1 E8 m²
This page is a progressive and labeled list of the SI area orders of magnitude, with certain examples appended to some list objects.
Factor (m^{2})  Multiple  Value  Item 

10^{−70}  2.6×10^{−70} m^{2}  Planck area, $\backslash frac\{G\; \backslash hbar\}\{c^3\}$^{[1]}  
10^{−52}  10^{−52} m^{2}  1 shed^{[2]}  
...  
10^{−30}  1 square femtometre (fm^{2})  
10^{−28}  10^{−28} m^{2}  1 barn, roughly the crosssectional area of an uranium nucleus^{[3]}  
10^{−24}  1 square picometre (pm^{2})  
10^{−20}  1 square angstrom (Å^{2})  
10^{−19}  5×10^{−19} m^{2}  Area of a lipid bilayer, per molecule^{[4]}  
7.526×10^{−19} m^{2}  Surface area of the 20 standard amino acids^{[5]}  
10^{−18}  1 square nanometre (nm^{2})  
10^{−16}  1×10^{−16} m^{2}  Globular proteins: solventaccessible surface area of a typical globular protein, having a typical molecular weight of ~35000 daltons (quite variable)^{[6]}  
10^{−14}  1.7×10^{−14} m^{2}  Crosssectional area of a nuclear pore complex in vertebrates^{[7]}  
10^{−12}  1 square micrometre (μm^{2})  6×10^{−12} m^{2}  Surface area of an E. coli bacterium^{[8]} 
10^{−10}  1×10^{−10} m^{2}  Surface area of a red blood cell^{[9]}  
10^{−9}  6110×10^{−9} m^{2}  Range of common LCD screen pixel sizes^{[10]}  
7×10^{−9} m^{2}  Area of a dot printed using 300 dots per inch resolution^{[11]}  
8×10^{−9} m^{2}  Crosssectional area of a straight human hair that is 100 um^{[12]} in diameter^{[13]} 
Factor (m^{2})  Multiple  Value  Item 

10^{−8}  5.5×10^{−8} m^{2}  Size of a pixel on a typical modern computer display  
10^{−7}  24×10^{−7} m^{2}  Crosssectional area of a mechanical pencil lead (0.50.7 mm in diameter)^{[14]}  
10^{−6}  1 square millimetre (mm^{2})  1–2 mm^{2}  Area of a human fovea^{[15]} 
2 mm^{2}  Area of the head of a pin  
10^{−5}  30–50 mm^{2}  Area of a 6–8 mm hole punched in a piece of paper by a hole punch^{[16]}  
10^{−4}  1 square centimetre (cm^{2})  2.9 cm^{2}  Area of one side of a U.S. penny^{[17]}^{[18]} 
5 cm^{2}  Area of a typical postage stamp  
10^{−3}  11 cm^{2}  Area of a human retina^{[19]}  
46 cm^{2}  Area of the face of a credit card^{[20]}  
48 cm^{2}  Largest side of a cigarette box  
10^{−2}  1 square decimetre (dm^{2})  0.01 m^{2}  Index card (3 × 5 inches)^{[21]} 
0.060 m^{2}  American letter paper (11 × 8.5 inches, "A" size)  
0.0625 m^{2}  International A4 paper (210 × 297 mm)  
0.093 m^{2}  1 square foot^{[22]}  
10^{−1}  0.125 m^{2}  International A3 paper (297 × 420 mm)  
0.18 m^{2}  Surface area of a basketball (diameter 24 cm)^{[23]}^{[24]}  
0.250 m^{2}  International A2 paper (420 × 594 mm)  
0.500 m^{2}  International A1 paper (594 × 841 mm) 
Factor (m^{2})  Multiple  Value  Item 

10^{0}  1 square metre  1 m^{2}  International A0 paper (841 × 1189 mm) 
1.73 m^{2}  A number commonly used as the average body surface area of a human^{[25]}  
2–4 m^{2}  Area of the top of an office desk  
10^{1}  10–20 m^{2}  A parking space  
70 m^{2}  Approximate surface area of a human lung^{[26]}  
10^{2}  1 square decametre (dam^{2})  100 m^{2}  One are (a) 
162 m^{2}  Size of a volleyball court (18 × 9 metres)^{[27]}  
202 m^{2}  Floor area of a median suburban threebedroom house in the US in 2010: 2,169 sq ft (201.5 m^{2})^{[28]}  
261 m^{2}  Size of a tennis court^{[29]}  
10^{3}  1,250 m^{2}  Surface area of the water in an Olympicsize swimming pool^{[30]}  
4,047 m^{2}  1 acre^{[31]}  
5,400 m^{2}  Size of an American football field^{[32]}^{[33]}  
7,140 m^{2}  Size of a typical football (soccer) field^{[34]}^{[35]}  
10^{4}  1 square hectometre (hm^{2})  10^{4} m^{2}  Area of a city block (very approximate)^{[36]} 
10,000 m^{2}  1 hectare (ha)^{[37]}  
53,000 m^{2}  Base of the Great Pyramid of Giza^{[38]}^{[39]}  
10^{5}  190,000 m^{2}  Irish National Botanic Gardens  
440,000 m^{2}  Vatican City^{[40]}  
600,000 m^{2}  Total floor area of the Pentagon^{[41]}  
10^{6}  1 square kilometre (km^{2})  2 km^{2}  Monaco (country ranked 192nd by area)^{[42]} 
2.59 km^{2}  1 square mile^{[43]}  
2.9 km^{2}  City of London (not all of modern London)^{[44]}  
10^{7}  59.5 km^{2}  Manhattan Island (land area)^{[45]}  
61 km^{2}  San Marino^{[46]} 
Factor (m^{2})  Multiple  Value  Item 

10^{8}  105 km^{2}  Paris (inner city only)^{[47]}  
~120 km^{2}  Walt Disney World^{[48]}  
272 km^{2}  Taipei City^{[49]}  
630 km^{2}  Toronto^{[50]}  
10^{9}  1100 km^{2}  Hong Kong^{[51]}  
1290 km^{2}  Los Angeles, California, USA (city)^{[52]}  
1800 km^{2}  Surface area of a typical neutron star  
1962 km^{2}  Jacksonville, Florida; largest city in the Continental US  
2188 km^{2}  Tokyo^{[53]}  
5700 km^{2}  Bali  
8028 km^{2}  Community of Madrid, Spain  
10^{10}  11,000 km^{2}  Jamaica^{[54]}  
68,870 km^{2}  Lake Victoria^{[55]}  
84,000 km^{2}  Austria^{[56]}  
10^{11}  100,000 km^{2}  South Korea^{[57]}  
167,996 km^{2}  Jiuquan in China; (largest city in the world)  
300,000 km^{2}  Italy^{[58]}  
357,000 km^{2}  Germany^{[59]}  
377,900 km^{2}  Japan^{[60]}  
510,000 km^{2}  Spain^{[61]}  
780,000 km^{2}  Turkey^{[62]}  
10^{12}  1 square megametre (Mm^{2})  1.0 Mm^{2}  Egypt (country ranked 29th by area)^{[63]} 
3.10 Mm^{2}  Sakha (Yakutia) Republic in Russia (largest subnational governing body)  
7.74 Mm^{2}  Australia (country ranked 6th by area)^{[64]}  
9 Mm^{2}  Largest extent of the Roman Empire  
10^{13}  10 Mm^{2}  Canada (including water)^{[65]}  
14 Mm^{2}  Antarctica^{[66]}  
14 Mm^{2}  Arable land worldwide^{[67]}  
17 Mm^{2}  Russia (country ranked 1st by area)^{[68]}  
30 Mm^{2}  Africa^{[69]}  
36 Mm^{2}  Largest extent of the British Empire  
38 Mm^{2}  Surface area of the Moon^{[70]}  
77 Mm^{2}  Atlantic Ocean^{[71]}  
10^{14}  144 Mm^{2}  Surface area of Mars^{[72]}  
150 Mm^{2}  Land area of Earth^{[73]}  
156 Mm^{2}  Pacific Ocean^{[74]}  
360 Mm^{2}  Water area of Earth^{[73]}  
510 Mm^{2}  Total surface area of Earth^{[73]} 
Factor (m^{2})  Multiple  Value  Item 

10^{15}  1x10^{15} m^{2}  Surface area of the white dwarf, Van Maanen's star  
7.6x10^{15} m^{2}  Neptune^{[75]}  
10^{16}  4.3x10^{16} m^{2}  Saturn^{[76]}  
6.1x10^{16} m^{2}  Jupiter,^{[77]} the "surface" area of the spheroid (calculated from the mean radius as reported by NASA). The crosssectional area of Jupiter, which is the same as the "circle" of Jupiter seen by an approaching spacecraft, is exactly four times smaller than the surfacearea of the overall sphere, which in the case of Jupiter is approximately 1.535e+16 square meters.  
10^{17}  26x10^{17} m^{2}  Surface area of the Brown Dwarf star CT Chamaeleontis.  
4.6×10^{17} m^{2}  Area swept by the Moon's orbit of Earth  
10^{18}  1 square gigametre (Gm^{2})  6.1×10^{18} m^{2}  Surface area of the Sun^{[78]} 
10^{19}  3.0x10^{19} m^{2}  Surface area of the star Vega  
10^{20}  
10^{22}  1.1×10^{22} m^{2}  Area swept by Mercury's orbit around the Sun  
3.7×10^{22} m^{2}  Area swept by Venus' orbit around the Sun  
7.1×10^{22} m^{2}  Area swept by Earth's orbit around the Sun  
10^{23}  1.6×10^{23} m^{2}  Area swept by Mars' orbit around the Sun  
2.81×10^{23} m^{2}  Surface area of a sphere with a radius of 1 AU  
10^{24}  1 square terametre (Tm^{2})  1.9×10^{24} m^{2}  Area swept by Jupiter's orbit around the Sun 
6.4×10^{24} m^{2}  Area swept by Saturn's orbit around the Sun  
8.5×10^{24} m^{2}  Surface area of the red supergiant star Betelgeuse  
10^{25}  2.4×10^{25} m^{2}  Surface area of the largest known star, the Hypergiant VY Canis Majoris  
2.6×10^{25} m^{2}  Area swept by Uranus' orbit around the Sun  
6.4×10^{25} m^{2}  Area swept by Neptune's orbit around the Sun  
10^{26}  1.1×10^{26} m^{2}  Area swept by Pluto's orbit around the Sun 
Factor (m^{2})  Value  Item 

...  
10^{32}  2×10^{32} m^{2}  Roughly the surface area of an Oort Cloud 
3×10^{32} m^{2}  Roughly the surface area of a Bok globule  
...  
10^{34}  3×10^{34} m^{2}  Roughly the surface area of The Bubble 
...  
10^{41}  7×10^{41} m^{2}  Roughly the area of Milky Way's galactic disk 
References
