Rivers
Analyzing the protected area boundaries, riverine topography, and regional environmental landscape
Comprehensive Geographic Profile and Mapped Terrain of Onkaparinga River National Park in South Australia
This geographic profile details the structured land characteristics of Onkaparinga River National Park in South Australia. The data includes the 15.42 square kilometer boundary extent alongside an analysis of the upland relief, riverine corridors, and temperate forest habitats that define this protected landscape.

River gorge wilderness on Adelaide's southern doorstep
Onkaparinga River National Park
Onkaparinga River National Park is a protected area in the Australian state of South Australia, situated approximately 32 kilometres south of Adelaide city centre. The park encompasses the dramatic gorge and floodplain of the Onkaparinga River east of Main South Road, protecting a significant remnant of natural landscape in the Mount Lofty Ranges region. Established in 1993, the park represents an important conservation effort to preserve the natural character of the river corridor, its native vegetation, and the wildlife habitats that persist despite more than a century of surrounding agricultural and urban development. The park forms part of a larger conservation and recreation reserve that includes the adjoining Onkaparinga River Recreation Park, collectively known as the Onkaparinga River Reserve.
- Location
- Australia
- Park type
- National park
- Established
- 1993
- Area
- 15.4 km²
Regional position and administrative boundaries within South Australia
Onkaparinga River National Park: Geographic Location in Australia
- Countries
- Australia
- Regions
- South Australia
- Primary location
- South Australia
- Geographic setting
- Inland
Interactive boundary geometry and derived spatial measurements
Onkaparinga River National Park Boundary Map and Spatial Extent
- Boundary area
- 15.4 km²
- Boundary perimeter
- 38 km
- Northernmost point
- 35.1333° S
- Southernmost point
- 35.1849° S
- Easternmost point
- 138.6084° E
- Westernmost point
- 138.5021° E
- Geographic centre
- 35.1592° S, 138.5642° E
- North–south span
- 5.7 km
- East–west span
- 9.7 km
Upland terrain classifications and recorded river data
Onkaparinga River National Park Terrain and Named Features
Selected named natural features
Interpreting upland relief, major water bodies, and partial forest cover
Onkaparinga River National Park Environmental Classifications and Physical Settings
- Relief
- Upland
- Water
- Major water bodies
- Forest cover
- Partial forest
- Seasonality
- Year-round
Landscape features
Rivers · Valleys · Cliffs · Forest · Grassland · Hills
Habitat types
Riverine habitat · Temperate broadleaf forest · Grassland
Discover Connected Protected Landscapes and Regional Park Geography in South Australia
Explore Nearby National Parks and Protected Areas Beyond Onkaparinga River National Park
North
Glenthorne National Park, Ityamaiitpinna Yarta: Exploring South Australia's National Park Geography
Understand the park's protected landscape and mapped context.
Glenthorne National Park, Ityamaiitpinna Yarta represents a key protected area within South Australia, offering focused insights into its geographic placement and landscape characteristics. As a national park, it serves as an important entity for understanding regional natural landscapes and the mapped distribution of protected lands across the state. Explore its specific context within South Australia's broader geography.
- Established
- 2020
- Scope
- Terrestrial
- Water
- Minor water

Northeast
Belair National Park National Park: South Australia Protected Landscape and Map Exploration
Explore the geographic context and mapped boundaries of this South Australian protected area.
Belair National Park represents a significant protected land entity within South Australia, offering specific geographic insights relevant to atlas exploration. As a designated national park, its mapped boundaries and landscape character are essential for understanding regional conservation efforts. This profile provides foundational information on the park's identity as a protected natural area, anchoring its position within the geography of South Australia for detailed map-based discovery and regional context.
- Area
- 8.35 km²
- Established
- 1891
- IUCN
- II
- Visitors
- 358.6K annual

Southeast
Finniss Conservation Park Mapping and Geographic Profile in South Australia
Exploring protected scrub and river valley landscapes
Finniss Conservation Park features a compact but topographically diverse landscape characterized by rocky outcrops, ridge systems, and dense forest associations. Located in the South Mount Lofty Ranges, this nature reserve serves as an important ecological reference point for the region. Use this geographic entry to examine the park boundaries and its position along the Heysen Trail corridor.
- Area
- 1.23 km²
- Established
- 1976
- IUCN
- III
- Relief
- Mountain
Northeast
Cleland National Park: Mapped Protected Landscape and Regional Geographic Context
Discover the natural terrain and park boundaries within Adelaide Hills.
Cleland National Park offers a critical lens into the protected landscapes of South Australia's Adelaide Hills. As a national park, its mapped boundaries and geographic position are key elements for understanding regional natural terrain. This resource facilitates atlas-style exploration of Cleland National Park, highlighting its importance within the conservation framework and providing a foundation for detailed geographic study.
- Area
- 11.25 km²
- Established
- 1945
- IUCN
- II
- Visitors
- 100K annual
Southeast
Cox Scrub Conservation Park: Protected Sandy Heaths and Eucalyptus Forests in South Australia
A rare, minimally disturbed nature reserve in the Mount Lofty Ranges
Cox Scrub Conservation Park functions as a significant botanical reference point, preserving an unusual habitat of low open forest and heathland on nutrient-poor sandy soils. This South Australian nature reserve offers an intact look at the transition zone between ranges and coastal plains, supporting diverse bird species within its protected borders.
- Area
- 5.44 km²
- Established
- 1970
- IUCN
- III
- Relief
- Upland
Northeast
Giles Conservation Park: Protected Nature Reserve and Adelaide Hills Geography Map
Exploring native woodland terrain and regional trail corridors
Giles Conservation Park protects a significant pocket of remnant eucalypt woodland within the Adelaide Hills of South Australia. Located near Norton Summit, the reserve preserves native habitats that support western grey kangaroos and koalas while providing a key segment for the Heysen and Yurrebilla long distance walking trails. This landscape is a fundamental part of the foothills ecosystem and a notable feature in local topographic study.
- Area
- 1.09 km²
- Established
- 2007
- IUCN
- III
- Water
- Minor water
Northeast
Horsnell Gully Conservation Park: Geographic Overview and Protected Landscape Mapping
Rugged gorges and native woodland in the Adelaide Hills
Horsnell Gully Conservation Park offers a dense concentration of natural features, including dramatic ridgelines and seasonal water flow, within the Mount Lofty Ranges. This protected area serves as a key segment of the Heysen Trail, highlighting its role in the regional geography of South Australia. Learn about the physical landforms and ecological character of this urban-adjacent nature reserve.
- Area
- 1.37 km²
- Established
- 1947
- IUCN
- III
- Relief
- Mountain
Southeast
Bullock Hill Conservation Park: Protected Eucalypt Woodland and Terrain Map
Natural reserves and regional geography in South Australia
Bullock Hill Conservation Park features a 188-metre landmark hill surrounded by native eucalypt forest and acacia-rich woodland. This protected area represents a vital slice of regional geography in the southern foothills of the Mount Lofty Ranges, providing a focused example of local biodiversity and preserved natural terrain within a rural landscape.
- Area
- 2.21 km²
- Established
- 2014
- IUCN
- III
- Relief
- Upland
Continue Exploring Onkaparinga River National Park's Mapped Geography and Atlas Context
Deepen your understanding of Onkaparinga River National Park by tracing its protected boundaries and regional geographic features. This detailed atlas perspective allows for precise landscape exploration and comparison within South Australia's natural heritage. Engage with the specific mapping data available for this national park to build a comprehensive geographic profile.