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Mary Hansen — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Salt-Lake-County, Utah
Our Model Tree links this Mary Hansen across the 1930 and 1940 US Censuses in Salt-Lake-County, Utah (XGBoost, ~Confirmed) — first a daughter (b.~1924), then head of a 10-person household.
Age 16
b. ~1924
Female
Daughter
Born: Utah
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Salt-Lake-County, Utah |
| Surname | Hansen |
| Given Name | Mary Jean |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Utah |
| 1935 Residence (City) | Salt Lake City |
| 1935 Residence (County) | Salt Lake |
| Additional Details | |
| Highest Grade | H 2 |
| 1935 Residence | Same place |
| Birth State | Utah |
| Birth Country | United States |
| Birthplace (normalized) | utah |
| Township / Ward | Salt Lake City |
| Est. Birth Year | ~1924 |
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.
10 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Hansen | Daughter | — | 16 | ~1924 |
| Darlene Hansen | Daughter | — | 6 | ~1934 |
| Jesse Hansen | Head | — | 46 | ~1894 |
| Marjorie Hansen | Other | — | 16 | ~1924 |
| Harold Hansen | Son | — | 18 | ~1922 |
| Wilford Hansen | Son | — | 11 | ~1929 |
| Jack Hansen | Son | — | 20 | ~1920 |
| Darrell Hansen | Son | — | 6 | ~1934 |
| Thayne Hansen | Son | — | 13 | ~1927 |
| Irene Hansen | Spouse | — | 44 | ~1896 |
Census Appearances
1930
Salt Lake, …
Daughter, age 5
Salt Lake, Utah · implied b. ~1925 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hansen |
| Given Name | Mary Joan |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Utah |
| Father's Birthplace | Utah |
| Mother's Birthplace | Utah |
| Occupation | none |
| Birth State | Utah |
| Birth Country | United States |
| Birthplace (normalized) | utah |
1940
Salt-Lake-County, Utah
Daughter, age 16
Salt-Lake-County, Utah · implied b. ~1924 — 10 household members
| Surname | Hansen |
| Given Name | Mary Jean |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Utah |
| 1935 Residence (City) | Salt Lake City |
| 1935 Residence (County) | Salt Lake |
| Highest Grade | H 2 |
| 1935 Residence | Same place |
| Birth State | Utah |
| Birth Country | United States |
| Birthplace (normalized) | utah |
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 Mary Hansen across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Hansen
Daughter · 1940 · age 16 · b. ~1924 · Utah
★ You are viewing this record
Sibling
Darrell Hansen
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Harold Hansen
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Jack Hansen
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Wilford Hansen
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thayne Hansen
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Darlene Hansen
Sibling · 1940 · age 6
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 — Salt-Lake-County, Utah
Open full size
1940 US Federal Census — Salt-Lake-County, Utah
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04223-00843)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Evelyn Stout | 35 | Daughter | Stenographer | Utah |
| 42 | N. Walter Knight | 61 | Head | — | Missouri |
| 43 | Effie May Knight | 55 | Wife | — | Missouri |
| 44 | Walter Howard Knight | 30 | Son | Cement Mixer | Missouri |
| 45 | Clarence B. Knight | 21 | Son | Elec. Welder | Wyoming |
| 46 | Ethelyn Knight | 21 | Daughter-in-law | — | Utah |
| 47 | Sandra L. Knight | 0 | Grand-daughter | — | Utah |
| 48 | John Alvey | 60 | Head | Edge Mender | England |
| 49 | Maren Alvey | 50 | Wife | — | Utah |
| 50 | Mormi Alvey | 27 | Son | Warehouse Helper | Utah |
| 51 | Elaine Alvey | 14 | Daughter | — | Utah |
| 52 | Harvey Brinkley | 25 | Head | Cement Helper | Utah |
| 53 | Rosella Brinkley | 23 | Wife | — | Utah |
| 54 | Harvey Brinkley | 3 | Son | — | Utah |
| 55 | Walter Brinkley | 2 | Son | — | Utah |
| 56 | R. Nancy Brinkley | 0 | Daughter | — | Utah |
| 57 | Jesse B. Hansen | 46 | Head | Carpenter | Utah |
| 58 | Irene Hansen | 44 | Wife | — | Utah |
| 59 | Harold Hansen | 18 | Son | Worker | Utah |
| 60 | Mary Jean Hansen THIS PERSON | 16 | Daughter | — | Utah |
| 61 | Thayne Hansen | 13 | Son | — | Utah |
| 62 | Wilford Hansen | 11 | Son | — | Utah |
| 63 | Darrell Hansen | 6 | Son | — | Utah |
| 64 | Darlene Hansen | 6 | Daughter | — | Utah |
| 65 | Jack Hansen | 20 | Son | Floor-Layer | Utah |
| 66 | Marjorie Hansen | 16 | Daughter-in-law | — | Utah |
| 67 | John A. Teerlink | 63 | Head | Furrier | Holland |
| 68 | Eleanora Teerlink | 67 | Wife | — | Denmark |
| 69 | Naphi Teerlink | 27 | Son | Grocery Clerk | Utah |
| 70 | Marie Houseman | 32 | Daughter | Fur Finisher | Holland |
| 71 | David Houseman | 4 | Grandson | — | Utah |
| 72 | Almer Peterson | 46 | Head | Proprietor | Utah |
| 73 | Vivian Peterson | 46 | Wife | — | Utah |
| 74 | Wilford Peterson | 23 | Son | Waiter | Utah |
| 75 | Theola Peterson | 17 | Daughter | — | Utah |
| 76 | Delone Peterson | 15 | Daughter | — | Utah |
| 77 | Wesley Lundberg | 24 | Head | Swing-Man | Utah |
| 78 | Emily Lundberg | 24 | Wife | — | Utah |
| 79 | Leone W. Cowley | 44 | Head | Deputy Collector | Utah |
| 80 | Kenneth R. Jensen | 18 | Son | Usher | Utah |
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)