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Robert Warren — 1940 US Census Record
Model Tree available1940 United States Federal Census · Jefferson-County, New York
Our Model Tree links this Robert Warren across the 1920, 1930 and 1940 US Censuses in Jefferson-County, New York (XGBoost, ~Confirmed), with identified parents Robert & Lillian — first a son (b.~1918), then head of a 4-person household.
Age 22
b. ~1918
Male
Son
Born: New York
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Jefferson-County, New York |
| Surname | Warren |
| Given Name | Robert T. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | Brownville |
| 1935 Residence (County) | Jefferson |
| Additional Details | |
| Occupation | Core Room |
| Industry | Air Brake Mfg |
| Class of Worker | PW |
| Hours Worked | 5 |
| Income (1939) | 604 |
| Highest Grade | Hs 4 |
| 1935 Residence | New York |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
| Occupation | Core Room |
| Township / Ward | Watertown |
| Est. Birth Year | ~1918 |
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 |
|---|---|---|---|---|
| Evelyn Warren | Daughter | — | 26 | ~1914 |
| Lillian Warren | Spouse | — | 55 | ~1885 |
| Robert Warren | Son | — | 22 | ~1918 |
| Robert Warren | Head | — | 52 | ~1888 |
Census Appearances
1920
Jefferson, New …
Son, age 2
Jefferson, New York · implied b. ~1918 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Warren |
| Given Name | Robert T. Jr. |
| 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
Jefferson, New …
Son, age 12
Jefferson, New York · implied b. ~1918 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Warren |
| Given Name | Robert J Jr |
| 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
Jefferson-County, New …
Son, age 22
Jefferson-County, New York · implied b. ~1918 — 4 household members
| Surname | Warren |
| Given Name | Robert T. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | Brownville |
| 1935 Residence (County) | Jefferson |
| Occupation | Core Room |
| Industry | Air Brake Mfg |
| Class of Worker | PW |
| Hours Worked | 5 |
| Income (1939) | 604 |
| Highest Grade | Hs 4 |
| 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 Warren across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Robert Warren (~0.92 confidence) and mother Lillian Warren (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Robert Warren
b. ~1888
Source father
● Household
· direct · ~0.92
Mother
Lillian Warren
b. ~1885
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Robert Warren
Son · 1940 · age 22 · b. ~1918 · New York
★ You are viewing this record
Sibling
Evelyn Warren
Sibling · 1940 · age 26
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 — Jefferson-County, New York
Open full size
1940 US Federal Census — Jefferson-County, New York
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02545-00398)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Barbara Lustig | 1 | Boarder | — | New York |
| 42 | Joseph Hennessy | 61 | Head | Stationary Engineer | England |
| 43 | Ellen Hennessy | 64 | Wife | — | Canada-Eng |
| 44 | Leonard Hennessy | 23 | Son | Bookkeeper | New York |
| 45 | Anna Baes | 77 | Sister-in-law | — | Canada-Eng |
| 46 | David Downie | 75 | Head | — | Scotland |
| 47 | Alice Downie | 78 | Wife | — | Canada-Eng |
| 48 | Adeline Simmerle | 48 | Daughter | — | Canada-Eng |
| 49 | Milton Armstrong | 6 | Boarder | — | New York |
| 50 | Alton Carey | 57 | Head | Janitor | New York |
| 51 | Maud Carey | 56 | Wife | — | New York |
| 52 | Virginia E. Carey | 53 | Daughter | Telephone Operator | New York |
| 53 | Russell Young | 31 | Head | Tester | New York |
| 54 | Gladys Young | 31 | Wife | — | New York |
| 55 | Richard Young | 3 | Son | — | New York |
| 56 | Henry Graham | 61 | Head | Machinist | Canada-Fr. |
| 57 | Margaret Graham | 59 | Wife | — | Ohio |
| 58 | Paul Graham | 36 | Son | Salesman | New York |
| 59 | Rose Debovics | 50 | Head | — | Hungary |
| 60 | Andrew Debovics | 30 | Son | Electrician | New Jersey |
| 61 | Joseph Monaco | 33 | Son-in-law | Molder | New York |
| 62 | Marion Monaco | 32 | Daughter | Beauty Shop | New Jersey |
| 63 | William E. Parker | 51 | Head | Fireman | New York |
| 64 | Frances Parker | 51 | Wife | — | Canada-Eng |
| 65 | Robert T. Warren | 52 | Head | Inspector | New York |
| 66 | Lillian Warren | 55 | Wife | — | New York |
| 67 | Evelyn Warren | 26 | Daughter | Clerk | New York |
| 68 | Robert T. Warren THIS PERSON | 22 | Son | Core Room | New York |
| 69 | Mrs. Ella Crawford | 79 | Head | — | E. Indiana |
| 70 | Charles Card | 39 | Head | Machine Operator | New York |
| 71 | Lorraine Card | 39 | Wife | — | Canada-Eng |
| 72 | Nobel Card | 17 | Son | Paper Carrier | New York |
| 73 | George H. Collins | 62 | Head | Machinist | New York |
| 74 | Mary Belle Collins | 59 | Wife | — | New York |
| 75 | Ida B. Becker | 80 | Aunt | — | New York |
| 76 | Albert Peterson | 32 | Head | Tester | New York |
| 77 | Mary L. Peterson | 32 | Wife | — | Canada-Eng |
| 78 | Shirley Ann Peterson | 7 | Daughter | — | New York |
| 79 | Elizabeth J. Peterson | 6 | Daughter | — | New York |
| 80 | Norman L. Peterson | 5 | Son | — | New York |
Related Census Records
Pedigree Summary
Robert + 1 sibling
Gen 1 · 2 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)