Clara Nelson — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Isanti-County, Minnesota

Our Model Tree links this Clara Nelson across the 1920, 1930 and 1940 US Censuses in Isanti-County, Minnesota (XGBoost, ~Confirmed) — first a spouse (b.~1883), then head of a 4-person household.

Age 57 b. ~1883 Female Spouse Born: Minnesota Married

1940 Census Record Details

Census Year	1940
Location	Isanti-County, Minnesota
Surname	Nelson
Given Name	Clara
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	57
Marital Status	Married
Birthplace	Minnesota
1935 Residence (City)	Maple Ridge Township
1935 Residence (County)	Isanti
Additional Details
Highest Grade	No 5
1935 Residence	Same place
Birth State	Minnesota
Birth Country	United States
Birthplace (normalized)	minnesota
Township / Ward	Maple Ridge Township
Est. Birth Year	~1883

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.

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

Name	Relation to head	Relative to Clara	Age	Birth yr
Gordon Nelson	Son	—	19	~1921
Pearl Nelson	Daughter	—	23	~1917
Oscar Nelson	Head	—	53	~1887
Clara Nelson	Spouse	—	57	~1883

Census Appearances

1920

Isanti, Minnesota

Spouse, age 33

Isanti, Minnesota · implied b. ~1887 — 4 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Nelson
Given Name	Clara E.
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	33
Marital Status	Married
Birthplace	Minnesota
Father's Birthplace	Sweden
Mother's Birthplace	Sweden
Occupation	none
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Birth State	Minnesota
Birth Country	United States
Birthplace (normalized)	minnesota

1930

Isanti, Minnesota

Spouse, age 44

Isanti, Minnesota · implied b. ~1886 — 5 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Nelson
Given Name	Clara
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	44
Marital Status	Married
Birthplace	Minnesota
Age at First Marriage	27
Father's Birthplace	Sweden
Mother's Birthplace	Sweden
Occupation	none
Can Read/Write	Yes
Birth State	Minnesota
Birth Country	United States
Birthplace (normalized)	minnesota

1940

Isanti-County, Minnesota

Spouse, age 57

Isanti-County, Minnesota · implied b. ~1883 — 4 household members

Surname	Nelson
Given Name	Clara
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	57
Marital Status	Married
Birthplace	Minnesota
1935 Residence (City)	Maple Ridge Township
1935 Residence (County)	Isanti
Highest Grade	No 5
1935 Residence	Same place
Birth State	Minnesota
Birth Country	United States
Birthplace (normalized)	minnesota

Model Tree

Linked across censuses

Our Model Tree links Clara 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

Clara Nelson

Spouse · 1940 · age 57 · b. ~1883 · 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 — Isanti-County, Minnesota Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-01927-01066)

Line	Name	Age	Relation	Occupation	Birthplace
1	Donald Nelson	12	Son	—	Minnesota
2	Jennie Nelson	71	Head	—	Sweden
3	Henry Nelson	43	Son	Stone Mason	Wisconsin
4	Oscar Nelson	36	Head	Laborer	Minnesota
5	Mable Nelson	33	Wife	—	Minnesota
6	Melvin Nelson	12	Son	—	Minnesota
7	Jeanette Nelson	8	Daughter	—	Minnesota
8	Richard Nelson	6	Son	—	Minnesota
9	Leroy Nelson	2	Son	—	Minnesota
10	John Nelson	72	Head	Farmer	Sweden
11	Clara Nelson	76	Wife	—	Sweden
12	Edgar Nelson	37	Head	Farmer	Minnesota
13	Aldia Nelson	23	Wife	—	Minnesota
14	Joyce Nelson	5	Daughter	—	Minnesota
15	Mabrette Nelson	3	Daughter	—	Minnesota
16	Willard Nelson	45	Head	Farmer	Minnesota
17	Olga Nelson	33	Wife	—	Minnesota
18	Beverly Nelson	7	Daughter	—	Minnesota
19	Charley Vickstrom	57	Head	Farmer	Minnesota
20	Maggie Vickstrom	38	Wife	—	No Dakota
21	Alice Vickstrom	17	Daughter	Typist	No Dakota
22	Gordon Vickstrom	16	Son	Farm Worker	No Dakota
23	Edith Vickstrom	14	Daughter	—	No Dakota
24	Elmer Vickstrom	12	Son	—	No Dakota
25	Allegra Vickstrom	8	Daughter	—	No Dakota
26	Richard Vickstrom	45	Brother	Farm Laborer	Minnesota
27	William Parker	27	Head	Farmer	New Hampshire
28	Irma Parker	24	Wife	—	Illinois
29	Daniel Parker	15	Son	—	So Dakota
30	William Parker	11	Son	—	So Dakota
31	Harley Parker	6	Son	—	So Dakota
32	Henry Parker	3	Son	—	Minnesota
33	Lawrence Parker	1	Son	—	Minnesota
34	Oscar Nelson	53	Head	Farmer	Minnesota
35	Clara Nelson THIS PERSON	57	Wife	—	Minnesota
36	Pearl Nelson	23	Daughter	Teacher	Minnesota
37	Gordon Nelson	19	Son	Farm Laborer	Minnesota
38	Kenneth Kolby	36	Head	Farmer	Minnesota
39	Irene Kolby	34	Wife	—	Minnesota
40	Betty Kolby	11	Daughter	—	Minnesota

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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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