GS
Glenn Smith — 1940 US Census Record
Model Tree available1940 United States Federal Census · Iroquois-County, Illinois
Our Model Tree links this Glenn Smith across the 1920, 1930 and 1940 US Censuses in Iroquois-County, Illinois (XGBoost, ~Confirmed), with identified parents John & Edna — first a son (b.~1919), then head of a 4-person household.
Age 21
b. ~1919
Male
Son
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Iroquois-County, Illinois |
| Surname | Smith |
| Given Name | Glenn |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Danville |
| 1935 Residence (County) | Vermilion |
| Additional Details | |
| Occupation | Helper |
| Industry | Delivery truck |
| Class of Worker | PW |
| Hours Worked | 9 |
| Income (1939) | 432 |
| Highest Grade | Hs 4 |
| 1935 Residence | Illinois |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Helper |
| Township / Ward | Watseka City |
| Est. Birth Year | ~1919 |
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 Glenn | Age | Birth yr |
|---|---|---|---|---|
| Glenn Smith | Son | — | 21 | ~1919 |
| John Smith | Head | — | 69 | ~1871 |
| Edna Smith | Spouse | — | 50 | ~1890 |
| Guy Smith | Son | — | 23 | ~1917 |
Census Appearances
1920
Iroquois, Illinois
Son, age
Iroquois, Illinois · implied b. ~1920 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Glen |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Indiana |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
Son, age 10
Iroquois, Illinois · implied b. ~1920 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Glen |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Iroquois-County, Illinois
Son, age 21
Iroquois-County, Illinois · implied b. ~1919 — 4 household members
| Surname | Smith |
| Given Name | Glenn |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Danville |
| 1935 Residence (County) | Vermilion |
| Occupation | Helper |
| Industry | Delivery truck |
| Class of Worker | PW |
| Hours Worked | 9 |
| Income (1939) | 432 |
| Highest Grade | Hs 4 |
| 1935 Residence | Illinois |
| 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 Glenn Smith across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Smith (~0.92 confidence) and mother Edna Smith (~0.92 confidence) and father John Smith (~0.92 confidence) and father John Smith (~0.92 confidence) and mother Clara Smith (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Smith
b. ~1871
Source father
● Household
· direct · ~0.92
Mother
Edna Smith
b. ~1890
Source mother
● Household
· direct · ~0.92
Father
John Smith
b. ~1893
Source father
● Household
· direct · ~0.92
Father
John Smith
b. ~1895
Source father
● Household
· direct · ~0.92
Mother
Clara Smith
b. ~1896
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Glenn Smith
Son · 1940 · age 21 · b. ~1919 · Illinois
★ You are viewing this record
Sibling
Guy Smith
Sibling · 1940 · age 23
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 — Iroquois-County, Illinois
Open full size
1940 US Federal Census — Iroquois-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00813-00269)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Antha Weener | 3 | Daughter | — | Illinois |
| 2 | Ronald Weener | 1 | Son | — | Indiana |
| 3 | Betty Newsom | 19 | Niece | Laborer | Colorado |
| 4 | Mary Boring | 84 | Head | — | Indiana |
| 5 | Villa Boring | 55 | Daughter | Laundress | Illinois |
| 6 | James S. Boring | 44 | Son | Laborer | Illinois |
| 7 | Mary Belle Griffith | 83 | Head | — | Illinois |
| 8 | Jessie Griffith | 51 | Son | Barber | Illinois |
| 9 | Margaret Muehling | 71 | Head | — | Germany |
| 10 | Cecil Muehling | 44 | Son | Proprietor | Illinois |
| 11 | Gertrude Muehling | 33 | Daughter-in-law | Housekeeper | Illinois |
| 12 | Martha Butzow | 71 | Head | — | Illinois |
| 13 | Marie Butzow | 69 | Sister | — | Illinois |
| 14 | Lloyd Garfield | 34 | Head | Janitor | Illinois |
| 15 | Minna Garfield | 32 | Wife | Laundress | Illinois |
| 16 | Dorothy Dorothy | 25 | Lodger | Supervisor | Illinois |
| 17 | Sigurd A. Boring | 40 | Head | Section Laborer | Illinois |
| 18 | Lena Boring | 27 | Wife | Laborer | Indiana |
| 19 | Richard Boring | 8 | Son | — | Illinois |
| 20 | Gabe Leforge | 28 | Head | Section Laborer | Indiana |
| 21 | Elizabeth Leforge | 27 | Wife | Maid | Illinois |
| 22 | Armand Anderson | 39 | Head | Laborer | Illinois |
| 23 | Ruth Anderson | 34 | Wife | — | Indiana |
| 24 | Gloria Anderson | 2 | Daughter | — | Illinois |
| 25 | Charles J. White | 65 | Head | — | Indiana |
| 26 | Mae White | 59 | Wife | Cook | Kansas |
| 27 | Melvin Hauser | 23 | Head | Attendant | Illinois |
| 28 | Dorothea Hauser | 25 | Wife | County Treasurer | Illinois |
| 29 | Mike Simpson | 53 | Head | — | Illinois |
| 30 | Clara Simpson | 53 | Wife | — | Illinois |
| 31 | James Simpson | 23 | Son | Salesman | Illinois |
| 32 | Mike Jr. Simpson | 21 | Son | Pin Setter | Illinois |
| 33 | Robert Simpson | 16 | Son | Floor Manager | Illinois |
| 34 | Emma Lou Simpson | 12 | Daughter | — | Illinois |
| 35 | John W. Smith | 69 | Head | Laborer | Illinois |
| 36 | Edna B. Smith | 50 | Wife | — | Illinois |
| 37 | Guy Smith | 23 | Son | Bank Clerk | Illinois |
| 38 | Glenn Smith THIS PERSON | 21 | Son | Helper | Illinois |
| 39 | Joe Acreman | 55 | Head | Laborer | Illinois |
| 40 | Minnie Acreman | 51 | Wife | — | Illinois |
Related Census Records
Pedigree Summary
Glenn + 1 sibling
Gen 1 · 5 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)