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George May — 1940 US Census Record
Model Tree available1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this George May across the 1910, 1920, 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed), with identified parents William & William — first a head (b.~1908), then head of a 3-person household.
Age 32
b. ~1908
Male
Head
Born: Illinois
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | May |
| Given Name | George |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Additional Details | |
| Occupation | Cattleman |
| Industry | Wholesale |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 1700 |
| Highest Grade | C 1 |
| 1935 Residence | Same Place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Cattleman |
| Township / Ward | Chicago |
| Est. Birth Year | ~1908 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to George | Age | Birth yr |
|---|---|---|---|---|
| Alvilla May | Spouse | — | 33 | ~1907 |
| George May | Head | — | 32 | ~1908 |
| Phillip May | Son | — | 5 | ~1935 |
Census Appearances
1910
Cook, Illinois
Son, age 2
Cook, Illinois · implied b. ~1908 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | May |
| Given Name | George M. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Illinois |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1920
Cook, Illinois
Son, age 12
Cook, Illinois · implied b. ~1908 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | May |
| Given Name | George |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Illinois |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Cook, Illinois
Son, age 22
Cook, Illinois · implied b. ~1908 — 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 | 22 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Illinois |
| Occupation | Chauffeur |
| Industry | Dairy Co. |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cook-County, Illinois
Head, age 32
Cook-County, Illinois · implied b. ~1908 — 3 household members
| Surname | May |
| Given Name | George |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Occupation | Cattleman |
| Industry | Wholesale |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 1700 |
| Highest Grade | C 1 |
| 1935 Residence | Same Place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
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 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father William May (~0.92 confidence) and father William May (~0.92 confidence) and father Frederick May (~0.92 confidence) and mother Mary May (~0.92 confidence) and mother Helen May (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
William May
b. ~1886
Source father
● Household
· direct · ~0.92
Father
William May
b. ~1887
Source father
● Household
· direct · ~0.92
Father
Frederick May
b. ~1888
Source father
● Household
· direct · ~0.92
Mother
Mary May
b. ~1889
Source mother
● Household
· direct · ~0.92
Mother
Helen May
b. ~1890
Source mother
● Household
· direct · ~0.92
This person
Anchor record
George May
Head · 1940 · age 32 · b. ~1908 · Illinois
★ 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 — Cook-County, Illinois
Open full size
1940 US Federal Census — Cook-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00998-00119)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Michael Kaeter | 31 | Head | Supervisor | Illinois |
| 42 | Agnes Kaeter | 30 | Wife | — | Poland |
| 43 | Michael Jr. Kaeter | 4 | Son | — | Illinois |
| 44 | Thomas Kaeter | 3 | Son | — | Illinois |
| 45 | Catherine Kaeter | 1 | Daughter | — | Illinois |
| 46 | Joan Rybecki | 11 | Boarder | — | Illinois |
| 47 | James Rybecki | 11 | Boarder | — | Illinois |
| 48 | John Michalski | 8 | Boarder | — | Illinois |
| 49 | Seraphy Hordley | 38 | Head | Sheet Metal Worker | Minnesota |
| 50 | Mildred Hordley | 35 | Wife | — | Iowa |
| 51 | Frances Hordley | 13 | Daughter | — | Wisconsin |
| 52 | Harold Hordley | 11 | Son | — | Illinois |
| 53 | Peter Johnson | 47 | Head | Clerk | Illinois |
| 54 | Mary Johnson | 42 | Wife | — | Michigan |
| 55 | Lorraine Glisics | 21 | Daughter | Sheet Metal Worker | Illinois |
| 56 | John Glisics | 25 | Son | Machinist | Illinois |
| 57 | Donna Glisics | 3 | Daughter-in-law | — | Illinois |
| 58 | Lylith Haas | 26 | Sister-in-law | Ring Dept. | Minnesota |
| 59 | George May THIS PERSON | 32 | Head | Cattleman | Illinois |
| 60 | Alvilla May | 33 | Wife | — | Minnesota |
| 61 | Phillip May | 5 | Son | — | Illinois |
| 62 | Alfred Hinderer | 31 | Head | Electrician | Germany |
| 63 | Marie Hinderer | 31 | Wife | — | Hungary |
| 64 | Louise Hinderer | 11 | Daughter | — | Illinois |
| 65 | Dorothy Hinderer | 9 | Daughter | — | Illinois |
| 66 | John Schener | 52 | Head | Clerical | Switzerland |
| 67 | Mabel Schener | 52 | Wife | — | Illinois |
| 68 | James Carney | 43 | Head | Fireman | Ireland |
| 69 | Mary Carney | 34 | Wife | — | Michigan |
| 70 | James Carney | 4 | Son | — | Illinois |
| 71 | Mary Ellen Carney | 1 | Daughter | — | Illinois |
| 72 | Thomas Fahy | 44 | Head | Janitor | Illinois |
| 73 | Ellen Fahy | 40 | Wife | — | Illinois |
| 74 | Thomas Jr. Fahy | 14 | Son | — | Illinois |
| 75 | Jean Ellen Fahy | 13 | Daughter | — | Illinois |
| 76 | Patrick Fahy | 11 | Son | — | Illinois |
| 77 | Rudolph Beidel | 60 | Head | Carpenter | Germany |
| 78 | Mary Beidel | 50 | Wife | Scrub Woman | Poland |
| 79 | Leon Beidel | 25 | Son | Accountant | Illinois |
| 80 | Edward Beidel | 19 | Son | — | Illinois |
Pedigree Summary
George
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)