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Jack Smith — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Weber-County, Utah
Our Model Tree links this Jack Smith across the 1930 and 1940 US Censuses in Weber-County, Utah (XGBoost, ~Confirmed) — first a son (b.~1925), then head of a 9-person household.
Age 15
b. ~1925
Male
Son
Born: Utah
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Weber-County, Utah |
| Surname | Smith |
| Given Name | Jack |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Utah |
| 1935 Residence (City) | Huntsville Prec. |
| 1935 Residence (County) | Weber |
| Additional Details | |
| Highest Grade | 7 |
| 1935 Residence | Same place |
| Birth State | Utah |
| Birth Country | United States |
| Birthplace (normalized) | utah |
| Township / Ward | Huntsville Prec |
| Est. Birth Year | ~1925 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Jack | Age | Birth yr |
|---|---|---|---|---|
| Florence Smith | Daughter | — | 16 | ~1924 |
| Cleo Smith | Daughter | — | 9 | ~1931 |
| Barbara Smith | Daughter | — | 14 | ~1926 |
| Donna Smith | Daughter | — | 11 | ~1929 |
| Ila Smith | Daughter | — | 3 | ~1937 |
| Clarence Smith | Head | — | 47 | ~1893 |
| Larry Smith | Son | — | 5 | ~1935 |
| Jack Smith | Son | — | 15 | ~1925 |
| Selma Smith | Spouse | — | 41 | ~1899 |
Census Appearances
1930
Weber, Utah
Other, age 5
Weber, Utah · implied b. ~1925 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Jack |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Utah |
| Father's Birthplace | Utah |
| Mother's Birthplace | Utah |
| Birth State | Utah |
| Birth Country | United States |
| Birthplace (normalized) | utah |
1940
Weber-County, Utah
Son, age 15
Weber-County, Utah · implied b. ~1925 — 9 household members
| Surname | Smith |
| Given Name | Jack |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Utah |
| 1935 Residence (City) | Huntsville Prec. |
| 1935 Residence (County) | Weber |
| Highest Grade | 7 |
| 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 Jack Smith across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Jack Smith
Son · 1940 · age 15 · b. ~1925 · Utah
★ You are viewing this record
Sibling
Barbara Smith
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Florence Smith
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Larry Smith
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ila Smith
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Cleo Smith
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Donna Smith
Sibling · 1940 · age 11
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 — Weber-County, Utah
Open full size
1940 US Federal Census — Weber-County, Utah
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04222-00194)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Lyle Price | 3 | Son | — | Utah |
| 42 | Harvey Bingham | 40 | Head | Farmer | Utah |
| 43 | Cecil Bingham | 44 | Wife | — | Utah |
| 44 | Mary W. Harris | 81 | M in law | — | Utah |
| 45 | Parry A. Bingham | 67 | Head | Farmer | Utah |
| 46 | Almeda Bingham | 64 | Wife | — | Utah |
| 47 | John H. Michelson | 63 | Head | Poultry Man | Denmark |
| 48 | Jessie Michelson | 57 | Wife | — | Utah |
| 49 | Martin Michelson | 22 | Son | Poultryman | Utah |
| 50 | M. Peter Winter | 52 | Head | Farmer | Utah |
| 51 | Mabel Winter | 45 | Wife | — | Utah |
| 52 | Wanda Winter | 16 | Daughter | — | Utah |
| 53 | Ruth Winter | 14 | Daughter | — | Utah |
| 54 | Donna Winter | 13 | Daughter | — | Utah |
| 55 | Cheryl Winter | 2 | Daughter | — | Utah |
| 56 | Fred Bruestle | 74 | Head | Farmer | Germany |
| 57 | Louise Bruestle | 64 | Wife | — | Germany |
| 58 | Albert Sonafls|Sonafts | 32 | Hired Man | Laborer | Germany |
| 59 | Clarence Smith | 47 | Head | Farmer | Utah |
| 60 | Selma Smith | 41 | Wife | — | Utah |
| 61 | Florence Smith | 16 | Daughter | — | Utah |
| 62 | Jack Smith THIS PERSON | 15 | Son | — | Utah |
| 63 | Barbara Smith | 14 | Daughter | — | Utah |
| 64 | Donna Smith | 11 | Daughter | — | Utah |
| 65 | Cleo Smith | 9 | Daughter | — | Utah |
| 66 | Larry Smith | 5 | Son | — | Utah |
| 67 | Ila Smith | 3 | Daughter | — | Utah |
| 68 | John | 80 | Head | — | England |
| 69 | Mary John | 74 | Wife | — | Denmark |
| 70 | Junius Froner | 49 | Head | Sheepherder | Utah |
| 71 | L. Burt Nelson | 50 | Head | Farmer | Utah |
| 72 | Myrtle G. Nelson | 35 | Wife | — | Utah |
| 73 | Geneva W. Nelson | 3 | Daughter | — | Utah |
| 74 | L. Burt Jr. Nelson | 2 | Son | — | Utah |
| 75 | Laprele Nelson | 2 | Son | — | Utah |
| 76 | Louis J. Hardy | 38 | Head | Warehouseman | Mexico |
| 77 | Thelma Hardy | 34 | Wife | — | Utah |
| 78 | Roy Hardy | 11 | Son | — | Utah |
| 79 | Don Hardy | 9 | Son | — | Utah |
| 80 | E. Dale Nurry | 32 | Head | Farmer | 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)