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James Blake — 1940 US Census Record
Linked across censuses1940 United States Federal Census · St.-Joseph-County, Indiana
Our Model Tree links this James Blake across the 1930 and 1940 US Censuses in St.-Joseph-County, Indiana (XGBoost, ~Confirmed) — first a head (b.~1899), then head of a 7-person household.
Age 41
b. ~1899
Male
Head
Born: West Virginia
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | St.-Joseph-County, Indiana |
| Surname | Blake |
| Given Name | James H. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 41 |
| Marital Status | Married |
| Birthplace | West Virginia |
| 1935 Residence (City) | So. Bend |
| 1935 Residence (County) | St. Joseph |
| Additional Details | |
| Occupation | Final Assembly |
| Industry | Automobile Factory |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1260 |
| Highest Grade | H 7 |
| 1935 Residence | Indiana |
| Birth State | West Virginia |
| Birth Country | United States |
| Birthplace (normalized) | west virginia |
| Occupation | Final Assembly |
| Township / Ward | Penn Township |
| Est. Birth Year | ~1899 |
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 James | Age | Birth yr |
|---|---|---|---|---|
| Florence Blake | Spouse | — | 37 | ~1903 |
| Charles Blake | Son | — | 11 | ~1929 |
| George Blake | Son | — | 7 | ~1933 |
| Ervin Blake | Son | — | 2 | ~1938 |
| Lois Blake | Daughter | — | 13 | ~1927 |
| James Blake | Head | — | 41 | ~1899 |
| Franklin Blake | Son | — | 9 | ~1931 |
Census Appearances
1930
St Joseph, …
Head, age 30
St Joseph, Indiana · implied b. ~1900 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Blake |
| Given Name | James H. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | West Virginia |
| Age at First Marriage | 24 |
| Father's Birthplace | West Virginia |
| Mother's Birthplace | West Virginia |
| Occupation | Final Assembly |
| Industry | Auto Factory |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 8.00 |
| Radio Set | No |
| Birth State | West Virginia |
| Birth Country | United States |
| Birthplace (normalized) | west virginia |
1940
St.-Joseph-County, Indiana
Head, age 41
St.-Joseph-County, Indiana · implied b. ~1899 — 7 household members
| Surname | Blake |
| Given Name | James H. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 41 |
| Marital Status | Married |
| Birthplace | West Virginia |
| 1935 Residence (City) | So. Bend |
| 1935 Residence (County) | St. Joseph |
| Occupation | Final Assembly |
| Industry | Automobile Factory |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1260 |
| Highest Grade | H 7 |
| 1935 Residence | Indiana |
| Birth State | West Virginia |
| Birth Country | United States |
| Birthplace (normalized) | west virginia |
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 James Blake across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
James Blake
Head · 1940 · age 41 · b. ~1899 · Indiana
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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 — St.-Joseph-County, Indiana
Open full size
1940 US Federal Census — St.-Joseph-County, Indiana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01093-00381)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Sarah Ellen Rietter | 34 | Head | Fitting Worker | Indiana |
| 42 | Nona Mae Rietter | 16 | Daughter | — | Indiana |
| 43 | Ellen A. Shoemaker | 4 | Niece | — | Indiana |
| 44 | Martha Brill | 22 | Lodger | Private Secretary | Indiana |
| 45 | Arthur Moore | 25 | Head | Laborer | Indiana |
| 46 | Dorothea Moore | 30 | Wife | — | Michigan |
| 47 | Edward Moore | 3 | Son | — | Indiana |
| 48 | Patricia Moore | 1 | Daughter | — | Indiana |
| 49 | James H. Blake THIS PERSON | 41 | Head | Final Assembly | West Virginia |
| 50 | Florence Blake | 37 | Wife | — | Ohio |
| 51 | Lois Blake | 13 | Daughter | — | Indiana |
| 52 | Charles Blake | 11 | Son | — | Indiana |
| 53 | Franklin Blake | 9 | Son | — | Indiana |
| 54 | George Blake | 7 | Son | — | Indiana |
| 55 | Ervin Blake | 2 | Son | — | Indiana |
| 56 | Charles L. Steele | 61 | Head | Maintenance | Indiana |
| 57 | Lula Steele | 60 | Wife | — | Indiana |
| 58 | Le Roy Bates | 16 | Lodger | — | Indiana |
| 59 | Paul Steele | 32 | Head | Machinist | Indiana |
| 60 | Pauline Steele | 28 | Wife | House Work | Indiana |
| 61 | Ebble Bibson | 41 | Head | Laborer | Kentucky |
| 62 | Emma Bibson | 36 | Wife | — | Kentucky |
| 63 | Ernestine Bibson | 15 | Daughter | — | Kentucky |
| 64 | Harvey Phillips | 54 | Head | Electrician | Indiana |
| 65 | Dola Phillips | 43 | Wife | — | Indiana |
| 66 | Germaine Phillips | 20 | Daughter | Clerical Work | Indiana |
| 67 | Annebell Phillips | 13 | Daughter | — | Indiana |
| 68 | Lewis Carl Buck | 57 | Head | Truck Welder | North Dakota |
| 69 | Nellie Mae Buck | 52 | Wife | — | Indiana |
| 70 | Owen Timmey | 53 | Head | — | Indiana |
| 71 | Ann Ellen Timmey | 47 | Wife | — | Indiana |
| 72 | Forest Glen Timmey | 20 | Son | Laborer | Indiana |
| 73 | Dorothy Jane Timmey | 17 | Daughter | House Work | Michigan |
| 74 | Idah Cora Timmey | 16 | Daughter | House Work | Indiana |
| 75 | Violet Ellen Timmey | 14 | Daughter | — | Indiana |
| 76 | Billie Timmey | 10 | Son | — | Indiana |
| 77 | George Earl Timmey | 6 | Son | — | Indiana |
| 78 | Ray Hunt | 57 | Head | Masonry Worker | Indiana |
| 79 | Clara Hunt | 56 | Wife | Masonry Worker | Ohio |
| 80 | Ideal Baldoni | 30 | Son-in-law | Bench Worker | Italy |
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)