Sample characteristics: Kenya
| Census/survey characteristics | |
| Type | Census |
| Title | 1969 Population Census |
| Statistical agency | Statistics Division Ministry of Finance and Planning |
| Population universe | All persons who were in Kenya at midnight on Census Night. |
| De jure or de facto | De facto |
| Census/survey day | August 24, 1969 |
| Questionnaire | Single enumeration form that requested information on individuals. |
| Type of fieldwork | Direct enumeration |
| Microdata sample characteristics | |
| Sample design | Unknown sample design includes oversample of Nairobi. Data are weighted by age and district of residence. |
| Sample fraction | 0.06 |
| Sample size (person records) | 659310 |
| Units identified in microdata | |
| Dwellings | No |
| Households | Yes |
| Smallest geography | District |
| Census/survey characteristics | |
| Type | Census |
| Title | 1979 Population Census |
| Statistical agency | Central Bureau of Statistics Ministry of Finance and Planning |
| Population universe | All persons who were in Kenya at midnight on Census Night. |
| De jure or de facto | De facto |
| Census/survey day | August 24, 1979 |
| Questionnaire | Single enumeration form that requested information on individuals. |
| Type of fieldwork | Direct enumeration |
| Microdata sample characteristics | |
| Sample design | Unknown sample design. Original weights were adjusted by IPUMS to properly reflect the population distribution by age, sex, and province.
NOTE: The sample is a sample of individuals. |
| Sample fraction | 0.067 |
| Sample size (person records) | 1033769 |
| Units identified in microdata | |
| Dwellings | No |
| Households | No |
| Smallest geography | District |
| Unit definitions | |
| Households | A group of persons who normally live and eat together, whether or not they are related by blood or marriage. |
| Collective dwellings | Group quarters consist of schools/colleges, barracks, prisons, hospitals and other institutions. |
| Census/survey characteristics | |
| Type | Census |
| Title | 1989 Population and Housing census |
| Statistical agency | Central Bureau of Statistics Ministry of Finance and Planning |
| Population universe | All persons present in Kenya on the reference date. |
| De jure or de facto | De facto |
| Census/survey day | October 25, 1989 |
| Field work period | Unknown. |
| Questionnaire | A long form was used to enumerate individuals in private households and in institutions such as schools, colleges, barracks, prisons, and hospitals. The long form includes both individual and housing characteristics. A greatly abbreviated form was used for persons in transit or who slept outdoors, in hotels or boarding houses. |
| Type of fieldwork | Direct enumeration |
| Microdata sample characteristics | |
| Sample design | Systematic sample of every twentieth household. |
| Sample fraction | 5% |
| Sample size (person records) | 1074098 |
| Sample weights | Self-weighting.
Expansion factor = 20. |
| Units identified in microdata | |
| Dwellings | No |
| Households | Yes |
| Collective dwellings | Included in microdata without identification |
| Smallest geography | District |
| Unit definitions | |
| Dwellings | A homestead is a structurally separate and independent place of abode.
A structure is a building that is used for dwelling purposes. In rural areas most of the structures will be found within a homestead and may contain one or more dwelling units. A dwelling unit is the abode occupied by the respondents and constitutes one or more households. |
| Households | A person or a group of persons who live together in the same dwelling unit or homestead and eat together. They may or may not be related by blood or marriage |
| Collective dwellings | Group quarters consist of schools/colleges, barracks, prisons, hospitals and other institutions. |
| Special populations | Persons who sleep outdoors and travelers in hotels, lodges, and boarding houses |
| Census/survey characteristics | |
| Type | Census |
| Title | 1999 Population and Housing census |
| Statistical agency | Central Bureau of Statistics Ministry of Finance and Planning |
| Population universe | All persons present in Kenya on the reference date. |
| De jure or de facto | De facto |
| Census/survey day | August 25, 1999 |
| Field work period | 7 days after census day, to August 31 |
| Questionnaire | A long form was used to enumerate individuals in private households and in institutions such as schools, colleges, barracks, prisons, and hospitals. The long form includes both individual and housing characteristics. A greatly abbreviated form was used for persons in transit or who slept outdoors, in hotels or boarding houses. |
| Type of fieldwork | Direct enumeration |
| Microdata sample characteristics | |
| Sample design | Systematic sample of every twentieth household. |
| Sample fraction | 5% |
| Sample size (person records) | 1407547 |
| Sample weights | Self-weighting.
Expansion factor = 20. |
| Units identified in microdata | |
| Dwellings | No |
| Households | Yes |
| Collective dwellings | Included in microdata without identification |
| Smallest geography | District |
| Unit definitions | |
| Dwellings | A homestead is a structurally separate and independent place of abode.
A structure is a building that is used for dwelling purposes. In rural areas most of the structures will be found within a homestead and may contain one or more dwelling units. A dwelling unit is the abode occupied by the respondents and constitutes one or more households. |
| Households | A person or a group of persons who live together in the same dwelling unit or homestead and eat together. They may or may not be related by blood or marriage |
| Collective dwellings | Group quarters consist of schools/colleges, barracks, prisons, hospitals and other institutions. |
| Special populations | Persons who sleep outdoors and travelers in hotels, lodges, and boarding houses |
| Census/survey characteristics | |
| Type | Census |
| Title | 2009 Kenya Population and Housing Census |
| Statistical agency | Kenya National Bureau of Statistics |
| Population universe | All persons who spent the Census Night in Kenya. |
| De jure or de facto | De facto |
| Census/survey day | August 24-25, 2009 |
| Questionnaire | A long form was used to enumerate individuals in private households and in institutions such as schools, colleges, barracks, prisons, and hospitals. The long form includes both individual and housing characteristics. A greatly abbreviated form was used for persons in transit or who slept outdoors, in hotels or boarding houses. |
| Type of fieldwork | Direct enumeration |
| Microdata sample characteristics | |
| Sample design | Systematic sample of every tenth household. |
| Sample fraction | 0.1 |
| Sample size (person records) | 3841935 |
| Sample weights | Self-weighting.
Expansion factor = 10. |
| Units identified in microdata | |
| Dwellings | No |
| Households | Yes |
| Smallest geography | District |
| Unit definitions | |
| Households | A person or a group of persons who live together in the same dwelling unit or homestead and eat together. They may or may not be related by blood or marriage. |
| Collective dwellings | Group quarters consist of schools/colleges, barracks, prisons, hospitals and other institutions. |
| Special populations | Persons who sleep outdoors and travelers in hotels, lodges, and boarding houses |
| Census/survey characteristics | |
| Type | Census |
| Title | 2019 Kenya Population and Housing Census |
| Statistical agency | Kenya National Bureau of Statistics |
| Population universe | All persons who spent the Census Night in Kenya. |
| De jure or de facto | De facto |
| Census/survey day | August 24-25, 2019 |
| Field work period | 7 days after census day, to August 31 |
| Questionnaire | A long form was used to enumerate individuals in private households, including those within institutions such as schools, colleges, barracks, refugee camps, or convents/monasteries. The long form includes both individual and housing characteristics. Short forms were used for persons in transit, persons who slept outdoors, or persons in hotels or boarding houses. An emigrant questionnaire was used to obtain information on emigrants in enumerated households. |
| Type of fieldwork | Direct enumeration |
| Microdata sample characteristics | |
| Sample design | Systematic sample of every tenth household. |
| Sample fraction | 0.1 |
| Sample size (person records) | 4721394 |
| Sample weights | Self-weighting.
Expansion factor = 10. |
| Units identified in microdata | |
| Dwellings | No |
| Vacant units | No |
| Households | Yes |
| Smallest geography | Division |
| Unit definitions | |
| Dwellings | A homestead is an isolated compound with one or more structures, and may be inhabited by one or more households. In most cases, fences, hedges, walls, etc. surround homesteads. A homestead may contain, for example, a hut or a group of huts. A manyatta, thus is considered as a homestead. However, a wall/fence or hedge need not necessarily surround a homestead. For instance, boys' quarters, garage, kitchen, etc. may be part of a homestead whether or not they are surrounded by a fence/wall, etc.
A structure is a freestanding building used for the purposes of residential, business or any other activity. For census purposes, a structure constitutes a building used for dwelling purposes. In rural areas, most of the structures will be found within a homestead. A structure can contain one or more dwelling units. In urban areas, a structure may contain several dwelling units. For example, storeyed buildings, or any other building containing more than one dwelling unit. A dwelling unit is a place of abode or residence with a private entrance. There can be many dwelling units within a structure. A dwelling unit may have one or more habitable rooms. |
| Households | A person or group of persons who reside in the same homestead/compound but not necessarily in the same dwelling unit, have same cooking arrangements, and are answerable to the same household head. |
| Collective dwellings | Group quarters refer to persons enumerated in collective living quarters such as army barracks and hostels in learning institutions. |
| Special populations | Persons who sleep outdoors and travelers in hotels, lodges, and boarding houses |