The 1930 and later censuses are not available for public use because of a statutory 72-year restriction on access for privacy reasons. (92 Stat. 915; Public Law 95-416; October 5, 1978).
The census day was April 1, 1930. The 1930 census asked 32 qustions about each person:
Place of
Abode
1. Street, avenue, road, etc.
2. House number (in cities or towns)
3. Number of dwelling house in order of visitation [this number
supplied by census taker].
4. Number of family in order of vistation [this number
supplied by census taker].
Name
5. Name of each person whose place of abode on April
1, 1930, was in this family.
Relation
6. Relationship of this person to the head of the family.
Home Data
7. Home owned or rented.
8. Value of home, if owned, or monthly rental, if rented.
9. Radio set.
10. Does this family live on a farm?
Personal
Description
11. Sex.
12. Color or race [White (W), Negro (Neg), Mexican (Mex), Indian
(In), Chinese (Ch), Japanese (Jp),
Filipino (Fil), Hindu (Hin), Korean (Kor), other races spelled out in full.]
13. Age at last birthday.
14. Marital condition. [Single (S), married (M), widowed (Wd), divorced
(D).]
15. Age at first marriage.
Education
16. Attended school or college any time since Sept. 1,1929.
17. Whether able to read and write.
Place
of birth
18. Place of birth--PERSON.
19. Place of birth--FATHER.
20. Place of birth--MOTHER.
Mother
Tongue (or Native Language) of Foreign Born
21. Language spoken in home before coming to the United States.
Here follows 3 columns of "CODE (For office use only. Do not write
in these columns)" relating to
"State or M.T.mother tongue]," "Country," and "Nativity." These codes were
entered to assist in
statistical tabulation and do not provide any information beyond that found
in columns 18-21.
Citizenship,
etc.
22. Year of immigration to the United States.
23. Naturalization.
24. Whether able to speak English.
Occupation
& Industry
25. Trade, profession, or particular kind of work done, as spinner,
salesman, riveter, teacher, etc.
26. Industry or business, as cotton mill, dry-goods store, shipyard,
public school, etc.
27. Class of worker.
Employment
28. Whether actually at work yesterday (or the last regular working
day)--Yes or No
29. If not, line number on Unemployment Schedule. [Note: Unemployment
schedules no longer exist.]
Veterans
30. Whether a veteran of U.S. military or naval force--Yes or No.
31. What war or expedition? [World War (WW), Spanish-American
War (Sp), Civil War (Civ),
Philippine Insurrection (Phil),
Boxer Rebellion (Box), Mexican Expedition (Mex)].
Farm Schedule
32. Number of farm schedule.
[Farm schedules no longer exist].