Pienaar
Main Place 874053 from Census 2011
- Area
 - 3.37 km²
 - Population
 - 12,334 (3,659.73 per km²)
 - Households
 - 3,045 (903.51 per km²)
 
Gender
 | People | Percentage | 
|---|
| Female | 6,427 | 52.11% | 
| Male | 5,907 | 47.89% | 
Age
 | People | Percentage | 
|---|
| 0–4 | 1,501 | 12.17% | 
| 5–9 | 1,205 | 9.77% | 
| 10–14 | 1,291 | 10.47% | 
| 15–19 | 1,391 | 11.28% | 
| 20–24 | 1,536 | 12.46% | 
| 25–29 | 1,342 | 10.88% | 
| 30–34 | 869 | 7.05% | 
| 35–39 | 707 | 5.73% | 
| 40–44 | 595 | 4.83% | 
| 45–49 | 513 | 4.16% | 
| 50–54 | 394 | 3.20% | 
| 55–59 | 342 | 2.77% | 
| 60–64 | 236 | 1.91% | 
| 65–69 | 116 | 0.94% | 
| 70–74 | 118 | 0.96% | 
| 75–79 | 65 | 0.53% | 
| 80–84 | 63 | 0.51% | 
| 85+ | 45 | 0.36% | 
Population group
 | People | Percentage | 
|---|
| Black African | 12,287 | 99.62% | 
| Coloured | 26 | 0.21% | 
| White | 8 | 0.06% | 
| Other | 7 | 0.06% | 
| Indian or Asian | 6 | 0.05% | 
First language
 | People | Percentage | 
|---|
| SiSwati | 11,717 | 95.01% | 
| Xitsonga | 278 | 2.25% | 
| isiZulu | 77 | 0.62% | 
| English | 63 | 0.51% | 
| Other | 54 | 0.44% | 
| Afrikaans | 38 | 0.31% | 
| Sesotho | 38 | 0.31% | 
| Tshivenda | 35 | 0.28% | 
| Setswana | 15 | 0.12% | 
| Sepedi | 11 | 0.09% | 
| isiNdebele | 5 | 0.04% | 
| isiXhosa | 2 | 0.02% |