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Billie Smith — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Randolph-County, Illinois
Our Model Tree links this Billie Smith across the 1930 and 1940 US Censuses in Randolph-County, Illinois (XGBoost, ~Confirmed) — first a daughter (b.~1919), then head of a 4-person household.
Age 21
b. ~1919
Female
Daughter
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Randolph-County, Illinois |
| Surname | Smith |
| Given Name | Billie |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Coulterville Village |
| 1935 Residence (County) | Randolph |
| Additional Details | |
| Occupation | Assistant |
| Industry | Mapping project |
| Class of Worker | GW |
| Hours Worked | 40 |
| Income (1939) | 780 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same Place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Assistant |
| Township / Ward | Coulterville Village |
| 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 Billie | Age | Birth yr |
|---|---|---|---|---|
| Gema Smith | Spouse | — | 41 | ~1899 |
| Billie Smith | Daughter | — | 21 | ~1919 |
| William Smith | Head | — | 41 | ~1899 |
| James Smith | Son | — | 19 | ~1921 |
Census Appearances
1930
Randolph, Illinois
Daughter, age 11
Randolph, Illinois · implied b. ~1919 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Billie |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Illinois |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Randolph-County, Illinois
Daughter, age 21
Randolph-County, Illinois · implied b. ~1919 — 4 household members
| Surname | Smith |
| Given Name | Billie |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Coulterville Village |
| 1935 Residence (County) | Randolph |
| Occupation | Assistant |
| Industry | Mapping project |
| Class of Worker | GW |
| Hours Worked | 40 |
| Income (1939) | 780 |
| Highest Grade | Hs 4 |
| 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 Billie Smith across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Billie Smith
Daughter · 1940 · age 21 · b. ~1919 · Illinois
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Sibling
James Smith
Sibling · 1940 · age 19
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 — Randolph-County, Illinois
Open full size
1940 US Federal Census — Randolph-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00872-00383)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Jean Schneider | 8 | Daughter | — | Illinois |
| 42 | John Schneider | 5 | Son | — | Illinois |
| 43 | Jane Vineyard | 66 | Mother-in-law | — | Illinois |
| 44 | Nina B. Price | 58 | Head | House Work | Illinois |
| 45 | Imogene Price | 37 | Daughter | — | Illinois |
| 46 | William Boman | 42 | Head | Butcher | Missouri |
| 47 | Maude E. Boman | 40 | Wife | — | Illinois |
| 48 | Wm J Jr Boman | 14 | Son | — | Illinois |
| 49 | Edna D. Armstrong | 72 | Head | — | Illinois |
| 50 | Fred Lomax | 63 | Head | Hardware Dealer | England |
| 51 | Jessie B. Lomax | 63 | Wife | — | Illinois |
| 52 | Geo. E. Brown | 74 | Head | Tie Salesman | New York |
| 53 | William H. Smith | 41 | Head | Town Marshall | Illinois |
| 54 | Gema Smith | 41 | Wife | — | Kentucky |
| 55 | Billie Smith THIS PERSON | 21 | Daughter | Assistant | Illinois |
| 56 | James A. Smith | 19 | Son | Clerk | Illinois |
| 57 | Laura O. Kimball | 44 | Head | Clerk | Illinois |
| 58 | Guy Kimball | 15 | Son | — | Illinois |
| 59 | Marshall Jones | 64 | Head | Carpenter | Illinois |
| 60 | Margaret Jones | 14 | Daughter | — | Illinois |
| 61 | Mary E. Jones | 12 | Daughter | — | Illinois |
| 62 | Paul C. Jones | 10 | Son | — | Illinois |
| 63 | Katherine Jones | 9 | Daughter | — | Illinois |
| 64 | George W. Vichard | 56 | Head | Mule Driver | Illinois |
| 65 | Margaret Vichard | 53 | Wife | Manager | Illinois |
| 66 | Lester C. Vichard | 13 | Son | — | Illinois |
| 67 | H. D. Gray | 63 | Head | Junk Dealer | Kentucky |
| 68 | Berchie A. Gray | 57 | Wife | — | Kentucky |
| 69 | Verne Boman | 27 | Son-in-law | Truck Driver | Illinois |
| 70 | Dorothy Boman | 24 | Daughter | Stenographer | Illinois |
| 71 | Robert P. Beasley | 26 | Head | Truck Driver | Tennessee |
| 72 | Etta O. Beasley | 67 | Mother | — | Tennessee |
| 73 | Jesse Beasley | 28 | Brother | — | Tennessee |
| 74 | George F. Hightower | 73 | Head | Secretary | Illinois |
| 75 | Carolyn Hightower | 71 | Wife | — | Illinois |
| 76 | Sarah A. Mc Laughlin | 74 | Head | — | Illinois |
| 77 | James Lintz | 24 | Head | Nurse | Illinois |
| 78 | Beulah Lintz | 21 | Wife | Beautician | Illinois |
| 79 | Soloman Maxwell | 78 | Head | — | Illinois |
| 80 | Elizabeth A. Maxwell | 72 | Wife | — | Illinois |
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)