CJ
Carl Jensen — 1940 US Census Record
Model Tree available1940 United States Federal Census · Dakota-County, Minnesota
Our Model Tree links this Carl Jensen across the 1920, 1930 and 1940 US Censuses in Dakota-County, Minnesota (XGBoost, ~Confirmed), with identified parents Hans & Hans — first a son (b.~1915), then head of a 5-person household.
Age 25
b. ~1915
Male
Son
Born: Minnesota
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Dakota-County, Minnesota |
| Surname | Jensen |
| Given Name | Carl |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Minnesota |
| 1935 Residence (City) | Lakeville Village |
| 1935 Residence (County) | Dakota |
| Additional Details | |
| Occupation | labor |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 200 |
| Highest Grade | H 3 |
| 1935 Residence | Same place |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
| Occupation | Labor |
| Township / Ward | Lakeville Village |
| Est. Birth Year | ~1915 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Carl | Age | Birth yr |
|---|---|---|---|---|
| Jen Jensen | Son | — | 28 | ~1912 |
| Carl Jensen | Son | — | 25 | ~1915 |
| Harold Jensen | Son | — | 30 | ~1910 |
| Olena Jensen | Spouse | — | 60 | ~1880 |
| Hans Jensen | Head | — | 68 | ~1872 |
Census Appearances
1920
Dakota, Minnesota
Son, age 6
Dakota, Minnesota · implied b. ~1914 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jensen |
| Given Name | Carl |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Denmark |
| Mother's Birthplace | Norway |
| Can Read | Yes |
| Speaks English | Yes |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1930
Dakota, Minnesota
Son, age 16
Dakota, Minnesota · implied b. ~1914 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jensen |
| Given Name | Carl |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Denmark |
| Mother's Birthplace | Norway |
| Occupation | Laborer |
| Industry | Odd jobs |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1940
Dakota-County, Minnesota
Son, age 25
Dakota-County, Minnesota · implied b. ~1915 — 5 household members
| Surname | Jensen |
| Given Name | Carl |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Minnesota |
| 1935 Residence (City) | Lakeville Village |
| 1935 Residence (County) | Dakota |
| Occupation | labor |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 200 |
| Highest Grade | H 3 |
| 1935 Residence | Same place |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
Model Tree
An inferred pedigree reconstructed from census links — up to 4 generations within the 1900–1950 window. Closer generations are built from household co-residence; deeper ones are bridged by following a relative to their own childhood census. Confidence compounds and weakens with each generation.
Our Model Tree links Carl Jensen across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Hans Jensen (~0.92 confidence) and father Hans Jensen (~0.92 confidence) and father Hans Jensen (~0.92 confidence) and mother Olena Jensen (~0.92 confidence) and mother Olin Jensen (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Hans Jensen
b. ~1882
Source father
● Household
· direct · ~0.92
Father
Hans Jensen
b. ~1872
Source father
● Household
· direct · ~0.92
Father
Hans Jensen
b. ~1882
Source father
● Household
· direct · ~0.92
Mother
Olena Jensen
b. ~1880
Source mother
● Household
· direct · ~0.92
Mother
Olin Jensen
b. ~1880
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Carl Jensen
Son · 1940 · age 25 · b. ~1915 · Minnesota
★ You are viewing this record
Sibling
Jen Jensen
Sibling · 1940 · age 28
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Harold Jensen
Sibling · 1940 · age 30
Source co-child of head (derived)
● Co-child · derived · ~0.88
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
1940 US Federal Census — Dakota-County, Minnesota
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-01917-00468)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Alfred Markson | 43 | Head | Local Mgr. | Minnesota |
| 2 | Bertha Markson | 41 | Wife | Housewife | Dakota |
| 3 | Delores Markson | 20 | Daughter | Book Work | Minnesota |
| 4 | Morris Markson | 19 | Son | — | Minnesota |
| 5 | Herrick Markson | 17 | Son | — | Minnesota |
| 6 | Marion Markson | 14 | Daughter | — | Minnesota |
| 7 | Percy Steele | 38 | Head | Dealer | Minnesota |
| 8 | Margie Steele | 38 | Wife | Housewife | Holland |
| 9 | Robert Steele | 9 | Son | — | Minnesota |
| 10 | Tom Steele | 65 | Father-in-law | Plumer | Canada |
| 11 | Winnifred Kopf | 35 | Sister-in-law | Clerk | Holland |
| 12 | Anna Kimm | 64 | Head | Housewife | Minnesota |
| 13 | Ambrose Kimm | 25 | Son | Labor | Minnesota |
| 14 | Gladys Kimm | 33 | Daughter | — | Minnesota |
| 15 | Joyce Kimm | 31 | Son | — | Minnesota |
| 16 | Howard Kimm | 27 | Son | Labor | Minnesota |
| 17 | Austin Kimm | 25 | Son | Labor | Minnesota |
| 18 | Grant Kimm | 23 | Son | Labor | Minnesota |
| 19 | Louise Higgins | 33 | Head | Housewife | Minnesota |
| 20 | Genevieve Higgins | 12 | Daughter | — | Minnesota |
| 21 | Owen Higgins | 8 | Son | — | Minnesota |
| 22 | Dorothy Dona Higgins | 4 | Daughter | — | Minnesota |
| 23 | Donald Higgins | 4 | Son | Labor | Minnesota |
| 24 | Paul Donnell | 35 | Head | Minnesota | |
| 25 | Mary Donnell | 33 | Wife | — | Minnesota |
| 26 | Alvin Johnson | 28 | Head | Prof. | Minnesota |
| 27 | Carla Johnson | 25 | Wife | Housewife | Minnesota |
| 28 | Lars Larson | 60 | Head | Mechanic | Minnesota |
| 29 | Ellen Larson | 57 | Wife | Housewife | Minnesota |
| 30 | Lowert Larson | 23 | Son | Mechanic | Minnesota |
| 31 | Met B. Berres | 64 | Head | Mechanic | Minnesota |
| 32 | Susan Berres | 59 | Wife | Housewife | Minnesota |
| 33 | Robert W. Dogert | 26 | Head | Attorney | Chicago |
| 34 | Kathryn Dogert | 25 | Wife | Housewife | Minnesota |
| 35 | Hans Jensen | 68 | Head | General | Denmark |
| 36 | Olena Jensen | 60 | Wife | Housewife | Norway |
| 37 | Harold Jensen | 30 | Son | Labor | Minnesota |
| 38 | Jen S. Jensen | 28 | Son | Labor | Minnesota |
| 39 | Carl Jensen THIS PERSON | 25 | Son | Labor | Minnesota |
Related Census Records
Pedigree Summary
Carl + 2 siblings
Gen 1 · 5 parents
~0.92
Max depth 4 (1900–1950 window)
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)