SS
Sidney Smith — 1940 US Census Record
Model Tree available1940 United States Federal Census · Cass-County, North Dakota
Our Model Tree links this Sidney Smith across the 1920, 1930 and 1940 US Censuses in Cass-County, North Dakota (XGBoost, ~Confirmed), with identified parents Abby & Ray — first a son (b.~1918), then head of a 5-person household.
Age 22
b. ~1918
Male
Son
Born: North Dakota
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Cass-County, North Dakota |
| Surname | Smith |
| Given Name | Sidney H |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | North Dakota |
| 1935 Residence (City) | Paget Township |
| 1935 Residence (County) | Cass |
| Additional Details | |
| Occupation | Farm Laborer |
| Industry | Farm |
| Class of Worker | PW |
| Hours Worked | 60 |
| Income (1939) | 220 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | North Dakota |
| Birth Country | United States |
| Birthplace (normalized) | north dakota |
| Occupation | Farm Laborer |
| Township / Ward | Paget Township |
| Est. Birth Year | ~1918 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Sidney | Age | Birth yr |
|---|---|---|---|---|
| Mary Smith | Daughter | — | 17 | ~1923 |
| Ray Smith | Head | — | 57 | ~1883 |
| Charles Smith | Son | — | 19 | ~1921 |
| Sidney Smith | Son | — | 22 | ~1918 |
| Abby Smith | Spouse | — | 57 | ~1883 |
Census Appearances
1920
Cass, North …
Son, age 2
Cass, North Dakota · implied b. ~1918 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Sidney H |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | North Dakota |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Indiana |
| Occupation | none |
| Can Read | No |
| Can Write | No |
| Speaks English | No |
| Birth State | North Dakota |
| Birth Country | United States |
| Birthplace (normalized) | north dakota |
1930
Cass, North …
Son, age 12
Cass, North Dakota · implied b. ~1918 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Sidney H. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | North Dakota |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Indiana |
| Can Read/Write | Yes |
| Birth State | North Dakota |
| Birth Country | United States |
| Birthplace (normalized) | north dakota |
1940
Cass-County, North …
Son, age 22
Cass-County, North Dakota · implied b. ~1918 — 5 household members
| Surname | Smith |
| Given Name | Sidney H |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | North Dakota |
| 1935 Residence (City) | Paget Township |
| 1935 Residence (County) | Cass |
| Occupation | Farm Laborer |
| Industry | Farm |
| Class of Worker | PW |
| Hours Worked | 60 |
| Income (1939) | 220 |
| Highest Grade | Hs 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 Sidney Smith across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Abby Smith (~0.92 confidence) and father Ray Smith (~0.92 confidence) and mother Anna Smith (~0.92 confidence) and father Ray Smith (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Abby Smith
b. ~1883
Source mother
● Household
· direct · ~0.92
Father
Ray Smith
b. ~1883
Source father
● Household
· direct · ~0.92
Mother
Anna Smith
b. ~1884
Source mother
● Household
· direct · ~0.92
Father
Ray Smith
b. ~1884
Source father
● Household
· direct · ~0.92
This person
Anchor record
Sidney Smith
Son · 1940 · age 22 · b. ~1918 · North Dakota
★ You are viewing this record
Sibling
Mary Smith
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charles Smith
Sibling · 1940 · age 19
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
40 people indexed on this census page (nara:1940:m-t0627-02997-00600)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Frank Powers | 57 | Head | Farm Laborer | Minnesota |
| 42 | John Lundeen | 53 | Head | Farmer | Minnesota |
| 43 | Martha Lundeen | 52 | Wife | — | Germany |
| 44 | Irene Lundeen | 30 | Daughter | — | North Dakota |
| 45 | Ed Halon | 60 | Head | Farmer | Finland |
| 46 | Salome Halon | 52 | Wife | — | Minnesota |
| 47 | Alvin Langdahl | 40 | Head | Farmer | North Dakota |
| 48 | Gladys Langdahl | 36 | Sister | — | North Dakota |
| 49 | June Haga | 18 | Lodger | Teacher | North Dakota |
| 50 | Chas Peale | 65 | Head | Farm Laborer | Denmark |
| 51 | Carl Satrom | 48 | Head | Farmer | Minnesota |
| 52 | Louise Satrom | 46 | Wife | — | North Dakota |
| 53 | Elaine M Satrom | 14 | Daughter | — | North Dakota |
| 54 | Carl L Satrom | 12 | Son | — | North Dakota |
| 55 | Inez L Satrom | 11 | Daughter | — | North Dakota |
| 56 | Ray Smith | 57 | Head | Farmer | Iowa |
| 57 | Abby Smith | 57 | Wife | — | Indiana |
| 58 | Sidney H Smith THIS PERSON | 22 | Son | Farm Laborer | North Dakota |
| 59 | Charles W Smith | 19 | Son | Rod Man | North Dakota |
| 60 | Mary Smith | 17 | Daughter | — | North Dakota |
| 61 | Ernest Finger | 36 | Head | Farmer | North Dakota |
| 62 | Virginia Finger | 23 | Wife | — | North Dakota |
| 63 | David Finger | 3 | Son | — | North Dakota |
| 64 | Lloyd Dugan | 32 | Head | Farmer | North Dakota |
| 65 | Ella Dugan | 33 | Wife | — | Iowa |
| 66 | Dale Dugan | 4 | Son | — | North Dakota |
| 67 | Robert Dugan | 5 | Son | — | North Dakota |
| 68 | Marcia Dugan | 3 | Daughter | — | North Dakota |
| 69 | Gary Dugan | 1 | Son | — | North Dakota |
| 70 | Ernest Fricke | 42 | Head | Farmer | Nebraska |
| 71 | Edward Fricke | 39 | Brother | Farm Laborer | Minnesota |
| 72 | Minnie Fricke | 72 | Mother | — | Germany |
| 73 | Ella Brooke | 44 | Sister | — | Nebraska |
| 74 | Lois Brooke | 18 | Niece | — | North Dakota |
| 75 | Ben H Hebbers | 44 | Head | Farmer | Minnesota |
| 76 | Elizabeth Hebbers | 26 | Wife | — | Minnesota |
| 77 | Viola Hebbers | 11 | Daughter | — | North Dakota |
| 78 | Elaine Hebbers | 6 | Daughter | — | North Dakota |
| 79 | Agnes Hebbers | 4 | Daughter | — | North Dakota |
| 80 | Allen Hebbers | 2 | Son | — | North Dakota |
Pedigree Summary
Sidney + 2 siblings
Gen 1 · 4 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)