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John Baldwin — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Lake-County, Illinois
Our Model Tree links this John Baldwin across the 1930 and 1940 US Censuses in Lake-County, Illinois (XGBoost, ~Confirmed) — first a head (b.~1897), then head of a 7-person household.
Age 43
b. ~1897
Male
Head
Born: Illinois
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Lake-County, Illinois |
| Surname | Baldwin |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 43 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Lake Bluff Village |
| 1935 Residence (County) | Lake |
| Additional Details | |
| Occupation | Plasterer |
| Industry | Building Construction |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 2500 |
| Highest Grade | 8 |
| 1935 Residence | Same House |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Plasterer |
| Township / Ward | Lake Bluff Village |
| Est. Birth Year | ~1897 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Pauline Baldwin | Daughter | — | 11 | ~1929 |
| Lorraine Baldwin | Daughter | — | 13 | ~1927 |
| John Baldwin | Son | — | 1 | ~1939 |
| James Baldwin | Son | — | 16 | ~1924 |
| John Baldwin | Head | — | 43 | ~1897 |
| Margaret Baldwin | Daughter | — | 14 | ~1926 |
| Ida Baldwin | Spouse | — | 36 | ~1904 |
Census Appearances
1930
Lake, Illinois
Head, age 33
Lake, Illinois · implied b. ~1897 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Baldwin |
| Given Name | John E. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | Illinois |
| Age at First Marriage | 27 |
| Father's Birthplace | Newfoundland |
| Mother's Birthplace | Newfoundland |
| Occupation | Plasterer |
| Industry | Building |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 55 |
| Radio Set | R |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Lake-County, Illinois
Head, age 43
Lake-County, Illinois · implied b. ~1897 — 7 household members
| Surname | Baldwin |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 43 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Lake Bluff Village |
| 1935 Residence (County) | Lake |
| Occupation | Plasterer |
| Industry | Building Construction |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 2500 |
| Highest Grade | 8 |
| 1935 Residence | Same House |
| 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 John Baldwin across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
John Baldwin
Head · 1940 · age 43 · b. ~1897 · Illinois
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Lake-County, Illinois
Open full size
1940 US Federal Census — Lake-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00830-00167)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Albert Anselm | 57 | Head | Superintendent | Ohio |
| 2 | Pearl R Anselm | 49 | Wife | — | Michigan |
| 3 | Ruth J Anselm | 31 | Daughter | Teacher | California |
| 4 | Hope Anselm | 18 | Daughter | — | Illinois |
| 5 | Arthur Hanchett | 30 | Son-in-law | Gardener | Illinois |
| 6 | Elaine Hanchett | 28 | Daughter | — | Michigan |
| 7 | Maurice E. Benson | 35 | Head | Attorney | Missouri |
| 8 | Ruth Benson | 26 | Wife | — | Missouri |
| 9 | Alfred H Rice | 27 | Head | Gardener | Wisconsin |
| 10 | Wilma Rice | 22 | Wife | — | Iowa |
| 11 | Lawrence Rice | 0 | Son | — | Illinois |
| 12 | James G. Goodrich | 31 | Head | Salesman | Illinois |
| 13 | Ilo Goodrich | 30 | Wife | — | Pennsylvania |
| 14 | Gardner Arthur Goodrich | 3 | Son | — | Illinois |
| 15 | Mary Goodrich | 89 | Aunt | — | Missouri |
| 16 | Edna Saduskas | 24 | Servant | Maid | Illinois |
| 17 | Ralph Hines | 5 | Head | — | — |
| 18 | Daisy Russell | 39 | Servant | Housekeeper | England |
| 19 | Joseph E. Kennedy | 34 | Head | Mechanic | Illinois |
| 20 | Julia Kennedy | 35 | Wife | — | Belgium |
| 21 | Mary Ann Kennedy | 2 | Daughter | — | Illinois |
| 22 | William Kennedy | 68 | Head | — | Illinois |
| 23 | Delia C. Kennedy | 58 | Wife | — | Ireland |
| 24 | James Kennedy | 22 | Son | Brakeman | Illinois |
| 25 | John Baldwin THIS PERSON | 43 | Head | Plasterer | Illinois |
| 26 | Ida Baldwin | 36 | Wife | — | Finland |
| 27 | James Baldwin | 16 | Son | — | California |
| 28 | Margaret Baldwin | 14 | Daughter | — | California |
| 29 | Lorraine Baldwin | 13 | Daughter | — | Illinois |
| 30 | Pauline Baldwin | 11 | Daughter | — | Illinois |
| 31 | John Baldwin | 1 | Son | — | Illinois |
| 32 | Frank Briskey | 44 | Head | Sub-Station Operator | Kansas |
| 33 | Lena Briskey | 45 | Wife | — | Missouri |
| 34 | Lois Briskey | 12 | Daughter | — | Illinois |
| 35 | Robert Peters | 51 | Head | Recreation Director | Missouri |
| 36 | Gae Peters | 44 | Wife | — | Ohio |
| 37 | Robert Jr. Peters | 11 | Son | — | Illinois |
| 38 | Carl Renta | 33 | Head | Chauffeur | Illinois |
| 39 | Martha Renta | 33 | Wife | — | Michigan |
| 40 | Henry Renta | 11 | Son | — | Wisconsin |
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)