WS
William Smith — 1940 US Census Record
Model Tree available1940 United States Federal Census · Pike-County, Illinois
Our Model Tree links this William Smith across the 1920, 1930 and 1940 US Censuses in Pike-County, Illinois (XGBoost, ~Confirmed), with identified parents William & Sarah — first a head (b.~1911), then head of a 6-person household.
Age 29
b. ~1911
Male
Head
Born: Illinois
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Pike-County, Illinois |
| Surname | Smith |
| Given Name | William C |
| Relationship to Head | head |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Pleasant Vale |
| 1935 Residence (County) | Pike |
| Additional Details | |
| Occupation | farm |
| Industry | farm |
| Class of Worker | OA |
| Hours Worked | 60 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Farm |
| Township / Ward | Pleasant Vale |
| Est. Birth Year | ~1911 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Audrey Smith | Daughter | — | 5 | ~1935 |
| Virginia Smith | Daughter | — | 2 | ~1938 |
| William Smith | Head | — | 29 | ~1911 |
| Troy Smith | Son | — | 4 | ~1936 |
| Roy Smith | Son | — | ~1940 | |
| Freda Smith | Spouse | — | 34 | ~1906 |
Census Appearances
1920
Pike, Illinois
Son, age 9
Pike, Illinois · implied b. ~1911 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | William C |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 9 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Pike, Illinois
Son, age 19
Pike, Illinois · implied b. ~1911 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | William C. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | Laborer |
| Industry | Farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Pike-County, Illinois
Head, age 29
Pike-County, Illinois · implied b. ~1911 — 6 household members
| Surname | Smith |
| Given Name | William C |
| Relationship to Head | head |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Pleasant Vale |
| 1935 Residence (County) | Pike |
| Occupation | farm |
| Industry | farm |
| Class of Worker | OA |
| Hours Worked | 60 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
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 William Smith across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father William Smith (~0.92 confidence) and mother Sarah Smith (~0.92 confidence) and mother Sarah Smith (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
William Smith
b. ~1876
Source father
● Household
· direct · ~0.92
Mother
Sarah Smith
b. ~1877
Source mother
● Household
· direct · ~0.92
Mother
Sarah Smith
b. ~1877
Source mother
● Household
· direct · ~0.92
This person
Anchor record
William Smith
Head · 1940 · age 29 · b. ~1911 · Illinois
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Pike-County, Illinois
Open full size
1940 US Federal Census — Pike-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00868-00688)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | William Duckworth | 75 | son | — | Illinois |
| 2 | Mary Duckworth | 78 | mother | — | Illinois |
| 3 | Harry Davis | 44 | head | Labour | California |
| 4 | Frieda Davis | 39 | wife | — | Illinois |
| 5 | Juanita Davis | 14 | daughter | — | Missouri |
| 6 | Eugene Williams | 60 | head | Farm | Illinois |
| 7 | Burl Williams | 64 | brother | Farm | Illinois |
| 8 | Luther Garner | 27 | head | Farm | Illinois |
| 9 | June Garner | 25 | wife | — | Illinois |
| 10 | Russell Garner | 2 | son | — | Illinois |
| 11 | Sarah Garner | 74 | mother | — | Illinois |
| 12 | James Garner | 35 | head | Farm | Missouri |
| 13 | Lucy Garner | 32 | wife | — | Illinois |
| 14 | Howard Garner | 10 | son | — | Illinois |
| 15 | Raymond Garner | 8 | son | — | Illinois |
| 16 | Eugene Garner | 5 | son | — | Illinois |
| 17 | Amos Saxbury | 72 | lodger | — | Illinois |
| 18 | Forrest Earle | 35 | head | Bee Farm | Illinois |
| 19 | Gladys Earle | 29 | wife | — | Illinois |
| 20 | Linda Earle | 6 | daughter | — | Illinois |
| 21 | William Earle | 2 | son | — | Illinois |
| 22 | Earl Schmitt | 31 | head | Labour | Illinois |
| 23 | Bertha Schmitt | 29 | wife | — | Illinois |
| 24 | Lloyd Schmitt | 9 | son | — | Illinois |
| 25 | Marcella Schmitt | 4 | daughter | — | Illinois |
| 26 | Russell Hoskins | 33 | head | Cupola Tender | Illinois |
| 27 | Helen Hoskins | 29 | wife | — | Illinois |
| 28 | Charlie Williams | 59 | head | Farm | Illinois |
| 29 | Nora Williams | 52 | wife | — | Illinois |
| 30 | Joel Howard | 69 | head | Farm | Illinois |
| 31 | Fred Tittsworth | 64 | head | Farm | Illinois |
| 32 | Bertha Tittsworth | 51 | wife | — | Illinois |
| 33 | Frank Tittsworth | 54 | brother | Farm | Illinois |
| 34 | William C Smith THIS PERSON | 29 | head | Farm | Illinois |
| 35 | Freda Smith | 34 | wife | — | Illinois |
| 36 | Audrey Smith | 5 | daughter | — | Illinois |
| 37 | Troy Smith | 4 | son | — | Illinois |
| 38 | Virginia Smith | 2 | daughter | — | Illinois |
| 39 | Roy Smith | 0 | son | — | Illinois |
| 40 | Arthur Earley | 63 | head | Farm | Illinois |
Pedigree Summary
William
Gen 1 · 3 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)