RM
Robert May — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Erie-County, New York
Our Model Tree links this Robert May across the 1930 and 1940 US Censuses in Erie-County, New York (XGBoost, ~Confirmed) — first a son (b.~1924), then head of a 11-person household.
Age 16
b. ~1924
Male
Son
Born: New York
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Erie-County, New York |
| Surname | May |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | Buffalo City |
| 1935 Residence (County) | Erie |
| Additional Details | |
| Highest Grade | H-2 |
| 1935 Residence | Same place |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
| Township / Ward | Buffalo City |
| Est. Birth Year | ~1924 |
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.
11 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| Mary May | Spouse | — | 51 | ~1889 |
| Paul May | Son | — | 9 | ~1931 |
| Jeanette May | Daughter | — | 17 | ~1923 |
| Mary May | Daughter | — | 24 | ~1916 |
| Isidore May | Head | — | 50 | ~1890 |
| Frances May | Son | — | 12 | ~1928 |
| Dorothy May | Daughter | — | 21 | ~1919 |
| Rita May | Daughter | — | 14 | ~1926 |
| James May | Son | — | 11 | ~1929 |
| Robert May | Son | — | 16 | ~1924 |
| Conrad May | Son | — | 26 | ~1914 |
Census Appearances
1930
Erie, New …
Son, age 6
Erie, New York · implied b. ~1924 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | May |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 6 |
| 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 |
1940
Erie-County, New …
Son, age 16
Erie-County, New York · implied b. ~1924 — 11 household members
| Surname | May |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | Buffalo City |
| 1935 Residence (County) | Erie |
| Highest Grade | H-2 |
| 1935 Residence | Same place |
| 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 May across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Robert May
Son · 1940 · age 16 · b. ~1924 · New York
★ You are viewing this record
Sibling
Conrad May
Sibling · 1940 · age 26
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Frances May
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Paul May
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dorothy May
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Jeanette May
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Rita May
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary May
Sibling · 1940 · age 24
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James May
Sibling · 1940 · age 11
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 — Erie-County, New York
Open full size
1940 US Federal Census — Erie-County, New York
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02836-00437)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Joseph Cornelle | 42 | Head | — | Italy |
| 2 | Anna Cornelle | 41 | Wife | — | Italy |
| 3 | Anne Cornelle | 17 | Daughter | Cashier | New York |
| 4 | Max Brown | 43 | Head | News Man | New York |
| 5 | Lillian Brown | 40 | Wife | — | New York |
| 6 | Lois Brown | 11 | Daughter | — | New York |
| 7 | Nancy Brown | 8 | Daughter | — | New York |
| 8 | Isidore May | 50 | Head | Ret Fruiter | New York |
| 9 | Mary May | 51 | Wife | — | New York |
| 10 | Conrad May | 26 | Son | Bookkeeper | New York |
| 11 | Mary May | 24 | Daughter | Secretary | New York |
| 12 | Dorothy May | 21 | Daughter | — | New York |
| 13 | Jeanette May | 17 | Daughter | — | New York |
| 14 | Robert May THIS PERSON | 16 | Son | — | New York |
| 15 | Rita May | 14 | Daughter | — | New York |
| 16 | Frances May | 12 | Son | — | New York |
| 17 | James May | 11 | Son | — | New York |
| 18 | Paul May | 9 | Son | — | New York |
| 19 | Florence Eiside | 73 | Head | — | Ohio |
| 20 | Raylon Eiside | 38 | Son | Porter | Illinois |
| 21 | George Peckham | 74 | Head | — | New York |
| 22 | Emma Peckham | 77 | Wife | — | New York |
| 23 | Edna Alderson | 42 | Head | Office Clerk | New York |
| 24 | Gloria Alderson | 11 | Daughter | Asst Secy | New York |
| 25 | Shirley Alderson | 12 | Daughter | — | New York |
| 26 | Cora Beatty | 61 | Head | — | New York |
| 27 | Robert B. Beatty | 38 | Son | — | New York |
| 28 | Evelyn Beatty | 36 | Daughter | Foreman | New York |
| 29 | Mildred B. Beatty | 32 | Daughter | Tabulator | New York |
| 30 | Michael Rass | 57 | Head | Com Artist | New York |
| 31 | Sadie Rass | 50 | Wife | Telegraph Opr | Russia |
| 32 | Eunice Rass | 18 | Daughter | — | New York |
| 33 | Anthony Digiacomo | 48 | Head | Bookkeeper | New York |
| 34 | Mollie Digiacomo | 41 | Wife | Labeler | New York |
| 35 | Marilyn Digiacomo | 8 | Daughter | — | New York |
| 36 | Paul Digiacomo | 4 | Son | — | New York |
| 37 | Apelone Kather | 63 | Mother-in-law | — | Germany |
| 38 | Candy Becker | 77 | Head | — | New York |
| 39 | James Conner | 75 | Head | — | Michigan |
| 40 | — | None | — | Salesman | — |
Related Census Records
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)