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William Roberts — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Jefferson-County, Kentucky
Our Model Tree links this William Roberts across the 1920, 1930 and 1940 US Censuses in Jefferson-County, Kentucky (XGBoost, ~Confirmed) — first a head (b.~1881), then head of a 6-person household.
Age 59
b. ~1881
Male
Head
Born: Kentucky
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Jefferson-County, Kentucky |
| Surname | Roberts |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 59 |
| Marital Status | Married |
| Birthplace | Kentucky |
| 1935 Residence (City) | Louisville city |
| 1935 Residence (County) | Jefferson |
| Additional Details | |
| Occupation | Contractor |
| Industry | Private Building Construction |
| Class of Worker | OA |
| Hours Worked | 40 |
| Income (1939) | 308 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Occupation | Contractor |
| Township / Ward | Louisville City |
| Est. Birth Year | ~1881 |
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 William | Age | Birth yr |
|---|---|---|---|---|
| William Roberts | Head | — | 59 | ~1881 |
| Leroy Roberts | Son | — | 22 | ~1918 |
| James Roberts | Son | — | 25 | ~1915 |
| Frank Roberts | Son | — | 26 | ~1914 |
| Alonzo Roberts | Son | — | 2 | ~1938 |
| Mary Roberts | Spouse | — | 59 | ~1881 |
Census Appearances
1920
Jefferson, Kentucky
Head, age 43
Jefferson, Kentucky · implied b. ~1877 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Roberts |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 43 |
| Marital Status | Married |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Occupation | Fireman |
| Industry | Boiler shop |
| Class of Worker | W |
| Can Read | No |
| Can Write | No |
| Home Owned/Rented | R |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1930
Jefferson, Kentucky
Head, age 51
Jefferson, Kentucky · implied b. ~1879 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Roberts |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 51 |
| Marital Status | Married |
| Birthplace | Kentucky |
| Age at First Marriage | 20 |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Occupation | Contractor |
| Industry | Concrete |
| Class of Worker | OA |
| Can Read/Write | No |
| Home Owned/Rented | O |
| Home Value / Rent | 500 |
| Veteran | No |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1940
Jefferson-County, Kentucky
Head, age 59
Jefferson-County, Kentucky · implied b. ~1881 — 6 household members
| Surname | Roberts |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 59 |
| Marital Status | Married |
| Birthplace | Kentucky |
| 1935 Residence (City) | Louisville city |
| 1935 Residence (County) | Jefferson |
| Occupation | Contractor |
| Industry | Private Building Construction |
| Class of Worker | OA |
| Hours Worked | 40 |
| Income (1939) | 308 |
| Highest Grade | Hs 4 |
| 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 William Roberts across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
William Roberts
Head · 1940 · age 59 · b. ~1881 · 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 — Jefferson-County, Kentucky
Open full size
1940 US Federal Census — Jefferson-County, Kentucky
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-01376-00895)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Anna Bell Summers | 44 | Wife | — | Kentucky |
| 42 | Andrew J. Brown | 76 | Head | Minister | Tennessee |
| 43 | Susie Brown | 25 | Wife | — | Tennessee |
| 44 | Mary Louise Brown | 28 | Daughter | Maid | Tennessee |
| 45 | James Hunter | 38 | Son | Presser | Tennessee |
| 46 | Mattie Mae Hunter | 21 | Daughter | Laundress | Mississippi |
| 47 | Lucile Banks | 38 | Head | Maid | Kentucky |
| 48 | Rachel Barker | 66 | Mother | — | Tennessee |
| 49 | James Ross | 41 | Head | Laborer | Tennessee |
| 50 | Jennie Ross | 34 | Wife | Housekeeper | Kentucky |
| 51 | Charles King | 75 | Head | Cuppola | Kentucky |
| 52 | Jennie King | 73 | Wife | Housekeeper | Kentucky |
| 53 | John Ford | 58 | Head | Day Laborer | Tennessee |
| 54 | Etta Ford | 53 | Wife | — | Tennessee |
| 55 | Ray Ford | 23 | Son | Porter | Tennessee |
| 56 | Bernie Ford | 20 | Daughter | Maid | Tennessee |
| 57 | Ronnie Ford | 18 | Son | Janitor | Tennessee |
| 58 | Annie Mae Ford | 15 | Daughter | — | Tennessee |
| 59 | Hobus Little | 39 | Head | Contractor | Georgia |
| 60 | Addie Little | 34 | Wife | Stemmer | Georgia |
| 61 | Ray Little | 14 | Son | — | Kentucky |
| 62 | Louise Little | 7 | Daughter | — | Kentucky |
| 63 | Daisy Roberts | 54 | Head | Laundress | Kentucky |
| 64 | Edward Roberts | 32 | Son | Carpenter | Kentucky |
| 65 | Louis Gray | 62 | Head | — | Kentucky |
| 66 | Henrietta Gray | 61 | Wife | — | Kentucky |
| 67 | Willie Ford | 55 | Head | Laborer | Kentucky |
| 68 | William Roberts THIS PERSON | 59 | Head | Contractor | Kentucky |
| 69 | Mary Roberts | 59 | Wife | — | Kentucky |
| 70 | Leroy Roberts | 22 | Son | Copper | Kentucky |
| 71 | James Roberts | 25 | Son | Porter | Kentucky |
| 72 | Frank Roberts | 26 | Son | Laborer | Kentucky |
| 73 | Alonzo Roberts | 2 | Son | — | Kentucky |
| 74 | Charles Jennels | 77 | Head | Tanner | Kentucky |
| 75 | Henrietta Jennels | 87 | Wife | — | Virginia |
| 76 | — | None | — | — | — |
| 77 | John Clapton | 31 | Head | Concrete Finisher | Virginia |
| 78 | Hester Clapton | 45 | Wife | Laundress | Kentucky |
| 79 | John Jay Clapton | 7 | Son | — | 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)