Beelu National Park

Beelu National Park is a 4,617-hectare protected area in the Darling Range east of Perth, within the Shire of Mundaring, Western Australia. Located around Mundaring Weir and the Helena River valley, it protects jarrah, marri and wandoo forest. Notable for its extensive walking and mountain biking trails including sections of the Bibbulmun Track and Munda Biddi Trail, scenic lookouts, wildflower displays and historic water supply heritage linked to Mundaring Weir.

Visitors can expect open jarrah forest, wandoo woodlands and Helena River valley scenery with granite outcrops and seasonal wildflowers. The park offers marked bushwalking trails, dedicated mountain bike trails, picnic areas at South Ledge, Fred Jacoby Park and The Dell, lookouts over Mundaring Weir and Lake C Y O'Connor, and sections of the long-distance Bibbulmun Track and Munda Biddi Trail. Facilities are basic and natural, with no large visitor buildings inside the park itself.