RB
Robert Butler — 1940 US Census Record
Model Tree available1940 United States Federal Census · Monroe-County, Florida
Our Model Tree links this Robert Butler across the 1920, 1930 and 1940 US Censuses in Monroe-County, Florida (XGBoost, ~Confirmed), with identified parents Isaac & Vera — first a son (b.~1920), then head of a 8-person household.
Age 20
b. ~1920
Male
Son
Born: Florida
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Monroe-County, Florida |
| Surname | Butler |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Florida |
| 1935 Residence (City) | Key West City |
| 1935 Residence (County) | Monroe |
| Additional Details | |
| Occupation | Janitor |
| Industry | N.Y.A. Project |
| Class of Worker | GW |
| Hours Worked | 65 |
| Income (1939) | 151 |
| Highest Grade | Hs 1 |
| 1935 Residence | Same place |
| Birth State | Florida |
| Birth Country | United States |
| Birthplace (normalized) | florida |
| Occupation | Janitor |
| Township / Ward | Key West City |
| Est. Birth Year | ~1920 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| Yvonne Allen | Daughter | — | 21 | ~1919 |
| Samuel Butler | Head | — | 45 | ~1895 |
| Joan Allen | Other | — | 3 | ~1937 |
| James Allen | Other | — | 1 | ~1939 |
| Colton Butler | Son | — | 14 | ~1926 |
| Julian Butler | Son | — | 24 | ~1916 |
| Robert Butler | Son | — | 20 | ~1920 |
| Vera Butler | Spouse | — | 40 | ~1900 |
Census Appearances
1920
Monroe, Florida
Son, age
Monroe, Florida · implied b. ~1920 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Butler |
| Given Name | Robert L |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Florida |
| Father's Birthplace | Florida |
| Mother's Birthplace | Florida |
| Birth State | Florida |
| Birth Country | United States |
| Birthplace (normalized) | florida |
1930
Monroe, Florida
Son, age 11
Monroe, Florida · implied b. ~1919 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Butler |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Florida |
| Father's Birthplace | Florida |
| Mother's Birthplace | Florida |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Florida |
| Birth Country | United States |
| Birthplace (normalized) | florida |
1940
Monroe-County, Florida
Son, age 20
Monroe-County, Florida · implied b. ~1920 — 8 household members
| Surname | Butler |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Florida |
| 1935 Residence (City) | Key West City |
| 1935 Residence (County) | Monroe |
| Occupation | Janitor |
| Industry | N.Y.A. Project |
| Class of Worker | GW |
| Hours Worked | 65 |
| Income (1939) | 151 |
| Highest Grade | Hs 1 |
| 1935 Residence | Same place |
| Birth State | Florida |
| Birth Country | United States |
| Birthplace (normalized) | florida |
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 Butler across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Isaac Butler (~0.92 confidence) and mother Vera Butler (~0.92 confidence) and father Samuel Butler (~0.92 confidence) and mother Lera Butler (~0.92 confidence) and father Samuel Butler (~0.92 confidence) and mother Vera Butler (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Isaac Butler
b. ~1893
Source father
● Household
· direct · ~0.92
Mother
Vera Butler
b. ~1893
Source mother
● Household
· direct · ~0.92
Father
Samuel Butler
b. ~1895
Source father
● Household
· direct · ~0.92
Mother
Lera Butler
b. ~1898
Source mother
● Household
· direct · ~0.92
Father
Samuel Butler
b. ~1898
Source father
● Household
· direct · ~0.92
Mother
Vera Butler
b. ~1900
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Robert Butler
Son · 1940 · age 20 · b. ~1920 · Florida
★ You are viewing this record
Sibling
Colton Butler
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Yvonne Allen
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Julian Butler
Sibling · 1940 · age 24
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 — Monroe-County, Florida
Open full size
1940 US Federal Census — Monroe-County, Florida
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00601-00448)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Susan S. Aghe | 29 | Wife | — | Florida |
| 2 | Daniel P. Aghe | 4 | Son | — | Florida |
| 3 | Mary Aghe | 3 | Daughter | — | Florida |
| 4 | Paul Cordova | 63 | Lodger | — | Cuba |
| 5 | Drusilla B. Dean | 65 | Head | — | Bahama Is |
| 6 | George Wilkerson | 20 | Head | Caretaker | Florida |
| 7 | Carnetta Wilkerson | 19 | Wife | Cook | Florida |
| 8 | Georginia Wilkerson | 4 | Daughter | — | Florida |
| 9 | Evelyn Adderly | 62 | Head | Cook | Bahama Is |
| 10 | Viola Strachn | 39 | Daughter | Cook | Florida |
| 11 | Iris Adamson | 21 | Granddaughter | Nursemaid | Florida |
| 12 | Lavere Strachn | 11 | Granddaughter | — | Florida |
| 13 | Vera Strachn | 9 | Granddaughter | — | Florida |
| 14 | James Kundy | 81 | Head | — | Bahama Is |
| 15 | Mary Russell | 85 | Head | — | Bahama Is |
| 16 | Samuel Butler | 45 | Head | Laborer | Florida |
| 17 | Vera Butler | 40 | Wife | — | Florida |
| 18 | Julian Butler | 24 | Son | Delivery Boy | Florida |
| 19 | Robert Butler THIS PERSON | 20 | Son | Janitor | Florida |
| 20 | Colton Butler | 14 | Son | — | Florida |
| 21 | Yvonne Allen | 21 | Daughter | — | Florida |
| 22 | Joan Allen | 3 | Granddaughter | — | Florida |
| 23 | James Allen | 1 | Grandson | — | Florida |
| 24 | Thomas Pinder | 57 | Head | Laborer | Bahama Is |
| 25 | Patience B. Pinder | 60 | Wife | — | Bahama Is |
| 26 | Bertha Knowles | 36 | Daughter | Housemaid | Florida |
| 27 | James Roberts | 19 | Grandson | Attendant | Florida |
| 28 | Eugene Roberts | 15 | Grandson | — | Florida |
| 29 | Edward Roberts | 13 | Grandson | — | Florida |
| 30 | Solomon Bowe | 36 | Son-in-law | Laborer | Bahama Is |
| 31 | Thomas Cash | 69 | Head | Sponger | Bahamas Is |
| 32 | Blanche Hunter | 65 | Lodger | — | Bahama Is |
| 33 | Michael T. Raymond | 71 | Head | — | Louisiana |
| 34 | Margaret Raymond | 30 | Daughter | — | Jamaica |
| 35 | Vincente Raymond | 3 | Grandson | — | Florida |
| 36 | Hulio Poit | 50 | Head | Laborer | Florida |
| 37 | Caridad Poit | 47 | Wife | — | Florida |
| 38 | Diana Ortiz | 21 | Daughter | — | Florida |
| 39 | Olga Ortiz | 15 | Stepdaughter | — | Florida |
| 40 | Arturo Mora | 52 | Head | Cigar-Maker | Cuba |
Pedigree Summary
Robert + 3 siblings
Gen 1 · 6 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)