Theewaterskloof Local Municipality covers the Elgin Valley and Overberg farmland east of Cape Town, the westernmost municipality in the Overberg District. The 2022 census counted 139,563 people across 3,261 km², up from 108,864 in 2011. Caledon is the seat, though Grabouw is the largest town.
The municipality is named for the Theewaterskloof Dam, one of the Western Cape Water Supply System’s largest reservoirs, which sits within its boundaries near Villiersdorp.
Towns and Villages in Theewaterskloof
Grabouw, in the Elgin Valley apple-growing region, is the largest town. Caledon holds the municipal offices; Villiersdorp and Riviersonderend serve the eastern farmland, and Greyton and Genadendal are smaller mountain and mission villages.
| Town | Note | Population |
|---|---|---|
| Grabouw | Elgin Valley apple town | 37,490 |
| Caledon | Municipal seat | 16,752 |
| Villiersdorp | Farming town | 11,986 |
| Genadendal | Moravian mission village | 6,784 |
| Botrivier | Farming village | 6,594 |
| Riviersonderend | Farming town | 6,284 |
| Greyton | Mountain village | 3,329 |
| Tesselaarsdal | Rural settlement | 1,500 |
Other named places in the municipality:
- Aprilskraal
- Bereaville
- Bosmanskloof
- Dennehof
- Elgin
- Helderstroom
- Klipkraal
- Middleton
- Mispah
- Morning Star
- Pampoenkraal
- Speelmansrivier
- Vyeboom
Geography
The municipality stretches from the Elgin Valley’s apple orchards near the Hottentots-Holland mountains east across the Overberg wheat plain toward the Riviersonderend range. It sits within the Overberg District, bordering Overstrand and Cape Agulhas to the south and Swellendam to the east.
The Theewaterskloof Dam, near Villiersdorp, is a key part of Cape Town’s water supply system, and its water level is closely watched during dry years.
Demographics
Population rose from 108,864 in the 2011 census to 139,563 in 2022, a 28% increase, with most growth concentrated in and around Grabouw as farmworker housing and commuter development expanded.
Afrikaans is the predominant home language across the municipality’s farming towns, with a mix of Xhosa and other languages in Grabouw’s larger workforce.
Caledon and Villiersdorp have grown more slowly than Grabouw, remaining smaller service centres for the surrounding wheat and fruit farms.
Economy and Local Life
Apple and pear orchards in the Elgin Valley around Grabouw form the economic backbone, alongside wheat and livestock farming on the wider Overberg plain and small-scale wine production near Villiersdorp.
Genadendal, founded in 1738 as South Africa’s first mission station, and nearby Greyton draw heritage and weekend tourism from Cape Town.
Grabouw’s packhouses and cold-storage facilities process fruit from across the Elgin Valley, making the town the logistical centre for one of the Western Cape’s largest apple-growing regions.
Caledon’s hot springs, historically the town’s main tourist draw, and Villiersdorp’s role as a farming service centre round out the municipality’s mix of agriculture and small-scale tourism.
Getting There
The N2 crosses the municipality through Grabouw and Caledon, linking Cape Town to the Overberg and Garden Route. Cape Town International Airport is roughly an hour’s drive west.
FAQ
What is the seat of Theewaterskloof Local Municipality? Caledon, though Grabouw is the largest town.
How many people live in Theewaterskloof? 139,563 at the 2022 census, up from 108,864 in 2011.
Which district is Theewaterskloof in? The Overberg District Municipality.
What towns are in Theewaterskloof? Grabouw, Caledon, Villiersdorp, Genadendal and Greyton among others.
How big is Theewaterskloof? 3,261 km².
What is Theewaterskloof Dam? A major reservoir near Villiersdorp supplying much of Cape Town’s water.
What is Genadendal known for? It was South Africa’s first Christian mission station, founded in 1738.
What fruit does Grabouw grow? Mainly apples and pears, in the Elgin Valley.
How far is Grabouw from Cape Town? Roughly 65 km, about an hour’s drive along the N2.
What is Theewaterskloof’s biggest town? Grabouw, with 37,490 residents, though Caledon holds the seat.
What language is most spoken? Afrikaans, across nearly all of the municipality’s towns and farms.
Is Theewaterskloof Dam open to visitors? Parts of its shoreline are accessible near Villiersdorp, though it is primarily a water-supply reservoir.