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Jack Smith — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Spartanburg-County, South Carolina
Our Model Tree links this Jack Smith across the 1930 and 1940 US Censuses in Spartanburg-County, South Carolina (XGBoost, ~Confirmed) — first a son (b.~1921), then head of a 9-person household.
Age 19
b. ~1921
Male
Son
Born: South Carolina
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Spartanburg-County, South Carolina |
| Surname | Smith |
| Given Name | Jack C. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | South Carolina |
| 1935 Residence (City) | Spartanburg twp. |
| 1935 Residence (County) | Spartanburg |
| Additional Details | |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
| Township / Ward | Spartanburg Twp |
| Est. Birth Year | ~1921 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Jack | Age | Birth yr |
|---|---|---|---|---|
| Lillian Smith | Daughter | — | 21 | ~1919 |
| Grace Woodrow | Daughter | — | 14 | ~1926 |
| Mildred Woodrow | Daughter | — | 16 | ~1924 |
| James Smith | Head | — | 42 | ~1898 |
| Jack Smith | Son | — | 19 | ~1921 |
| Hubert Woodrow | Son | — | 9 | ~1931 |
| M Woodrow | Son | — | 17 | ~1923 |
| Bobbie Woodrow | Son | — | 6 | ~1934 |
| Lillie Smith | Spouse | — | 40 | ~1900 |
Census Appearances
1930
Spartanburg, South …
Son, age 10
Spartanburg, South Carolina · implied b. ~1920 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Jack |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | South Carolina |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | Georgia |
| Can Read/Write | Yes |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
1940
Spartanburg-County, South …
Son, age 19
Spartanburg-County, South Carolina · implied b. ~1921 — 9 household members
| Surname | Smith |
| Given Name | Jack C. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | South Carolina |
| 1935 Residence (City) | Spartanburg twp. |
| 1935 Residence (County) | Spartanburg |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
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 Jack Smith across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Jack Smith
Son · 1940 · age 19 · b. ~1921 · South Carolina
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Sibling
Grace Woodrow
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
M Woodrow
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lillian Smith
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mildred Woodrow
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Hubert Woodrow
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Bobbie Woodrow
Sibling · 1940 · age 6
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 — Spartanburg-County, South Carolina
Open full size
1940 US Federal Census — Spartanburg-County, South Carolina
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03840-00182)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Ruth Mae Merrill | 34 | Wife | — | South Carolina |
| 2 | Frances M. Merrill | 16 | Daughter | — | South Carolina |
| 3 | Vernell Merrill | 15 | Daughter | — | South Carolina |
| 4 | Dorothy Merrill | 14 | Daughter | — | South Carolina |
| 5 | James White | 25 | Head | Office Clerk | South Carolina |
| 6 | Ernestine White | 23 | Wife | Sales Lady | South Carolina |
| 7 | William Blackwood | 24 | Head | Grocery Clerk | South Carolina |
| 8 | Rosa T. Blackwood | 20 | Wife | — | South Carolina |
| 9 | Josephine Blackwood | 91 | Mother in law | — | South Carolina |
| 10 | John W. Sawyer | 69 | Head | Timekeeper | South Carolina |
| 11 | Minerva Sawyer | 63 | Wife | — | South Carolina |
| 12 | Hugh T. Lanford | 31 | Head | Auto Salesman | South Carolina |
| 13 | Catherine Lanford | 27 | Wife | — | South Carolina |
| 14 | Bobbie D. Lanford | 9 | Son | — | South Carolina |
| 15 | Billie T. Lanford | 7 | Son | — | South Carolina |
| 16 | Hugh E. Lanford | 2 | Son | — | South Carolina |
| 17 | Louis R. Dempsey | 27 | Head | Mill Worker | South Carolina |
| 18 | Sybil Dempsey | 23 | Wife | — | South Carolina |
| 19 | Samuel H. Terrigan | 75 | Head | — | Tennessee |
| 20 | James C. Smith | 42 | Head | Mill Worker | South Carolina |
| 21 | Lillie M. Smith | 40 | Wife | Mill Worker | South Carolina |
| 22 | Lillian R. Smith | 21 | Daughter | Mill Worker | South Carolina |
| 23 | Jack C. Smith THIS PERSON | 19 | Son | — | South Carolina |
| 24 | M. Woodrow | 17 | Son | Mill Worker | South Carolina |
| 25 | Mildred T. Woodrow | 16 | Daughter | — | South Carolina |
| 26 | Grace C. Woodrow | 14 | Daughter | — | South Carolina |
| 27 | Hubert C. Woodrow | 9 | Son | — | South Carolina |
| 28 | Bobbie R. Woodrow | 6 | Son | — | South Carolina |
| 29 | Everett A. Terry | 37 | Head | Mill Worker | North Carolina |
| 30 | Agnes Terry | 33 | Wife | Mill Worker | South Carolina |
| 31 | Everett A. Jr. Terry | 13 | Son | — | South Carolina |
| 32 | Hartetia D. Terry | 11 | Daughter | — | North Carolina |
| 33 | Frances L. Terry | 4 | Daughter | — | South Carolina |
| 34 | Mary E. Young | 24 | Lodger | Maid | South Carolina |
| 35 | Columbus Parris | 29 | Head | Laborer | South Carolina |
| 36 | Mary Parris | 30 | Wife | — | South Carolina |
| 37 | Charles H. Parris | 9 | Son | — | South Carolina |
| 38 | Everett C. Parris | 7 | Son | — | South Carolina |
| 39 | Thomas N. Parris | 5 | Son | — | South Carolina |
| 40 | William F. Parris | 3 | Son | — | South Carolina |
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)