1980n/a
1990n/a
2000640.0k
2010470.1k
2020272.3k
2024238.3k
South Korea Live Births compared to Future Retirees enlarged
Birthgap Retiree Index (BRI)
YearPopulation
Aged 50
Total
Newborns
% Gap
1970n/an/an/a
1980n/an/an/a
1990n/an/an/a
2000n/a640.0kn/a
2010857.5k470.1k45.2%
2020908.7k272.3k70.0%
2024875.8k238.3k72.8%