Aegviidu is a borough (Estonian: alev) in northern Estonia. Administratively it constitutes Aegviidu Parish (Aegviidu vald) — a rural municipality within Harju County. The municipality has a population of 838 (as of 1 January 2012) and covers an area of 11.97 km2 (5 sq mi). The population density is 70.01/km2 (181.32/sq mi).
Aegviidu is located in the crossing of the Tallinn–Saint Petersburg railway and Piibe Road (the historical Tallinn–Tartu road) in the boggy Kõrvemaa landscape region. The Aegviidu railway station is served by the Edelaraudtee's Tallinn–Tartu and Tallinn–Narva lines, and is also used as the terminus of Elektriraudtee's Tallinn–Aegviidu electric commuter trains.
The current mayor (vallavanem) is Tonis Vali
