RB
Ralph Brown — 1940 US Census Record
Model Tree available1940 United States Federal Census · Mahoning-County, Ohio
Our Model Tree links this Ralph Brown across the 1920, 1930 and 1940 US Censuses in Mahoning-County, Ohio (XGBoost, ~Confirmed), with identified parents Archibald & Mary — first a son (b.~1915), then head of a 6-person household.
Age 25
b. ~1915
Male
Son
Born: Ohio
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Mahoning-County, Ohio |
| Surname | Brown |
| Given Name | Ralph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Youngstown City |
| 1935 Residence (County) | Mahoning |
| Additional Details | |
| Occupation | Ice cream dept |
| Industry | Dairy Store |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1200 |
| Highest Grade | 7 |
| 1935 Residence | Same house |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Occupation | Ice Cream Dept |
| Township / Ward | Youngstown City |
| Est. Birth Year | ~1915 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Ralph | Age | Birth yr |
|---|---|---|---|---|
| Annabel Brown | Daughter | — | 21 | ~1919 |
| Archibald Brown | Head | — | 65 | ~1875 |
| William Brown | Son | — | 19 | ~1921 |
| Ralph Brown | Son | — | 25 | ~1915 |
| Robert Brown | Son | — | 17 | ~1923 |
| Mary Brown | Spouse | — | 49 | ~1891 |
Census Appearances
1920
Mahoning, Ohio
Son, age 5
Mahoning, Ohio · implied b. ~1915 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brown |
| Given Name | Ralph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | New York |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1930
Mahoning, Ohio
Son, age 15
Mahoning, Ohio · implied b. ~1915 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brown |
| Given Name | Ralph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | New York |
| Occupation | personal office work |
| Industry | Paint Shop |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Mahoning-County, Ohio
Son, age 25
Mahoning-County, Ohio · implied b. ~1915 — 6 household members
| Surname | Brown |
| Given Name | Ralph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Youngstown City |
| 1935 Residence (County) | Mahoning |
| Occupation | Ice cream dept |
| Industry | Dairy Store |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1200 |
| Highest Grade | 7 |
| 1935 Residence | Same house |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
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 Ralph Brown across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Archibald Brown (~0.92 confidence) and mother Mary Brown (~0.92 confidence) and mother Mary Brown (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Archibald Brown
b. ~1877
Source father
● Household
· direct · ~0.92
Mother
Mary Brown
b. ~1891
Source mother
● Household
· direct · ~0.92
Mother
Mary Brown
b. ~1894
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Ralph Brown
Son · 1940 · age 25 · b. ~1915 · Ohio
★ You are viewing this record
Sibling
William Brown
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Brown
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Annabel Brown
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Mahoning-County, Ohio
Open full size
1940 US Federal Census — Mahoning-County, Ohio
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03270-00491)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Corinne Smith | 37 | Head | Housework | Pennsylvania |
| 2 | Sylvia Smith | 4 | Daughter | — | Ohio |
| 3 | William Smith | 8 | Son | — | Ohio |
| 4 | Irene Q. Boyd | 21 | Niece | — | Pennsylvania |
| 5 | Frank Boyd | 20 | Nephew | — | Pennsylvania |
| 6 | Richard Speed | 1 | Nephew | — | Ohio |
| 7 | Charles H. Robinson | 49 | Head | Shipping Laborer | Virginia |
| 8 | Belle Robinson | 52 | Wife | — | Virginia |
| 9 | David Bowers | 46 | Lodger | Laborer | Alabama |
| 10 | Frankie Woodley | 50 | Lodger | — | Alabama |
| 11 | Degne Driving Place End Of Ave | None | — | — | — |
| 12 | Hosea Allen | 38 | Head | Wash Man | Alabama |
| 13 | Rosella Allen | 31 | Wife | — | Virginia |
| 14 | Carmelia Allen | 14 | Daughter | — | Ohio |
| 15 | Geraldine Allen | 13 | Daughter | — | Ohio |
| 16 | Bernice Allen | 12 | Daughter | — | Ohio |
| 17 | Marjorie Allen | 10 | Daughter | — | Ohio |
| 18 | Gilbert Bruss | 40 | Head | Roofer Helper | Pennsylvania |
| 19 | Helen Bruss | 28 | Wife | — | Pennsylvania |
| 20 | Gilbert Bruss | 9 | Son | — | Ohio |
| 21 | Agnes Bruss | 5 | Daughter | — | Ohio |
| 22 | Judith Bruss | 3 | Daughter | — | Ohio |
| 23 | John Light | 54 | Head | Supervisor | Pennsylvania |
| 24 | Georgea Light | 54 | Wife | — | Pennsylvania |
| 25 | Kenneth Light | 22 | Son | Machinist | Pennsylvania |
| 26 | Emily Light | 22 | Daughter-in-law | — | Kansas |
| 27 | Catherine Mccann | 60 | Head | Washing | Ohio |
| 28 | Margaret Mccann | 22 | Daughter | — | Pennsylvania |
| 29 | James Mccann | 17 | Son | — | Ohio |
| 30 | Frank Mccann | 22 | Son-in-law | Truck Driver | Ohio |
| 31 | Frank A. Brown | 67 | Head | Contractor | Pennsylvania |
| 32 | Archibald Brown | 65 | Head | Contractor | Pennsylvania |
| 33 | Mary Brown | 49 | Wife | Cook | New York |
| 34 | Ralph Brown THIS PERSON | 25 | Son | Ice Cream Dept | Ohio |
| 35 | Annabel Brown | 21 | Daughter | — | Ohio |
| 36 | William Brown | 19 | Son | Ice Cream Dept | Ohio |
| 37 | Robert Brown | 17 | Son | — | Ohio |
| 38 | Louis Parkas | 43 | Head | Ladle Man | Hungary |
| 39 | Isabel Parkas | 25 | Wife | — | Pennsylvania |
| 40 | Ruby I. Parkas | 2 | Daughter | — | Ohio |
Pedigree Summary
Ralph + 3 siblings
Gen 1 · 3 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)