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Robert Foster — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Ballard-County, Kentucky
Our Model Tree links this Robert Foster across the 1920, 1930 and 1940 US Censuses in Ballard-County, Kentucky (XGBoost, ~Confirmed) — first a head (b.~1889), then head of a 5-person household.
Age 51
b. ~1889
Male
Head
Born: Kentucky
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Ballard-County, Kentucky |
| Surname | Foster |
| Given Name | Robert L. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 51 |
| Marital Status | Married |
| Birthplace | Kentucky |
| 1935 Residence (City) | La Center Town |
| 1935 Residence (County) | Ballard |
| Additional Details | |
| Occupation | Automobile mechanic |
| Industry | Garage |
| Class of Worker | PW |
| Hours Worked | 60 |
| Income (1939) | 775 |
| Highest Grade | H-4 |
| 1935 Residence | Same house |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Occupation | Automobile Mechanic |
| Township / Ward | La Center Town |
| Est. Birth Year | ~1889 |
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 Robert | Age | Birth yr |
|---|---|---|---|---|
| Robert Foster | Head | — | 51 | ~1889 |
| Sarah Lacy | Other | — | 82 | ~1858 |
| Charles Foster | Son | — | 16 | ~1924 |
| Robert Foster | Son | — | 19 | ~1921 |
| Mary Foster | Spouse | — | 47 | ~1893 |
Census Appearances
1920
Ballard, Kentucky
Other, age 30
Ballard, Kentucky · implied b. ~1890 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Foster |
| Given Name | Robert L |
| Relationship to Head | Lodger |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Occupation | Salesman |
| Industry | General Store |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1930
Ballard, Kentucky
Head, age 41
Ballard, Kentucky · implied b. ~1889 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Foster |
| Given Name | Robert L. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 41 |
| Marital Status | Married |
| Birthplace | Kentucky |
| Age at First Marriage | 28 |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Occupation | Mechanic |
| Industry | Garage |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 12 |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1940
Ballard-County, Kentucky
Head, age 51
Ballard-County, Kentucky · implied b. ~1889 — 5 household members
| Surname | Foster |
| Given Name | Robert L. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 51 |
| Marital Status | Married |
| Birthplace | Kentucky |
| 1935 Residence (City) | La Center Town |
| 1935 Residence (County) | Ballard |
| Occupation | Automobile mechanic |
| Industry | Garage |
| Class of Worker | PW |
| Hours Worked | 60 |
| Income (1939) | 775 |
| Highest Grade | H-4 |
| 1935 Residence | Same house |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
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 Robert Foster across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Robert Foster
Head · 1940 · age 51 · b. ~1889 · Kentucky
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Ballard-County, Kentucky
Open full size
1940 US Federal Census — Ballard-County, Kentucky
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01277-00319)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | James H. Bondurant | 31 | Head | Postmaster | Kentucky |
| 2 | Rachel Bondurant | 36 | Wife | Assistant To Postmaster | Kentucky |
| 3 | Corinne Owen | 68 | Head | — | Kentucky |
| 4 | Maurice C. Hines | 33 | Head | Proprietor | Kentucky |
| 5 | Adlia Hines | 21 | Wife | Helper | Kentucky |
| 6 | Robert L. Foster THIS PERSON | 51 | Head | Automobile Mechanic | Kentucky |
| 7 | Mary B. Foster | 47 | Wife | Enumerator | Kentucky |
| 8 | Robert B. Foster | 19 | Son | Truck Driver | Kentucky |
| 9 | Charles Foster | 16 | Son | — | Kentucky |
| 10 | Sarah Lacy | 82 | Lodger | — | Kentucky |
| 11 | W. Arch Kirby | 57 | Head | Proprietor & Farmer | Kentucky |
| 12 | Gertrude Kirby | 50 | Wife | — | Kentucky |
| 13 | John G. Mcneill | 52 | Head | Supervisor | Kentucky |
| 14 | Corishine Mcneill | 46 | Wife | — | Michigan |
| 15 | Frances Hilliard | 26 | Lodger | Teacher | Tennessee |
| 16 | Andrew L. Dexter | 22 | Head | Farmer | Kentucky |
| 17 | Reull Dexter | 18 | Wife | — | Kentucky |
| 18 | Marshall Dexter | 0 | Son | — | Kentucky |
| 19 | Alice Northington | 52 | Head | — | Kentucky |
| 20 | Dorris Northington | 34 | Son | Laborer | Kentucky |
| 21 | Robert Northington | 26 | Son | New Worker | Kentucky |
| 22 | Everett Northington | 14 | Son | — | Kentucky |
| 23 | Gene M. Northington | 12 | Son | — | Kentucky |
| 24 | Ben L. Wilkerson | 83 | Head | — | Kentucky |
| 25 | Susie A. Wilkerson | 44 | Daughter | — | Kentucky |
| 26 | John L. Strange | 64 | Head | Telegraph Operator | England |
| 27 | Pearl L. Strange | 41 | Wife | — | Kentucky |
| 28 | Fredrick Strange | 18 | Son | — | Kentucky |
| 29 | Charles H. Strange | 15 | Son | — | Kentucky |
| 30 | John W. Strange | 14 | Son | — | Kentucky |
| 31 | Lettice Ladd | 20 | Granddaughter | — | Kentucky |
| 32 | Dorothy B. Ladd | 0 | Granddaughter | — | Kentucky |
| 33 | Eddie B. Harris | 51 | Head | Operator | Kentucky |
| 34 | Mary R. Harris | 50 | Wife | Proprietor | Kentucky |
| 35 | Howard Harris | 31 | Son | Salesman | Kentucky |
| 36 | Chas. Stratton | 61 | Lodger | Guard | Kentucky |
| 37 | Merline C. Nieve | 36 | Lodger | Barber | Kentucky |
| 38 | Roland L. Dale | 64 | Head | Proprietor | Kentucky |
| 39 | Gertrude Dale | 42 | Wife | — | Kentucky |
| 40 | Betty J. Dale | 12 | Daughter | — | Kentucky |
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)