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Population in the Congo compared to Spain: Trends, Charts, Rankings

Updated on by Georank

The latest officially reported population of the Congo was 6,484,437 in 2025 vs 49,355,143 people in Spain in 2025. In 2026, based on the adjusted UN estimation, the current Congo's population is 6,718,789 people compared to 49,323,658 in Spain.

Population statistics:

  • Spain's population is 7.34 times bigger than the Congo's.
  • The Congo is ranked the 109th most populous country in the world, while Spain is the 32nd.
  • The countries together account for 0.67% of the world: 0.08% for the Congo vs 0.59% for Spain.
  • For the last 10 years, the Congo has had an average growth rate of +2.44% per year vs +0.55% in Spain.
  • Since 2006, the population of the Congo has increased from 3.84M people to 6.72M (75.1% growth), while Spain has grown from 44.4M to 49.3M (11.1% growth).

Congo vs Spain: population by year and forecast

Congo
Factual

Projection
Spain
Factual

Projection
1x
Year Population
Congo Spain
2100 20,194,267 34,221,514
2099 20,053,234 34,400,373
2098 19,906,909 34,577,450
2097 19,760,110 34,751,199
2096 19,610,521 34,917,831
2095 19,459,493 35,087,012
2094 19,306,835 35,251,362
2093 19,151,289 35,415,082
2092 18,990,577 35,577,396
2091 18,828,222 35,741,351
2090 18,663,146 35,912,083
2089 18,497,842 36,086,009
2088 18,325,571 36,257,546
2087 18,153,731 36,424,826
2086 17,979,773 36,594,101
2085 17,807,843 36,771,456
2084 17,631,386 36,951,760
2083 17,453,221 37,138,777
2082 17,270,773 37,327,720
2081 17,093,270 37,527,142
2080 16,910,570 37,732,838
2079 16,728,955 37,949,144
2078 16,542,829 38,171,047
2077 16,357,926 38,405,329
2076 16,173,005 38,654,221
2075 15,981,904 38,913,733
2074 15,791,626 39,188,284
2073 15,597,321 39,469,767
2072 15,402,110 39,765,059
2071 15,205,567 40,062,070
2070 15,009,147 40,372,388
2069 14,808,250 40,682,818
2068 14,609,790 41,005,148
2067 14,412,802 41,326,772
2066 14,211,022 41,654,672
2065 14,010,661 41,983,104
2064 13,810,933 42,321,736
2063 13,609,626 42,655,212
2062 13,405,080 42,993,328
2061 13,204,362 43,328,037
2060 13,004,957 43,648,753
2059 12,806,162 43,967,376
2058 12,609,233 44,273,756
2057 12,413,395 44,579,723
2056 12,217,406 44,885,952
2055 12,022,740 45,164,935
2054 11,824,813 45,434,986
2053 11,627,983 45,702,038
2052 11,431,875 45,951,973
2051 11,235,188 46,179,119
2050 11,039,311 46,397,620
2049 10,844,973 46,616,167
2048 10,650,230 46,812,693
2047 10,453,401 47,002,591
2046 10,258,550 47,182,235
2045 10,063,886 47,354,908
2044 9,871,213 47,514,076
2043 9,676,000 47,657,627
2042 9,482,485 47,801,904
2041 9,287,235 47,936,819
2040 9,096,577 48,066,825
2039 8,907,177 48,190,225
2038 8,719,250 48,304,880
2037 8,532,935 48,418,168
2036 8,348,719 48,528,778
2035 8,166,676 48,633,960
2034 7,985,679 48,730,594
2033 7,805,748 48,823,356
2032 7,628,440 48,914,944
2031 7,453,476 49,008,735
2030 7,284,111 49,094,273
2029 7,117,929 49,163,780
2028 6,955,268 49,223,677
2027 6,794,778 49,274,441
2026 6,638,532 49,323,658
2025 6,484,437 49,355,143
2024 6,332,961 48,848,840
2023 6,182,885 48,352,528
2022 6,035,104 47,786,102
2021 5,892,183 47,443,821
2020 5,752,791 47,359,424
2019 5,616,661 47,118,501
2018 5,483,118 46,782,011
2017 5,351,011 46,571,232
2016 5,222,536 46,458,139
2015 5,097,581 46,422,303
2014 4,975,880 46,460,733
2013 4,857,099 46,604,197
2012 4,740,450 46,773,055
2011 4,609,724 46,742,697
2010 4,462,290 46,576,897
2009 4,281,219 46,362,946
2008 4,113,517 45,954,106
2007 3,980,430 45,226,803
2006 3,837,409 44,397,319
2005 3,696,393 43,653,155
2004 3,565,554 42,921,895
2003 3,445,753 42,187,645
2002 3,350,771 41,431,558
2001 3,272,537 40,850,412
2000 3,151,345 40,567,864
1999 3,032,874 40,386,875
1998 2,952,061 40,223,509
1997 2,887,862 40,057,389
1996 2,826,785 39,889,852
1995 2,749,461 39,724,050
1994 2,673,144 39,549,108
1993 2,595,124 39,361,262
1992 2,519,465 39,157,685
1991 2,449,229 38,966,376
1990 2,380,560 38,867,322
1989 2,313,558 38,827,764
1988 2,247,653 38,766,939
1987 2,183,473 38,684,815
1986 2,120,602 38,584,624
1985 2,059,311 38,469,512
1984 1,999,528 38,330,364
1983 1,950,321 38,171,525
1982 1,910,430 37,986,012
1981 1,869,759 37,758,631
1980 1,828,985 37,491,165
1979 1,788,524 37,191,330
1978 1,748,089 36,864,898
1977 1,707,568 36,511,638
1976 1,667,225 36,137,812
1975 1,627,032 35,757,900
1974 1,582,301 35,373,335
1973 1,533,680 34,988,947
1972 1,486,468 34,604,469
1971 1,441,039 34,224,490
1970 1,397,638 33,814,531
1969 1,356,182 33,441,054
1968 1,316,519 33,113,134
1967 1,278,691 32,682,947
1966 1,242,534 32,283,194
1965 1,207,880 31,954,292
1964 1,174,816 31,609,195
1963 1,143,263 31,296,651
1962 1,113,175 31,023,366
1961 1,084,389 30,739,250
1960 1,056,732 30,455,000

Data sources: United Nations | World Population Prospects (2026–2100, retrieved 2026-07-08); World Bank | Health (1960–2025, retrieved 2026-07-08).

GeoRank.org/population/congo/spain | CC BY

From 2006 to 2016, the population of the Congo increased by 1,385,127 people (a 36.1% growth), while Spain gained 2,060,820 people (a 4.64% growth).

For the next 10 years, from 2016 to 2026, the Congo gained 1,496,253 people (a 28.6% growth), while Spain's population increased by 2,865,519 people (a 6.17% growth).

The Congo was ranked 125th most populous country in 2006 and is 109th in 2026. Spain was ranked 28th in 2006 and ranked 32nd now.

The UN's World Population Prospects forecasts that in 24 years (in 2050) the Congo's population will grow by 64.3% to 11,039,311 people with a rank change from 109th to 95th. The population of Spain will decrease by 5.93% to 46,397,620 people and rank change from 32nd to 46th.

The Congo is projected to reach its peak in 2100 at 20.2M people, while Spain's population already peaked in 2025 at 49.4M people and is projected to decrease to 34.2M people by 2100.

Population growth rate by year

Congo
Factual

Projection
Spain
Factual

Projection
1x
Year Growth rate
Congo Spain
2100 0.7% -0.52%
2099 0.74% -0.51%
2098 0.74% -0.5%
2097 0.76% -0.48%
2096 0.78% -0.48%
2095 0.79% -0.47%
2094 0.81% -0.46%
2093 0.85% -0.46%
2092 0.86% -0.46%
2091 0.88% -0.48%
2090 0.89% -0.48%
2089 0.94% -0.47%
2088 0.95% -0.46%
2087 0.97% -0.46%
2086 0.97% -0.48%
2085 1% -0.49%
2084 1.02% -0.5%
2083 1.06% -0.51%
2082 1.04% -0.53%
2081 1.08% -0.55%
2080 1.09% -0.57%
2079 1.13% -0.58%
2078 1.13% -0.61%
2077 1.14% -0.64%
2076 1.2% -0.67%
2075 1.2% -0.7%
2074 1.25% -0.71%
2073 1.27% -0.74%
2072 1.29% -0.74%
2071 1.31% -0.77%
2070 1.36% -0.76%
2069 1.36% -0.79%
2068 1.37% -0.78%
2067 1.42% -0.79%
2066 1.43% -0.78%
2065 1.45% -0.8%
2064 1.48% -0.78%
2063 1.53% -0.79%
2062 1.52% -0.77%
2061 1.53% -0.73%
2060 1.55% -0.72%
2059 1.56% -0.69%
2058 1.58% -0.69%
2057 1.6% -0.68%
2056 1.62% -0.62%
2055 1.67% -0.59%
2054 1.69% -0.58%
2053 1.72% -0.54%
2052 1.75% -0.49%
2051 1.77% -0.47%
2050 1.79% -0.47%
2049 1.83% -0.42%
2048 1.88% -0.4%
2047 1.9% -0.38%
2046 1.93% -0.36%
2045 1.95% -0.33%
2044 2.02% -0.3%
2043 2.04% -0.3%
2042 2.1% -0.28%
2041 2.1% -0.27%
2040 2.13% -0.26%
2039 2.16% -0.24%
2038 2.18% -0.23%
2037 2.21% -0.23%
2036 2.23% -0.22%
2035 2.27% -0.2%
2034 2.31% -0.19%
2033 2.32% -0.19%
2032 2.35% -0.19%
2031 2.33% -0.17%
2030 2.33% -0.14%
2029 2.34% -0.12%
2028 2.36% -0.1%
2027 2.35% -0.1%
2026 2.38% -0.06%
2025 2.39% 1.04%
2024 2.43% 1.03%
2023 2.45% 1.19%
2022 2.43% 0.72%
2021 2.42% 0.18%
2020 2.42% 0.51%
2019 2.44% 0.72%
2018 2.47% 0.45%
2017 2.46% 0.24%
2016 2.45% 0.08%
2015 2.45% -0.08%
2014 2.45% -0.31%
2013 2.46% -0.36%
2012 2.84% 0.06%
2011 3.3% 0.36%
2010 4.23% 0.46%
2009 4.08% 0.89%
2008 3.34% 1.61%
2007 3.73% 1.87%
2006 3.81% 1.7%
2005 3.67% 1.7%
2004 3.48% 1.74%
2003 2.83% 1.82%
2002 2.39% 1.42%
2001 3.85% 0.7%
2000 3.91% 0.45%
1999 2.74% 0.41%
1998 2.22% 0.41%
1997 2.16% 0.42%
1996 2.81% 0.42%
1995 2.85% 0.44%
1994 3.01% 0.48%
1993 3% 0.52%
1992 2.87% 0.49%
1991 2.88% 0.25%
1990 2.9% 0.1%
1989 2.93% 0.16%
1988 2.94% 0.21%
1987 2.96% 0.26%
1986 2.98% 0.3%
1985 2.99% 0.36%
1984 2.52% 0.42%
1983 2.09% 0.49%
1982 2.18% 0.6%
1981 2.23% 0.71%
1980 2.26% 0.81%
1979 2.31% 0.89%
1978 2.37% 0.97%
1977 2.42% 1.03%
1976 2.47% 1.06%
1975 2.83% 1.09%
1974 3.17% 1.1%
1973 3.18% 1.11%
1972 3.15% 1.11%
1971 3.11% 1.21%
1970 3.06% 1.12%
1969 3.01% 0.99%
1968 2.96% 1.32%
1967 2.91% 1.24%
1966 2.87% 1.03%
1965 2.81% 1.09%
1964 2.76% 1%
1963 2.7% 0.88%
1962 2.65% 0.92%
1961 2.62% 0.93%

Data sources: United Nations | World Population Prospects (2026–2100, retrieved 2026-07-08); World Bank | Health (1961–2025, retrieved 2026-07-08).

GeoRank.org/population/congo/spain | CC BY

In 2025, the population of the Congo grew by 2.39%, while Spain's population grew by 1.04%.

Live population counters

Congo Spain
Current population
6718789
49323658
Population rank 109/197 32/197
Percent of world population 0.08% 0.59%
One net population change
3.48 minutes
1.04 minutes
One birth every
2.73 minutes
1.66 minutes
One death every
13.3 minutes
1.21 minutes
Daily growth/decline +415 +1,387
Annual growth/decline +151,476 +506,303
Annual growth/decline rate +2.39% +1.04%
Population growth rate rank 31/197 98/197
One migration net change every
2.93 hours
5.45 minutes
Annual migration change -2,999 +96,630
Net migration rank 108/196 17/196
Foreign-born residents 385,589 8,870,527
Foreign-born residents rank 91/195 6/195
Foreign-born share of population 6.1% 18.5%
Foreign-born share rank 86/195 32/195

Natural population change vs migration

Congo
Natural

Migration
Spain
Natural

Migration
1x
Year Population change
Congo Spain
Natural Migration Natural Migration
2025 - -2,999 - 96,630
2024 153,150 -2,491 -117,237 111,674
2023 150,486 -995 -116,046 119,099
2022 147,076 -995 -133,801 299,779
2021 144,241 -4,476 -113,865 144,385
2020 143,492 -4,472 -151,551 236,854
2019 139,513 -6,268 -56,542 464,783
2018 142,704 -8,856 -56,139 337,467
2017 141,973 -11,601 -32,600 201,135
2016 141,358 -14,783 0 106,474
2015 141,539 -18,207 -4,642 -1,979
2014 141,674 -21,598 32,522 -97,870
2013 142,080 -24,605 37,284 -250,741
2012 142,464 -26,643 51,450 -153,486
2011 140,371 5,262 84,137 60,761
2010 136,908 12,318 102,469 69,406
2009 126,904 86,014 106,635 129,557
2008 120,711 1,774 133,267 434,135
2007 112,459 31,239 108,545 772,317
2006 106,876 35,475 110,994 659,720
2005 101,344 38,337 78,576 629,803
2004 96,577 25,412 85,844 661,158
2003 91,326 26,280 54,844 658,428
2002 88,497 -16,140 53,861 737,880
2001 84,876 -764 44,936 181,307
2000 78,491 79,780 36,512 176,269
1999 76,204 2,470 8,077 178,559
1998 72,450 10,500 4,022 182,926
1997 66,149 -20,704 20,028 165,345
1996 75,628 1,085 11,967 162,704
1995 74,189 3,747 15,889 162,434
1994 72,857 1,850 31,639 160,407
1993 71,119 10,218 47,234 160,907
1992 69,973 0 62,652 177,544
1991 68,534 1,966 58,450 122,841
1990 67,241 -395 66,075 -30,684
1989 65,944 1,214 81,538 -25,892
1988 64,629 22 100,794 -17,663
1987 63,183 525 116,054 -12,681
1986 61,669 367 131,188 -13,540
1985 60,359 182 146,184 -589
1984 59,028 0 172,487 2,754
1983 58,120 -18,720 183,223 1,241
1982 57,036 -16,664 231,714 -7,384
1981 56,603 -15,630 237,879 2,563
1980 55,550 -14,972 281,184 20,166
1979 54,723 -14,378 312,407 -5,929
1978 53,885 -13,356 339,157 -2,504
1977 53,179 -12,673 361,465 -1,332
1976 52,148 -11,971 375,834 2,804
1975 51,155 -10,944 371,882 -218
1974 49,563 -312 396,182 105,838
1973 48,017 -22 374,381 8,624
1972 46,427 0 391,030 7,935
1971 44,431 0 369,625 7,363
1970 42,374 0 378,723 -60,580
1969 40,532 0 367,851 -49,956
1968 38,786 0 387,423 -46,088
1967 36,866 0 402,001 -42,344
1966 35,452 0 397,084 -41,467
1965 33,865 0 405,819 -42,476
1964 32,270 0 429,885 -41,461
1963 30,832 0 394,338 -44,446
1962 29,342 0 384,690 -45,211
1961 28,220 0 396,537 -46,517
1960 27,094 0 398,960 -154,869

Data sources: World Bank | Health (1960–2025, retrieved 2026-07-08).

GeoRank.org/population/congo/spain | CC BY

Over the last 10 years, 95.2% of the population change in the Congo is from natural causes (a gain of 1,445,532 people) and 4.82% is from migration (a loss of 73,144 people). In Spain 27.9% is from natural causes (a loss of 782,423 people) and 72.1% is from migration (a gain of 2,019,671 people).

As of 2024, 385,589 residents or 6.1% of the population were not native-born in the Congo, compared to 8,870,527 people or 18.5% in Spain.

Biggest cities by population

Congo
City Population
Brazzaville 2.15M
Pointe-Noire 1.42M
Kayes 127K
Madingou 36.2K
Gamboma 26.1K
Kinkala 12.1K
Spain
City Population
Madrid 3.51M
Barcelona 1.73M
Tenerife 955K
Valencia 841K
Zaragoza 693K
Seville 689K
Malaga 599K
Palma de Mallorca 435K
Las Palmas 382K
Alicante 366K

Compare countries by 7 more topics

Population map with other countries

1x

Data sources: World Bank | Health (1960–2025, retrieved 2026-07-08); United Nations | World Population Prospects (1960–2026, retrieved 2026-07-08); U.S. Census Bureau (1960–2025, retrieved 2026-07-08); Central Intelligence Agency (CIA) (2000–2019, retrieved 2026-07-08).

GeoRank.org/population/congo/spain | CC BY

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Data sources:

  1. World Bank | Health (1960–2025, retrieved 2026-07-08)
  2. United Nations | World Population Prospects (1960–2100, retrieved 2026-07-08)
  3. U.S. Census Bureau (1960–2025, retrieved 2026-07-08)
  4. Central Intelligence Agency (CIA) (2000–2019, retrieved 2026-07-08)
  5. Wikidata (2026, retrieved 2026-07-08)

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