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Mary Hansen — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Bannock-County, Idaho
Our Model Tree links this Mary Hansen across the 1930 and 1940 US Censuses in Bannock-County, Idaho (XGBoost, ~Confirmed) — first a daughter (b.~1928), then head of a 10-person household.
Age 12
b. ~1928
Female
Daughter
Born: Idaho
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Bannock-County, Idaho |
| Surname | Hansen |
| Given Name | Mary Lou |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Idaho |
| 1935 Residence (City) | Grace Precinct |
| 1935 Residence (County) | Bannock |
| Additional Details | |
| Highest Grade | No 8 |
| 1935 Residence | Same house |
| Birth State | Idaho |
| Birth Country | United States |
| Birthplace (normalized) | idaho |
| Township / Ward | Grace Precinct |
| Est. Birth Year | ~1928 |
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 |
|---|---|---|---|---|
| Lois Hansen | Daughter | — | 7 | ~1933 |
| Madaline Hansen | Daughter | — | 9 | ~1931 |
| Luella Hansen | Daughter | — | 11 | ~1929 |
| Anna Hansen | Daughter | — | 1 | ~1939 |
| Mary Hansen | Daughter | — | 12 | ~1928 |
| I Hansen | Daughter | — | 5 | ~1935 |
| James Hansen | Head | — | 50 | ~1890 |
| Del Hansen | Son | — | 3 | ~1937 |
| E Hansen | Son | — | 8 | ~1932 |
| Rosabella Hansen | Spouse | — | 32 | ~1908 |
Census Appearances
1930
Bannock, Idaho
Daughter, age 3
Bannock, Idaho · implied b. ~1927 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hansen |
| Given Name | Mary Lou |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Idaho |
| Father's Birthplace | Wyoming |
| Mother's Birthplace | Idaho |
| Birth State | Idaho |
| Birth Country | United States |
| Birthplace (normalized) | idaho |
1940
Bannock-County, Idaho
Daughter, age 12
Bannock-County, Idaho · implied b. ~1928 — 10 household members
| Surname | Hansen |
| Given Name | Mary Lou |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Idaho |
| 1935 Residence (City) | Grace Precinct |
| 1935 Residence (County) | Bannock |
| Highest Grade | No 8 |
| 1935 Residence | Same house |
| Birth State | Idaho |
| Birth Country | United States |
| Birthplace (normalized) | idaho |
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 12 · b. ~1928 · Idaho
★ You are viewing this record
Sibling
I Hansen
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lois Hansen
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Madaline Hansen
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Del Hansen
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Anna Hansen
Sibling · 1940 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Luella Hansen
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
E Hansen
Sibling · 1940 · age 8
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 — Bannock-County, Idaho
Open full size
1940 US Federal Census — Bannock-County, Idaho
Page Contents
38 people indexed on this census page (nara:1940:m-t0627-00737-01011)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Elvin L Christensen | 32 | Head | Farmer | Idaho |
| 2 | Clyde M Christensen | 26 | Wife | Teacher | Idaho |
| 3 | Barbara M Christensen | 6 | Daughter | — | Idaho |
| 4 | Bradley A Christensen | 4 | Son | — | Idaho |
| 5 | Euren R Burke | 29 | Head | Farmer | Utah |
| 6 | Mildred Burke | 26 | Wife | — | Idaho |
| 7 | Gary E Burke | 3 | Son | — | Idaho |
| 8 | Lowrance Burke | 24 | Brother | Farmer | Utah |
| 9 | James Hansen | 50 | Head | Painter | Wyoming |
| 10 | Rosabella Hansen | 32 | Wife | — | Idaho |
| 11 | Mary Lou Hansen THIS PERSON | 12 | Daughter | — | Idaho |
| 12 | Luella R Hansen | 11 | Daughter | — | Idaho |
| 13 | Madaline Hansen | 9 | Daughter | — | Idaho |
| 14 | E Dee Hansen | 8 | Son | — | Idaho |
| 15 | Lois M Hansen | 7 | Daughter | — | Idaho |
| 16 | I Delane Hansen | 5 | Daughter | — | Idaho |
| 17 | Del Mar J Hansen | 3 | Son | — | Idaho |
| 18 | Anna Arlene Hansen | 1 | Daughter | — | Idaho |
| 19 | Lela M Hanson | 52 | Head | — | Kansas |
| 20 | Harry M Anthony | 58 | Head | Laborer | North Dakota |
| 21 | Jane H Anthony | 42 | Wife | — | Idaho |
| 22 | Conrad Anthony | 18 | Son | Farmer | Idaho |
| 23 | Frank Anthony | 15 | Son | Farmer | Idaho |
| 24 | Jean Anthony | 13 | Daughter | — | Idaho |
| 25 | Elton M Anthony | 12 | Daughter | — | Idaho |
| 26 | J Arnold Anthony | 9 | Son | — | Idaho |
| 27 | Marilyn Anthony | 4 | Daughter | — | Idaho |
| 28 | Theo A Harris | 31 | Head | Mechanic | Idaho |
| 29 | Irene Harris | 26 | Wife | — | Idaho |
| 30 | J Maxine Harris | 10 | Daughter | — | Idaho |
| 31 | Gary T Harris | 7 | Son | — | Idaho |
| 32 | Marlyn E Stoddard | 32 | Head | Farmer | Idaho |
| 33 | Melba Stoddard | 31 | Wife | Teacher | Idaho |
| 34 | C Diane Stoddard | 4 | Daughter | — | Idaho |
| 35 | Harry A Westerfield | 54 | Head | Foreman | California |
| 36 | Irma S Westerfield | 49 | Wife | — | Idaho |
| 37 | Fredrick A Westerfield | 15 | Son | — | Idaho |
| 38 | Lewis A Westerfield | 13 | Son | — | Idaho |
Related Census Records
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)