JB
Jacob Brown — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Butler-County, Ohio
Our Model Tree links this Jacob Brown across the 1920, 1930 and 1940 US Censuses in Butler-County, Ohio (XGBoost, ~Confirmed) — first a head (b.~1879), then head of a 4-person household.
Age 61
b. ~1879
Male
Head
Born: Russia
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Butler-County, Ohio |
| Surname | Brown |
| Given Name | Jacob |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 61 |
| Marital Status | Married |
| Birthplace | Russia |
| 1935 Residence (City) | Hamilton City |
| 1935 Residence (County) | Butler |
| Naturalization Status | Naturalized |
| Additional Details | |
| Occupation | Manager |
| Industry | Scrap Iron |
| Class of Worker | OA |
| Hours Worked | 48 |
| Income (1939) | 0 |
| Highest Grade | No 5 |
| 1935 Residence | Same place |
| Birth Country | Russia |
| Birthplace (normalized) | russia |
| Occupation | Manager |
| Township / Ward | Hamilton City |
| Est. Birth Year | ~1879 |
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 Jacob | Age | Birth yr |
|---|---|---|---|---|
| Rhea Brown | Son | — | 29 | ~1911 |
| Jacob Brown | Head | — | 61 | ~1879 |
| Dorothy Brown | Daughter | — | 15 | ~1925 |
| Yetta Brown | Spouse | — | 52 | ~1888 |
Census Appearances
1920
Butler, Ohio
Head, age 40
Butler, Ohio · implied b. ~1880 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brown |
| Given Name | Jacob |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Russia |
| Year of Immigration | 1900 |
| Naturalization Status | First papers filed |
| Father's Birthplace | Russia |
| Mother's Birthplace | Russia |
| Occupation | Junk Dealer |
| Industry | Junk |
| Class of Worker | OA |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Russian |
| Home Owned/Rented | O |
| Home Free/Mortgaged | M |
| Birth Country | Russia |
| Year of Naturalization | 1907 |
| Birthplace (normalized) | russia |
1930
Butler, Ohio
Head, age 51
Butler, Ohio · implied b. ~1879 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brown |
| Given Name | Jacob |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 51 |
| Marital Status | Married |
| Birthplace | Russia |
| Naturalization Status | Naturalized |
| Year of Immigration | 1900 |
| Age at First Marriage | 20 |
| Father's Birthplace | Russia |
| Mother's Birthplace | Russia |
| Occupation | Dealer |
| Industry | Junk |
| Class of Worker | OA |
| Can Read/Write | Yes |
| Mother Tongue | Yiddish |
| Home Owned/Rented | O |
| Veteran | No |
| Birth Country | Russia |
| Birthplace (normalized) | russia |
1940
Butler-County, Ohio
Head, age 61
Butler-County, Ohio · implied b. ~1879 — 4 household members
| Surname | Brown |
| Given Name | Jacob |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 61 |
| Marital Status | Married |
| Birthplace | Russia |
| 1935 Residence (City) | Hamilton City |
| 1935 Residence (County) | Butler |
| Naturalization Status | Naturalized |
| Occupation | Manager |
| Industry | Scrap Iron |
| Class of Worker | OA |
| Hours Worked | 48 |
| Income (1939) | 0 |
| Highest Grade | No 5 |
| 1935 Residence | Same place |
| Birth Country | Russia |
| Birthplace (normalized) | russia |
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 Jacob Brown across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Jacob Brown
Head · 1940 · age 61 · b. ~1879 · Ohio
★ 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 — Butler-County, Ohio
Open full size
1940 US Federal Census — Butler-County, Ohio
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03032-00632)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Jacob Brown THIS PERSON | 61 | Head | Manager | Russia |
| 42 | Yetta Brown | 52 | Wife | — | Russia |
| 43 | Rhea Brown | 29 | Son | Owner | Ohio |
| 44 | Dorothy Brown | 15 | Daughter | — | Ohio |
| 45 | Peter Wiseman | 66 | Head | Senior Foreman | Ohio |
| 46 | Barbara Wiseman | 67 | Wife | — | Ohio |
| 47 | Josephine Wiseman | 37 | Daughter | Weaver | Ohio |
| 48 | Helen Wiseman | 36 | Daughter | Owner | Ohio |
| 49 | Dorothy Wiseman | 23 | Daughter | Weaver | Ohio |
| 50 | Albert Muska | 55 | Head | Safe Maker | Ohio |
| 51 | Menke Muska | 32 | Nephew | Safe Maker | Ohio |
| 52 | Joseph Muska | 26 | Nephew | Florist | Ohio |
| 53 | Anna B. Sears | 59 | Head | — | Ohio |
| 54 | Finrock Harvey Sears | 34 | Son | Laborer | Ohio |
| 55 | James Sears | 27 | Son | App. Brakeman | Ohio |
| 56 | Robert Glaffman | 40 | Head | Moulder | Ohio |
| 57 | Marie Glaffman | 41 | Wife | — | Ohio |
| 58 | Robert Jr. Glaffman | 21 | Son | Asst Chemist | Ohio |
| 59 | Jack Glaffman | 20 | Son | Mach Operator | Ohio |
| 60 | Warren Glaffman | 12 | Son | — | Ohio |
| 61 | Richard Glaffman | 10 | Son | — | Ohio |
| 62 | Edward Pater | 69 | Head | Machinist | Ohio |
| 63 | Christina Pater | 66 | Wife | — | Ohio |
| 64 | Cletus Stricker | 30 | Head | Laborer | Ohio |
| 65 | Alberta Stricker | 28 | Wife | — | Ohio |
| 66 | Thomas Stricker | 1 | Son | — | Ohio |
| 67 | John Thyen | 35 | Head | Press Operator | Germany |
| 68 | Celia Thyen | 35 | Wife | — | Ohio |
| 69 | Charlotte Thyen | 7 | Daughter | — | Ohio |
| 70 | Mary Lou Thyen | 5 | Daughter | — | Ohio |
| 71 | John Thyen | 2 | Son | — | Ohio |
| 72 | Edward H. Menke | 52 | Head | Machinist | Ohio |
| 73 | Edward Menke | 20 | Son | Office Clerk | Ohio |
| 74 | Blanche Menke | 18 | Daughter | — | Ohio |
| 75 | Julia Menke | 77 | Mother | — | Ohio |
| 76 | Andrew F. Bruck | 28 | Head | Radio Repairing | Ohio |
| 77 | Marguerite Bruck | 29 | Wife | — | Ohio |
| 78 | Andrew D. Bruck | 10 | Son | — | Ohio |
| 79 | Savana M. Bruck | 2 | Daughter | — | Ohio |
| 80 | Fred A. Sr. Rife | 76 | Head | — | Ohio |
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)