RJ
Robert Johnson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Broome-County, New York
Our Model Tree links this Robert Johnson across the 1920, 1930 and 1940 US Censuses in Broome-County, New York (XGBoost, ~Confirmed), with identified parents Louis & Louis — first a son (b.~1917), then head of a 8-person household.
Age 23
b. ~1917
Male
Son
Born: New York
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Broome-County, New York |
| Surname | Johnson |
| Given Name | Robert (ab) |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | W. Endicott |
| 1935 Residence (County) | Broome |
| Additional Details | |
| Highest Grade | C 3 |
| 1935 Residence | New York |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
| Township / Ward | Maine Town |
| Est. Birth Year | ~1917 |
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 |
|---|---|---|---|---|
| Helen Watson | Daughter | — | 25 | ~1915 |
| Louis Johnson | Head | — | 49 | ~1891 |
| Glenn Watson | Other | — | 2 | ~1938 |
| Phyllis Watson | Other | — | 4 | ~1936 |
| Louis Johnson | Son | — | 20 | ~1920 |
| Leon Watson | Son | — | 25 | ~1915 |
| Robert Johnson | Son | — | 23 | ~1917 |
| Madge Johnson | Spouse | — | 46 | ~1894 |
Census Appearances
1920
Broome, New …
Son, age 2
Broome, New York · implied b. ~1918 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Robert J |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1930
Broome, New …
Son, age 12
Broome, New York · implied b. ~1918 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Robert L |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Can Read/Write | Yes |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1940
Broome-County, New …
Son, age 23
Broome-County, New York · implied b. ~1917 — 8 household members
| Surname | Johnson |
| Given Name | Robert (ab) |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | W. Endicott |
| 1935 Residence (County) | Broome |
| Highest Grade | C 3 |
| 1935 Residence | New York |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
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 Johnson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Louis Johnson (~0.92 confidence) and father Louis Johnson (~0.92 confidence) and father Walter Johnson (~0.92 confidence) and mother Madge Johnson (~0.92 confidence) and mother Madge Johnson (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Louis Johnson
b. ~1891
Source father
● Household
· direct · ~0.92
Father
Louis Johnson
b. ~1891
Source father
● Household
· direct · ~0.92
Father
Walter Johnson
b. ~1896
Source father
● Household
· direct · ~0.92
Mother
Madge Johnson
b. ~1894
Source mother
● Household
· direct · ~0.92
Mother
Madge Johnson
b. ~1894
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Robert Johnson
Son · 1940 · age 23 · b. ~1917 · New York
★ You are viewing this record
Sibling
Leon Watson
Sibling · 1940 · age 25
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Louis Johnson
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Helen Watson
Sibling · 1940 · age 25
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 — Broome-County, New York
Open full size
1940 US Federal Census — Broome-County, New York
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02502-00058)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | William Lentiewicz | 5 | Son | — | New York |
| 2 | Homer L. Boughton | 64 | Head | Farmer | New York |
| 3 | Stanley, Sr. Lupkiewicz | 55 | Head | Farmer | Lithuania |
| 4 | Cora Lupkiewicz | 55 | Wife | — | Lithuania |
| 5 | Stanley, Jr. Lupkiewicz | 19 | Son | Farm Hand | New York |
| 6 | John Lupkiewicz | 14 | Son | — | New York |
| 7 | Louis Pearson Valour | 33 | Head | Laborer | New York |
| 8 | Peter Stephen Valour | 2 | Son | — | New York |
| 9 | Fred Loveland | 43 | Head | Chef | New York |
| 10 | Irene Loveland | 33 | Wife | — | New York |
| 11 | Frederick Loveland | 12 | Son | — | New York |
| 12 | Norma Loveland | 10 | Daughter | — | New York |
| 13 | Eleanor Loveland | 9 | Daughter | — | New York |
| 14 | Margaret Loveland | 5 | Daughter | — | New York |
| 15 | Doris Loveland | 4 | Daughter | — | New York |
| 16 | Henry Lambert | 61 | Head | Farmer | New York |
| 17 | Emily Lambert | 58 | Wife | — | Ohio |
| 18 | Thomas Cummings | 52 | Head | Driver | New York |
| 19 | Ethel Cummings | 51 | Wife | — | New York |
| 20 | Hazel Cummings | 16 | Daughter | — | New York |
| 21 | Douglas Cummings | 10 | Son | — | New York |
| 22 | Lilly Cummings | 8 | Son | — | New York |
| 23 | Kenneth Koon | 31 | Head | Research Engineer | Michigan |
| 24 | Flora Koon | 30 | Wife | — | New York |
| 25 | Sheryl Koon | 4 | Daughter | — | New York |
| 26 | Joan Koon | 1 | Daughter | — | New York |
| 27 | Simon Jensen | 51 | Head | Farmer | Russia |
| 28 | Mary Jensen | 50 | Wife | — | Austria |
| 29 | Nadine Jensen | 17 | Daughter | — | New York |
| 30 | Lena Jensen | 14 | Daughter | — | New York |
| 31 | John Cullen | 23 | Son-in-law | Laborer | New York |
| 32 | Olga Cullen | 23 | Daughter | New Worker | New York |
| 33 | Louis Johnson | 49 | Head | Laborer | New York |
| 34 | Madge Johnson | 46 | Wife | — | New York |
| 35 | Robert (Ab) Johnson THIS PERSON | 23 | Son | — | New York |
| 36 | Louis Johnson | 20 | Son | Farm Hand | New York |
| 37 | Leon Watson | 25 | Son | Laborer | New York |
| 38 | Helen Watson | 25 | Daughter | — | Oregon |
| 39 | Phyllis Watson | 4 | Granddaughter | — | New York |
| 40 | Glenn Watson | 2 | Grandson | — | New York |
Pedigree Summary
Robert + 3 siblings
Gen 1 · 5 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)