Some of the larger villages in Lillesand municipality include Åkerøyhamn, Brekkestø, Gamle Hellesund, Helldal, Høvåg, Ribe, Skottevik, Trøe, Ulvøysund, and Vesterhus.

The prefix is lille, which means "little", was added after the founding of Christianssand in 1641 to distinguish it from the greater and more important town nearby.

The official blazon is "Azure, three anchors argent in pall annulets conjoined" (Norwegian: I blått tre sølv ankere forent i trepass).

The anchors have a tincture of argent which means it is commonly colored white, but if it is made out of metal, then silver is used.

This means the arms have a blue field (background) and the charge is an anchor with an Arctic tern flying above it.

The anchor and tern have a tincture of argent which means it is commonly colored white, but if it is made out of metal, then silver is used.

Both symbols refer to the long coastline of the municipality and the importance of fishing and shipping for the local economy.

Lillesand remained a fishing village, though even this area suffered when the herring left the coast.

"Salty Islet") is named after the salt extraction industry once there, established by Hans Nielsen Hauge.

ORP Orzeł, a Polish submarine, sank the German troopship Rio de Janeiro on 8 April 1940 off Lillesand.

Rio de Janeiro was on its way to take part in the initial landings of Operation Weserübung the next day, the invasion of Norway.

The Blindleia is an inland waterway that starts in Gamle Hellesund in Høvåg near Kristiansand in southern Norway, and continues past Lillesand.

The stream of the English Channel reaches the coast of Norway before the wave traveling around the British Islands.

The municipal council (Kommunestyre) of Lillesand is made up of 27 representatives that are elected to four year terms.

Blindleia is a 12 kilometers Inland waterway between Lillesand and Ulvøysund with much small boat traffic in the summertime.