RB
Robert Butler — 1940 US Census Record
Model Tree available1940 United States Federal Census · Union-County, New Jersey
Our Model Tree links this Robert Butler across the 1920, 1930 and 1940 US Censuses in Union-County, New Jersey (XGBoost, ~Confirmed), with identified parents Cyrus & Elizabeth — first a head (b.~1919), then head of a 4-person household.
Age 21
b. ~1919
Male
Head
Born: New Jersey
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Union-County, New Jersey |
| Surname | Butler |
| Given Name | Robert J. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Married |
| Birthplace | New Jersey |
| 1935 Residence (City) | Elizabeth city |
| 1935 Residence (County) | Union |
| Additional Details | |
| Occupation | Mill Hand |
| Industry | Factory |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1500 |
| Highest Grade | H-4 |
| 1935 Residence | Same Place |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Occupation | Mill Hand |
| Township / Ward | Elizabeth City |
| Est. Birth Year | ~1919 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| Carol Butler | Daughter | — | 2 | ~1938 |
| Robert Butler | Head | — | 21 | ~1919 |
| Elizabeth Butler | Other | — | 19 | ~1921 |
| Blanche Butler | Spouse | — | 22 | ~1918 |
Census Appearances
1920
Union, New …
Son, age 1
Union, New Jersey · 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 | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | New Jersey |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1930
Union, New …
Son, age 11
Union, New Jersey · 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 | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | New Jersey |
| Can Read/Write | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1940
Union-County, New …
Head, age 21
Union-County, New Jersey · implied b. ~1919 — 4 household members
| Surname | Butler |
| Given Name | Robert J. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Married |
| Birthplace | New Jersey |
| 1935 Residence (City) | Elizabeth city |
| 1935 Residence (County) | Union |
| Occupation | Mill Hand |
| Industry | Factory |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1500 |
| Highest Grade | H-4 |
| 1935 Residence | Same Place |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
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 Cyrus Butler (~0.92 confidence) and mother Elizabeth Butler (~0.92 confidence) and mother Elizabeth Butler (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Cyrus Butler
b. ~1883
Source father
● Household
· direct · ~0.92
Mother
Elizabeth Butler
b. ~1888
Source mother
● Household
· direct · ~0.92
Mother
Elizabeth Butler
b. ~1896
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Robert Butler
Head · 1940 · age 21 · b. ~1919 · New Jersey
★ 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 — Union-County, New Jersey
Open full size
1940 US Federal Census — Union-County, New Jersey
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02400-00297)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Victor Hrudowsky | 27 | Head | — | New Jersey |
| 42 | Eula Hrudowsky | 27 | Wife | — | Russia |
| 43 | Victor Jr. Hrudowsky | 3 | Son | — | New Jersey |
| 44 | Audrey Hrudowsky | 0 | Daughter | — | New Jersey |
| 45 | Paul Ambia | 28 | Head | — | Germany |
| 46 | Margaret J. Ambia | 26 | Wife | — | New Jersey |
| 47 | Richard P. Ambia | 3 | Son | — | New Jersey |
| 48 | John Reboosh | 23 | Head | Tailor | New Jersey |
| 49 | Bertha S. Reboosh | 26 | Wife | — | Michigan |
| 50 | Doris Reboosh | 7 | Daughter | — | New Jersey |
| 51 | James J. Sherman | 27 | Head | Supervisor | New Jersey |
| 52 | Margaret Sherman | 22 | Wife | — | Ohio |
| 53 | Walter R. Pierson | 37 | Head | Fireman | District of Columbia |
| 54 | Mary J. Pierson | 36 | Wife | — | Ireland |
| 55 | Mary J. Pierson | 3 | Daughter | — | New Jersey |
| 56 | Walter F. Pierson | 1 | Son | — | New Jersey |
| 57 | John F. Paul | 31 | Head | Compositor | New Jersey |
| 58 | Rhea Paul | 34 | Wife | — | Pennsylvania |
| 59 | Rita M. Paul | 7 | Daughter | — | New Jersey |
| 60 | John Paul | 6 | Son | — | New Jersey |
| 61 | Robert J. Butler THIS PERSON | 21 | Head | Mill Hand | New Jersey |
| 62 | Blanche Butler | 22 | Wife | — | Connecticut |
| 63 | Carol A. Butler | 2 | Daughter | — | New Jersey |
| 64 | Elizabeth L. Butler | 19 | Sister | — | New Jersey |
| 65 | John F. Reilly | 43 | Head | Paver | New Jersey |
| 66 | Veronica M. Reilly | 43 | Wife | — | New Jersey |
| 67 | Joan Reilly | 5 | Daughter | — | New Jersey |
| 68 | George Edw. Gilden | 37 | Head | Timekeeper | New Jersey |
| 69 | Martha Gilden | 36 | Wife | — | New Jersey |
| 70 | Robert E. Gilden | 10 | Son | — | New Jersey |
| 71 | George R. Gilden | 6 | Son | — | New Jersey |
| 72 | George W. Day | 24 | Head | Welder | Connecticut |
| 73 | Eleanor Day | 24 | Wife | Cashier | New Jersey |
| 74 | Nicholas Longo | 41 | Head | Bodyworker | New York |
| 75 | Mary Longo | 42 | Wife | — | New Jersey |
| 76 | John Longo | 9 | Son | — | New Jersey |
| 77 | Paul Longo | 5 | Son | — | New Jersey |
| 78 | Adolph Winnicky | 27 | Head | Engineer | New Jersey |
| 79 | Helen Rita Winnicky | 23 | Wife | — | New Jersey |
| 80 | Adolph Jr. Winnicky | 1 | Son | — | New Jersey |
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)