HC
Harold Clark — 1940 US Census Record
Model Tree available1940 United States Federal Census · Vigo-County, Indiana
Our Model Tree links this Harold Clark across the 1920, 1930 and 1940 US Censuses in Vigo-County, Indiana (XGBoost, ~Confirmed), with identified parents James & William — first a son (b.~1913), then head of a 6-person household.
Age 27
b. ~1913
Male
Son
Born: Indiana
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Vigo-County, Indiana |
| Surname | Clark |
| Given Name | Harold |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | Terre Haute |
| 1935 Residence (County) | Vigo |
| Additional Details | |
| Occupation | laborer construction |
| Industry | local sewer |
| Class of Worker | PW |
| Hours Worked | 12 |
| Income (1939) | 1600 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Occupation | Laborer Construction |
| Township / Ward | Terre Haute |
| Est. Birth Year | ~1913 |
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 Harold | Age | Birth yr |
|---|---|---|---|---|
| Kathryn Clark | Other | — | 18 | ~1922 |
| Robert Clark | Son | — | 16 | ~1924 |
| Edna Clark | Daughter | — | 40 | ~1900 |
| Harold Clark | Son | — | 27 | ~1913 |
| William Clark | Head | — | 62 | ~1878 |
| Tillie Clark | Spouse | — | 60 | ~1880 |
Census Appearances
1920
Vigo, Indiana
Son, age 5
Vigo, Indiana · implied b. ~1915 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | Harold E |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Occupation | none |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1930
Vigo, Indiana
Son, age 15
Vigo, Indiana · implied b. ~1915 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | Harold E |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Can Read/Write | Yes |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1940
Vigo-County, Indiana
Son, age 27
Vigo-County, Indiana · implied b. ~1913 — 6 household members
| Surname | Clark |
| Given Name | Harold |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | Terre Haute |
| 1935 Residence (County) | Vigo |
| Occupation | laborer construction |
| Industry | local sewer |
| Class of Worker | PW |
| Hours Worked | 12 |
| Income (1939) | 1600 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| 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 Harold Clark across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father James Clark (~0.92 confidence) and father William Clark (~0.92 confidence) and mother Tillie Clark (~0.92 confidence) and mother Lottie Clark (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
James Clark
b. ~1876
Source father
● Household
· direct · ~0.92
Father
William Clark
b. ~1878
Source father
● Household
· direct · ~0.92
Mother
Tillie Clark
b. ~1880
Source mother
● Household
· direct · ~0.92
Mother
Lottie Clark
b. ~1890
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Harold Clark
Son · 1940 · age 27 · b. ~1913 · Indiana
★ You are viewing this record
Sibling
Robert Clark
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edna Clark
Sibling · 1940 · age 40
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
39 people indexed on this census page (nara:1940:m-t0627-01103-00420)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Doris P Parker | 16 | Daughter | Housework | Michigan |
| 42 | Herbert C Beheymes | 43 | Head | Asst. Shoe Dept | Indiana |
| 43 | Helen B Beheymes | 38 | Wife | Housewife | Indiana |
| 44 | Donald E Beheymes | 16 | Son | Student | Indiana |
| 45 | Robert L Beheymes | 13 | Son | Student | Indiana |
| 46 | William Beheymes | 11 | Son | Student | Indiana |
| 47 | Franklin P Beheymes | 82 | Father | Retired | Indiana |
| 48 | Charles W Scott | 42 | Head | Janitor | Indiana |
| 49 | Mary E Scott | 29 | Wife | Housewife | Indiana |
| 50 | William W Jones | 28 | Brother-in-law | Pressroom | Indiana |
| 51 | Katherine Jones | 24 | Sister-in-law | Housewife | Indiana |
| 52 | William Clark | 62 | Head | Formerly Miner | Illinois |
| 53 | Tillie Clark | 60 | Wife | Housewife | Indiana |
| 54 | Edna Clark | 40 | Daughter | Waitress | Indiana |
| 55 | Harold Clark THIS PERSON | 27 | Son | Laborer Construction | Indiana |
| 56 | Kathryn M Clark | 18 | Daughter-in-law | Nya | Illinois |
| 57 | Robert Clark | 16 | Son | Student | Indiana |
| 59 | Thomas White | 70 | Head | Retired | Indiana |
| 60 | Effie S White | 66 | Wife | Housewife | Indiana |
| 61 | Kenneth White | 26 | Son | Cutting Meat | Indiana |
| 62 | Meda Ingers | 50 | Head | Saleslady | Indiana |
| 63 | Charles Ingers | 21 | Son | Laborer Contractor | Indiana |
| 64 | John Ingers | 20 | Son | Bill Passer | Indiana |
| 65 | Thomas L Hale | 37 | Head | Hod Carrier | Indiana |
| 66 | Eva M Hale | 34 | Wife | Housewife | Indiana |
| 67 | Thomas Jr Hale | 6 | Son | Student | Indiana |
| 68 | James R Hale | 4 | Son | None | Indiana |
| 69 | Leonard Paddock | 36 | Head | Barber | Indiana |
| 70 | Martha Paddock | 34 | Wife | Housewife | Indiana |
| 71 | Joan Paddock | 11 | Daughter | Student | Indiana |
| 72 | Clarence J Thomas | 56 | Head | Freight Laborer | England |
| 73 | Nancy R Thomas | 56 | Wife | Housewife | Indiana |
| 74 | Violet E Thomas | 20 | Daughter | Housework | Indiana |
| 75 | Harold Thomas | 16 | Son | Student | Indiana |
| 76 | Vernon Shepherd | 50 | Head | Wpa | Illinois |
| 77 | Mahalia Shepherd | 77 | Mother | Housewife | Indiana |
| 78 | Grover S Shepherd | 56 | Brother | Car Inspector | Indiana |
| 79 | Elmer Payne | 39 | Head | Cooker (Foods) | Indiana |
| 80 | Lena S Payne | 33 | Wife | Housewife | Indiana |
Pedigree Summary
Harold + 2 siblings
Gen 1 · 4 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)