List of leap years in the 21st century

Leap days allow Earth to catch up to the position it was 4 years prior.

What is a leap year and how to calculate leap years?

The length of one year is 365 days, 5 hours, 48 minutes and 45 seconds. This is difficult to calculate, so a regular year has been given 365 days and a leap year has been given 366 days.

In leap years, February 29th is added as a leap day, which does not occur in a regular year. A leap year is every 4 years, but not every 100 years, then every 400 years.

What is a leap year and list of leap years in the 21st century.
What is a leap year and list of leap years in the 21st century.

The year 2021 is a leap year?

The year 2021 is not a leap year. The last leap year was 2020, the next will be 2024.

The year of 2021 is of 365 days.

Special Leap Year 2000

The year 2000 was somewhat unique as it was the first instance when the third criterion was used in most parts of the world since the start of the transition from the Julian calendar to the Gregorian calendar in 1582.

List of leap years in the 21st century

The following is the complete list of leap years for the 21st century (from year 2001 to 2100):

2004, 2008, 2012, 2016, 2020, 2024, 2028, 2032, 2036, 2040, 2044, 2048, 2052, 2056, 2060, 2064, 2068, 2072, 2076, 2080, 2084, 2088, 2092, 2096.

List of leap years from 1900 to 2020

There are 30 leap years between 1900 and 2020:

1904, 1908, 1912, 1916, 1920, 1924, 1928, 1932, 1936, 1940, 1944, 1948, 1952, 1956, 1960, 1964, 1968, 1972, 1976, 1980, 1984, 1988, 1992, 1996, 2000, 2004, 2008, 2012, 2016, 2020

List of leap years from 1800 to 2400

1804
1808
1812
1816
1820
1824
1828
1832
1836
1840
1844
1848
1852
1856
1860
1864
1868
1872
1876
1880
1884
1888
1892
1896
1904
1908
1912
1916
1920
1924
1928
1932
1936
1940
1944
1948
1952
1956
1960
1964
1968
1972
1976
1980
1984
1988
1992
1996
2000
2004
2008
2012
2016
2020
2024
2028
2032
2036
2040
2044
2048
2052
2056
2060
2064
2068
2072
2076
2080
2084
2088
2092
2096
2104
2108
2112
2116
2120
2124
2128
2132
2136
2140
2144
2148
2152
2156
2160
2164
2168
2172
2176
2180
2184
2188
2192
2196
2204
2208
2212
2216
2220
2224
2228
2232
2236
2240
2244
2248
2252
2256
2260
2264
2268
2272
2276
2280
2284
2288
2292
2296
2304
2308
2312
2316
2320
2324
2328
2332
2336
2340
2344
2348
2352
2356
2360
2364
2368
2372
2376
2380
2384
2388
2392
2396
2400
List of leap years

How to determine whether a year is a leap year

To determine whether a year is a leap year, follow these steps:

  1. If the year is evenly divisible by 4, go to step 2. Otherwise, go to step 5.
  2. If the year is evenly divisible by 100, go to step 3. Otherwise, go to step 4.
  3. If the year is evenly divisible by 400, go to step 4. Otherwise, go to step 5.
  4. The year is a leap year (it has 366 days).
  5. The year is not a leap year (it has 365 days).

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