RM
Robert Mason — 1940 US Census Record
Model Tree available1940 United States Federal Census · Christian-County, Kentucky
Our Model Tree links this Robert Mason across the 1920, 1930 and 1940 US Censuses in Christian-County, Kentucky (XGBoost, ~Confirmed), with identified parents Era & Robert — first a son (b.~1913), then head of a 6-person household.
Age 27
b. ~1913
Male
Son
Born: Kentucky
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Christian-County, Kentucky |
| Surname | Mason |
| Given Name | Robert Jr |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | Mag. D. 3 East Hopkinsville |
| Additional Details | |
| Occupation | Waiter |
| Industry | Restaurant |
| Class of Worker | PW |
| Hours Worked | 60 |
| Income (1939) | 780 |
| Highest Grade | Hs 2 |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Occupation | Waiter |
| Township / Ward | Mag D 3 East Hopkinsville |
| Est. Birth Year | ~1913 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| Geraldine Mcclellan | Daughter | — | 20 | ~1920 |
| Robert Mason | Head | — | 57 | ~1883 |
| Carmen Mcclellan | Other | — | 11 | ~1929 |
| Wallace Mason | Son | — | 32 | ~1908 |
| Robert Mason | Son | — | 27 | ~1913 |
| Era Mason | Spouse | — | 57 | ~1883 |
Census Appearances
1920
Christian, Kentucky
Son, age 7
Christian, Kentucky · implied b. ~1913 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Mason |
| Given Name | Robert Jr |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Tennessee |
| Speaks English | Yes |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1930
Christian, Kentucky
Son, age 17
Christian, Kentucky · implied b. ~1913 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Mason |
| Given Name | Robert Jr |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Tennessee |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1940
Christian-County, Kentucky
Son, age 27
Christian-County, Kentucky · implied b. ~1913 — 6 household members
| Surname | Mason |
| Given Name | Robert Jr |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | Mag. D. 3 East Hopkinsville |
| Occupation | Waiter |
| Industry | Restaurant |
| Class of Worker | PW |
| Hours Worked | 60 |
| Income (1939) | 780 |
| Highest Grade | Hs 2 |
| 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 Mason across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Era Mason (~0.92 confidence) and father Robert Mason (~0.92 confidence) and mother Bessie Mason (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Era Mason
b. ~1883
Source mother
● Household
· direct · ~0.92
Father
Robert Mason
b. ~1883
Source father
● Household
· direct · ~0.92
Mother
Bessie Mason
b. ~1888
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Robert Mason
Son · 1940 · age 27 · b. ~1913 · Kentucky
★ You are viewing this record
Sibling
Wallace Mason
Sibling · 1940 · age 32
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Geraldine Mcclellan
Sibling · 1940 · age 20
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 — Christian-County, Kentucky
Open full size
1940 US Federal Census — Christian-County, Kentucky
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01294-00458)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Boyd Kathleen Boyd | 42 | Wife | — | Kentucky |
| 2 | Ivason Boyd | 20 | Son | Labour | Kentucky |
| 3 | Mary J Boyd | 17 | daughter | — | Kentucky |
| 4 | Lummy Johnson | 52 | Head | Attendant | Kentucky |
| 5 | Rosa Bell Johnson | 51 | Wife | — | Kentucky |
| 6 | James Johnson | 15 | Son | Labour | Kentucky |
| 7 | Erma Fritz | 46 | Head | Waitress | Kentucky |
| 8 | Charles Fritz | 21 | Son | Labourer | Kentucky |
| 9 | Vernell Fritz | 14 | daughter | — | Kentucky |
| 10 | Bettie Eley | 73 | mother | — | Kentucky |
| 11 | Burton D Quarles | 59 | Head | Labourer | Tennessee |
| 12 | Eunice Quarles | 54 | Wife | — | Tennessee |
| 13 | Fred Quarles | 21 | Son | Labourer | Kentucky |
| 14 | Dorothy Quarles | 16 | daughter | — | Kentucky |
| 15 | Charles Quarles | 14 | Son | — | Kentucky |
| 16 | Owen Gray | 46 | Head | Merchant | Kentucky |
| 17 | Ruth Gray | 42 | Wife | — | Kentucky |
| 18 | Hazel Gray | 17 | daughter | — | Kentucky |
| 19 | Robert Mason | 57 | Head | Laundryman | Kentucky |
| 20 | Era Mason | 57 | Wife | — | Tennessee |
| 21 | Wallace Mason | 32 | Son | Attendant | Kentucky |
| 22 | Robert Jr Mason THIS PERSON | 27 | Son | Waiter | Kentucky |
| 23 | Geraldine Mcclellan | 20 | daughter | Bookkeeper | Kentucky |
| 24 | Carmen Mcclellan | 11 | grand son | — | Kentucky |
| 25 | Bartlette Yancey | 70 | Head | Farmer | Kentucky |
| 26 | Julia Yancey | 57 | Wife | — | Tennessee |
| 27 | Harold D Davis | 29 | Head | Agent | Kentucky |
| 28 | Clina Mae Davis | 28 | Wife | — | Kentucky |
| 29 | Willie Kirkwood | 29 | Lodger | Attendant | Kentucky |
| 30 | Ethel E Kirkwood | 34 | Lodger | Nurse | Kentucky |
| 31 | Randle Davis | 32 | Head | Attendant | Kentucky |
| 32 | Helene Davis | 32 | Wife | — | Kentucky |
| 33 | Charles R Davis | 11 | Son | — | Kentucky |
| 34 | Betty A Davis | 8 | daughter | — | Kentucky |
| 35 | Gordon Oakes | 31 | Head | Attendant | Kentucky |
| 36 | Louise Oakes | 28 | Wife | — | Kentucky |
| 37 | Clifton H Parker | 48 | Head | Farmer | Kentucky |
| 38 | Bess Parker | 45 | Wife | — | Kentucky |
| 39 | Fannie Parker | 6 | daughter | — | Kentucky |
| 40 | Peaches Parker | 5 | daughter | — | Kentucky |
Related Census Records
Pedigree Summary
Robert + 2 siblings
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)