John Kaiser — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Douglas-County, Wisconsin

Our Model Tree links this John Kaiser across the 1930 and 1940 US Censuses in Douglas-County, Wisconsin (XGBoost, ~Confirmed) — first a head (b.~1901), then head of a 8-person household.

Age 39 b. ~1901 Male Head Born: Minnesota Married

1940 Census Record Details

Census Year	1940
Location	Douglas-County, Wisconsin
Surname	Kaiser
Given Name	John
Relationship to Head	Head
Sex	M
Color / Race	White
Age	39
Marital Status	Married
Birthplace	Minnesota
1935 Residence (City)	Superior City
1935 Residence (County)	Douglas
Additional Details
Occupation	Laborer
Industry	Federal WPA
Class of Worker	GW
Hours Worked	20
Income (1939)	992
Highest Grade	No 8
1935 Residence	Same Place
Birth State	Minnesota
Birth Country	United States
Birthplace (normalized)	minnesota
Occupation	Laborer
Township / Ward	Superior City
Est. Birth Year	~1901

Household Members

Census records only state relationship to the household head. Pairwise kinship is derived (~90–95% accurate), not recorded. Step/blended families and boarders can break it.

8 people recorded at the same address in the 1940 census.

Name	Relation to head	Relative to John	Age	Birth yr
Constance Kaiser	Daughter	—	15	~1925
Ella Kaiser	Spouse	—	35	~1905
Desmond Kaiser	Son	—	14	~1926
Ronald Kaiser	Son	—	2	~1938
Ella Kaiser	Daughter	—	11	~1929
Earl Kaiser	Other	—	41	~1899
Lyla Kaiser	Daughter	—	17	~1923
John Kaiser	Head	—	39	~1901

Census Appearances

1930

Douglas, Wisconsin

Other, age 28

Douglas, Wisconsin · implied b. ~1902 — 26 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Kaiser
Given Name	John
Relationship to Head	O
Sex	M
Color / Race	White
Age	28
Marital Status	Married
Birthplace	Minnesota
Age at First Marriage	19
Father's Birthplace	Germany
Mother's Birthplace	Germany
Occupation	Laborer
Industry	Concentrator
Class of Worker	W
Can Read/Write	Yes
Home Owned/Rented	$800
Birth State	Minnesota
Birth Country	United States
Birthplace (normalized)	minnesota

1940

Douglas-County, Wisconsin

Head, age 39

Douglas-County, Wisconsin · implied b. ~1901 — 8 household members

Surname	Kaiser
Given Name	John
Relationship to Head	Head
Sex	M
Color / Race	White
Age	39
Marital Status	Married
Birthplace	Minnesota
1935 Residence (City)	Superior City
1935 Residence (County)	Douglas
Occupation	Laborer
Industry	Federal WPA
Class of Worker	GW
Hours Worked	20
Income (1939)	992
Highest Grade	No 8
1935 Residence	Same Place
Birth State	Minnesota
Birth Country	United States
Birthplace (normalized)	minnesota

Model Tree

Linked across censuses

Our Model Tree links John Kaiser across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.

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This person

Anchor record

John Kaiser

Head · 1940 · age 39 · b. ~1901 · Wisconsin

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Confirmed / household (~0.90+) Probable / derived (~0.65–0.89) Candidate (<0.65, unverified)

Original Census Page

1940 US Federal Census — Douglas-County, Wisconsin Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-04475-00279)

Line	Name	Age	Relation	Occupation	Birthplace
1	Brine Barker	65	Wife	—	Lithuania
2	John R Johnson	44	Head	Weigher	Sweden
3	Freda Johnson	48	Wife	—	Sweden
4	Richard Johnson	28	Son	Laborer	Wisconsin
5	Leonard Johnson	25	Son	Laborer	Wisconsin
6	Helen Johnson	23	Daughter	House Work	Wisconsin
7	Clara Johnson	20	Daughter	House Work	Wisconsin
8	Alice M Johnson	19	Daughter	—	Wisconsin
9	Ruth Ann Johnson	7	Granddaughter	—	Wisconsin
10	E Bergstein	77	Head	Butcher	Poland
11	Rose Bergstein	78	Wife	—	Poland
12	George Brown	37	Head	—	New York
13	Anna E Larson	61	Housekeeper	Housekeeper	Denmark
14	Margaret Rocheleau	48	Head	—	Minnesota
15	Grant Hilding Rocheleau	43	Nephew	Laborer	Sweden
16	Lillian K Sage	38	Head	Dressmaking	Illinois
17	Violet Thompson	30	Head	—	Minnesota
18	Rita Thompson	11	Daughter	—	Minnesota
19	Dorothy Thompson	9	Daughter	—	Minnesota
20	Loraine Thompson	7	Daughter	—	Wisconsin
21	Clythe Thompson	5	Son	—	Minnesota
22	George W Degroat	64	Head	Foreman	Michigan
23	Bertha Degroat	41	Wife	Housework	South Dakota
24	Irene Degroat	22	Daughter	—	Minnesota
25	Louis Goldberg	34	Head	Truck Driver	Wisconsin
26	Edith Goldberg	27	Wife	—	Wisconsin
27	Geraldine Goldberg	7	Daughter	—	Wisconsin
28	Carol Ann Goldberg	4	Daughter	—	Wisconsin
29	Alex J Berthiaume	41	Head	Tie Handling	Minnesota
30	Mamie Berthiaume	54	Wife	—	Minnesota
31	Marshall Berthiaume	18	Son	New Worker	Minnesota
32	John Kaiser THIS PERSON	39	Head	Laborer	Minnesota
33	Ella Kaiser	35	Wife	—	North Dakota
34	Lyla Kaiser	17	Daughter	—	Wisconsin
35	Constance Kaiser	15	Daughter	—	Wisconsin
36	Desmond Kaiser	14	Son	—	Wisconsin
37	Ella May Kaiser	11	Daughter	—	Wisconsin
38	Ronald Kaiser	2	Son	—	Wisconsin
39	Earl Kaiser	41	Brother	Laborer	Minnesota
40	Sam Brizer	52	Head	Peddler	Russia

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About This Record & Model Tree

This record was independently indexed by YourRoots from the 1940 United States Federal Census (NARA). Our Model Tree links this person across census decades using XGBoost-based record linkage, with per-link confidence scores. Household corroboration strengthens the signal when co-residents appear on the same census pages in multiple years.

Source: National Archives and Records Administration (NARA)

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