Onderstepoort Nature Reserve
Sub Place 799037003 from Census 2011
- Area
 - 30.11 km²
 - Population
 - 310 (10.30 per km²)
 - Households
 - 143 (4.75 per km²)
 
Gender
 | People | Percentage | 
|---|
| Male | 159 | 51.29% | 
| Female | 151 | 48.71% | 
Age
 | People | Percentage | 
|---|
| 0–4 | 25 | 8.06% | 
| 5–9 | 17 | 5.48% | 
| 10–14 | 17 | 5.48% | 
| 15–19 | 17 | 5.48% | 
| 20–24 | 54 | 17.42% | 
| 25–29 | 46 | 14.84% | 
| 30–34 | 17 | 5.48% | 
| 35–39 | 19 | 6.13% | 
| 40–44 | 17 | 5.48% | 
| 45–49 | 23 | 7.42% | 
| 50–54 | 30 | 9.68% | 
| 55–59 | 16 | 5.16% | 
| 60–64 | 8 | 2.58% | 
| 65–69 | 2 | 0.65% | 
| 70–74 | 1 | 0.32% | 
| 75–79 | 0 | 0.00% | 
| 80–84 | 0 | 0.00% | 
| 85+ | 1 | 0.32% | 
Population group
 | People | Percentage | 
|---|
| Black African | 232 | 74.84% | 
| White | 72 | 23.23% | 
| Coloured | 3 | 0.97% | 
| Indian or Asian | 3 | 0.97% | 
First language
 | People | Percentage | 
|---|
| Sepedi | 112 | 36.13% | 
| Afrikaans | 65 | 20.97% | 
| Sesotho | 27 | 8.71% | 
| English | 24 | 7.74% | 
| Other | 22 | 7.10% | 
| Setswana | 18 | 5.81% | 
| isiZulu | 12 | 3.87% | 
| Xitsonga | 10 | 3.23% | 
| isiNdebele | 8 | 2.58% | 
| SiSwati | 5 | 1.61% | 
| Tshivenda | 4 | 1.29% | 
| isiXhosa | 2 | 0.65% | 
| Sign language | 1 | 0.32% |