Category:Buildings and structures completed in 1820

• Religious buildings and structures completed in 1820‎ (2 C, 1 P)

B

• Bridges completed in 1820‎ (9 P)

C

• Commercial buildings completed in 1820‎ (1 C, 11 P)

E

• Event venues established in 1820‎ (3 C)

G

• Government buildings completed in 1820‎ (7 P)

I

• Industrial buildings completed in 1820‎ (12 P)
• Infrastructure completed in 1820‎ (4 C, 3 P)

M

• Masonic buildings completed in 1820‎ (1 P)

R

• Residential buildings completed in 1820‎ (2 C)

S

• School buildings completed in 1820‎ (5 P)
• Sports venues completed in 1820‎ (1 P)

T

• Theatres completed in 1820‎ (1 P)
• Towers completed in 1820‎ (1 C, 4 P)

W

• Windmills completed in 1820‎ (3 P)

B

• Beehive Mill

C

• Cedarock Park Historic District
• Cynthiana Commercial District

D

• Doyle Monument

G

• Gainesville Commercial Historic District
• Garner Mill
• Great Drain

H

• Hayward and Kibby Mill
• Hurley Road Historic District

J

• Johnsontown Tobacco Barn No. 2

K

• Kromberg Barn

L

• J. Lindsay Barn
• Lovett's by Lafayette Brook

M

• Maplewood (Pembroke, Kentucky)
• Middle Reaches of Boone Creek Rural Historic District
• Monroe Commercial Historic District

N

• New England Lodge
• North West Castle

P

• Park Farm (Grafton, Vermont)

S

• Sharjah Fort
• Silver Lake Farm
• Soufari Sarai
• Stone Schoolhouse

T

• The Tavern at Old Church

V

• Vaughn's Stage Coach Stop

W

• Warsaw Historic District (Warsaw, Kentucky)
• Wolf Cemetery