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John Jensen — 1940 US Census Record
Model Tree available1940 United States Federal Census · Pierce-County, Washington
Our Model Tree links this John Jensen across the 1920, 1930 and 1940 US Censuses in Pierce-County, Washington (XGBoost, ~Confirmed), with identified parents Anders & Hanna — first a head (b.~1913), then head of a 3-person household.
Age 27
b. ~1913
Male
Head
Born: Washington
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Pierce-County, Washington |
| Surname | Jensen |
| Given Name | John |
| Relationship to Head | head |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Married |
| Birthplace | Washington |
| 1935 Residence (City) | Rosedale precinct |
| 1935 Residence (County) | Pierce |
| Additional Details | |
| Occupation | carpenter |
| Industry | building |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 700 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
| Occupation | Carpenter |
| Township / Ward | Rosedale Precinct |
| Est. Birth Year | ~1913 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Helen Jensen | Daughter | — | 5 | ~1935 |
| John Jensen | Head | — | 27 | ~1913 |
| Elsie Jensen | Spouse | — | 24 | ~1916 |
Census Appearances
1920
Pierce, Washington
Son, age 6
Pierce, Washington · implied b. ~1914 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jensen |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Washington |
| Father's Birthplace | Norway |
| Mother's Birthplace | Norway |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
1930
Pierce, Washington
Son, age 17
Pierce, Washington · implied b. ~1913 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jensen |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Washington |
| Father's Birthplace | Norway |
| Mother's Birthplace | Norway |
| Can Read/Write | Yes |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
1940
Pierce-County, Washington
Head, age 27
Pierce-County, Washington · implied b. ~1913 — 3 household members
| Surname | Jensen |
| Given Name | John |
| Relationship to Head | head |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Married |
| Birthplace | Washington |
| 1935 Residence (City) | Rosedale precinct |
| 1935 Residence (County) | Pierce |
| Occupation | carpenter |
| Industry | building |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 700 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
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 John Jensen across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Anders Jensen (~0.92 confidence) and mother Hanna Jensen (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Anders Jensen
b. ~1877
Source father
● Household
· direct · ~0.92
Mother
Hanna Jensen
b. ~1878
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Jensen
Head · 1940 · age 27 · b. ~1913 · Washington
★ 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 — Pierce-County, Washington
Open full size
1940 US Federal Census — Pierce-County, Washington
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04356-00601)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Leora Lower | 8 | daughter | — | Washington |
| 42 | George Lower | 5 | son | — | Washington |
| 43 | James Lower | 3 | son | — | Washington |
| 44 | James Hay | 43 | head | Laborer | Washington |
| 45 | Leona Hay | 33 | wife | — | West Virginia |
| 46 | William Hay | 15 | son | — | Washington |
| 47 | Donald Hay | 10 | son | — | Washington |
| 48 | Rose Hay | 4 | daughter | — | Washington |
| 49 | Carl Berg | 43 | head | — | Wisconsin |
| 50 | Myrtle Berg | 39 | wife | — | Nebraska |
| 51 | Vivian Berg | 15 | daughter | — | Washington |
| 52 | Evelyn Berg | 13 | daughter | — | Washington |
| 53 | Carl Berg | 12 | son | — | Washington |
| 54 | Maxine Berg | 8 | daughter | — | Washington |
| 55 | Eugene Berg | 5 | son | — | Washington |
| 56 | Leonard Berg | 3 | son | — | Washington |
| 57 | Carl G. Carlson | 50 | head | Door Patcher | Sweden |
| 58 | Minta C. Carlson | 38 | wife | — | Wisconsin |
| 59 | Shirley J. Carlson | 9 | daughter | — | Washington |
| 60 | A. Thomas Hilton | 63 | head | — | Wisconsin |
| 61 | Carl Schmel | 51 | head | Laborer | Washington |
| 62 | Dora Schmel | 81 | mother | — | Germany |
| 63 | Adolph P. Schmel | 49 | head | Graderman | Washington |
| 64 | Elsie May Schmel | 19 | daughter | — | Washington |
| 65 | Donald Schmel | 14 | son | Laborer | Washington |
| 66 | Henry G. Peters | 81 | head | — | Minnesota |
| 67 | John Jensen THIS PERSON | 27 | head | Carpenter | Washington |
| 68 | Elsie Jensen | 24 | wife | — | Nebraska |
| 69 | Helen Jensen | 5 | daughter | — | Washington |
| 70 | Albertas Anderson | 39 | head | Farmer | Kansas |
| 71 | Borghild P. Anderson | 32 | wife | — | North Dakota |
| 72 | Starling Cornelius | 22 | lodger | Laborer | Kentucky |
| 73 | Joan Anderson | 6 | daughter | — | Alaska |
| 74 | Ellen Anderson | 3 | daughter | — | Alaska |
| 75 | David Anderson | 2 | son | — | Washington |
| 76 | Joe R. Mcconnell | 46 | head | Stationary Engineer | Washington |
| 77 | Emma Mcconnell | 43 | wife | — | Washington |
| 78 | Georgene Mcconnell | 20 | daughter | Servant | Washington |
| 79 | Christine Coos | 79 | head | — | Denmark |
| 80 | Muriel Parisien | 22 | granddaughter | Operator | Wisconsin |
Pedigree Summary
John
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)