| Measures | MDG | Year 2009 | |||
| Korogocho | Viwandani | Total | |||
| 1 | Population - total in the year (N) | 33,850 | 44,350 | ||
| Male Population - total in the year (N) | 16,217 | 18,769 | |||
| Female Population - total in the year (N) | 17,633 | 25,581 | |||
| Population - total in the year (pyrs) | 27,739.56 | 36,438.03 | |||
| Male Population - total in the year (pyrs) | 13,290.52 | 15,265.38 | |||
| Female Population - total in the year (pyrs) | 14,449.04 | 21,172.65 | |||
| Population - sex ratio (men/women pyrs) | 0.92 | 1.39 | |||
| 2 | Population - total on January 1 (N) | 26,246 | 34,353 | ||
| Population - total on July 1 (N) | 27,994 | 36,678 | |||
| Population - total on December 31 (N) | 28,245 | 37,076 | |||
| Households - total on January 1 (N) | 9,376 | 15,552 | |||
| Households - total on July 1 (N) | 9,944 | 16,261 | |||
| Households - total on December 31 (N) | 10,036 | 16,349 | |||
| Those who made through Dec 31 from Jan 1 (N) | 21,588 | 27,990 | |||
| Annual Attrition Rate (%) | 17.75 | 18.52 | |||
| 3 | Population - total persons aged 0-1 (pyrs) | 765.28 | 932.64 | ||
| Population - total persons aged 0-5 (pyrs) | 3,904.21 | 4,564.81 | |||
| Population - total persons aged 0-14 (pyrs) | 9,721.22 | 9,755.36 | |||
| Population - total persons aged 15-64 (pyrs) | 17,582.09 | 26,542.84 | |||
| Population - total persons aged 65+ (pyrs) | 436.25 | 139.83 | |||
| Population - proportion aged 0-1 (%) | 2.76 | 2.56 | |||
| Population - proportion aged 0-5 (%) | 14.07 | 12.53 | |||
| Population - proportion aged 0-14 (%) | 35.04 | 26.77 | |||
| Population - proportion aged 15-64 (%) | 63.38 | 72.84 | |||
| Population - proportion aged 65+ (%) | 1.57 | 0.38 | |||
| Dependency Ratio (Aged 0-14 & 65+/Aged 15-64) | 60.09 | 38.23 | |||
| 4 | HOUSEHOLDS | ||||
| Households - total in year (N) | 11,908 | 19,166 | |||
| Average Number of persons per household (N) | 2.84 | 2.31 | |||
| Male Headed Households in year (N) | 8,706 | 15,599 | |||
| Female Headed Households in year (N) | 3,202 | 3,567 | |||
| Proportion of Female Headed Households in year (%) | 26.89 | 18.61 | |||
| 5 | MORTALITY | ||||
| Crude Death Rate (per 1000 pyrs) | 9.45 | 5.38 | |||
| Mortality Rate: Infant (per 1,000 live births) | MDG 4 | 75.86 | 50.35 | ||
| Mortality Rate: Child (per 1,000 live births) | 22.60 | 22.40 | |||
| Mortality Rate: Under 5 (per 1,000 live births) | MDG 4 | 96.75 | 71.62 | ||
| 6 | FERTILITY | ||||
| Crude Birth Rate (per 1000 pyrs) | 35.31 | 32.70 | |||
| Adolescent Fertility rate (per 1,000 girls aged 15-19 years) | MDG 5 | 121.24 | 120.54 | ||
| Total Fertility rate (per woman) | 3.00 | 2.70 | |||
| 7 | DEMOGRAPHIC SURVEILLANCE SYSTEM EVENTS | ||||
| BIRTH (N) | 979 | 1,191 | |||
| DEATH (N) | 262 | 196 | |||
| ENTRY (N) | 7,618 | 7,237 | |||
| ENUMERATION (N) | 8 | ||||
| EXIT (N) | 7,659 | 7,285 | |||
| OUTMIGRATION (N) | 5,138 | 6,530 | |||
| INMIGRATION (N) | 6,235 | 8,432 | |||
| 8 | MIGRATION | ||||
| Inmigration Rate (%) | 21.12 | 27.22 | |||
| Outmigration Rate (%) | 26.54 | 21.70 | |||
| Net Migration Rate (%) | -5.36 | 5.48 | |||