AS
Alex Smith — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Jefferson-County, Ohio
Our Model Tree links this Alex Smith across the 1930 and 1940 US Censuses in Jefferson-County, Ohio (XGBoost, ~Confirmed) — first a son (b.~1917), then head of a 7-person household.
Age 23
b. ~1917
Male
Son
Born: Scotland
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Jefferson-County, Ohio |
| Surname | Smith |
| Given Name | Alex |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Scotland |
| 1935 Residence (City) | Piney Fork |
| 1935 Residence (County) | Jefferson |
| Naturalization Status | Alien |
| Additional Details | |
| Occupation | Laborer |
| Industry | Coal Mine |
| Class of Worker | PW |
| Hours Worked | 28 |
| Income (1939) | 900 |
| Highest Grade | No 8 |
| 1935 Residence | Same house |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
| Occupation | Laborer |
| Township / Ward | Piney Fork |
| Est. Birth Year | ~1917 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Alex | Age | Birth yr |
|---|---|---|---|---|
| Alan Smith | Son | — | 17 | ~1923 |
| Agnes Smith | Daughter | — | 20 | ~1920 |
| Hannah Smith | Spouse | — | 45 | ~1895 |
| Hugh Smith | Son | — | 10 | ~1930 |
| Alex Smith | Head | — | 46 | ~1894 |
| Elizabeth Smith | Daughter | — | 14 | ~1926 |
| Alex Smith | Son | — | 23 | ~1917 |
Census Appearances
1930
Jefferson, Ohio
Son, age 13
Jefferson, Ohio · implied b. ~1917 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Alex |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Scotland |
| Naturalization Status | Alien |
| Year of Immigration | 1925 |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Scotland |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
1940
Jefferson-County, Ohio
Son, age 23
Jefferson-County, Ohio · implied b. ~1917 — 7 household members
| Surname | Smith |
| Given Name | Alex |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Scotland |
| 1935 Residence (City) | Piney Fork |
| 1935 Residence (County) | Jefferson |
| Naturalization Status | Alien |
| Occupation | Laborer |
| Industry | Coal Mine |
| Class of Worker | PW |
| Hours Worked | 28 |
| Income (1939) | 900 |
| Highest Grade | No 8 |
| 1935 Residence | Same house |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
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 Alex Smith across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Alex Smith
Son · 1940 · age 23 · b. ~1917 · Ohio
★ You are viewing this record
Sibling
Agnes Smith
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alan Smith
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Hugh Smith
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elizabeth Smith
Sibling · 1940 · age 14
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 — Jefferson-County, Ohio
Open full size
1940 US Federal Census — Jefferson-County, Ohio
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03090-00962)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Olive Smith | 29 | Wife | — | Ohio |
| 2 | Macker Berte | 5 | Son | — | Ohio |
| 3 | Julia Spikard | 50 | Head | Missionary | Wisconsin |
| 4 | John Galoski | 32 | Head | Truck Driver | Ohio |
| 5 | Eva Galoski | 26 | Wife | — | Ohio |
| 6 | Ronnie Galoski | 72 | Father | — | Austria |
| 7 | Alex Patterson | 27 | Head | Clerk (Office) | Ohio |
| 8 | Jean Patterson | 26 | Wife | — | Ohio |
| 9 | Robert Pouch | 26 | Head | Foreman | Ohio |
| 10 | Mary Pouch | 21 | Wife | — | Ohio |
| 11 | Sandra Pouch | 2 | Daughter | — | Ohio |
| 12 | Sam Lemon | 63 | Head | Carpenter | Pennsylvania |
| 13 | Elizabeth Lemon | 54 | Wife | — | Pennsylvania |
| 14 | Betty Lemon | 18 | Daughter | — | Ohio |
| 15 | Bruce Lemon | 15 | Son | — | Ohio |
| 16 | Richard Lemon | 29 | Head | Day Work | Pennsylvania |
| 17 | Marie Lemon | 22 | Wife | — | Ohio |
| 18 | Lois Lemon | 2 | Daughter | — | Ohio |
| 19 | Harold Hawkins | 31 | Head | Fireman | New York |
| 20 | Helen Hawkins | 35 | Wife | — | Ohio |
| 21 | Edward Hawkins | 12 | Son | — | Ohio |
| 22 | Robert Hawkins | 10 | Son | — | Ohio |
| 23 | Joan Hawkins | 9 | Daughter | — | Ohio |
| 24 | Alex Smith | 46 | Head | Machinist | Scotland |
| 25 | Hannah Smith | 45 | Wife | — | Scotland |
| 26 | Alex Smith THIS PERSON | 23 | Son | Laborer | Scotland |
| 27 | Agnes Smith | 20 | Daughter | — | Scotland |
| 28 | Alan Smith | 17 | Son | — | Scotland |
| 29 | Elizabeth Smith | 14 | Daughter | — | Ohio |
| 30 | Hugh Smith | 10 | Son | — | Ohio |
| 31 | Jack Ferry | 47 | Head | Loader | Georgia |
| 32 | Hattie Ferry | 47 | Wife | — | Georgia |
| 33 | Joe Ferry | 10 | Son | — | Pennsylvania |
| 34 | Joseph Bodnar | 40 | Head | Loader | Hungary |
| 35 | Mary Bodnar | 39 | Wife | — | Hungary |
| 36 | Joe Bodnar | 23 | Son | Loader | Ohio |
| 37 | James Bodnar | 22 | Son | Loader | Ohio |
| 38 | Frank Bodnar | 19 | Son | Laborer | Ohio |
| 39 | Mary Bodnar | 16 | Daughter | — | Ohio |
| 40 | Edward Bodnar | 6 | Son | — | Ohio |
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)