PS
Philip Smith — 1940 US Census Record
Model Tree available1940 United States Federal Census · Marion-County, Indiana
Our Model Tree links this Philip Smith across the 1920, 1930 and 1940 US Censuses in Marion-County, Indiana (XGBoost, ~Confirmed), with identified parents Harry & Harry — first a son (b.~1919), then head of a 4-person household.
Age 21
b. ~1919
Male
Son
Born: Indiana
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Marion-County, Indiana |
| Surname | Smith |
| Given Name | Philip |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | Indianapolis |
| 1935 Residence (County) | Marion |
| Additional Details | |
| Highest Grade | C-3 |
| 1935 Residence | Same place |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Township / Ward | Indianapolis |
| 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 Philip | Age | Birth yr |
|---|---|---|---|---|
| Lily Smith | Daughter | — | 18 | ~1922 |
| Philip Smith | Son | — | 21 | ~1919 |
| Harry Smith | Head | — | 49 | ~1891 |
| Dora Smith | Spouse | — | 43 | ~1897 |
Census Appearances
1920
Marion, Indiana
Son, age 2
Marion, Indiana · implied b. ~1918 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Philip |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Russia |
| Mother's Birthplace | Russia |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1930
Marion, Indiana
Son, age 12
Marion, Indiana · implied b. ~1918 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Philip |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Russia |
| Mother's Birthplace | Russia |
| Can Read/Write | Yes |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1940
Marion-County, Indiana
Son, age 21
Marion-County, Indiana · implied b. ~1919 — 4 household members
| Surname | Smith |
| Given Name | Philip |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | Indianapolis |
| 1935 Residence (County) | Marion |
| Highest Grade | C-3 |
| 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 Philip Smith across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Harry Smith (~0.92 confidence) and father Harry Smith (~0.92 confidence) and mother Dora Smith (~0.92 confidence) and mother Sarah Smith (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Harry Smith
b. ~1884
Source father
● Household
· direct · ~0.92
Father
Harry Smith
b. ~1893
Source father
● Household
· direct · ~0.92
Mother
Dora Smith
b. ~1897
Source mother
● Household
· direct · ~0.92
Mother
Sarah Smith
b. ~1897
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Philip Smith
Son · 1940 · age 21 · b. ~1919 · Indiana
★ You are viewing this record
Sibling
Lily Smith
Sibling · 1940 · age 18
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
39 people indexed on this census page (nara:1940:m-t0627-01130-00953)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Laura Young | 51 | Sister-in-law | Seamstress | Indiana |
| 2 | William O. Kimberlin | 65 | Head | — | Indiana |
| 3 | Adah C. Kimberlin | 60 | Wife | — | Indiana |
| 4 | William A. Kimberlin | 24 | Son | — | Indiana |
| 5 | Herbert J. Reade | 56 | Head | — | Indiana |
| 6 | Anna R. Reade | 57 | Sister | Teacher | Indiana |
| 7 | Wayne M. Armstrong | 46 | Head | Attorney | West Virginia |
| 8 | Ruth Armstrong | 44 | Wife | Teacher | Indiana |
| 9 | Harold Ochsner | 36 | Head | Physician And Director X-Ray | Minnesota |
| 10 | Julia Ochsner | 34 | Wife | — | Kansas |
| 11 | Harold Jr. Ochsner | 5 | Son | — | Minnesota |
| 12 | Mary C. Ochsner | 5 | Daughter | — | Indiana |
| 13 | Bernard Rosenak | 30 | Head | Diagnostician | Indiana |
| 14 | Fannie Rosenak | 27 | Wife | — | Indiana |
| 15 | Martha Rosenak | 5 | Daughter | — | Indiana |
| 16 | Nona Campbell | 45 | Housemaid | Housemaid | Indiana |
| 17 | Katharine Stevenson | 62 | Head | Teacher | Indiana |
| 18 | Mary Macardle | 72 | Lodger | — | Connecticut |
| 19 | Arthur J. Micheli | 50 | Head | Physician And Surgeon | Germany |
| 20 | Elma H. Micheli | 50 | Wife | — | Indiana |
| 21 | Suzette Micheli | 11 | Daughter | — | Indiana |
| 22 | Edward B. Kraecraft | 47 | Head | Manager | Kentucky |
| 23 | Edith O. Kraecraft | 42 | Wife | — | Indiana |
| 24 | Harriet Kraecraft | 21 | Daughter | Typist | Indiana |
| 25 | Bruce N. Kraecraft | 18 | Son | — | Indiana |
| 26 | Joseph Zaklan | 52 | Head | Buyer | Austria |
| 27 | Annabelle Zaklan | 44 | Wife | Manager & Proprietor | Kentucky |
| 28 | Harry Zaklan | 21 | Son | — | Indiana |
| 29 | Harry Smith | 49 | Head | President | Russia |
| 30 | Dora Smith | 43 | Wife | — | Russia |
| 31 | Philip Smith THIS PERSON | 21 | Son | — | Indiana |
| 32 | Lily M. Smith | 18 | Daughter | — | Indiana |
| 33 | Alvin E. Bulau | 46 | Head | State Agent | Minnesota |
| 34 | Martha Bulau | 43 | Wife | — | Kentucky |
| 35 | Alvin Jr. Bulau | 17 | Son | — | Ohio |
| 36 | George Bulau | 14 | Son | — | Ohio |
| 37 | Donald Bulau | 13 | Son | — | Ohio |
| 38 | Albert Bulau | 78 | Father | — | Germany |
| 39 | Conrad W. Clever | 53 | Head | President | Pennsylvania |
Pedigree Summary
Philip + 1 sibling
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)