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Population in Mexico compared to Sierra Leone: Trends, Charts, Rankings

Updated on by Georank team

The latest officially reported population of Mexico was 130,861,007 in 2024 vs 8,642,022 people in Sierra Leone in 2024. In 2026, based on the adjusted UN estimation, the current Mexico's population is 133,323,134 people compared to 9,049,533 in Sierra Leone.

Population statistics:

  • Mexico's population is 14.7 times bigger than Sierra Leone's.
  • Mexico is ranked the 11th most populous country in the world, while Sierra Leone is the 101st.
  • The countries together account for 1.72% of the world: 1.61% for Mexico vs 0.11% for Sierra Leone.
  • For the last 10 years, Mexico has had an average growth rate of +0.92% per year vs +2.32% in Sierra Leone.
  • Since 2006, the population of Mexico has increased from 107M people to 133M (24.3% growth), while Sierra Leone has grown from 5.62M to 9.05M (60.9% growth).

Mexico vs Sierra Leone: population by year and forecast

Mexico
Factual

Projection
Sierra Leone
Factual

Projection
1x
Year Population
Mexico Sierra Leone
2100 131,182,639 16,111,324
2099 131,943,283 16,126,181
2098 132,700,369 16,139,280
2097 133,455,010 16,154,153
2096 134,204,227 16,164,923
2095 134,949,218 16,173,557
2094 135,687,085 16,173,155
2093 136,415,232 16,177,864
2092 137,127,644 16,175,032
2091 137,833,985 16,168,153
2090 138,527,198 16,158,415
2089 139,208,862 16,146,773
2088 139,874,924 16,133,018
2087 140,530,483 16,116,823
2086 141,174,372 16,089,780
2085 141,805,496 16,068,438
2084 142,415,948 16,044,782
2083 143,009,187 16,011,134
2082 143,579,768 15,975,073
2081 144,138,842 15,935,071
2080 144,677,451 15,896,846
2079 145,195,172 15,854,898
2078 145,691,242 15,805,607
2077 146,165,064 15,754,551
2076 146,616,674 15,699,439
2075 147,046,928 15,639,458
2074 147,455,761 15,584,377
2073 147,841,295 15,516,736
2072 148,201,143 15,446,543
2071 148,534,057 15,374,790
2070 148,848,168 15,297,449
2069 149,134,711 15,216,666
2068 149,395,717 15,128,048
2067 149,630,386 15,032,144
2066 149,842,125 14,935,222
2065 150,029,268 14,837,697
2064 150,187,992 14,740,749
2063 150,319,846 14,642,031
2062 150,424,224 14,529,557
2061 150,502,250 14,423,861
2060 150,555,648 14,311,215
2059 150,577,220 14,198,706
2058 150,569,044 14,080,827
2057 150,535,337 13,960,869
2056 150,475,242 13,836,132
2055 150,384,336 13,706,113
2054 150,263,237 13,579,802
2053 150,110,615 13,444,465
2052 149,923,918 13,303,409
2051 149,705,066 13,156,370
2050 149,450,774 13,010,109
2049 149,166,038 12,867,021
2048 148,836,849 12,716,015
2047 148,478,965 12,570,250
2046 148,081,688 12,414,307
2045 147,647,318 12,257,874
2044 147,173,101 12,092,075
2043 146,667,761 11,931,531
2042 146,123,566 11,770,467
2041 145,543,650 11,602,993
2040 144,931,633 11,431,337
2039 144,286,278 11,262,807
2038 143,601,872 11,100,099
2037 142,883,005 10,931,629
2036 142,138,929 10,760,758
2035 141,359,885 10,585,702
2034 140,554,653 10,413,826
2033 139,713,048 10,241,196
2032 138,843,644 10,062,575
2031 137,947,334 9,883,708
2030 137,023,304 9,708,038
2029 136,071,720 9,532,000
2028 135,090,755 9,360,873
2027 134,081,337 9,179,702
2026 133,042,003 9,001,269
2025 131,970,909 8,822,114
2024 130,861,007 8,642,022
2023 129,739,759 8,460,512
2022 128,613,117 8,276,807
2021 127,648,148 8,094,602
2020 126,799,054 7,912,558
2019 125,762,982 7,731,991
2018 124,573,711 7,554,563
2017 123,400,057 7,379,299
2016 122,251,351 7,205,328
2015 121,072,306 7,037,655
2014 119,784,261 6,876,385
2013 118,343,573 6,714,051
2012 116,818,208 6,551,080
2011 115,243,504 6,387,251
2010 113,623,895 6,222,714
2009 111,999,721 6,055,646
2008 110,374,288 5,894,722
2007 108,774,360 5,749,352
2006 107,253,666 5,624,466
2005 105,811,504 5,501,712
2004 104,394,131 5,355,717
2003 102,978,515 5,177,687
2002 101,548,624 4,971,435
2001 100,099,099 4,692,716
2000 98,625,552 4,423,611
1999 97,115,707 4,318,043
1998 95,575,245 4,295,785
1997 94,021,207 4,253,716
1996 92,452,702 4,199,210
1995 90,862,455 4,179,179
1994 89,259,205 4,173,105
1993 87,653,807 4,157,130
1992 86,044,809 4,166,366
1991 84,430,572 4,246,267
1990 82,820,170 4,196,828
1989 81,247,182 4,034,037
1988 79,695,531 3,934,517
1987 78,136,651 3,829,718
1986 76,585,637 3,728,380
1985 75,043,414 3,638,438
1984 73,506,846 3,558,758
1983 71,971,240 3,481,646
1982 70,433,260 3,408,183
1981 68,892,108 3,338,940
1980 67,300,334 3,272,089
1979 65,648,865 3,207,499
1978 63,979,046 3,145,517
1977 62,308,493 3,085,354
1976 60,645,512 3,028,820
1975 58,982,400 2,974,657
1974 57,320,149 2,920,459
1973 55,667,284 2,866,955
1972 54,030,168 2,814,388
1971 52,412,558 2,763,222
1970 50,814,953 2,712,286
1969 49,233,194 2,661,365
1968 47,668,303 2,611,532
1967 46,129,608 2,562,384
1966 44,629,106 2,514,638
1965 43,174,477 2,468,666
1964 41,772,049 2,424,390
1963 40,424,065 2,382,258
1962 39,129,200 2,342,242
1961 37,890,118 2,304,227
1960 36,724,615 2,268,356

Data sources: United Nations | World Population Prospects (2025–2100, retrieved 2026-03-10); World Bank | Health (1960–2024, retrieved 2026-04-06).

GeoRank.org/population/mexico/sierra-leone | CC BY

From 2006 to 2016, the population of Mexico increased by 14,997,685 people (a 14% growth), while Sierra Leone gained 1,580,862 people (a 28.1% growth).

For the next 10 years, from 2016 to 2026, Mexico gained 11,071,783 people (a 9.06% growth), while Sierra Leone's population increased by 1,844,205 people (a 25.6% growth).

Mexico was ranked 11th most populous country in 2006 and is still 11th in 2026. Sierra Leone was ranked 106th in 2006 and ranked 101st now.

The UN's World Population Prospects forecasts that in 24 years (in 2050) Mexico's population will grow by 12.1% to 149,450,774 people with a rank change from 11th to 12th. The population of Sierra Leone will increase by 43.8% to 13,010,109 people and rank change from 101st to 91st.

Mexico is projected to reach its peak in 2059 at 151M people compared to the peak of 16.2M people in 2093 for Sierra Leone.

Population growth rate by year

Mexico
Factual

Projection
Sierra Leone
Factual

Projection
1x
Year Growth rate
Mexico Sierra Leone
2100 -0.58% -0.09%
2099 -0.57% -0.08%
2098 -0.57% -0.09%
2097 -0.56% -0.07%
2096 -0.55% -0.05%
2095 -0.54% 0.002%
2094 -0.53% -0.03%
2093 -0.52% 0.02%
2092 -0.51% 0.04%
2091 -0.5% 0.06%
2090 -0.49% 0.07%
2089 -0.48% 0.09%
2088 -0.47% 0.1%
2087 -0.46% 0.17%
2086 -0.45% 0.13%
2085 -0.43% 0.15%
2084 -0.41% 0.21%
2083 -0.4% 0.23%
2082 -0.39% 0.25%
2081 -0.37% 0.24%
2080 -0.36% 0.26%
2079 -0.34% 0.31%
2078 -0.32% 0.32%
2077 -0.31% 0.35%
2076 -0.29% 0.38%
2075 -0.28% 0.35%
2074 -0.26% 0.44%
2073 -0.24% 0.45%
2072 -0.22% 0.47%
2071 -0.21% 0.51%
2070 -0.19% 0.53%
2069 -0.17% 0.59%
2068 -0.16% 0.64%
2067 -0.14% 0.65%
2066 -0.12% 0.66%
2065 -0.11% 0.66%
2064 -0.09% 0.67%
2063 -0.07% 0.77%
2062 -0.05% 0.73%
2061 -0.04% 0.79%
2060 -0.01% 0.79%
2059 0.005% 0.84%
2058 0.02% 0.86%
2057 0.04% 0.9%
2056 0.06% 0.95%
2055 0.08% 0.93%
2054 0.1% 1.01%
2053 0.12% 1.06%
2052 0.15% 1.12%
2051 0.17% 1.12%
2050 0.19% 1.11%
2049 0.22% 1.19%
2048 0.24% 1.16%
2047 0.27% 1.26%
2046 0.29% 1.28%
2045 0.32% 1.37%
2044 0.34% 1.35%
2043 0.37% 1.37%
2042 0.4% 1.44%
2041 0.42% 1.5%
2040 0.45% 1.5%
2039 0.48% 1.47%
2038 0.5% 1.54%
2037 0.52% 1.59%
2036 0.55% 1.65%
2035 0.57% 1.65%
2034 0.6% 1.69%
2033 0.63% 1.78%
2032 0.65% 1.81%
2031 0.67% 1.81%
2030 0.7% 1.85%
2029 0.73% 1.83%
2028 0.75% 1.97%
2027 0.78% 1.98%
2026 0.81% 2.03%
2025 0.85% 2.08%
2024 0.86% 2.15%
2023 0.88% 2.22%
2022 0.76% 2.25%
2021 0.67% 2.3%
2020 0.82% 2.34%
2019 0.95% 2.35%
2018 0.95% 2.38%
2017 0.94% 2.41%
2016 0.97% 2.38%
2015 1.08% 2.35%
2014 1.22% 2.42%
2013 1.31% 2.49%
2012 1.37% 2.56%
2011 1.43% 2.64%
2010 1.45% 2.76%
2009 1.47% 2.73%
2008 1.47% 2.53%
2007 1.42% 2.22%
2006 1.36% 2.23%
2005 1.36% 2.73%
2004 1.37% 3.44%
2003 1.41% 4.15%
2002 1.45% 5.94%
2001 1.49% 6.08%
2000 1.55% 2.44%
1999 1.61% 0.52%
1998 1.65% 0.99%
1997 1.7% 1.3%
1996 1.75% 0.48%
1995 1.8% 0.15%
1994 1.83% 0.38%
1993 1.87% -0.22%
1992 1.91% -1.88%
1991 1.94% 1.18%
1990 1.94% 4.04%
1989 1.95% 2.53%
1988 2% 2.74%
1987 2.03% 2.72%
1986 2.06% 2.47%
1985 2.09% 2.24%
1984 2.13% 2.21%
1983 2.18% 2.16%
1982 2.24% 2.07%
1981 2.37% 2.04%
1980 2.52% 2.01%
1979 2.61% 1.97%
1978 2.68% 1.95%
1977 2.74% 1.87%
1976 2.82% 1.82%
1975 2.9% 1.86%
1974 2.97% 1.87%
1973 3.03% 1.87%
1972 3.09% 1.85%
1971 3.14% 1.88%
1970 3.21% 1.91%
1969 3.28% 1.91%
1968 3.34% 1.92%
1967 3.36% 1.9%
1966 3.37% 1.86%
1965 3.36% 1.83%
1964 3.33% 1.77%
1963 3.31% 1.71%
1962 3.27% 1.65%
1961 3.17% 1.58%

Data sources: United Nations | World Population Prospects (2025–2100, retrieved 2026-03-10); World Bank | Health (1961–2024, retrieved 2026-04-06).

GeoRank.org/population/mexico/sierra-leone | CC BY

In 2024, the population of Mexico grew by 0.86%, while Sierra Leone's population grew by 2.15%.

Live population counters

Mexico Sierra Leone
Current population
133323134
9049533
Population rank 11/197 101/197
Percent of world population 1.61% 0.11%
One net population change
28.1 seconds
2.9 minutes
One birth every
15.5 seconds
2.03 minutes
One death every
39.5 seconds
7.5 minutes
Daily growth/decline +3,072 +497
Annual growth/decline +1,121,248 +181,510
Annual growth/decline rate +0.86% +2.15%
Population growth rate rank 110/197 47/197
One migration net change every
4.88 minutes
46.6 minutes
Annual migration change -108,037 -11,309
Net migration rank 181/196 136/196
Foreign-born residents 1,726,089 49,997
Foreign-born residents rank 42/195 151/195
Foreign-born share of population 1.3% 0.6%
Foreign-born share rank 149/195 174/195

Natural population change vs migration

Mexico
Natural

Migration
Sierra Leone
Natural

Migration
1x
Year Population change
Mexico Sierra Leone
Natural Migration Natural Migration
2025 - -108,037 - -11,309
2024 - -104,581 - -11,000
2023 1,238,366 -101,044 188,788 -4,000
2022 1,224,397 -108,438 186,625 -4,000
2021 936,682 -122,791 183,326 -1,544
2020 1,031,637 -147,456 181,015 1,292
2019 1,357,485 -169,628 181,068 -2,238
2018 1,366,076 -175,356 178,772 -2,741
2017 1,384,178 -227,499 173,259 1,234
2016 1,445,256 -304,472 168,784 4,657
2015 1,508,439 -291,044 162,275 -356
2014 1,587,620 -228,816 160,137 485
2013 1,642,609 -120,058 161,265 2,773
2012 1,656,599 -128,485 160,915 988
2011 1,659,161 -37,826 158,858 6,895
2010 1,658,682 -40,845 155,338 7,983
2009 1,661,180 -30,809 152,669 18,145
2008 1,670,846 -50,347 149,855 1,182
2007 1,684,915 -105,524 145,740 -6,042
2006 1,706,084 -244,140 144,127 -34,052
2005 1,732,663 -310,278 137,234 -1,805
2004 1,759,250 -346,912 132,661 23,897
2003 1,788,016 -369,183 130,312 69,185
2002 1,820,665 -379,812 126,429 86,578
2001 1,836,418 -378,348 116,647 227,791
2000 1,845,383 -356,433 110,754 83,013
1999 1,859,475 -328,773 102,295 -84,926
1998 1,871,650 -321,385 103,906 -76,766
1997 1,898,383 -340,546 105,433 -48,437
1996 1,922,554 -343,399 104,140 -52,110
1995 1,941,458 -340,091 100,885 -112,857
1994 1,959,775 -354,573 101,486 -77,371
1993 1,963,708 -358,039 103,317 -95,476
1992 1,956,659 -344,313 103,251 -129,565
1991 1,942,832 -326,691 105,477 -238,965
1990 1,926,480 -321,764 100,778 131,587
1989 1,927,752 -386,467 98,298 -5,079
1988 1,936,601 -374,544 96,344 9,470
1987 1,971,231 -415,521 94,235 9,558
1986 1,998,043 -451,756 90,902 7,992
1985 1,983,622 -445,447 88,869 -7,873
1984 1,960,428 -425,467 87,072 -8,708
1983 1,939,193 -402,937 84,628 -8,783
1982 1,921,772 -382,048 82,457 -11,379
1981 1,904,384 -361,791 80,111 -12,699
1980 1,893,158 -252,177 77,932 -11,641
1979 1,908,018 -246,034 75,992 -13,095
1978 1,921,419 -243,714 74,130 -13,073
1977 1,902,964 -239,521 71,663 -12,399
1976 1,891,958 -229,450 69,506 -15,686
1975 1,880,241 -216,556 67,560 -13,058
1974 1,868,809 -207,995 65,357 -11,473
1973 1,845,593 -200,688 62,443 -9,322
1972 1,823,302 -193,965 60,279 -8,267
1971 1,790,990 -185,062 58,484 -8,162
1970 1,753,370 -164,100 56,513 -4,957
1969 1,711,297 -137,051 54,768 -4,485
1968 1,671,918 -116,358 53,126 -3,743
1967 1,620,534 -98,680 51,734 -2,819
1966 1,566,170 -87,018 49,486 -2,911
1965 1,508,344 -78,288 47,223 -1,851
1964 1,447,360 -72,581 45,487 -2,308
1963 1,387,678 -66,515 43,569 -2,480
1962 1,328,319 -59,833 41,603 -2,658
1961 1,265,833 -56,174 40,022 -2,947
1960 1,206,955 -85,591 38,192 -3,528

Data sources: World Bank | Health (1960–2025, retrieved 2026-04-06).

GeoRank.org/population/mexico/sierra-leone | CC BY

Over the last 10 years, 87.5% of the population change in Mexico is from natural causes (a gain of 13,080,136 people) and 12.5% is from migration (a loss of 1,876,544 people). In Sierra Leone 99.6% is from natural causes (a gain of 1,764,049 people) and 0.41% is from migration (a loss of 7,211 people).

As of 2024, 1,726,089 residents or 1.3% of the population were not native-born in Mexico, compared to 49,997 people or 0.6% in Sierra Leone.

Biggest cities by population

Mexico
City Population
Mexico 9.21M
Tijuana 1.96M
Ecatepec de Morelos 1.93M
Leon 1.58M
Puebla 1.43M
Guadalajara 1.39M
Ciudad Juarez 1.32M
Zapopan 1.26M
Monterrey 1.14M
Ciudad Nezahualcoyotl 1.07M
Sierra Leone
City Population
Freetown 951K
Bo 234K
Kenema 188K

Compare countries by 7 more topics

Population map with other countries

1x

Data sources: World Bank | Health (1960–2024, retrieved 2026-04-06); United Nations | World Population Prospects (1960–2026, retrieved 2026-03-10); U.S. Census Bureau (1960–2025, retrieved 2026-02-08); Central Intelligence Agency (CIA) (2000–2019, retrieved 2026-02-20).

GeoRank.org/population/mexico/sierra-leone | CC BY

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Data sources:

  1. World Bank | Health (1960–2025, retrieved 2026-04-06)
  2. United Nations | World Population Prospects (1960–2100, retrieved 2026-03-10)
  3. U.S. Census Bureau (1960–2025, retrieved 2026-02-08)
  4. Central Intelligence Agency (CIA) (2000–2019, retrieved 2026-02-20)
  5. Wikidata (2026, retrieved 2026-02-08)

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