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Lawrence White — 1940 US Census Record
Model Tree available1940 United States Federal Census · Marion-County, Indiana
Our Model Tree links this Lawrence White across the 1920, 1930 and 1940 US Censuses in Marion-County, Indiana (XGBoost, ~Confirmed), with identified parents William & William — first a son (b.~1911), then head of a 5-person household.
Age 29
b. ~1911
Male
Son
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Marion-County, Indiana |
| Surname | White |
| Given Name | Lawrence A. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Indianapolis |
| 1935 Residence (County) | Marion |
| Additional Details | |
| Occupation | Chemist |
| Industry | Lilly Drug Co |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1450 |
| Highest Grade | C 5 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Chemist |
| Township / Ward | Indianapolis |
| Est. Birth Year | ~1911 |
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 Lawrence | Age | Birth yr |
|---|---|---|---|---|
| Miriam White | Daughter | — | 21 | ~1919 |
| William White | Head | — | 68 | ~1872 |
| Lawrence White | Son | — | 29 | ~1911 |
| Grace White | Spouse | — | 66 | ~1874 |
| Ruth White | Daughter | — | 25 | ~1915 |
Census Appearances
1920
Marion, Indiana
Son, age 8
Marion, Indiana · implied b. ~1912 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | White |
| Given Name | Lawrence |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Marion, Indiana
Son, age 19
Marion, Indiana · implied b. ~1911 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | White |
| Given Name | Lawrence |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| 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
Marion-County, Indiana
Son, age 29
Marion-County, Indiana · implied b. ~1911 — 5 household members
| Surname | White |
| Given Name | Lawrence A. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Indianapolis |
| 1935 Residence (County) | Marion |
| Occupation | Chemist |
| Industry | Lilly Drug Co |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1450 |
| Highest Grade | C 5 |
| 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 Lawrence White across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father William White (~0.92 confidence) and father William White (~0.92 confidence) and father William White (~0.92 confidence) and mother Grace White (~0.92 confidence) and mother Grace White (~0.92 confidence) and mother Grace White (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
William White
b. ~1872
Source father
● Household
· direct · ~0.92
Father
William White
b. ~1872
Source father
● Household
· direct · ~0.92
Father
William White
b. ~1873
Source father
● Household
· direct · ~0.92
Mother
Grace White
b. ~1874
Source mother
● Household
· direct · ~0.92
Mother
Grace White
b. ~1873
Source mother
● Household
· direct · ~0.92
Mother
Grace White
b. ~1880
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Lawrence White
Son · 1940 · age 29 · b. ~1911 · Indiana
★ You are viewing this record
Sibling
Miriam White
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ruth White
Sibling · 1940 · age 25
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 — Marion-County, Indiana
Open full size
1940 US Federal Census — Marion-County, Indiana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01122-00803)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Katherine L. Fitz | 11 | Daughter | — | Indiana |
| 42 | Miriam J. Fitz | 8 | Daughter | — | Indiana |
| 43 | Edward B. Shannon | 58 | Head | Iron Molder | Indiana |
| 44 | Albert L. Whittinghill | 49 | Lodger | Iron Molder | Indiana |
| 45 | Max M. Kivney | 44 | Lodger | Claims Adjuster | Indiana |
| 46 | Chauncey L. Smith | 42 | Head | Truck Driver | Indiana |
| 47 | Ethel S. Smith | 40 | Wife | — | Indiana |
| 48 | Vergil J. Smith | 18 | Son | — | Indiana |
| 49 | Vernon E. Smith | 16 | Son | — | Indiana |
| 50 | Mary A. Smith | 12 | Daughter | — | Florida |
| 51 | Wilma G. Smith | 8 | Daughter | — | Indiana |
| 52 | Lucy E. Smith | 6 | Daughter | — | Indiana |
| 53 | Catherine M. Hann | 21 | Head | Stenographer | Kentucky |
| 54 | Otto H. Fehr | 48 | Head | Supt | Indiana |
| 55 | Marie W. Fehr | 43 | Wife | — | Indiana |
| 56 | Mary E. Fehr | 17 | Daughter | — | Indiana |
| 57 | Robert J. Schubert | 73 | Head | — | Germany |
| 58 | Betty Schubert | 53 | Wife | Housework | Germany |
| 59 | Ethel L. Schubert | 16 | Daughter | — | Indiana |
| 60 | Lina Frank | 64 | Head | — | Germany |
| 61 | Everett L. Chandler | 44 | Head | Truck Driver | Indiana |
| 62 | Mary E. Chandler | 45 | Wife | — | Kentucky |
| 63 | James M. Davis | 40 | Head | Dentist | Indiana |
| 64 | Pearl K. Davis | 39 | Wife | — | Indiana |
| 65 | James M. Davis | 4 | Son | — | Indiana |
| 66 | Grace Patterson | 59 | Head | Asst Coal Buyer | Indiana |
| 67 | Francis M. Patterson | 27 | Daughter | Bookkeeper | Indiana |
| 68 | Leonard M. Huff | 32 | Head | Knitter | Kentucky |
| 69 | Gwendolyn E. Huff | 26 | Wife | — | Tennessee |
| 70 | David C. Huff | 3 | Son | — | Indiana |
| 71 | William L. Huff | 1 | Son | — | Indiana |
| 72 | William T. White | 68 | Head | Painter | Indiana |
| 73 | Grace A. White | 66 | Wife | — | Indiana |
| 74 | Lawrence A. White THIS PERSON | 29 | Son | Chemist | Illinois |
| 75 | Ruth A. White | 25 | Daughter | Computer Operator | Illinois |
| 76 | Miriam E. White | 21 | Daughter | Telephone Operator | Indiana |
| 77 | Joseph J. Wheril | 57 | Head | Machinist | Indiana |
| 78 | Helen Wheril | 48 | Wife | — | Indiana |
| 79 | Emogene Savage | 18 | Niece | — | Indiana |
| 80 | Masil P. Wray | 39 | Head | — | Indiana |
Pedigree Summary
Lawrence + 2 siblings
Gen 1 · 6 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)