RF
Robert Foster — 1940 US Census Record
Model Tree available1940 United States Federal Census · Mccreary-County, Kentucky
Our Model Tree links this Robert Foster across the 1920, 1930 and 1940 US Censuses in Mccreary-County, Kentucky (XGBoost, ~Confirmed), with identified parents Lloyd & Floyd — first a head (b.~1917), then head of a 3-person household.
Age 23
b. ~1917
Male
Head
Born: Kentucky
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Mccreary-County, Kentucky |
| Surname | Foster |
| Given Name | Robert |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Married |
| Birthplace | Kentucky |
| 1935 Residence (City) | Mag. Dist. 1 |
| 1935 Residence (County) | McCreary |
| Additional Details | |
| Occupation | Miner |
| Industry | Coal mine |
| Class of Worker | PW |
| Hours Worked | 35 |
| Income (1939) | 1100 |
| Highest Grade | No 6 |
| 1935 Residence | Same Place |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Occupation | Miner |
| Township / Ward | Mag Dist 1 |
| Est. Birth Year | ~1917 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| Reba Foster | Daughter | — | ~1940 | |
| Robert Foster | Head | — | 23 | ~1917 |
| Irene Foster | Spouse | — | 20 | ~1920 |
Census Appearances
1920
Mccreary, Kentucky
Son, age 3
Mccreary, Kentucky · implied b. ~1917 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Foster |
| Given Name | Robert C |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1930
Mccreary, Kentucky
Son, age 13
Mccreary, Kentucky · implied b. ~1917 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Foster |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Can Read/Write | Yes |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1940
Mccreary-County, Kentucky
Head, age 23
Mccreary-County, Kentucky · implied b. ~1917 — 3 household members
| Surname | Foster |
| Given Name | Robert |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Married |
| Birthplace | Kentucky |
| 1935 Residence (City) | Mag. Dist. 1 |
| 1935 Residence (County) | McCreary |
| Occupation | Miner |
| Industry | Coal mine |
| Class of Worker | PW |
| Hours Worked | 35 |
| Income (1939) | 1100 |
| Highest Grade | No 6 |
| 1935 Residence | Same Place |
| 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. Identified parents: father Lloyd Foster (~0.92 confidence) and father Floyd Foster (~0.92 confidence) and mother Martha Foster (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Lloyd Foster
b. ~1895
Source father
● Household
· direct · ~0.92
Father
Floyd Foster
b. ~1895
Source father
● Household
· direct · ~0.92
Mother
Martha Foster
b. ~1896
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Robert Foster
Head · 1940 · age 23 · b. ~1917 · Kentucky
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Mccreary-County, Kentucky
Open full size
1940 US Federal Census — Mccreary-County, Kentucky
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-01336-00162)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Cassie Taylor | 25 | Wife | — | Kentucky |
| 2 | Lois Taylor | 5 | Daughter | — | Kentucky |
| 3 | Donald Taylor | 2 | Son | — | Kentucky |
| 4 | Lola Taylor | 0 | Daughter | — | Kentucky |
| 5 | Luther Thasher | 39 | Head | Miner | Kentucky |
| 6 | Desda Thasher | 33 | Wife | — | Kentucky |
| 7 | Mildred L. Thasher | 14 | Daughter | — | Kentucky |
| 8 | Eula Thasher | 11 | Daughter | — | Kentucky |
| 9 | Lunsford King | 34 | Head | Miner | Kentucky |
| 10 | Bertie King | 26 | Wife | — | Kentucky |
| 11 | Reba King | 12 | Daughter | — | Kentucky |
| 12 | Carol King | 10 | Daughter | — | Kentucky |
| 13 | Herman King | 7 | Son | — | Kentucky |
| 14 | Infant King | 0 | Son | — | Kentucky |
| 16 | John Ball | 51 | Head | Miner | Kentucky |
| 17 | Inez Ball | 25 | Wife | — | Kentucky |
| 18 | Willie Ball | 28 | Daughter | — | Kentucky |
| 19 | Dorothy Ball | 18 | Daughter | — | Kentucky |
| 20 | John, Jr. Ball | 15 | Son | — | Kentucky |
| 21 | Lola Keith | 41 | Head | — | Kentucky |
| 22 | Osborn Keith | 19 | Son | Miner | Kentucky |
| 23 | Dorothy Keith | 18 | Daughter | — | Kentucky |
| 24 | Ina Keith | 16 | Daughter | — | Kentucky |
| 25 | Martha Keith | 14 | Daughter | — | Kentucky |
| 26 | Christine Keith | 12 | Daughter | — | Kentucky |
| 27 | Robert Gibson | 19 | Head | Miner | Kentucky |
| 28 | Stella Gibson | 16 | Wife | — | Kentucky |
| 29 | Wilma J. Gibson | 0 | Daughter | — | Kentucky |
| 30 | Russell Keith | 37 | Head | Miner | Kentucky |
| 31 | Minnie Keith | 29 | Wife | — | Kentucky |
| 32 | Austin Keith | 12 | Son | — | Kentucky |
| 33 | William H. Keith | 8 | Son | — | Kentucky |
| 34 | Dewey W. Keith | 6 | Son | — | Kentucky |
| 35 | Kenzellie Keith | 4 | Daughter | — | Kentucky |
| 36 | Madge L. Keith | 2 | Daughter | — | Kentucky |
| 37 | Ray Keith | 17 | Step Son | — | Kentucky |
| 38 | Robert Foster THIS PERSON | 23 | Head | Miner | Kentucky |
| 39 | Irene Foster | 20 | Wife | — | Kentucky |
| 40 | Reba Foster | 0 | Daughter | — | Kentucky |
Pedigree Summary
Robert
Gen 1 · 3 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)