JB
James Butler — 1940 US Census Record
Model Tree available1940 United States Federal Census · Palm-Beach-County, Florida
Our Model Tree links this James Butler across the 1920, 1930 and 1940 US Censuses in Palm-Beach-County, Florida (XGBoost, ~Confirmed), with identified parents Isaac & Isaac — 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 | Palm-Beach-County, Florida |
| Surname | Butler |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Florida |
| 1935 Residence (City) | Palm Beach |
| Additional Details | |
| Occupation | Farm |
| Industry | PW |
| Class of Worker | 180 |
| Highest Grade | No 4 |
| 1935 Residence | 11 |
| Birth State | Florida |
| Birth Country | United States |
| Birthplace (normalized) | florida |
| Occupation | Farm |
| Township / Ward | 43 South |
| 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 James | Age | Birth yr |
|---|---|---|---|---|
| Mary Butler | Daughter | — | 18 | ~1922 |
| Ruby Butler | Daughter | — | 13 | ~1927 |
| Naomi Butler | Daughter | — | 9 | ~1931 |
| Frank Butler | Head | — | 57 | ~1883 |
| James Butler | Son | — | 20 | ~1920 |
| R Butler | Son | — | 15 | ~1925 |
| Frazier Butler | Son | — | 23 | ~1917 |
| L Butler | Spouse | — | 52 | ~1888 |
Census Appearances
1920
Palm Beach, …
Son, age 1
Palm Beach, Florida · implied b. ~1919 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Butler |
| Given Name | James C. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Mulatto |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Florida |
| Father's Birthplace | Georgia |
| Mother's Birthplace | Texas |
| Can Read | No |
| Can Write | No |
| Speaks English | No |
| Birth State | Florida |
| Birth Country | United States |
| Birthplace (normalized) | florida |
1930
Palm Beach, …
Son, age 11
Palm Beach, Florida · implied b. ~1919 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Butler |
| Given Name | James Jr |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Florida |
| Father's Birthplace | Georgia |
| Mother's Birthplace | Texas |
| Can Read/Write | Yes |
| Birth State | Florida |
| Birth Country | United States |
| Birthplace (normalized) | florida |
1940
Palm-Beach-County, Florida
Son, age 20
Palm-Beach-County, Florida · implied b. ~1920 — 8 household members
| Surname | Butler |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Florida |
| 1935 Residence (City) | Palm Beach |
| Occupation | Farm |
| Industry | PW |
| Class of Worker | 180 |
| Highest Grade | No 4 |
| 1935 Residence | 11 |
| 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 James Butler across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Isaac Cobb (~0.92 confidence) and father Isaac Cobb (~0.83 confidence) and father Frank Butler (~0.92 confidence) and mother L Butler (~0.92 confidence) and father William Butler (~0.92 confidence) and mother Dorothy Butler (~0.92 confidence). The pedigree spans 2 generations with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.9
Father
Isaac Cobb
b. ~1866
Source father
● Household
· direct · ~0.92
Father
Isaac Cobb
b. ~1866
Source mother>father
● Household
· direct · ~0.83
Father
Frank Butler
b. ~1883
Source father
● Household
· direct · ~0.92
Mother
L Butler
b. ~1888
Source mother
● Household
· direct · ~0.92
Father
William Butler
b. ~1893
Source father
● Household
· direct · ~0.92
Mother
Dorothy Butler
b. ~1894
Source mother
● Household
· direct · ~0.92
This person
Anchor record
James Butler
Son · 1940 · age 20 · b. ~1920 · Florida
★ You are viewing this record
Sibling
Naomi Butler
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Butler
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ruby Butler
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Frazier Butler
Sibling · 1940 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
R Butler
Sibling · 1940 · age 15
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 — Palm-Beach-County, Florida
Open full size
1940 US Federal Census — Palm-Beach-County, Florida
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00607-00860)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Wilson Cooke | 33 | Head | Farm | Georgia |
| 2 | Frank Butler | 57 | Head | Farm | Florida |
| 3 | L. D. Butler | 52 | Wife | 0 | Florida |
| 4 | Frazier Butler | 23 | Son | Farm | Florida |
| 5 | James Butler THIS PERSON | 20 | Son | Farm | Florida |
| 6 | Mary Butler | 18 | Daughter | Farm | Florida |
| 7 | R. D. Butler | 15 | Son | Farm | Florida |
| 8 | Ruby Butler | 13 | Daughter | — | Florida |
| 9 | Naomi Butler | 9 | Daughter | — | Florida |
| 10 | George J. Rushing | 25 | Head | Farm | Florida |
| 11 | Lurlene Rushing | 26 | Wife | Vegetable Packing House | Alabama |
| 12 | Dorothea Rushing | 1 | Daughter | — | Florida |
| 13 | Louis R. Rushing | 50 | Head | Farmer | Alabama |
| 14 | Leah Rushing | 43 | Wife | Grader | Florida |
| 15 | Nolia Rushing | 17 | Daughter | 0 | Florida |
| 16 | Evelyn Rushing | 13 | Daughter | — | Florida |
| 17 | J. Hilton Jones | 24 | Head | Farm | Florida |
| 18 | Inez Jones | 26 | Wife | 0 | Florida |
| 19 | Joel Wadell | 34 | Head | Farm | Alabama |
| 20 | Eva Wadell | 28 | Wife | 0 | Florida |
| 21 | Donald Wadell | 3 | Son | — | Florida |
| 22 | Ray Wadell | 0 | Son | — | Florida |
| 23 | J. Quincy Henry | 45 | Head | Wholesale Vegetables | Oklahoma |
| 24 | Lorena H. Henry | 48 | Wife | Retail Grocery Store | Missouri |
| 25 | James H. Henry | 15 | Son | — | Florida |
| 26 | Jacqueline Henry | 13 | Daughter | — | Florida |
| 27 | Helen Henry | 10 | Daughter | — | Florida |
| 28 | Joe Henry | 6 | Son | — | Florida |
| 29 | Sylvester Brooks | 32 | Head | Section Laborer | Florida |
| 30 | Cora Lee Brooks | 31 | Wife | Farm | Georgia |
| 31 | Ernest Byrd | 36 | Head | Railway | Georgia |
| 32 | Phyllis Byrd | 32 | Wife | Farm | Georgia |
| 33 | Sudden Frank Byrd | 12 | Nephew | — | Georgia |
| 34 | Ellis Plummer | 20 | Head | Railway | Florida |
| 35 | Vinnie Lee Plummer | 23 | Wife | Farm | Georgia |
| 36 | Ida Mae Plummer | 3 | Daughter | — | Georgia |
| 37 | Aaron Miles | 37 | Head | Farm | Georgia |
| 38 | Clara Miles | 21 | Wife | Farm | Georgia |
| 39 | Dorothy Lee Miles | 3 | Daughter | — | Georgia |
| 40 | Allie Mae Knight | 29 | Aunt | Farm | Georgia |
Pedigree Summary
James + 5 siblings
Gen 1 · 5 parents
~0.92
Gen 2 · 1 grandparents
~0.83
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)