CJ
Carl Jensen — 1940 US Census Record
Model Tree available1940 United States Federal Census · Pottawattamie-County, Iowa
Our Model Tree links this Carl Jensen across the 1920, 1930 and 1940 US Censuses in Pottawattamie-County, Iowa (XGBoost, ~Confirmed), with identified parents Nels & Minnie — first a head (b.~1903), then head of a 7-person household.
Age 37
b. ~1903
Male
Head
Born: Iowa
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Pottawattamie-County, Iowa |
| Surname | Jensen |
| Given Name | Carl S. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 37 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | Council Bluffs City |
| 1935 Residence (County) | Pottawattamie |
| Additional Details | |
| Occupation | Storekeeper Helper |
| Industry | Steam Railroad |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 266 |
| Highest Grade | 8 |
| 1935 Residence | Same house |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Occupation | Storekeeper Helper |
| Township / Ward | Council Bluffs City |
| Est. Birth Year | ~1903 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Carl | Age | Birth yr |
|---|---|---|---|---|
| Irene Jensen | Daughter | — | 13 | ~1927 |
| Carl Jensen | Son | — | 17 | ~1923 |
| Irene Jensen | Spouse | — | 34 | ~1906 |
| Geraldine Jensen | Daughter | — | 14 | ~1926 |
| Carl Jensen | Head | — | 37 | ~1903 |
| Rosella Jensen | Daughter | — | 16 | ~1924 |
| Delores Jensen | Daughter | — | 10 | ~1930 |
Census Appearances
1920
Pottawattamie, Iowa
Son, age 17
Pottawattamie, Iowa · implied b. ~1903 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jensen |
| Given Name | Carl |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Denmark |
| Mother's Birthplace | Denmark |
| Occupation | Clerk |
| Industry | Railroad |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Danish |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1930
Pottawattamie, Iowa
Head, age 27
Pottawattamie, Iowa · implied b. ~1903 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jensen |
| Given Name | Carl S. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Married |
| Birthplace | Iowa |
| Age at First Marriage | 19 |
| Father's Birthplace | Denmark |
| Mother's Birthplace | Denmark |
| Occupation | Laborer |
| Industry | Excavating |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 10 |
| Veteran | No |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Pottawattamie-County, Iowa
Head, age 37
Pottawattamie-County, Iowa · implied b. ~1903 — 7 household members
| Surname | Jensen |
| Given Name | Carl S. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 37 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | Council Bluffs City |
| 1935 Residence (County) | Pottawattamie |
| Occupation | Storekeeper Helper |
| Industry | Steam Railroad |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 266 |
| Highest Grade | 8 |
| 1935 Residence | Same house |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
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 Nels Jensen (~0.92 confidence) and mother Minnie Jensen (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Nels Jensen
b. ~1866
Source father
● Household
· direct · ~0.92
Mother
Minnie Jensen
b. ~1871
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Carl Jensen
Head · 1940 · age 37 · b. ~1903 · Iowa
★ 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 — Pottawattamie-County, Iowa
Open full size
1940 US Federal Census — Pottawattamie-County, Iowa
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01199-00105)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Thelma Dinovo | 29 | Wife | — | Iowa |
| 42 | Beatrice Dinovo | 11 | Daughter | — | Iowa |
| 43 | John Dinovo | 9 | Son | — | Iowa |
| 44 | George S. Sizer | 42 | Head | Mail Handler | Ohio |
| 45 | Freda M Sizer | 42 | Wife | — | Iowa |
| 46 | Marcella Sizer | 16 | Daughter | — | Iowa |
| 47 | Clarice Sizer | 14 | Daughter | — | Iowa |
| 48 | Sidney Sizer | 13 | Son | — | Iowa |
| 49 | Wayne Sizer | 11 | Son | — | Iowa |
| 50 | Mary Margaret Sizer | 6 | Daughter | — | Iowa |
| 51 | George L Matter | 42 | Head | Construction Laborer | Nebraska |
| 52 | Elsie Matter | 40 | Wife | — | Nebraska |
| 53 | Kenneth Matter | 18 | Son | — | Nebraska |
| 54 | Helen Matter | 12 | Daughter | — | Iowa |
| 55 | Robert Matter | 11 | Son | — | Iowa |
| 56 | Carl S. Jensen THIS PERSON | 37 | Head | Storekeeper Helper | Iowa |
| 57 | Irene Jensen | 34 | Wife | — | Iowa |
| 58 | Carl Jr. Jensen | 17 | Son | — | Iowa |
| 59 | Rosella Jensen | 16 | Daughter | — | Nebraska |
| 60 | Geraldine Jensen | 14 | Daughter | — | Iowa |
| 61 | Irene Jensen | 13 | Daughter | — | Iowa |
| 62 | Delores Jensen | 10 | Daughter | — | Iowa |
| 63 | Edna Wall | 48 | Head | Chicken Washer | Iowa |
| 64 | Lorraine Wall | 19 | Daughter | — | Iowa |
| 65 | Vernon Wall | 17 | Son | Seed Salesman | Iowa |
| 66 | Allis Wall | 14 | Daughter | — | Iowa |
| 67 | Robert B Obradovich | 25 | Head | Auto-Parts Salesman | Iowa |
| 68 | Beulah Obradovich | 24 | Wife | Card-Board Box-Maker | Iowa |
| 69 | Gordon F Costy | 31 | Head | Reinforcing Steelworker | Wyoming |
| 70 | Freda M Costy | 40 | Wife | — | Iowa |
| 71 | Marybelle Costy | 12 | Daughter | — | California |
| 72 | Andrew Aravie | 68 | Step Father | — | New York |
| 73 | Van Wade | 70 | Head | — | Iowa |
| 74 | Nina R Wade | 64 | Wife | — | Iowa |
| 75 | Anthony Brendle | 48 | Head | Car-Repairman Helper | Illinois |
| 76 | Whelmina Brendle | 41 | Wife | — | Nebraska |
| 77 | Joseph Brendle | 25 | Son | Car-Repairman Helper | Missouri |
| 78 | Robert D Brendle | 11 | Son | — | Iowa |
| 79 | Arlene K Brendle | 8 | Daughter | — | Iowa |
| 80 | Walter Townsend | 30 | Head | Second-Butter Maker | Nebraska |
Related Census Records
Pedigree Summary
Carl
Gen 1 · 2 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)