Geographical and Gender Distribution of Individual and Junior Members

Please note also that these numbers do not include IAU members for which we do not have a date of birth nor the 4 individuals who have not specified a gender as male or female.This information includes Active and Inactive Members.

Updated monthly, last updated: 1 May 2022

*(vs Total Membership)

Individual and Junior Members Number of Members
MaleFemaleOtherTotal
% of members
MaleFemaleOther
% members* % women*
Total
95202569912098
 78.7 21.2 0.1
100.0  21.2
In Adhering Countries

(National Members)

» View Detail 

95052565912079
 78.7 21.2 0.1
99.8  21.2
In Other Countries

» View Detail 

154019
 78.9 21.1 0.0
0.2  0.0

Individual and Junior Members in Adhering Countries

National Members Cat. Number of Members
MaleFemaleOtherTotal
% of members
MaleFemaleOther
% members* %
women*
Algeria I
6107
 85.0 14.0 0.0
0.1  0.0
Argentina II
95650160
 59.0 40.0 0.0
1.3  0.5
Armenia I
196025
 76.0 24.0 0.0
0.2  0.0
Australia IV
254711326
 77.0 21.0 0.0
2.7  0.6
Austria II
5218070
 74.0 25.0 0.0
0.6  0.1
Azerbaijan, Republic of Terminated
5005
 100.0 0.0 0.0
0.0  0.0
Belgium IV
108310139
 77.0 22.0 0.0
1.1  0.3
Bolivia Observer
0000
 - - -
-  -
Botswana, Republic of I
0000
 - - -
-  -
Brazil III
154490203
 75.0 24.0 0.0
1.7  0.4
Bulgaria I
3723161
 60.0 37.0 1.0
0.5  0.2
Canada V
248570305
 81.0 18.0 0.0
2.5  0.5
Chile II
103290132
 78.0 21.0 0.0
1.1  0.2
China, Nanjing VI
4781130591
 80.0 19.0 0.0
4.9  0.9
China, Taipei II
6611178
 84.0 14.0 1.0
0.6  0.1
Colombia I
284032
 87.0 12.0 0.0
0.3  0.0
Costa Rica Interim
2002
 100.0 0.0 0.0
0.0  0.0
Croatia, the Republic of I
219030
 70.0 30.0 0.0
0.2  0.1
Cuba Terminated
1001
 100.0 0.0 0.0
0.0  0.0
Cyprus I
5005
 100.0 0.0 0.0
0.0  0.0
Czech Republic III
110200130
 84.0 15.0 0.0
1.1  0.2
Denmark III
7218090
 80.0 20.0 0.0
0.7  0.1
Ecuador Observer
6107
 85.0 14.0 0.0
0.1  0.0
Egypt III
6914083
 83.0 16.0 0.0
0.7  0.1
Estonia I
185023
 78.0 21.0 0.0
0.2  0.0
Ethiopia I
3003
 100.0 0.0 0.0
0.0  0.0
Finland II
7015085
 82.0 17.0 0.0
0.7  0.1
France VII
4961840680
 72.0 27.0 0.0
5.6  1.5
Georgia Suspended
3003
 100.0 0.0 0.0
0.0  0.0
Germany VII
5121192633
 80.0 18.0 0.0
5.2  1.0
Ghana I
1102
 50.0 50.0 0.0
0.0  0.0
Greece III
89190108
 82.0 17.0 0.0
0.9  0.2
Honduras Interim
1203
 33.0 66.0 0.0
0.0  0.0
Hungary II
6523088
 73.0 26.0 0.0
0.7  0.2
Iceland I
5005
 100.0 0.0 0.0
0.0  0.0
India VI
267620329
 81.0 18.0 0.0
2.7  0.5
Indonesia I
125017
 70.0 29.0 0.0
0.1  0.0
Iran, Islamic Rep of Suspended
274031
 87.0 12.0 0.0
0.3  0.0
Iraq Observer
2103
 66.0 33.0 0.0
0.0  0.0
Ireland I
3213045
 71.0 28.0 0.0
0.4  0.1
Israel III
8011091
 87.0 12.0 0.0
0.8  0.1
Italy VII
4552000655
 69.0 30.0 0.0
5.4  1.7
Japan VII
608620670
 90.0 9.0 0.0
5.5  0.5
Jordan I
4004
 100.0 0.0 0.0
0.0  0.0
Kazakhstan I
154019
 78.0 21.0 0.0
0.2  0.0
Korea, Democratic People's Republic of Suspended
1001
 100.0 0.0 0.0
0.0  0.0
Korea, Rep of III
149350184
 80.0 19.0 0.0
1.5  0.3
Latvia I
111012
 91.0 8.0 0.0
0.1  0.0
Lebanon Suspended
5005
 100.0 0.0 0.0
0.0  0.0
Lithuania I
166022
 72.0 27.0 0.0
0.2  0.0
Madagascar Observer
6208
 75.0 25.0 0.0
0.1  0.0
Malaysia I
813021
 38.0 61.0 0.0
0.2  0.1
Mexico III
130360166
 78.0 21.0 0.0
1.4  0.3
Mongolia Interim
2103
 66.0 33.0 0.0
0.0  0.0
Morocco Observer
141015
 93.0 6.0 0.0
0.1  0.0
Mozambique Observer
2002
 100.0 0.0 0.0
0.0  0.0
Netherlands V
249661316
 78.0 20.0 0.0
2.6  0.5
New Zealand II
318140
 77.0 20.0 2.0
0.3  0.1
Nigeria I
7108
 87.0 12.0 0.0
0.1  0.0
Norway II
4212054
 77.0 22.0 0.0
0.4  0.1
Panama Interim
3104
 75.0 25.0 0.0
0.0  0.0
Peru Suspended
1102
 50.0 50.0 0.0
0.0  0.0
Philippines I
4105
 80.0 20.0 0.0
0.0  0.0
Poland IV
136330169
 80.0 19.0 0.0
1.4  0.3
Portugal II
5721078
 73.0 26.0 0.0
0.6  0.2
Romania I
2415039
 61.0 38.0 0.0
0.3  0.1
Russian Federation V
322960418
 77.0 22.0 0.0
3.5  0.8
Saudi Arabia Suspended
4004
 100.0 0.0 0.0
0.0  0.0
Serbia, Republic of I
3922061
 63.0 36.0 0.0
0.5  0.2
Slovakia I
454049
 91.0 8.0 0.0
0.4  0.0
Slovenia, the Republic of I
65011
 54.0 45.0 0.0
0.1  0.0
South Africa III
95370132
 71.0 28.0 0.0
1.1  0.3
Spain IV
322960418
 77.0 22.0 0.0
3.5  0.8
Sweden III
152300182
 83.0 16.0 0.0
1.5  0.2
Switzerland III
93210114
 81.0 18.0 0.0
0.9  0.2
Syrian Arab Republic Observer
2002
 100.0 0.0 0.0
0.0  0.0
Tajikistan I
6107
 85.0 14.0 0.0
0.1  0.0
Thailand I
2915044
 65.0 34.0 0.0
0.4  0.1
Turkey I
5126077
 66.0 33.0 0.0
0.6  0.2
Ukraine III
116560172
 67.0 32.0 0.0
1.4  0.5
United Arab Emirates II
7209
 77.0 22.0 0.0
0.1  0.0
United Kingdom VII
5021100612
 82.0 17.0 0.0
5.1  0.9
United States X
207750622585
 80.0 19.0 0.0
21.4  4.2
Uruguay Observer
3104
 75.0 25.0 0.0
0.0  0.0
Uzbekistan Terminated
3003
 100.0 0.0 0.0
0.0  0.0
Vatican City State I
110011
 100.0 0.0 0.0
0.1  0.0
Venezuela Suspended
97016
 56.0 43.0 0.0
0.1  0.1
Vietnam Suspended
96015
 60.0 40.0 0.0
0.1  0.0

Individual and Junior Members in Other Countries

Other Countries Number of Members
MaleFemaleOtherTotal
% of members
MaleFemaleOther
% members* %
women*
AA-Country unknown
123015
 80.0 20.0 0.0
0.1  0.0
Albania
0101
 0.0 100.0 0.0
0.0  0.0
Guatemala
1001
 100.0 0.0 0.0
0.0  0.0
Tunisia
2002
 100.0 0.0 0.0
0.0  0.0

Gender Distribution in the IAU

These statistics refer to Active members. Please note also that these numbers do not include IAU members for which we do not have a date of birth.

AGE RANGE Nº of WOMEN Nº of MEN % of WOMEN % of MEN
25-30 16 27 37.2 62.8
30-35 156 266 37.0 63.0
35-40 297 560 34.7 65.3
40-45 400 844 32.2 67.8
45-50 318 927 25.5 74.5
50-55 296 1056 21.9 78.1
55-60 250 1103 18.5 81.5
60-65 212 970 17.9 82.1
65-70 166 886 15.8 84.2
70-75 125 822 13.2 86.8
75-80 107 795 11.9 88.1
80-85 59 514 10.3 89.7
85-90 21 180 10.4 89.6
90-95 6 64 8.6 91.4
95-100 2 17 10.5 89.5

 

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