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Joan Smith — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Vigo-County, Indiana
Our Model Tree links this Joan Smith across the 1930 and 1940 US Censuses in Vigo-County, Indiana (XGBoost, ~Confirmed) — first a daughter (b.~1924), then head of a 5-person household.
Age 16
b. ~1924
Female
Daughter
Born: Indiana
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Vigo-County, Indiana |
| Surname | Smith |
| Given Name | Joan |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | Otter Creek |
| 1935 Residence (County) | Vigo |
| Additional Details | |
| Highest Grade | H 2-2/10 |
| 1935 Residence | Same House |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Township / Ward | Otter Creek |
| Est. Birth Year | ~1924 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Joan | Age | Birth yr |
|---|---|---|---|---|
| Wayne Smith | Son | — | 21 | ~1919 |
| Frank Smith | Head | — | 45 | ~1895 |
| Joan Smith | Daughter | — | 16 | ~1924 |
| Ruth Smith | Daughter | — | 19 | ~1921 |
| Nell Smith | Spouse | — | 40 | ~1900 |
Census Appearances
1930
Vigo, Indiana
Daughter, age 6
Vigo, Indiana · implied b. ~1924 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Joan |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1940
Vigo-County, Indiana
Daughter, age 16
Vigo-County, Indiana · implied b. ~1924 — 5 household members
| Surname | Smith |
| Given Name | Joan |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | Otter Creek |
| 1935 Residence (County) | Vigo |
| Highest Grade | H 2-2/10 |
| 1935 Residence | Same House |
| 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 Joan Smith across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Joan Smith
Daughter · 1940 · age 16 · b. ~1924 · Indiana
★ You are viewing this record
Sibling
Ruth Smith
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Wayne Smith
Sibling · 1940 · age 21
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 — Vigo-County, Indiana
Open full size
1940 US Federal Census — Vigo-County, Indiana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01105-00301)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Lulla Hart | 43 | Wife | — | Ohio |
| 42 | Minne Decker | 65 | Servant | Housekeeper | Illinois |
| 43 | William H. Hardin | 56 | Head | Handyman | Indiana |
| 44 | Jessie C. Hardin | 61 | Wife | — | Indiana |
| 45 | Charlotte Creel | 35 | Daughter | Primary Teacher | Indiana |
| 46 | Lulu Propst | 57 | Head | New Worker | Indiana |
| 47 | Coyl Boner | 37 | Head | Foreman | Illinois |
| 48 | Grace Boner | 32 | Wife | — | Illinois |
| 49 | Virginia Boner | 15 | Daughter | — | Illinois |
| 50 | Juanita Boner | 13 | Daughter | — | Illinois |
| 51 | Betty June Boner | 12 | Daughter | — | Illinois |
| 52 | Ivan Boner | 10 | Son | — | Illinois |
| 53 | David Boner | 2 | Son | — | Indiana |
| 54 | Archery Mobley | 32 | Head | Proprietor | North Carolina |
| 55 | Nadine Mobley | 19 | Wife | — | Indiana |
| 56 | Frank Smith | 45 | Head | Miner | Indiana |
| 57 | Nell L. Smith | 40 | Wife | Waitress | Indiana |
| 58 | Wayne Smith | 21 | Son | Machine Operat. | Indiana |
| 59 | Ruth R. Smith | 19 | Daughter | Stenographer | Indiana |
| 60 | Joan Smith THIS PERSON | 16 | Daughter | — | Indiana |
| 61 | Roy Haase | 31 | Head | Miner | Indiana |
| 62 | Lill Haase | 23 | Wife | — | Indiana |
| 63 | Enrol Marie Haase | 2 | Daughter | — | Indiana |
| 64 | John R. Jr. Huntley | 25 | Head | Mach. Operat. | Indiana |
| 65 | Gladys Alice Huntley | 24 | Wife | — | Indiana |
| 66 | Ella H. Hebble | 59 | Head | Elem. Teacher | Indiana |
| 67 | Bertha Burgan | 52 | Lodger | Elem. Teacher | Indiana |
| 68 | Nolen Roper | 36 | Head | Supervisor | Illinois |
| 69 | William Roper | 18 | Son | Janitor | Illinois |
| 70 | Wayne Roper | 17 | Son | Janitor | Illinois |
| 71 | Carroll Frey | 22 | Head | Repairman | Indiana |
| 72 | Violet Frey | 21 | Wife | — | Indiana |
| 73 | Carol Otto Frey | 0 | Daughter | — | Indiana |
| 74 | Charles Shafer | 67 | Head | — | Ohio |
| 75 | Mary R. Shafer | 65 | Wife | — | Indiana |
| 76 | Hillis Shafer | 39 | Nephew | — | Indiana |
| 77 | Mitchell F. Codan | 27 | Head | Proprietor | Oklahoma |
| 78 | Lucille Codan | 26 | Wife | — | Indiana |
| 79 | Patricia Codan | 7 | Daughter | — | Indiana |
| 80 | Edward Shea | 41 | Head | Mechanic | Indiana |
Related Census Records
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)