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John May — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Mitchell-County, Iowa
Our Model Tree links this John May across the 1900, 1910, 1920, 1930 and 1940 US Censuses in Mitchell-County, Iowa (XGBoost, ~Confirmed) — first a head (b.~1868), then head of a 3-person household.
Age 72
b. ~1868
Male
Head
Born: Germany
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Mitchell-County, Iowa |
| Surname | May |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 72 |
| Marital Status | Married |
| Birthplace | Germany |
| 1935 Residence (City) | Stacyville town |
| 1935 Residence (County) | Mitchell |
| Naturalization Status | Naturalized |
| Additional Details | |
| Class of Worker | 0 |
| Hours Worked | 0 |
| Highest Grade | 6 |
| 1935 Residence | Same place |
| Birth Country | Germany |
| Birthplace (normalized) | germany |
| Township / Ward | Stacyville Town |
| Est. Birth Year | ~1868 |
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 John | Age | Birth yr |
|---|---|---|---|---|
| Eileen May | Daughter | — | 17 | ~1923 |
| John May | Head | — | 72 | ~1868 |
| Laura May | Spouse | — | 64 | ~1876 |
Census Appearances
1900
Mitchell, Iowa
Head, age 32
Mitchell, Iowa · implied b. ~1868 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | May |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Germany |
| Birth Month | Sept |
| Birth Year | 1868 |
| Year of Immigration | 1882 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Occupation | Farmer |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth Country | Germany |
| Birthplace (normalized) | germany |
1910
Mitchell, Iowa
Head, age 42
Mitchell, Iowa · implied b. ~1868 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | May |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Germany |
| Years Married | 13 |
| Year of Immigration | 1883 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Occupation | Farmer |
| Industry | General Farm |
| Birth Country | Germany |
| Birthplace (normalized) | germany |
1920
Mitchell, Iowa
Head, age 51
Mitchell, Iowa · implied b. ~1869 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | May |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 51 |
| Marital Status | Married |
| Birthplace | Germany |
| Year of Immigration | 1880 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Occupation | Farmer |
| Industry | Gen Farm |
| Class of Worker | Em |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | German |
| Home Owned/Rented | R |
| Birth Country | Germany |
| Year of Naturalization | 1891 |
| Birthplace (normalized) | germany |
1930
Mitchell, Iowa
Head, age 60
Mitchell, Iowa · implied b. ~1870 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Mey |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 60 |
| Marital Status | Married |
| Birthplace | Germany |
| Naturalization Status | Naturalized |
| Year of Immigration | 1873 |
| Age at First Marriage | 27 |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Occupation | Farmer |
| Industry | Own Farm |
| Class of Worker | OA |
| Can Read/Write | Yes |
| Mother Tongue | German |
| Home Owned/Rented | O |
| Home Value / Rent | 8000 |
| Birth Country | Germany |
| Birthplace (normalized) | germany |
1940
Mitchell-County, Iowa
Head, age 72
Mitchell-County, Iowa · implied b. ~1868 — 3 household members
| Surname | May |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 72 |
| Marital Status | Married |
| Birthplace | Germany |
| 1935 Residence (City) | Stacyville town |
| 1935 Residence (County) | Mitchell |
| Naturalization Status | Naturalized |
| Class of Worker | 0 |
| Hours Worked | 0 |
| Highest Grade | 6 |
| 1935 Residence | Same place |
| Birth Country | Germany |
| Birthplace (normalized) | germany |
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 John May across 5 US Census years (1900, 1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
John May
Head · 1940 · age 72 · b. ~1868 · Iowa
★ 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 — Mitchell-County, Iowa
Open full size
1940 US Federal Census — Mitchell-County, Iowa
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01183-00810)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Anton Irvin | 81 | Head | — | Germany |
| 2 | Mary Irvin | 75 | Wife | — | Iowa |
| 3 | Burton T. Hartwell | 55 | Head | Veterinarian | Iowa |
| 4 | Mary M. Hartwell | 50 | Wife | — | Iowa |
| 5 | Burton T. Jr. Hartwell | 23 | Son | — | Iowa |
| 6 | Margie Anne Hartwell | 19 | Daughter | — | Iowa |
| 7 | Dr. Herman Easelbrith | 31 | Lodger | — | Iowa |
| 8 | Nicholas N. Weber | 65 | Head | Farmer | Minnesota |
| 9 | Mary Weber | 59 | Wife | — | Iowa |
| 10 | Line Left Vacant By Mistake | None | — | — | — |
| 11 | Theo. E. Blong | 33 | Head | Physician | Iowa |
| 12 | Doris E. Blong | 33 | Wife | — | Nebraska |
| 13 | Mary E. Blong | 3 | Daughter | — | Iowa |
| 14 | Theo E. Blong | 1 | Son | — | Iowa |
| 15 | Carol Anne Blong | 0 | Daughter | — | Iowa |
| 16 | Rose Fisching | 21 | Maid | Maid | Iowa |
| 17 | John May THIS PERSON | 72 | Head | — | Germany |
| 18 | Laura May | 64 | Wife | — | Iowa |
| 19 | Eileen A. May | 17 | Daughter | — | Iowa |
| 20 | Sergio Fads | 71 | Head | Janitor | Wisconsin |
| 21 | Paulina Fads | 67 | Wife | — | Iowa |
| 22 | Paul Fads | 37 | Son | Track Man | Iowa |
| 23 | Wm R. Bison | 56 | Head | Editor | Illinois |
| 24 | Mary M. Bison | 53 | Wife | — | Iowa |
| 25 | John Wm Bison | 18 | Son | — | Iowa |
| 26 | Laura A. Anderson | 71 | Head | — | Iowa |
| 27 | Robt. B. Shottliff | 42 | Head | Track Man | Iowa |
| 28 | Luella K. Shottliff | 39 | Wife | — | Iowa |
| 29 | Rosie B. Shottliff | 71 | Mother | — | Iowa |
| 30 | Henry G. Farley | 58 | Head | Agent | Iowa |
| 31 | Rose Farley | 50 | Wife | — | Iowa |
| 32 | Robert D. Farley | 17 | Son | New Worker | Iowa |
| 33 | Edwin B. Tyler | 85 | Head | Contractor | Vermont |
| 34 | Vinnie A. Julius | 69 | Housekeeper | Housekeeper | Iowa |
| 35 | Anton Bawek | 39 | Head | Manager & Owner | Iowa |
| 36 | Esther A. Bawek | 32 | Wife | — | Iowa |
| 37 | Kenneth J. Bawek | 9 | Son | — | Iowa |
| 38 | Glenn J. Bawek | 8 | Son | — | Iowa |
| 39 | Roger J. Bawek | 5 | Son | — | Iowa |
| 40 | John J. Bawek | 3 | Son | — | Iowa |
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)