Louis Nelson — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Dakota-County, Minnesota

Our Model Tree links this Louis Nelson across the 1920, 1930 and 1940 US Censuses in Dakota-County, Minnesota (XGBoost, ~Confirmed) — first a head (b.~1876), then head of a 6-person household.

Age 64 b. ~1876 Male Head Born: Denmark Married

1940 Census Record Details

Census Year	1940
Location	Dakota-County, Minnesota
Surname	Nelson
Given Name	Louis C.
Relationship to Head	Head
Sex	M
Color / Race	White
Age	64
Marital Status	Married
Birthplace	Denmark
1935 Residence (City)	Waterford Twp.
1935 Residence (County)	Dakota
Naturalization Status	Naturalized
Additional Details
Occupation	Farmer
Industry	Agriculture
Class of Worker	OA
Hours Worked	84
Income (1939)	1000
Highest Grade	No 8
1935 Residence	Same house
Birth Country	Denmark
Birthplace (normalized)	denmark
Occupation	Farmer
Township / Ward	Waterford Twp
Est. Birth Year	~1876

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.

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

Name	Relation to head	Relative to Louis	Age	Birth yr
Le Nelson	Son	—	5	~1935
Gerald Nelson	Son	—	30	~1910
Mildred Nelson	Daughter	—	1	~1939
Hazel Nelson	Spouse	—	26	~1914
Agnes Nelson	Spouse	—	58	~1882
Louis Nelson	Head	—	64	~1876

Census Appearances

1920

Dakota, Minnesota

Head, age 44

Dakota, Minnesota · implied b. ~1876 — 6 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Nelson
Given Name	Louis C.
Relationship to Head	Head
Sex	M
Color / Race	White
Age	44
Marital Status	Married
Birthplace	Denmark
Father's Birthplace	Denmark
Mother's Birthplace	Denmark
Occupation	Farmer
Industry	General farm
Class of Worker	Emp
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Mother Tongue	Danish
Home Free/Mortgaged	1888
Birth Country	Denmark
Year of Naturalization	1878
Birthplace (normalized)	denmark

1930

Dakota, Minnesota

Head, age 54

Dakota, Minnesota · implied b. ~1876 — 4 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Nelson
Given Name	Louis C.
Relationship to Head	Head
Sex	M
Color / Race	White
Age	54
Marital Status	Married
Birthplace	Denmark
Naturalization Status	Naturalized
Year of Immigration	1893
Age at First Marriage	27
Father's Birthplace	Denmark
Mother's Birthplace	Denmark
Occupation	Farmer
Industry	Dairy farm
Class of Worker	OA
Can Read/Write	Yes
Mother Tongue	Danish
Home Owned/Rented	R
Veteran	No
Birth Country	Denmark
Birthplace (normalized)	denmark

1940

Dakota-County, Minnesota

Head, age 64

Dakota-County, Minnesota · implied b. ~1876 — 6 household members

Surname	Nelson
Given Name	Louis C.
Relationship to Head	Head
Sex	M
Color / Race	White
Age	64
Marital Status	Married
Birthplace	Denmark
1935 Residence (City)	Waterford Twp.
1935 Residence (County)	Dakota
Naturalization Status	Naturalized
Occupation	Farmer
Industry	Agriculture
Class of Worker	OA
Hours Worked	84
Income (1939)	1000
Highest Grade	No 8
1935 Residence	Same house
Birth Country	Denmark
Birthplace (normalized)	denmark

Model Tree

Linked across censuses

Our Model Tree links Louis Nelson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.

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This person

Anchor record

Louis Nelson

Head · 1940 · age 64 · b. ~1876 · Minnesota

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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 — Dakota-County, Minnesota Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-01918-00358)

Line	Name	Age	Relation	Occupation	Birthplace
41	Norma A. Ruth S.	2	Daughter	—	Minn
42	Walter Van Guilder	72	Head	Farmer	Minn
43	Marie Van Guilder	73	Wife	—	Norway
44	Guy C. Talley	55	Head	Farmer	Kansas
45	Zora E. Talley	42	Wife	—	Kansas
46	E. O. Van Slyke	74	Head	Farmer	Minn
47	Harold A. Van Slyke	48	Son	Unpaid Son	Minn
48	James C. Ness	28	Lodger	Farm Hand	N. Dak.
49	Marian E. Ness	22	Lodger	—	N. Dak.
50	Daniel M. Houland	57	Head	Farmer	Norway
51	Bertha H. Houland	56	Wife	—	Illinois
52	Louis C. Nelson THIS PERSON	64	Head	Farmer	Denmark
53	Agnes S. Nelson	58	Wife	—	Denmark
54	Gerald C. Nelson	30	Son	Farmer	Minn
55	Hazel M. Nelson	26	Wife	—	Minn
56	Le Roy A. Nelson	5	Son	—	Minn
57	Mildred Nelson	1	Daughter	—	Minn
58	Clinton J. Houland	51	Head	Farmer	Minn
59	Elmer E. Houland	45	Brother	Commission Supervisor	Minn
60	Sarah S. Houland	44	Sister	—	Minn
61	Leo P. Houland	36	Brother	Farmer	Minn
62	A. Gladys Houland	34	Sister	—	Minn
63	Frederick Houland	22	Lodger	Farm Hand	Minn
64	Dominic Erickson	70	Head	Farmer	Minn
65	Kathryn Erickson	63	Wife	—	Wisc.
66	Leo B. Erickson	37	Son	Unpaid Son	Minn
67	Joseph J. Erickson	34	Son	Unpaid Son	Minn
68	Francis H. Chevalier	31	Head	Farm Hand	Wisc.
69	Marie M. Chevalier	23	Wife	—	Minn
70	Birdella Chevalier	4	Daughter	—	Minn
71	Jean R. Chevalier	3	Daughter	—	Minn
72	Constance M. Chevalier	1	Daughter	—	Minn
73	Robert F. Bolin	62	Head	Farmer	Ind.
74	Helen M. Bolin	60	Wife	—	Minn
75	E. L. Wager	82	Head	Farmer	Minn
76	Murray E. Theis	50	Head	Farmer	Minn
77	Bertha M. Theis	50	Wife	—	Minn
78	Glenny Theis	19	Daughter	—	Minn
79	Margaret E. Reami	62	Head	—	Minn
80	Mary E. Reami	28	Daughter	—	Minn

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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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