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Betty Smith — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Cass-County, North Dakota
Our Model Tree links this Betty Smith across the 1930 and 1940 US Censuses in Cass-County, North Dakota (XGBoost, ~Confirmed) — first a daughter (b.~1928), then head of a 9-person household.
Age 12
b. ~1928
Female
Daughter
Born: North Dakota
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Cass-County, North Dakota |
| Surname | Smith |
| Given Name | Betty Lou |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | North Dakota |
| 1935 Residence (County) | Cass |
| Additional Details | |
| Highest Grade | No 4 |
| 1935 Residence | Same place |
| Birth State | North Dakota |
| Birth Country | United States |
| Birthplace (normalized) | north dakota |
| Township / Ward | Fargo City |
| 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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Betty | Age | Birth yr |
|---|---|---|---|---|
| Patricia Smith | Daughter | — | 8 | ~1932 |
| Betty Smith | Daughter | — | 12 | ~1928 |
| Joyce Smith | Daughter | — | 6 | ~1934 |
| Gloria Smith | Daughter | — | 10 | ~1930 |
| Donna Smith | Daughter | — | 3 | ~1937 |
| Jesse Smith | Head | — | 34 | ~1906 |
| Wallace Smith | Son | — | 5 | ~1935 |
| Paul Smith | Son | — | 2 | ~1938 |
| Alice Smith | Spouse | — | 35 | ~1905 |
Census Appearances
1930
Cass, North …
Other, age 2
Cass, North Dakota · implied b. ~1928 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Betty Lou |
| Sex | F |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | North Dakota |
| Father's Birthplace | North Dakota |
| Mother's Birthplace | North Dakota |
| Birth State | North Dakota |
| Birth Country | United States |
| Birthplace (normalized) | north dakota |
1940
Cass-County, North …
Daughter, age 12
Cass-County, North Dakota · implied b. ~1928 — 9 household members
| Surname | Smith |
| Given Name | Betty Lou |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | North Dakota |
| 1935 Residence (County) | Cass |
| Highest Grade | No 4 |
| 1935 Residence | Same place |
| Birth State | North Dakota |
| Birth Country | United States |
| Birthplace (normalized) | north dakota |
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 Betty Smith across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Betty Smith
Daughter · 1940 · age 12 · b. ~1928 · North Dakota
★ You are viewing this record
Sibling
Donna Smith
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Gloria Smith
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joyce Smith
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Patricia Smith
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Wallace Smith
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Paul Smith
Sibling · 1940 · age 2
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 — Cass-County, North Dakota
Open full size
1940 US Federal Census — Cass-County, North Dakota
Page Contents
38 people indexed on this census page (nara:1940:m-t0627-02996-00344)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Robert Rothlisberger | 5 | Son | — | North Dakota |
| 2 | Hannah Rosett | 44 | Lodger | — | North Dakota |
| 3 | Mary Hermanson | 69 | Head | — | Norway |
| 4 | W. M. Hebert | 21 | Grand | 24 | North Dakota |
| 5 | Jesse Smith | 34 | Head | 48 | Minnesota |
| 6 | Alice Smith | 35 | Wife | — | Minnesota |
| 7 | Betty Lou Smith THIS PERSON | 12 | Daughter | — | North Dakota |
| 8 | Gloria Smith | 10 | Daughter | — | Minnesota |
| 9 | Patricia Smith | 8 | Daughter | — | North Dakota |
| 10 | Joyce Smith | 6 | Daughter | — | North Dakota |
| 11 | Wallace Smith | 5 | Son | — | North Dakota |
| 12 | Donna Smith | 3 | Daughter | — | North Dakota |
| 13 | Paul Smith | 2 | Son | — | North Dakota |
| 15 | Marius Hetland | 58 | Head | — | Wisconsin |
| 16 | Morris Hetland | 30 | Son | 40 | South Dakota |
| 17 | Ellen Randall | 86 | Head | — | Norway |
| 18 | Karen Sebastianon | 25 | Grand Daughter | 32 | North Dakota |
| 19 | Norman Johnson | 28 | Head | 48 | North Dakota |
| 20 | Mabel Johnson | 25 | Wife | — | North Dakota |
| 21 | Glen Johnson | 4 | Son | — | Oregon |
| 22 | Hilmer Johnson | 51 | Head | 56 | New York |
| 23 | Hannah Johnson | 32 | Wife | — | Iowa |
| 24 | Andrew Agren | 32 | Head | — | Sweden |
| 25 | Seth Halstrom | 45 | Lodger | — | Sweden |
| 26 | Rusal Johnson | 46 | Head | 6 | Minnesota |
| 27 | Tillie Johnson | 45 | Wife | — | North Dakota |
| 28 | Ardis Johnson | 15 | Daughter | — | North Dakota |
| 29 | Clayton Johnson | 15 | Son | — | North Dakota |
| 30 | Maxine Johnson | 10 | Daughter | — | North Dakota |
| 31 | Arlene Johnson | 5 | Daughter | — | North Dakota |
| 33 | Ed. M. Kafer | 67 | Head | 8 | Iowa |
| 34 | Gertie Kafer | 55 | Wife | — | Minnesota |
| 35 | Iris Kafer | 22 | Daughter | 28 | North Dakota |
| 36 | Edna Kafer | 19 | Daughter | 20 | South Dakota |
| 37 | Donald Kafer | 15 | Son | — | North Dakota |
| 38 | Earl Pryor | 40 | Head | 42 | South Dakota |
| 39 | Katheryn Pryor | 44 | Wife | — | North Dakota |
| 40 | James Pryor | 13 | Son | — | South Dakota |
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)