RS
Russell Smith — 1940 US Census Record
Model Tree available1940 United States Federal Census · Champaign-County, Ohio
Our Model Tree links this Russell Smith across the 1920, 1930 and 1940 US Censuses in Champaign-County, Ohio (XGBoost, ~Confirmed), with identified parents James & J — first a son (b.~1910), then head of a 4-person household.
Age 30
b. ~1910
Male
Son
Born: Indiana
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Champaign-County, Ohio |
| Surname | Smith |
| Given Name | Russell |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | Rush Township |
| 1935 Residence (County) | Champaign |
| Additional Details | |
| Occupation | Farm Laborer |
| Industry | Farm |
| Class of Worker | NP |
| Hours Worked | 72 |
| Income (1939) | 0 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Occupation | Farm Laborer |
| Township / Ward | Rush Township |
| Est. Birth Year | ~1910 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Russell | Age | Birth yr |
|---|---|---|---|---|
| J Smith | Head | — | 56 | ~1884 |
| Newton Smith | Son | — | 15 | ~1925 |
| Russell Smith | Son | — | 30 | ~1910 |
| Anna Smith | Spouse | — | 51 | ~1889 |
Census Appearances
1920
Champaign, Ohio
Son, age 10
Champaign, Ohio · implied b. ~1910 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Russell |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Occupation | Pupil |
| Industry | at school |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1930
Champaign, Ohio
Son, age 20
Champaign, Ohio · implied b. ~1910 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Russell |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Occupation | Laborer |
| Industry | General farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1940
Champaign-County, Ohio
Son, age 30
Champaign-County, Ohio · implied b. ~1910 — 4 household members
| Surname | Smith |
| Given Name | Russell |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | Rush Township |
| 1935 Residence (County) | Champaign |
| Occupation | Farm Laborer |
| Industry | Farm |
| Class of Worker | NP |
| Hours Worked | 72 |
| Income (1939) | 0 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
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 Russell Smith across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father James Smith (~0.92 confidence) and father J Smith (~0.92 confidence) and mother Anna Smith (~0.92 confidence) and mother Anna Smith (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
James Smith
b. ~1883
Source father
● Household
· direct · ~0.92
Father
J Smith
b. ~1884
Source father
● Household
· direct · ~0.92
Mother
Anna Smith
b. ~1888
Source mother
● Household
· direct · ~0.92
Mother
Anna Smith
b. ~1889
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Russell Smith
Son · 1940 · age 30 · b. ~1910 · Ohio
★ You are viewing this record
Sibling
Newton Smith
Sibling · 1940 · age 15
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 — Champaign-County, Ohio
Open full size
1940 US Federal Census — Champaign-County, Ohio
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03037-00334)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Christina Frazier | 65 | Head | — | Canada-English |
| 2 | Walter Frazier | 30 | Son | Truck Driver | Ohio |
| 3 | Milburn Frazier | 28 | Son | Laborer | Ohio |
| 4 | Charles L. Clark | 52 | Head | Automobile Mechanic | West Virginia |
| 5 | Eva Clark | 47 | Wife | — | Ohio |
| 6 | Betty Alice Clark | 15 | Daughter | — | Ohio |
| 7 | James Westfall | 35 | Head | Livestock Dealer | Ohio |
| 8 | Gertrude Westfall | 37 | Wife | — | Ohio |
| 9 | James Donald Westfall | 10 | Son | — | Ohio |
| 10 | Richard Alan Westfall | 6 | Son | — | Ohio |
| 11 | Bertha Brooks | 55 | Housekeeper | Housekeeper | Ohio |
| 12 | J. Hurton Smith | 56 | Head | Farmer | Indiana |
| 13 | Anna Smith | 51 | Wife | — | Indiana |
| 14 | Russell Smith THIS PERSON | 30 | Son | Farm Laborer | Indiana |
| 15 | Newton Jr. Smith | 15 | Son | Farm Laborer | Ohio |
| 16 | Maurice Botkin | 37 | Head | Farmer | Ohio |
| 17 | Helen Botkin | 35 | Wife | Farm Laborer | Ohio |
| 18 | Frances Botkin | 13 | Daughter | — | Ohio |
| 19 | Kathryn Botkin | 9 | Daughter | — | Ohio |
| 20 | Henry Walker | 41 | Head | Farm Laborer | Ohio |
| 21 | Frances Walker | 37 | Wife | — | Ohio |
| 22 | Charles Walker | 16 | Son | Farm Laborer | Ohio |
| 23 | Dorothy Walker | 14 | Daughter | Farm Laborer | Ohio |
| 24 | Robert Walker | 11 | Son | — | Ohio |
| 25 | Clara Walker | 9 | Daughter | — | Ohio |
| 26 | Helen Walker | 7 | Daughter | — | Ohio |
| 27 | Anna Mae Walker | 4 | Daughter | — | Ohio |
| 28 | Marjory Walker | 2 | Daughter | — | Ohio |
| 29 | Leonard Robison | 38 | Head | Grinder | Kentucky |
| 30 | Mae Robison | 39 | Wife | — | Kentucky |
| 31 | Adolphus Cauley | 44 | Head | Farmer | Ohio |
| 32 | Mary E. Cauley | 41 | Wife | Farm Laborer | Ohio |
| 33 | John Cauley | 17 | Son | Farm Laborer | Ohio |
| 34 | Robert Cauley | 15 | Son | — | Ohio |
| 35 | Donald Cauley | 12 | Son | — | Ohio |
| 36 | Milton Yarrow | 71 | Head | Farmer | Ohio |
| 37 | Anna Yarrow | 70 | Wife | — | Ohio |
| 38 | William H. Hess | 65 | Lodger | Farm Laborer | Ohio |
| 39 | Albert Ferryman | 46 | Head | Farmer | Ohio |
| 40 | Georgia Ferryman | 35 | Wife | — | Ohio |
Pedigree Summary
Russell + 1 sibling
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)