JB
John Black — 1940 US Census Record
Model Tree available1940 United States Federal Census · Hennepin-County, Minnesota
Our Model Tree links this John Black across the 1920, 1930 and 1940 US Censuses in Hennepin-County, Minnesota (XGBoost, ~Confirmed), with identified parents Daniel & Jane — first a head (b.~1902), then head of a 4-person household.
Age 38
b. ~1902
Male
Head
Born: Scotland
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Hennepin-County, Minnesota |
| Surname | Black |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| Birthplace | Scotland |
| 1935 Residence (City) | Minneapolis |
| 1935 Residence (County) | Hennepin |
| Naturalization Status | Naturalized |
| Additional Details | |
| Occupation | Salesman |
| Industry | Fuel Oil |
| Class of Worker | PW |
| Hours Worked | 51 |
| Income (1939) | 298 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
| Occupation | Salesman |
| Township / Ward | Minneapolis |
| Est. Birth Year | ~1902 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Patricia Black | Daughter | — | 2 | ~1938 |
| John Black | Head | — | 38 | ~1902 |
| John Black | Son | — | 8 | ~1932 |
| Mary Black | Spouse | — | 42 | ~1898 |
Census Appearances
1920
Hennepin, Minnesota
Son, age 18
Hennepin, Minnesota · implied b. ~1902 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Black |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Scotland |
| Year of Immigration | 1916 |
| Naturalization Status | Alien |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Scotland |
| Occupation | Salesman |
| Industry | Department Store |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
1930
Hennepin, Minnesota
Son, age 29
Hennepin, Minnesota · implied b. ~1901 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Black |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Single |
| Birthplace | Scotland |
| Naturalization Status | First papers filed |
| Year of Immigration | 1916 |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Scotland |
| Occupation | Sales Clerk |
| Industry | Men's Clothing |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
1940
Hennepin-County, Minnesota
Head, age 38
Hennepin-County, Minnesota · implied b. ~1902 — 4 household members
| Surname | Black |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| Birthplace | Scotland |
| 1935 Residence (City) | Minneapolis |
| 1935 Residence (County) | Hennepin |
| Naturalization Status | Naturalized |
| Occupation | Salesman |
| Industry | Fuel Oil |
| Class of Worker | PW |
| Hours Worked | 51 |
| Income (1939) | 298 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
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 Black across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Daniel Black (~0.92 confidence) and mother Jane Black (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Daniel Black
b. ~1862
Source father
● Household
· direct · ~0.92
Mother
Jane Black
b. ~1868
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Black
Head · 1940 · age 38 · b. ~1902 · Minnesota
★ 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 — Hennepin-County, Minnesota
Open full size
1940 US Federal Census — Hennepin-County, Minnesota
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01985-00660)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Antoinette Branchaud | 60 | Head | — | Canada |
| 42 | Albertine Branchaud | 57 | Sister | — | Canada |
| 43 | Burton L Warren | 68 | Head | Traffic Mgr. | Wisconsin |
| 44 | Bertha E Warren | 59 | Wife | — | Wisconsin |
| 45 | George J Kehrer | 66 | Lodger | — | Wisconsin |
| 46 | Edward Choemock | 36 | Head | Inspector | Wisconsin |
| 47 | Pearl Choemock | 26 | Wife | — | Wisconsin |
| 48 | Ned Choemock | 10 | Son | — | Wisconsin |
| 49 | Ray Choemock | 9 | Son | — | Wisconsin |
| 50 | R. L. Choemock | 7 | Son | — | Wisconsin |
| 51 | Dale Choemock | 1 | Son | — | Minnesota |
| 52 | Bertha Timm | 63 | Mother-in-law | — | Germany |
| 53 | Harold Melgaard | 36 | Head | Press Agent | Minnesota |
| 54 | Zaupha Melgaard | 34 | Wife | — | Minnesota |
| 55 | Hans V Melgaard | 2 | Son | — | Minnesota |
| 56 | Julia Gaustad | 57 | Mother-in-law | Seamstress | Minnesota |
| 57 | Thoralf Johnson | 39 | Head | Salesman | Minnesota |
| 58 | Mabel Johnson | 36 | Wife | Beauty Operator | Minnesota |
| 59 | John Black THIS PERSON | 38 | Head | Salesman | Scotland |
| 60 | Mary E Black | 42 | Wife | — | Minnesota |
| 61 | John Black | 8 | Son | — | Minnesota |
| 62 | Patricia Black | 2 | Daughter | — | Minnesota |
| 63 | Hazel R Hart | 42 | Head | Solicitor | Minnesota |
| 64 | Rodger Hart | 22 | Son | Clerk | Minnesota |
| 65 | Mackey Hart | 20 | Son | Filing Clerk | Minnesota |
| 66 | Jack Hart | 18 | Son | — | Minnesota |
| 67 | Francis Hart | 15 | Son | — | Minnesota |
| 68 | Katherine Doughty | 37 | Head | Stenographer | Minnesota |
| 69 | Helen R Doughty | 36 | Sister | Stenographer | Minnesota |
| 70 | Loretta Doughty | 31 | Sister | Stenographer | Wisconsin |
| 71 | Patrick R Callins | 45 | Lodger | Brakeman | Wisconsin |
| 72 | Mary Callins | 43 | Wife (Lodger) | — | Minnesota |
| 73 | Patricia Callins | 5 | Adopted Daughter | — | Wisconsin |
| 74 | Line Extra | None | LINE | Line | LINE |
| 75 | John G Remes | 45 | Head | Meat Cutter | Minnesota |
| 76 | Francis A Remes | 40 | Wife | — | Minnesota |
| 77 | John J Jr Remes | 14 | Son | — | Minnesota |
| 78 | William H Remes | 12 | Son | — | Minnesota |
| 79 | James A Remes | 9 | Son | — | Wisconsin |
| 80 | Lucile Hartman | 24 | Lodger | Stenographer | Wisconsin |
Pedigree Summary
John
Gen 1 · 2 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)