CJ
Carl Jensen — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Spink-County, South Dakota
Our Model Tree links this Carl Jensen across the 1930 and 1940 US Censuses in Spink-County, South Dakota (XGBoost, ~Confirmed) — first a head (b.~1892), then head of a 6-person household.
Age 48
b. ~1892
Male
Head
Born: South Dakota
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Spink-County, South Dakota |
| Surname | Jensen |
| Given Name | Carl |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 48 |
| Marital Status | Married |
| Birthplace | South Dakota |
| 1935 Residence (City) | Conde Twp |
| 1935 Residence (County) | Spink |
| Additional Details | |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 60 |
| Income (1939) | 0 |
| Highest Grade | 8 |
| 1935 Residence | Same House |
| Birth State | South Dakota |
| Birth Country | United States |
| Birthplace (normalized) | south dakota |
| Occupation | Farmer |
| Township / Ward | Conde Twp |
| Est. Birth Year | ~1892 |
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 Carl | Age | Birth yr |
|---|---|---|---|---|
| Carroll Jensen | Son | — | 18 | ~1922 |
| Esther Jensen | Spouse | — | 40 | ~1900 |
| Marion Jensen | Son | — | 19 | ~1921 |
| Elaine Jensen | Daughter | — | 11 | ~1929 |
| Louise Jensen | Daughter | — | 4 | ~1936 |
| Carl Jensen | Head | — | 48 | ~1892 |
Census Appearances
1930
Spink, South …
Head, age 39
Spink, South Dakota · implied b. ~1891 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jensen |
| Given Name | Carl |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | South Dakota |
| Age at First Marriage | 27 |
| Father's Birthplace | South Dakota |
| Mother's Birthplace | South Dakota |
| Occupation | Farmer |
| Industry | General Farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Birth State | South Dakota |
| Birth Country | United States |
| Birthplace (normalized) | south dakota |
1940
Spink-County, South …
Head, age 48
Spink-County, South Dakota · implied b. ~1892 — 6 household members
| Surname | Jensen |
| Given Name | Carl |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 48 |
| Marital Status | Married |
| Birthplace | South Dakota |
| 1935 Residence (City) | Conde Twp |
| 1935 Residence (County) | Spink |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 60 |
| Income (1939) | 0 |
| Highest Grade | 8 |
| 1935 Residence | Same House |
| Birth State | South Dakota |
| Birth Country | United States |
| Birthplace (normalized) | south dakota |
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 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Carl Jensen
Head · 1940 · age 48 · b. ~1892 · South Dakota
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Spink-County, South Dakota
Open full size
1940 US Federal Census — Spink-County, South Dakota
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03867-00448)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | John Jr. Bullion | 12 | Son | — | South Dakota |
| 42 | Ernest M Bullion | 11 | Son | — | South Dakota |
| 43 | Ennis W Bullion | 11 | Son | — | South Dakota |
| 44 | John D. Mereness | 68 | Head | Farmer | New York |
| 45 | Mattie L Mereness | 68 | Wife | — | Kansas |
| 46 | Ralph White | 37 | Lodger | Labor | South Dakota |
| 47 | Harold C. Taylor | 47 | Head | Farmer | Minnesota |
| 48 | Marie E Taylor | 42 | Wife | — | Minnesota |
| 49 | Neil L Taylor | 21 | Son | Labor | South Dakota |
| 50 | Dean H Taylor | 17 | Son | — | South Dakota |
| 51 | Dorothy L Taylor | 15 | Daughter | — | South Dakota |
| 52 | Ronald K Taylor | 10 | Son | — | South Dakota |
| 53 | James L Taylor | 7 | Son | — | South Dakota |
| 54 | Nancy A Taylor | 4 | Daughter | — | South Dakota |
| 55 | Clarence D Zeck | 26 | Head | Farmer | South Dakota |
| 56 | Belva M Zeck | 27 | Wife | — | South Dakota |
| 57 | Arliss J Zeck | 5 | Daughter | — | South Dakota |
| 58 | Henry C. Merrill | 46 | Head | Farmer | South Dakota |
| 59 | Lila P Merrill | 43 | Wife | — | Kansas |
| 60 | Claire C Merrill | 17 | Daughter | — | South Dakota |
| 61 | Wava D Merrill | 17 | Daughter | — | South Dakota |
| 62 | Donald L Merrill | 11 | Son | — | South Dakota |
| 63 | John D Bussing | 44 | Head | Farmer | Illinois |
| 64 | Letha B Bussing | 34 | Wife | — | South Dakota |
| 65 | Dale L Bussing | 15 | Son | Labor | South Dakota |
| 66 | Russell L Bussing | 11 | Son | — | South Dakota |
| 67 | Letha L Bussing | 9 | Daughter | — | South Dakota |
| 68 | Charles H Taylor | 43 | Head | Farmer | Illinois |
| 69 | Ida E Taylor | 39 | Wife | — | Illinois |
| 70 | Carl Jensen THIS PERSON | 48 | Head | Farmer | South Dakota |
| 71 | Esther V Jensen | 40 | Wife | — | South Dakota |
| 72 | Marion H Jensen | 19 | Son | Farmer | South Dakota |
| 73 | Carroll E Jensen | 18 | Son | Farmer | South Dakota |
| 74 | Elaine C Jensen | 11 | Daughter | — | South Dakota |
| 75 | Louise E Jensen | 4 | Daughter | — | South Dakota |
| 76 | William R Sanderson | 40 | Head | Farmer | Wisconsin |
| 77 | Dorothy H Sanderson | 13 | Daughter | — | South Dakota |
| 78 | Richard O Sanderson | 10 | Son | — | South Dakota |
| 79 | Ronald A Sanderson | 6 | Son | — | South Dakota |
| 80 | Maralene Jean Sanderson | 4 | Daughter | — | South Dakota |
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)