Average age of mothers at childbirth in Guernsey
Guernsey: Average age of mothers at childbirth was 30.7 years in 2023. ▲ Rising
Latest (2023)
30.7 years
Change on year
up 0.0%
World rank
49th
of 236 countries
All-time high
30.7 years
in 2023
All-time low
26.58 years
in 1973
Years of data
74
1950–2023
Average age of mothers at childbirth in Guernsey, 1950–2023
Source: Human Fertility Database (2025); UN, World Population Prospects (2024) – processed by Our World in Data. Measured in years.
Analysis
In 2023, average age of mothers at childbirth in Guernsey stood at 30.7 years. That is the highest value across all 74 years on record.
That represents a change of up 2.5% over ten years.
Over the whole period, average age of mothers at childbirth in Guernsey peaked at 30.7 years in 2023 and was at its lowest, 26.58 years, in 1973.
That places Guernsey 49th out of 236 countries with data for 2023, putting it in the top quarter.
The long-run direction has been consistently rising across the 74 years of available data.
Average age of mothers at childbirth in Guernsey, year by year
| Year | years | Change |
|---|---|---|
| 1950 | 28.23 years | — |
| 1951 | 28.19 years | -0.2% |
| 1952 | 28.11 years | -0.3% |
| 1953 | 28.03 years | -0.3% |
| 1954 | 27.96 years | -0.2% |
| 1955 | 27.88 years | -0.3% |
| 1956 | 27.82 years | -0.2% |
| 1957 | 27.74 years | -0.3% |
| 1958 | 27.7 years | -0.2% |
| 1959 | 27.65 years | -0.2% |
| 1960 | 27.59 years | -0.2% |
| 1961 | 27.54 years | -0.2% |
| 1962 | 27.51 years | -0.1% |
| 1963 | 27.5 years | -0.1% |
| 1964 | 27.43 years | -0.2% |
| 1965 | 27.3 years | -0.5% |
| 1966 | 27.15 years | -0.6% |
| 1967 | 27.05 years | -0.4% |
| 1968 | 26.96 years | -0.4% |
| 1969 | 26.91 years | -0.2% |
| 1970 | 26.81 years | -0.4% |
| 1971 | 26.69 years | -0.4% |
| 1972 | 26.63 years | -0.2% |
| 1973 | 26.58 years | -0.2% |
| 1974 | 26.58 years | +0.0% |
| 1975 | 26.63 years | +0.2% |
| 1976 | 26.71 years | +0.3% |
| 1977 | 26.81 years | +0.4% |
| 1978 | 26.9 years | +0.3% |
| 1979 | 27.02 years | +0.4% |
| 1980 | 27.1 years | +0.3% |
| 1981 | 27.12 years | +0.1% |
| 1982 | 27.18 years | +0.3% |
| 1983 | 27.25 years | +0.3% |
| 1984 | 27.38 years | +0.5% |
| 1985 | 27.45 years | +0.3% |
| 1986 | 27.52 years | +0.3% |
| 1987 | 27.53 years | +0.0% |
| 1988 | 27.61 years | +0.3% |
| 1989 | 27.73 years | +0.4% |
| 1990 | 27.85 years | +0.4% |
| 1991 | 27.94 years | +0.3% |
| 1992 | 28.08 years | +0.5% |
| 1993 | 28.21 years | +0.5% |
| 1994 | 28.34 years | +0.4% |
| 1995 | 28.43 years | +0.3% |
| 1996 | 28.49 years | +0.2% |
| 1997 | 28.57 years | +0.3% |
| 1998 | 28.68 years | +0.4% |
| 1999 | 28.69 years | +0.0% |
| 2000 | 28.72 years | +0.1% |
| 2001 | 28.73 years | +0.0% |
| 2002 | 28.79 years | +0.2% |
| 2003 | 28.88 years | +0.3% |
| 2004 | 28.98 years | +0.3% |
| 2005 | 29.05 years | +0.3% |
| 2006 | 29.15 years | +0.3% |
| 2007 | 29.25 years | +0.3% |
| 2008 | 29.32 years | +0.2% |
| 2009 | 29.41 years | +0.3% |
| 2010 | 29.52 years | +0.4% |
| 2011 | 29.66 years | +0.5% |
| 2012 | 29.8 years | +0.5% |
| 2013 | 29.94 years | +0.5% |
| 2014 | 30.1 years | +0.5% |
| 2015 | 30.25 years | +0.5% |
| 2016 | 30.37 years | +0.4% |
| 2017 | 30.47 years | +0.3% |
| 2018 | 30.54 years | +0.2% |
| 2019 | 30.62 years | +0.2% |
| 2020 | 30.66 years | +0.2% |
| 2021 | 30.69 years | +0.1% |
| 2022 | 30.69 years | +0.0% |
| 2023 | 30.7 years | +0.0% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1950s | 27.93 years | 27.65 years | 28.23 years | 10 |
| 1960s | 27.29 years | 26.91 years | 27.59 years | 10 |
| 1970s | 26.73 years | 26.58 years | 27.02 years | 10 |
| 1980s | 27.39 years | 27.1 years | 27.73 years | 10 |
| 1990s | 28.33 years | 27.85 years | 28.69 years | 10 |
| 2000s | 29.03 years | 28.72 years | 29.41 years | 10 |
| 2010s | 30.13 years | 29.52 years | 30.62 years | 10 |
| 2020s | 30.69 years | 30.66 years | 30.7 years | 4 |
Countries ranked near Guernsey
More reference data data for Guernsey
- Wealth share of the richest 1% 22.9% (2024)
- Fertility rate: births per woman 1.36 live births per woman (2023)
- Exposure to extreme temperature — Annual temperature change 1.11 Degrees celsius (2023)
- Exposure to extreme precipitation — Annual precipitation change 207.61 Millimetres per year (2023)
- Fertility rate: births per woman 1.36 live births per woman (2023)
- Fertility rate vs. Human Development Index 1.36 live births per woman (2023)
- Area burned by wildfires by land cover type 0 hectares (2025)
- Wildfire area burned by land cover type 0 hectares (2025)
- Red List Index 0.95 index (2025)
- Do more people live in urban or rural areas? 29.6% (2025)
Frequently asked questions
- What is average age of mothers at childbirth in Guernsey?
- Average age of mothers at childbirth in Guernsey was 30.7 years in 2023, according to Human Fertility Database (2025); UN, World Population Prospects (2024) – processed by Our World in Data.
- What is the highest average age of mothers at childbirth recorded in Guernsey?
- The highest recorded value was 30.7 years in 2023.
- What is the lowest average age of mothers at childbirth recorded in Guernsey?
- The lowest recorded value was 26.58 years in 1973.
- How does Guernsey rank for average age of mothers at childbirth?
- Guernsey ranks 49th out of 236 countries with data for 2023.
- Is average age of mothers at childbirth rising or falling in Guernsey?
- Over the last ten years it is up 2.5%. The long-run trend across the full record is rising.
- Where does this Guernsey data come from?
- The figures come from Human Fertility Database (2025); UN, World Population Prospects (2024) – processed by Our World in Data, published as part of Average age of mothers at childbirth. Statizoid updates them automatically from the source API.
Download this data
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About this data
Mean age of mothers at the birth of their children if women were subject throughout their lives to the age-specific fertility rates observed in a given year.