SS
Stephen Smith — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Kane-County, Illinois
Our Model Tree links this Stephen Smith across the 1910, 1920, 1930 and 1940 US Censuses in Kane-County, Illinois (XGBoost, ~Confirmed) — first a head (b.~1882), then head of a 2-person household.
Age 58
b. ~1882
Male
Head
Born: Hungary
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Kane-County, Illinois |
| Surname | Smith |
| Given Name | Stephen |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 58 |
| Marital Status | Married |
| Birthplace | Hungary |
| 1935 Residence (City) | Aurora City |
| 1935 Residence (County) | Kane |
| Naturalization Status | Naturalized |
| Additional Details | |
| Occupation | Manual Labor |
| Industry | Foundry |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1200 |
| Highest Grade | No 6 |
| 1935 Residence | Same place |
| Birth Country | Hungary |
| Birthplace (normalized) | hungary |
| Occupation | Manual Labor |
| Township / Ward | Aurora City |
| Est. Birth Year | ~1882 |
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.
2 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Stephen | Age | Birth yr |
|---|---|---|---|---|
| Stephen Smith | Head | — | 58 | ~1882 |
| Frank Smith | Son | — | 21 | ~1919 |
Census Appearances
1910
Orange, New …
Head, age 27
Orange, New York · implied b. ~1883 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Stephen |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Married |
| Birthplace | Hungary |
| Years Married | 3 |
| Year of Immigration | 1900 |
| Naturalization Status | Alien |
| Father's Birthplace | Hungary |
| Mother's Birthplace | Hungary |
| Occupation | Laborer |
| Industry | Brick yard |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Magyar |
| Birth Country | Hungary |
| Birthplace (normalized) | hungary |
1920
De Kalb, …
Head, age 38
De Kalb, Illinois · implied b. ~1882 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Stephen |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| Birthplace | Hungary |
| Year of Immigration | 1903 |
| Naturalization Status | Un |
| Father's Birthplace | Hungary |
| Mother's Birthplace | Hungary |
| Occupation | Laborer |
| Industry | Farm |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Magyar |
| Home Owned/Rented | R |
| Birth Country | Hungary |
| Birthplace (normalized) | hungary |
1930
Kane, Illinois
Head, age 47
Kane, Illinois · implied b. ~1883 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Steve |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 47 |
| Marital Status | Married |
| Birthplace | Hungary |
| Naturalization Status | First papers filed |
| Year of Immigration | 1903 |
| Age at First Marriage | 21 |
| Father's Birthplace | Hungary |
| Mother's Birthplace | Hungary |
| Occupation | Laborer |
| Industry | Foundry (Brass Iron) |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | Hungarian |
| Home Owned/Rented | O |
| Home Value / Rent | $1500 |
| Radio Set | R |
| Veteran | No |
| Birth Country | Hungary |
| Birthplace (normalized) | hungary |
1940
Kane-County, Illinois
Head, age 58
Kane-County, Illinois · implied b. ~1882 — 2 household members
| Surname | Smith |
| Given Name | Stephen |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 58 |
| Marital Status | Married |
| Birthplace | Hungary |
| 1935 Residence (City) | Aurora City |
| 1935 Residence (County) | Kane |
| Naturalization Status | Naturalized |
| Occupation | Manual Labor |
| Industry | Foundry |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1200 |
| Highest Grade | No 6 |
| 1935 Residence | Same place |
| Birth Country | Hungary |
| Birthplace (normalized) | hungary |
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 Stephen Smith across 4 US Census years (1910, 1920, 1930 and 1940) in 4 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Stephen Smith
Head · 1940 · age 58 · b. ~1882 · Illinois
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Kane-County, Illinois
Open full size
1940 US Federal Census — Kane-County, Illinois
Page Contents
36 people indexed on this census page (nara:1940:m-t0627-00819-00145)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | J. Lee Martin | 40 | Head | Forger - Out | Kentucky |
| 42 | Mary Martin | 39 | Wife | — | Kansas |
| 43 | Dorothy Martin | 14 | Daughter | — | Illinois |
| 44 | Margaret Martin | 13 | Daughter | — | Illinois |
| 45 | Donald Martin | 11 | Son | — | Illinois |
| 46 | Lois Martin | 8 | Daughter | — | Illinois |
| 47 | Wayne Martin | 6 | Son | — | Illinois |
| 48 | Audrey Martin | 4 | Daughter | — | Illinois |
| 50 | Stephen Smith THIS PERSON | 58 | Head | Manual Labor | Hungary |
| 51 | Frank Smith | 21 | Son | Pressman | Illinois |
| 53 | Ralph Hinchman | 30 | Head | Manual Labor | Illinois |
| 54 | Clarinda Hinchman | 30 | Wife | — | South Dakota |
| 55 | John Hinchman | 4 | Son | — | Illinois |
| 56 | Joan Hinchman | 1 | Daughter | — | Illinois |
| 57 | Edwin Hanton | 34 | Head | Paper Cutter | Illinois |
| 58 | Mary Hanton | 31 | Wife | — | Illinois |
| 59 | Edwin Hanton | 10 | Son | — | Illinois |
| 60 | John Hanton | 6 | Son | — | Illinois |
| 61 | Robert Hanton | 5 | Son | — | Illinois |
| 62 | Ray Lankow | 43 | Head | Trimmer | Illinois |
| 63 | Claire Lankow | 44 | Wife | — | North Carolina |
| 64 | Sylvia Lankow | 11 | Daughter | — | Illinois |
| 65 | Paul Kohlwes | 71 | Head | — | Germany |
| 66 | Thekla Kohlwes | 73 | Wife | — | Germany |
| 67 | Madeline Kohlwes | 33 | Daughter | Office Work | Illinois |
| 68 | Ralph Birardet | 46 | Head | Traffic Mgr | Nebraska |
| 69 | Max Birardet | 51 | Brother | — | Nebraska |
| 71 | Everett Lemake | 39 | Head | Sales Mgr | Wisconsin |
| 72 | Marie Lemake | 41 | Wife | — | Illinois |
| 73 | Carolyn Lemake | 4 | Daughter | — | Illinois |
| 74 | Martha Shepard | 74 | Head | — | Illinois |
| 75 | Arthur Klein | 27 | Head | Trucking | Illinois |
| 76 | Olga Klein | 24 | Wife | Machine Opr | Illinois |
| 78 | Sylvester Lewis | 48 | Head | Draftsman | Illinois |
| 79 | Frances Lewis | 44 | Wife | — | Illinois |
| 80 | Harry Shackley | 25 | Head | Manual Labor | Wisconsin |
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)