Social Security Area Population on July 1 and Dependency Ratios — 2024 OASDI Trustees Report

Single-Year Tables Historical data Intermediate Assumptions Low-Cost Assumptions High-Cost Assumptions
Table V.A3.—Social Security Area Population on July 1 and Dependency Ratios,
Calendar Years 1941-2100
Calendar year   Population (in thousands)   Dependency ratio
Under 20   20-64   65 and
over		   Total Aged a   Total b

Historical data:
1941   48,419   83,516   9,814   141,749   0.118   0.697
1942   48,410   84,647   10,082   143,140   .119   .691
1943   48,765   85,765   10,336   144,866   .121   .689
1944   48,939   86,853   10,592   146,383   .122   .685
1945   49,107   87,891   10,886   147,883   .124   .683
1946   49,278   88,878   11,216   149,373   .126   .681
1947   50,559   89,824   11,570   151,954   .129   .692
1948   51,599   90,692   11,947   154,238   .132   .701
1949   52,746   91,472   12,356   156,574   .135   .712
1950   53,918   92,190   12,789   158,897   .139   .724
1951   56,470   93,978   13,334   163,782   .142   .743
1952   57,992   94,581   13,784   166,357   .146   .759
1953   59,680   95,048   14,252   168,980   .150   .778
1954   61,523   95,461   14,719   171,703   .154   .799
1955   63,337   96,003   15,161   174,501   .158   .818
1956   65,200   96,498   15,593   177,291   .162   .837
1957   67,346   97,750   16,024   181,121   .164   .853
1958   69,276   98,383   16,456   184,114   .167   .871
1959   71,129   99,051   16,894   187,074   .171   .889
1960   72,915   99,752   17,323   189,990   .174   .905
1961   74,817   100,559   17,739   193,115   .176   .920
1962   76,455   101,475   18,129   196,059   .179   .932
1963   77,638   102,732   18,481   198,852   .180   .936
1964   78,897   103,809   18,821   201,528   .181   .941
1965   80,002   104,863   19,153   204,018   .183   .946
1966   80,934   105,837   19,487   206,257   .184   .949
1967   80,674   107,866   19,850   208,390   .184   .932
1968   80,623   109,595   20,214   210,432   .184   .920
1969   80,656   111,302   20,592   212,550   .185   .910
1970   80,856   112,953   21,007   214,815   .186   .902
1971   80,980   114,696   21,451   217,127   .187   .893
1972   80,688   116,514   21,897   219,099   .188   .880
1973   80,102   118,430   22,350   220,883   .189   .865
1974   79,336   120,473   22,831   222,641   .190   .848
1975   78,576   122,592   23,370   224,538   .191   .832
1976   77,710   124,754   23,949   226,413   .192   .815
1977   76,843   127,099   24,541   228,483   .193   .798
1978   76,018   129,469   25,141   230,628   .194   .781
1979   75,351   131,808   25,739   232,898   .195   .767
1980   74,841   134,029   26,315   235,184   .196   .755
1981   74,270   136,274   26,873   237,417   .197   .742
1982   73,808   138,459   27,461   239,728   .198   .731
1983   73,419   140,593   28,023   242,036   .199   .722
1984   73,013   142,689   28,561   244,263   .200   .712
1985   72,893   144,586   29,129   246,609   .201   .706
1986   73,035   146,229   29,731   248,995   .203   .703
1987   73,284   147,802   30,332   251,417   .205   .701
1988   73,680   149,338   30,872   253,890   .207   .700
1989   74,140   150,975   31,385   256,500   .208   .699
1990   74,791   152,730   31,926   259,447   .209   .699
1991   75,482   154,606   32,487   262,575   .210   .698
1992   76,425   156,231   33,031   265,688   .211   .701
1993   77,455   157,713   33,513   268,681   .212   .704
1994   78,459   159,167   33,928   271,553   .213   .706
1995   79,287   160,733   34,294   274,314   .213   .707
1996   80,085   162,260   34,641   276,986   .213   .707
1997   80,677   164,061   34,913   279,651   .213   .705
1998   81,204   165,963   35,122   282,289   .212   .701
1999   81,615   168,025   35,276   284,916   .210   .696
2000   81,980   170,139   35,500   287,618   .209   .690
2001   82,369   172,337   35,716   290,422   .207   .685
2002   82,668   174,574   35,950   293,192   .206   .679
2003   82,983   176,614   36,290   295,886   .205   .675
2004   83,450   178,550   36,679   298,679   .205   .673
2005   83,906   180,821   37,124   301,851   .205   .669
2006   84,473   183,102   37,674   305,249   .206   .667
2007   85,118   184,810   38,369   308,296   .208   .668
2008   85,578   185,622   39,362   310,562   .212   .673
2009   85,810   186,691   40,201   312,701   .215   .675
2010   85,700   188,409   41,014   315,123   .218   .673
2011   85,386   190,308   41,727   317,421   .219   .668
2012   85,069   191,087   43,428   319,584   .227   .672
2013   84,843   192,084   44,841   321,768   .233   .675
2014   84,822   193,352   46,274   324,448   .239   .678
2015   84,938   194,794   47,726   327,458   .245   .681
2016   85,029   195,730   49,275   330,034   .252   .686
2017   85,012   196,417   50,874   332,304   .259   .692
2018   84,893   196,932   52,550   334,375   .267   .698
2019   84,589   197,110   54,308   336,008   .276   .705
2020   84,147   197,275   55,980   337,401   .284   .710
2021 c   83,565   197,498   57,514   338,577   .291   .714
2022 d   83,257   197,614   59,174   340,045   .299   .721
2023 d   83,123   197,995   60,877   341,995   .307   .727

Intermediate:
2024   83,028   198,616   62,627   344,271   .315   .733
2025   82,956   199,218   64,404   346,577   .323   .740
2026   82,861   199,695   66,231   348,786   .332   .747
2027   82,692   200,327   67,919   350,938   .339   .752
2028   82,541   200,960   69,525   353,027   .346   .757
2029   82,579   201,509   71,026   355,113   .352   .762
2030   82,774   202,079   72,339   357,192   .358   .768
2031   83,053   202,782   73,420   359,255   .362   .772
2032   83,421   203,509   74,362   361,292   .365   .775
2033   83,809   204,291   75,196   363,297   .368   .778
2034   84,200   205,004   76,061   365,266   .371   .782
2035   84,584   205,631   76,976   367,191   .374   .786
2036   85,005   206,148   77,914   369,067   .378   .790
2037   85,521   206,852   78,513   370,886   .380   .793
2038   86,100   207,644   78,902   372,646   .380   .795
2039   86,762   208,433   79,152   374,347   .380   .796
2040   87,457   209,082   79,450   375,989   .380   .798
2041   88,309   209,619   79,644   377,573   .380   .801
2042   89,030   210,126   79,944   379,100   .380   .804
2043   89,720   210,629   80,218   380,567   .381   .807
2044   90,375   211,042   80,569   381,986   .382   .810
2045   90,932   211,390   81,034   383,356   .383   .814
2046   91,395   211,772   81,524   384,691   .385   .817
2047   91,769   212,190   82,009   385,968   .386   .819
2048   92,064   212,645   82,521   387,229   .388   .821
2049   92,285   213,246   82,931   388,462   .389   .822
2050   92,442   213,786   83,450   389,678   .390   .823
2051   92,543   214,359   83,979   390,881   .392   .823
2052   92,602   214,975   84,506   392,083   .393   .824
2053   92,630   215,572   85,086   393,288   .395   .824
2054   92,633   216,103   85,767   394,502   .397   .826
2055   92,624   216,532   86,578   395,733   .400   .828
2056   92,616   216,983   87,388   396,987   .403   .830
2057   92,623   217,469   88,175   398,266   .405   .831
2058   92,652   218,038   88,887   399,577   .408   .833
2059   92,710   218,665   89,545   400,920   .410   .833
2060   92,803   219,320   90,178   402,300   .411   .834
2061   92,934   220,003   90,774   403,711   .413   .835
2062   93,108   220,664   91,384   405,156   .414   .836
2063   93,325   221,296   92,007   406,628   .416   .837
2064   93,585   221,883   92,657   408,125   .418   .839
2065   93,885   222,373   93,384   409,642   .420   .842
2066   94,223   222,822   94,127   411,172   .422   .845
2067   94,593   223,309   94,806   412,708   .425   .848
2068   94,989   223,743   95,515   414,247   .427   .851
2069   95,407   224,115   96,258   415,780   .430   .855
2070   95,840   224,469   96,996   417,305   .432   .859
2071   96,281   224,781   97,748   418,810   .435   .863
2072   96,724   224,978   98,602   420,304   .438   .868
2073   97,163   225,151   99,463   421,777   .442   .873
2074   97,593   225,452   100,184   423,230   .444   .877
2075   98,008   225,857   100,789   424,655   .446   .880
2076   98,403   226,308   101,349   426,060   .448   .883
2077   98,773   226,828   101,837   427,439   .449   .884
2078   99,116   227,360   102,324   428,800   .450   .886
2079   99,429   227,895   102,816   430,140   .451   .887
2080   99,710   228,433   103,318   431,462   .452   .889
2081   99,961   229,024   103,786   432,771   .453   .890
2082   100,183   229,733   104,153   434,069   .453   .889
2083   100,379   230,523   104,456   435,359   .453   .889
2084   100,553   231,426   104,671   436,650   .452   .887
2085   100,710   232,383   104,842   437,935   .451   .885
2086   100,855   233,529   104,839   439,223   .449   .881
2087   100,993   234,574   104,950   440,517   .447   .878
2088   101,130   235,617   105,072   441,819   .446   .875
2089   101,272   236,651   105,207   443,129   .445   .873
2090   101,421   237,613   105,413   444,447   .444   .870
2091   101,583   238,506   105,690   445,779   .443   .869
2092   101,759   239,333   106,029   447,121   .443   .868
2093   101,953   240,097   106,428   448,478   .443   .868
2094   102,166   240,800   106,882   449,848   .444   .868
2095   102,399   241,447   107,385   451,231   .445   .869
2096   102,650   242,043   107,934   452,627   .446   .870
2097   102,921   242,597   108,517   454,035   .447   .872
2098   103,208   243,114   109,132   455,454   .449   .873
2099   103,511   243,599   109,777   456,886   .451   .876
2100   103,825   244,059   110,441   458,325   .453   .878

Low-cost:
2024   83,586   199,471   62,570   345,627   .314   .733
2025   83,907   200,458   64,294   348,659   .321   .739
2026   84,255   201,321   66,060   351,637   .328   .747
2027   84,571   202,337   67,675   354,583   .334   .752
2028   84,939   203,350   69,198   357,488   .340   .758
2029   85,526   204,279   70,606   360,410   .346   .764
2030   86,296   205,228   71,816   363,339   .350   .770
2031   87,170   206,310   72,784   366,264   .353   .775
2032   88,151   207,413   73,605   369,169   .355   .780
2033   89,168   208,571   74,309   372,048   .356   .784
2034   90,200   209,658   75,036   374,895   .358   .788
2035   91,236   210,658   75,805   377,699   .360   .793
2036   92,318   211,546   76,590   380,454   .362   .798
2037   93,503   212,617   77,032   383,152   .362   .802
2038   94,755   213,772   77,262   385,788   .361   .805
2039   96,095   214,921   77,349   388,364   .360   .807
2040   97,473   215,929   77,482   390,883   .359   .810
2041   99,020   216,816   77,510   393,346   .357   .814
2042   100,432   217,674   77,643   395,748   .357   .818
2043   101,812   218,528   77,750   398,090   .356   .822
2044   103,079   219,370   77,936   400,385   .355   .825
2045   104,134   220,263   78,236   402,633   .355   .828
2046   105,042   221,247   78,561   404,850   .355   .830
2047   105,820   222,311   78,890   407,021   .355   .831
2048   106,487   223,450   79,246   409,183   .355   .831
2049   107,059   224,765   79,508   411,331   .354   .830
2050   107,551   226,044   79,882   413,478   .353   .829
2051   107,981   227,377   80,272   415,630   .353   .828
2052   108,369   228,769   80,664   417,802   .353   .826
2053   108,728   230,156   81,116   420,000   .352   .825
2054   109,074   231,489   81,671   422,233   .353   .824
2055   109,422   232,728   82,361   424,511   .354   .824
2056   109,790   233,996   83,055   426,841   .355   .824
2057   110,195   235,299   83,732   429,226   .356   .824
2058   110,648   236,684   84,341   431,674   .356   .824
2059   111,158   238,124   84,903   434,185   .357   .823
2060   111,727   239,593   85,443   436,763   .357   .823
2061   112,361   241,089   85,951   439,401   .357   .823
2062   113,066   242,558   86,477   442,100   .357   .823
2063   113,841   243,993   87,018   444,852   .357   .823
2064   114,683   245,383   87,585   447,650   .357   .824
2065   115,585   246,675   88,227   450,487   .358   .826
2066   116,538   247,930   88,886   453,354   .359   .829
2067   117,535   249,227   89,479   456,240   .359   .831
2068   118,565   250,477   90,099   459,141   .360   .833
2069   119,617   251,676   90,754   462,047   .361   .836
2070   120,682   252,871   91,399   464,951   .361   .839
2071   121,749   254,041   92,058   467,848   .362   .842
2072   122,810   255,115   92,813   470,738   .364   .845
2073   123,854   256,188   93,573   473,615   .365   .849
2074   124,875   257,412   94,192   476,479   .366   .851
2075   125,863   258,764   94,700   479,327   .366   .852
2076   126,813   260,189   95,161   482,163   .366   .853
2077   127,719   261,712   95,554   484,986   .365   .853
2078   128,578   263,279   95,945   487,802   .364   .853
2079   129,388   264,882   96,342   490,611   .364   .852
2080   130,150   266,520   96,748   493,418   .363   .851
2081   130,865   268,244   97,121   496,229   .362   .850
2082   131,538   270,113   97,395   499,046   .361   .848
2083   132,177   272,088   97,609   501,875   .359   .845
2084   132,789   274,198   97,735   504,722   .356   .841
2085   133,383   276,380   97,825   507,588   .354   .837
2086   133,969   278,770   97,740   510,478   .351   .831
2087   134,555   281,072   97,771   513,397   .348   .827
2088   135,150   283,382   97,815   516,347   .345   .822
2089   135,762   285,622   97,946   519,329   .343   .818
2090   136,397   287,700   98,248   522,344   .341   .816
2091   137,060   289,668   98,668   525,396   .341   .814
2092   137,755   291,538   99,190   528,482   .340   .813
2093   138,484   293,319   99,803   531,606   .340   .812
2094   139,248   295,020   100,496   534,764   .341   .813
2095   140,046   296,650   101,260   537,956   .341   .813
2096   140,878   298,219   102,085   541,182   .342   .815
2097   141,739   299,738   102,960   544,437   .343   .816
2098   142,628   301,219   103,876   547,723   .345   .818
2099   143,538   302,668   104,829   551,035   .346   .821
2100   144,464   304,098   105,810   554,372   .348   .823

High-cost:
2024   82,440   197,782   62,702   342,924   .317   .734
2025   81,890   198,016   64,546   344,452   .326   .740
2026   81,242   198,125   66,455   345,822   .335   .745
2027   80,461   198,394   68,238   347,094   .344   .750
2028   79,650   198,668   69,955   348,273   .352   .753
2029   78,987   198,857   71,580   349,424   .360   .757
2030   78,448   199,069   73,031   350,549   .367   .761
2031   77,967   199,415   74,263   351,645   .372   .763
2032   77,552   199,788   75,368   352,708   .377   .765
2033   77,141   200,217   76,376   353,734   .381   .767
2034   76,718   200,578   77,426   354,722   .386   .768
2035   76,275   200,854   78,537   355,667   .391   .771
2036   75,861   201,022   79,681   356,563   .396   .774
2037   75,534   201,382   80,491   357,406   .400   .775
2038   75,264   201,832   81,097   358,193   .402   .775
2039   75,074   202,284   81,567   358,926   .403   .774
2040   74,912   202,596   82,088   359,596   .405   .775
2041   74,895   202,803   82,508   360,206   .407   .776
2042   74,752   202,978   83,034   360,764   .409   .777
2043   74,580   203,150   83,533   361,263   .411   .778
2044   74,493   203,114   84,110   361,717   .414   .781
2045   74,476   202,843   84,799   362,117   .418   .785
2046   74,443   202,525   85,513   362,482   .422   .790
2047   74,383   202,178   86,209   362,770   .426   .794
2048   74,289   201,816   86,932   363,037   .431   .799
2049   74,154   201,559   87,545   363,259   .434   .802
2050   73,977   201,207   88,260   363,445   .439   .806
2051   73,758   200,861   88,977   363,595   .443   .810
2052   73,501   200,536   89,684   363,721   .447   .814
2053   73,209   200,175   90,438   363,822   .452   .818
2054   72,885   199,733   91,283   363,901   .457   .822
2055   72,533   199,178   92,253   363,964   .463   .827
2056   72,163   198,638   93,214   364,015   .469   .833
2057   71,784   198,130   94,139   364,053   .475   .837
2058   71,399   197,706   94,981   364,086   .480   .842
2059   71,013   197,342   95,759   364,114   .485   .845
2060   70,637   197,004   96,502   364,143   .490   .848
2061   70,274   196,692   97,200   364,165   .494   .851
2062   69,920   196,365   97,905   364,190   .499   .855
2063   69,580   196,014   98,618   364,212   .503   .858
2064   69,257   195,620   99,354   364,232   .508   .862
2065   68,955   195,128   100,165   364,249   .513   .867
2066   68,674   194,593   100,992   364,259   .519   .872
2067   68,415   194,092   101,752   364,258   .524   .877
2068   68,178   193,530   102,541   364,249   .530   .882
2069   67,962   192,896   103,363   364,220   .536   .888
2070   67,764   192,230   104,179   364,173   .542   .894
2071   67,584   191,502   105,008   364,094   .548   .901
2072   67,419   190,638   105,943   364,000   .556   .909
2073   67,267   189,726   106,883   363,876   .563   .918
2074   67,123   188,917   107,685   363,726   .570   .925
2075   66,987   188,186   108,362   363,535   .576   .932
2076   66,854   187,471   108,994   363,319   .581   .938
2077   66,721   186,792   109,547   363,061   .586   .944
2078   66,586   186,092   110,100   362,777   .592   .949
2079   66,447   185,358   110,652   362,457   .597   .955
2080   66,301   184,590   111,211   362,102   .602   .962
2081   66,146   183,842   111,733   361,720   .608   .968
2082   65,980   183,178   112,149   361,307   .612   .972
2083   65,803   182,571   112,492   360,867   .616   .977
2084   65,615   182,049   112,747   360,411   .619   .980
2085   65,415   181,565   112,944   359,924   .622   .982
2086   65,205   181,246   112,968   359,419   .623   .983
2087   64,986   180,812   113,099   358,896   .626   .985
2088   64,759   180,364   113,236   358,359   .628   .987
2089   64,527   180,009   113,269   357,806   .629   .988
2090   64,292   179,732   113,210   357,234   .630   .988
2091   64,055   179,455   113,145   356,655   .630   .987
2092   63,820   179,165   113,076   356,062   .631   .987
2093   63,589   178,856   113,019   355,464   .632   .987
2094   63,362   178,520   112,975   354,857   .633   .988
2095   63,142   178,154   112,947   354,243   .634   .988
2096   62,930   177,758   112,938   353,625   .635   .989
2097   62,726   177,334   112,939   352,999   .637   .991
2098   62,532   176,883   112,955   352,369   .639   .992
2099   62,347   176,406   112,985   351,737   .640   .994
2100   62,171   175,905   113,022   351,098   .643   .996
a Ratio of the population at ages 65 and over to the population at ages 20-64.
b Ratio of the population at ages 65 and over and the population under age 20 to the population at ages 20-64.
c Estimated.
d Estimated, intermediate alternative.

Notes:
1. Historical data are subject to revision.
2. Components may not sum to totals because of rounding.