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George Black — 1940 US Census Record
Model Tree available1940 United States Federal Census · Multnomah-County, Oregon
Our Model Tree links this George Black across the 1920, 1930 and 1940 US Censuses in Multnomah-County, Oregon (XGBoost, ~Confirmed), with identified parents George & Jeannie — first a head (b.~1899), then head of a 4-person household.
Age 41
b. ~1899
Male
Head
Born: Oregon
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Multnomah-County, Oregon |
| Surname | Black |
| Given Name | George H. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 41 |
| Marital Status | Married |
| Birthplace | Oregon |
| 1935 Residence (City) | Portland city |
| 1935 Residence (County) | Multnomah |
| Additional Details | |
| Occupation | Locoger |
| Industry | Small parts |
| Class of Worker | OA |
| Hours Worked | 70 |
| Income (1939) | 1269 |
| Highest Grade | Hs 3 |
| 1935 Residence | Same place |
| Birth State | Oregon |
| Birth Country | United States |
| Birthplace (normalized) | oregon |
| Occupation | Locoger |
| Township / Ward | Portland City |
| 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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to George | Age | Birth yr |
|---|---|---|---|---|
| Brenda Black | Daughter | — | 8 | ~1932 |
| George Black | Head | — | 41 | ~1899 |
| Theresa Descloux | Other | — | 20 | ~1920 |
| Helen Black | Spouse | — | 36 | ~1904 |
Census Appearances
1920
Multnomah, Oregon
Son, age 21
Multnomah, Oregon · implied b. ~1899 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Black |
| Given Name | George Jr |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Oregon |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Scotland |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Oregon |
| Birth Country | United States |
| Birthplace (normalized) | oregon |
1930
Multnomah, Oregon
Head, age 31
Multnomah, Oregon · implied b. ~1899 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Black |
| Given Name | George Jr. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Oregon |
| Age at First Marriage | 30 |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Holland |
| Occupation | Lawyer |
| Industry | Law office |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 67.50 |
| Radio Set | R |
| Veteran | Yes |
| Birth State | Oregon |
| Birth Country | United States |
| Birthplace (normalized) | oregon |
1940
Multnomah-County, Oregon
Head, age 41
Multnomah-County, Oregon · implied b. ~1899 — 4 household members
| Surname | Black |
| Given Name | George H. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 41 |
| Marital Status | Married |
| Birthplace | Oregon |
| 1935 Residence (City) | Portland city |
| 1935 Residence (County) | Multnomah |
| Occupation | Locoger |
| Industry | Small parts |
| Class of Worker | OA |
| Hours Worked | 70 |
| Income (1939) | 1269 |
| Highest Grade | Hs 3 |
| 1935 Residence | Same place |
| Birth State | Oregon |
| Birth Country | United States |
| Birthplace (normalized) | oregon |
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 Black across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father George Black (~0.92 confidence) and mother Jeannie Black (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
George Black
b. ~1870
Source father
● Household
· direct · ~0.92
Mother
Jeannie Black
b. ~1875
Source mother
● Household
· direct · ~0.92
This person
Anchor record
George Black
Head · 1940 · age 41 · b. ~1899 · Oregon
★ 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 — Multnomah-County, Oregon
Open full size
1940 US Federal Census — Multnomah-County, Oregon
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-03386-00624)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Nancy Jagger | 4 | daughter | — | Oregon |
| 42 | Maxine Blanchard | 22 | servant | Housekeeper | Oregon |
| 43 | George H. Black THIS PERSON | 41 | Head | Locoger | Oregon |
| 44 | Helen Black | 36 | Wife | — | Oregon |
| 45 | Brenda Black | 8 | daughter | — | Oregon |
| 46 | Theresa Descloux | 20 | servant | Housekeeper | Oregon |
| 47 | James Leary | 50 | Head | Salesman | California |
| 48 | Nina Leary | 44 | Wife | — | Minnesota |
| 49 | Sally Ann Leary | 11 | daughter | — | Oregon |
| 50 | Jeanne Leary | 9 | daughter | — | Oregon |
| 51 | Pollyanna Amato | 19 | servant | Housekeeper | Oregon |
| 52 | James Rosenfeld | 55 | Head | Medical Doctor | Oregon |
| 53 | Gladys Rosenfeld | 47 | Wife | — | Oregon |
| 54 | Jane L. Rosenfeld | 23 | daughter | — | Oregon |
| 55 | William Rosenfeld | 22 | Son | Order Clerk | Oregon |
| 56 | John L. Rosenfeld | 19 | Son | — | Oregon |
| 57 | Marian Skinner | 30 | servant | Housekeeper | Oregon |
| 58 | Freda Pfahl | 38 | servant | Cook | Oregon |
| 59 | Edward H. Kingsley | 71 | Head | President | Illinois |
| 60 | Charlotte N. Kingsley | 70 | Wife | — | Illinois |
| 61 | Christine Hundeby | 52 | servant | Housekeeper | North Dakota |
| 62 | Rufus C. Holman | 62 | Head | Senator | Oregon |
| 63 | Fred H. Strong | 76 | Lodger | Estate Appraiser | Illinois |
| 64 | Mary H. Strong | 60 | Lodger | — | California |
| 65 | Benjamin Holman | 65 | Head | Owner | Oregon |
| 66 | Ethel Holman | 55 | Wife | — | Oregon |
| 67 | Ron Thomas | 26 | Son | Passenger Agent | Oregon |
| 68 | Elizabeth Thomas | 26 | daughter in law | Bookkeeper | Oregon |
| 69 | Sophia Waiter | 82 | mother in law | — | Oregon |
| 70 | Martha Mcleish | 48 | nurse | Nurse | Colorado |
| 71 | Martha J. Jamison | 45 | Cook | Cook | Texas |
| 72 | Laura Cathe | 57 | Head | — | Iowa |
| 73 | Helen Cathe | 22 | daughter | Saleswoman | Oregon |
| 74 | Alta Maxwell | 58 | servant | Housekeeper | Oregon |
| 75 | Sylvan F. Durkheimer | 47 | Head | Grocer | Oregon |
| 76 | Doris Durkheimer | 44 | Wife | — | Oregon |
| 77 | James Durkheimer | 19 | Son | — | Oregon |
| 78 | Stuart Durkheimer | 18 | Son | — | Oregon |
| 79 | Eloise Durkheimer | 16 | daughter | — | Oregon |
Pedigree Summary
George
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)