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Harry Foster — 1940 US Census Record
Model Tree available1940 United States Federal Census · Marion-County, Indiana
Our Model Tree links this Harry Foster across the 1920, 1930 and 1940 US Censuses in Marion-County, Indiana (XGBoost, ~Confirmed), with identified parents Avon & John — first a son (b.~1918), then head of a 4-person household.
Age 22
b. ~1918
Male
Son
Born: Indiana
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Marion-County, Indiana |
| Surname | Foster |
| Given Name | Harry |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | Indianapolis City |
| 1935 Residence (County) | Marion |
| Additional Details | |
| Occupation | Apprentice Printer |
| Industry | Print Shop |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 800 |
| Highest Grade | H-4 |
| 1935 Residence | Same Place |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Occupation | Apprentice Printer |
| Township / Ward | Indianapolis City |
| Est. Birth Year | ~1918 |
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 Harry | Age | Birth yr |
|---|---|---|---|---|
| Avon Foster | Head | — | 56 | ~1884 |
| Anne Foster | Daughter | — | 31 | ~1909 |
| Bertha Foster | Spouse | — | 56 | ~1884 |
| Harry Foster | Son | — | 22 | ~1918 |
Census Appearances
1920
Marion, Indiana
Son, age
Marion, Indiana · implied b. ~1920 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Foster |
| Given Name | Harold E |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 0 |
| 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
Marion, Indiana
Son, age 10
Marion, Indiana · implied b. ~1920 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Foster |
| Given Name | Harold E |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| 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
Marion-County, Indiana
Son, age 22
Marion-County, Indiana · implied b. ~1918 — 4 household members
| Surname | Foster |
| Given Name | Harry |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | Indianapolis City |
| 1935 Residence (County) | Marion |
| Occupation | Apprentice Printer |
| Industry | Print Shop |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 800 |
| Highest Grade | H-4 |
| 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 Harry Foster across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Avon Foster (~0.92 confidence) and father John Foster (~0.92 confidence) and father John Foster (~0.92 confidence) and mother Bertha Foster (~0.92 confidence) and mother Dawn Foster (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Avon Foster
b. ~1884
Source father
● Household
· direct · ~0.92
Father
John Foster
b. ~1889
Source father
● Household
· direct · ~0.92
Father
John Foster
b. ~1888
Source father
● Household
· direct · ~0.92
Mother
Bertha Foster
b. ~1884
Source mother
● Household
· direct · ~0.92
Mother
Dawn Foster
b. ~1897
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Harry Foster
Son · 1940 · age 22 · b. ~1918 · Indiana
★ You are viewing this record
Sibling
Anne Foster
Sibling · 1940 · age 31
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-t0627-01126-00323)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Fred Doll | 42 | Head | Superintendent | Indiana |
| 42 | Anna Doll | 43 | Wife | — | Indiana |
| 43 | Margaret Doll | 17 | Daughter | — | Indiana |
| 44 | Marjorie Doll | 17 | Daughter | — | Indiana |
| 45 | Claude Faucett | 55 | Head | Foreman | Indiana |
| 46 | Alva Faucett | 45 | Wife | — | Indiana |
| 47 | Warren Faucett | 22 | Son | Paper Hanger | Indiana |
| 48 | Doris Faucett | 19 | Daughter | New Worker | Indiana |
| 49 | Joann Faucett | 9 | Daughter | — | Indiana |
| 50 | Claude Taylor | 58 | Head | Salesman | Kentucky |
| 51 | Edith Taylor | 53 | Wife | — | Indiana |
| 52 | Ira Harbet | 52 | Head | Mail Carrier | Indiana |
| 53 | Mary V. Harbet | 51 | Wife | — | Indiana |
| 54 | Louisa Fuerst | 82 | Mother-in-law | — | Indiana |
| 55 | John H. Higgins | 61 | Head | Linotype Operator | Illinois |
| 56 | Lillian Darby | 50 | Sister | — | Iowa |
| 57 | Louis B. Wilson | 42 | Head | Street Car Conductor | Indiana |
| 58 | Grace Wilson | 42 | Wife | Waitress | Indiana |
| 59 | Byron Wilson | 19 | Son | Usher | Indiana |
| 60 | Jack Wilson | 8 | Son | — | Indiana |
| 61 | John Odrain | 45 | Head | Machinist | Scotland |
| 62 | Agnes Odrain | 44 | Wife | — | Scotland |
| 63 | Ellen Odrain | 19 | Daughter | — | Scotland |
| 64 | John Odrain | 15 | Son | — | Indiana |
| 65 | Virginia M. Odrain | 11 | Daughter | — | Indiana |
| 66 | William F. Kaltwasser | 52 | Head | Butcher | Indiana |
| 67 | Mary L. Kaltwasser | 50 | Wife | — | Indiana |
| 68 | Mary L. Kaltwasser | 18 | Daughter | — | Indiana |
| 69 | Nancy J. Kaltwasser | 15 | Daughter | — | Indiana |
| 70 | Nora Doty | 50 | Head | Maid | Eire |
| 71 | Mary Doty | 26 | Daughter | — | Indiana |
| 72 | John Doty | 24 | Daughter | Truck Driver | Indiana |
| 73 | Agnes Doty | 20 | Daughter | Packer | Indiana |
| 74 | Eleanor Doty | 16 | Daughter | — | Indiana |
| 75 | Katherine Merl | 64 | Head | — | Indiana |
| 76 | Margaret Merl | 25 | Daughter | Pressman | Indiana |
| 77 | Avon Foster | 56 | Head | Foreman | Ohio |
| 78 | Bertha Foster | 56 | Wife | — | Indiana |
| 79 | Anne Foster | 31 | Daughter | Librarian | Indiana |
| 80 | Harry Foster THIS PERSON | 22 | Son | Apprentice Printer | Indiana |
Pedigree Summary
Harry + 1 sibling
Gen 1 · 5 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)