2025 Population and Housing Census

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Tomorrow's change starts from your story.Nothing is more precious than the people's words for the future of the Republic of Korea.

Population and Housing Census

Survey overview

Survey overview

Survey purpose

The pilot survey is carried out to improve the ability to cope with survey environment and field survey situation for successful performance of the 2025 Population and Housing Census.
The pilot survey is conducted to derive the optimal implementation plan for the 2025 census by applying challenge tasks that are derived through the 2020 census.
The pilot survey is carried out to develop survey items and evaluate their feasibility by reflecting needs of major policy makers, respondents and statistical users.

Survey reference period

Survey reference period: November 1 (Wed.), 2023 at 00:00
Survey period: Oct. 16 ~ Nov. 17, 2023 (Reference time point: Nov. 1, 2023 at 00:00)
- Internet (or mobile) survey, CATI : Oct. 16 ~ Oct. 31., Interviewing method : Nov. 1 ~ Nov. 17.
  * While the interviewing method is applied, the Internet survey and CATI are also adopted.

Survey system

Leading agency : Statistics Korea
Supporting agency : Local government

Target population

Target population : Koreans and foreigners residing in the survey region as of the survey reference time point (Nov. 1, 2023 at 00:00) and their living quarters
Survey region : Jungnang-gu, Seoul / Asan-si, Chungnam / Wanju-gun, Jeonbuk

Survey method

Survey guidelines are distributed to respondents and the questionnaire is filled out by respondents over the Internet (mobile). (Computer-Assisted Self-Interviewing (CASI), mCASI)
- Enumerators fill out the questionnaire for respondents who didn't take part in the census by using the table PC. (Computer-Assisted Personal Interviewing (CAPI))
- When a respondent wants a telephone survey, the census is carried out through the call center. (Computer-Assisted Telephone Interviewing (CATI)). (Computer-Assisted Telephone Interviewing (CATI))
Survey items of sample households in survey regions

Complete survey items (16), Sample survey items (55)
Classification	Complete survey items (16)	Sample survey items (55)
Classification	Complete survey items (16)	Field survey (45)		Administrative data (10)
Population (34)	(1)Name	(1)Name	(17)Commuting time	(1)Place of residence 1 year ago (2)Place of residence 5 years ago
	(2)Gender	(2)Gender	(18)Economic activity status
	(3)Age	(3)Date of birth (age)	(19)Status of worker
	(4)Relationship to household head	(4)Relationship to household head	(20)Industry
	(5)Nationality	(5)Nationality	(21)Occupation
	(6)Year and month of entry into Korea	(6)Place of birth	(22)Period of working in the current occupation
	(7)Place of residence 1 year ago	(7)Year and month of entry into Korea	(23)Work location
	(8)Year of acquisition of nationality	(8)Religion	(24)Marital status
		(9)Educational attainment	(25)Year and month of marriage
		(10)Field of study	(26)Number of children
		(11)Child care	(27)Period of childbirth
		(12)Activity limitations	(28)Planned number of children
		(13)Care for persons with activity limitations	(29)Employment prior to marriage
		(14)Commuting	(30)Career interruption
		(15)Commuting place	(31)Social activity
		(16)Mode of transportation used	(32)Source of living expenses
Household (16)	(1)Household type	(33)Household type	(40)Parking area	(1)Type of residential facility (2)House ownership status in another region
	(2)Type of residential facility	(34)Reason for living alone	(41)Number of floors in building and residing floor
		(35)Period of living alone	(42)Period of residency
		(36)Animal companion (pet)	(43)Whether to be used exclusively for residency or commercial purpose
		(37)Fire safety equipment	(44)Type of occupancy
		(38)Number of rooms	(45)Rent
		(39)Heating facility
Housing (6)	(1)Type of living quarters			(1)Type of living quarters
	(2)Total number of rooms			(2)Total number of rooms
	(3)Number of residential facilities			(3)Number of residential facilities
	(4)Residential floor area			(4)Residential floor area
	(5)Land area			(5)Land area
	(6)Construction year			(6)Construction year

* Shading: A total of 15 common items of the complete and sample survey