GM
George May — 1940 US Census Record
Model Tree available1940 United States Federal Census · Alameda-County, California
Our Model Tree links this George May across the 1920, 1930 and 1940 US Censuses in Alameda-County, California (XGBoost, ~Confirmed), with identified parents George & George — first a son (b.~1915), then head of a 5-person household.
Age 25
b. ~1915
Male
Son
Born: California
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Alameda-County, California |
| Surname | May |
| Given Name | George |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | California |
| 1935 Residence (City) | Newark |
| 1935 Residence (County) | Alameda |
| Additional Details | |
| Occupation | sprayer |
| Industry | steel factory |
| Class of Worker | PW |
| Hours Worked | 41 |
| Income (1939) | 1413 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
| Occupation | Sprayer |
| Township / Ward | Newark |
| Est. Birth Year | ~1915 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to George | Age | Birth yr |
|---|---|---|---|---|
| George May | Son | — | 25 | ~1915 |
| Florence May | Daughter | — | 19 | ~1921 |
| Reona May | Daughter | — | 21 | ~1919 |
| George May | Head | — | 54 | ~1886 |
| Charlotte May | Spouse | — | 51 | ~1889 |
Census Appearances
1920
Alameda, California
Son, age 4
Alameda, California · implied b. ~1916 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | May |
| Given Name | George |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | California |
| Mother's Birthplace | New York |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1930
Alameda, California
Son, age 15
Alameda, California · implied b. ~1915 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | May |
| Given Name | George |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | Missouri |
| Mother's Birthplace | New York |
| Can Read/Write | Yes |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1940
Alameda-County, California
Son, age 25
Alameda-County, California · implied b. ~1915 — 5 household members
| Surname | May |
| Given Name | George |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | California |
| 1935 Residence (City) | Newark |
| 1935 Residence (County) | Alameda |
| Occupation | sprayer |
| Industry | steel factory |
| Class of Worker | PW |
| Hours Worked | 41 |
| Income (1939) | 1413 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
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 George May across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father George May (~0.92 confidence) and father George May (~0.92 confidence) and father George May (~0.92 confidence) and mother Edith May (~0.92 confidence) and mother Charlotte May (~0.92 confidence) and mother Charlotte May (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
George May
b. ~1883
Source father
● Household
· direct · ~0.92
Father
George May
b. ~1886
Source father
● Household
· direct · ~0.92
Father
George May
b. ~1887
Source father
● Household
· direct · ~0.92
Mother
Edith May
b. ~1888
Source mother
● Household
· direct · ~0.92
Mother
Charlotte May
b. ~1889
Source mother
● Household
· direct · ~0.92
Mother
Charlotte May
b. ~1889
Source mother
● Household
· direct · ~0.92
This person
Anchor record
George May
Son · 1940 · age 25 · b. ~1915 · California
★ You are viewing this record
Sibling
Florence May
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Reona May
Sibling · 1940 · age 21
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 — Alameda-County, California
Open full size
1940 US Federal Census — Alameda-County, California
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00191-00735)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Jesus Perez | 39 | Head | Section Hand | Mexico |
| 2 | Mary Perez | 37 | Wife | — | Mexico |
| 3 | Pauline Perez | 18 | Daughter | — | California |
| 4 | Eloise Perez | 17 | Daughter | — | California |
| 5 | Raphael Carreno | 37 | Head | Section Hand | Mexico |
| 6 | Dan E. Raudenslager | 29 | Head | Store Keeper | Colorado |
| 7 | Opal Mae Raudenslager | 24 | Wife | — | Oklahoma |
| 8 | Sally Raudenslager | 1 | Daughter | — | California |
| 9 | Frank E. Raudenslager | 0 | Son | — | California |
| 10 | Arvil Adams | 29 | Head | Salt Worker | Oklahoma |
| 11 | Violet Adams | 22 | Wife | — | Montana |
| 12 | Jessie Adams | 5 | Son | — | Oregon |
| 13 | Richard Adams | 4 | Son | — | California |
| 14 | Kenneth Adams | 3 | Son | — | California |
| 15 | Lino Ropes | 50 | Head | Janitor | Mexico |
| 16 | Candida Ropes | 44 | Wife | — | Mexico |
| 17 | Jessie Ropes | 19 | Daughter | Cannery Worker | Mexico |
| 18 | Peter Ropes | 17 | Son | — | Mexico |
| 19 | Bruno Ropes | 13 | Son | — | California |
| 20 | Joe Ropes | 12 | Son | — | California |
| 21 | Lupe Ropes | 9 | Daughter | — | California |
| 22 | Inlez Ropes | 7 | Daughter | — | California |
| 23 | Mary Ropes | 4 | Daughter | — | California |
| 24 | George May | 54 | Head | Iron Molder | California |
| 25 | Charlotte May | 51 | Wife | Stenographer | New York |
| 26 | George May THIS PERSON | 25 | Son | Sprayer | California |
| 27 | Reona May | 21 | Daughter | Stenographer | California |
| 28 | Florence May | 19 | Daughter | New Worker | California |
| 29 | Ellias Constantinos | 54 | Head | Laborer | Greece |
| 30 | Joseph Faria | 55 | Head | Molder Helper | Azores Islands |
| 31 | Mary Faria | 51 | Wife | — | Azores Islands |
| 32 | Eva Faria | 17 | Daughter | — | California |
| 33 | Jennie Faria | 11 | Daughter | — | California |
| 34 | Joseph Ferreira | 36 | Head | Assembler | California |
| 35 | Geraldine Ferreira | 27 | Wife | — | California |
| 36 | Darrel Ferreira | 2 | Son | — | California |
| 37 | Manuel Martin | 65 | Head | — | Azores Islands |
| 38 | Andrew Lemos | 44 | Head | — | Azores Islands |
| 39 | Mary Lemos | 41 | Wife | — | Azores Islands |
| 40 | Andrew Lemos | 21 | Son | Sheet Metal Worker | California |
Pedigree Summary
George + 2 siblings
Gen 1 · 6 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)