RH
Ruth Hoffman — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Mahoning-County, Ohio
Our Model Tree links this Ruth Hoffman across the 1930 and 1940 US Censuses in Mahoning-County, Ohio (XGBoost, ~Confirmed) — first a daughter (b.~1915), then head of a 8-person household.
Age 25
b. ~1915
Female
Daughter
Born: Ohio
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Mahoning-County, Ohio |
| Surname | Hoffman |
| Given Name | Ruth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Youngstown City |
| 1935 Residence (County) | Mahoning |
| Additional Details | |
| Occupation | Saleswoman |
| Industry | Department Store |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 676 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Occupation | Saleswoman |
| 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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Ruth | Age | Birth yr |
|---|---|---|---|---|
| Louis Hoffman | Son | — | 27 | ~1913 |
| Louis Hoffman | Head | — | 63 | ~1877 |
| Rebecca Hoffman | Spouse | — | 35 | ~1905 |
| Bertha Hoffman | Spouse | — | 62 | ~1878 |
| Margaret Hoffman | Spouse | — | 24 | ~1916 |
| Fred Hoffman | Son | — | 31 | ~1909 |
| Ruth Hoffman | Daughter | — | 25 | ~1915 |
| Ester Hoffman | Daughter | — | 25 | ~1915 |
Census Appearances
1930
Mahoning, Ohio
Daughter, age 15
Mahoning, Ohio · implied b. ~1915 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hoffman |
| Given Name | Ruth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Russia |
| Mother's Birthplace | Russia |
| Can Read/Write | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Mahoning-County, Ohio
Daughter, age 25
Mahoning-County, Ohio · implied b. ~1915 — 8 household members
| Surname | Hoffman |
| Given Name | Ruth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Youngstown City |
| 1935 Residence (County) | Mahoning |
| Occupation | Saleswoman |
| Industry | Department Store |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 676 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| 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 Ruth Hoffman across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Ruth Hoffman
Daughter · 1940 · age 25 · b. ~1915 · Ohio
★ You are viewing this record
Sibling
Fred Hoffman
Sibling · 1940 · age 31
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Louis Hoffman
Sibling · 1940 · age 27
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ester Hoffman
Sibling · 1940 · age 25
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
38 people indexed on this census page (nara:1940:m-t0627-03269-00181)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Alice T. Auld | 12 | Daughter | — | Ohio |
| 3 | Louise R. Raub | 74 | Head | — | Ohio |
| 4 | Louise Storey | 31 | Daughter | — | Ohio |
| 5 | Harold Storey | 33 | Son-in-law | Manager | Ohio |
| 6 | Patricia Storey | 5 | Daughter | — | Ohio |
| 7 | John H. Storey | 5 | Son | — | Ohio |
| 8 | Elizabeth L. Storey | 2 | Daughter | — | Ohio |
| 9 | Lucille Meehan | 25 | Head | — | Ohio |
| 10 | Mary L. Neville | 27 | Cousin | Stenographer | Ohio |
| 11 | Margaret R. Neville | 22 | Cousin | Stenographer | Ohio |
| 12 | Helen Neville | 18 | Cousin | — | Ohio |
| 13 | H. F. Black | 47 | Head | Dealer | Ohio |
| 14 | Helen B. Black | 41 | Wife | — | Ohio |
| 15 | Wm. H. Black | 22 | Son | Refinisher | Ohio |
| 16 | Richard M. Black | 17 | Son | — | Ohio |
| 17 | Howard F. Black | 12 | Son | — | Ohio |
| 18 | Malinda Mckeon | 77 | Mother-in-law | — | Ohio |
| 19 | Mary G. Hotson | 53 | Sister-in-law | Practical Nurse | Ohio |
| 20 | Emil Schmidt | 57 | Head | Work Room Clerk | Ohio |
| 21 | Eleanor Schmidt | 22 | Daughter | Telephone Operator | Ohio |
| 22 | Catherine D. Endres | 26 | Daughter | Secretary | Ohio |
| 23 | William Endres | 33 | Son-in-law | Salesman | Pennsylvania |
| 25 | H. S. Baer | 46 | Head | Manager | Pennsylvania |
| 26 | Nancy Baer | 41 | Wife | — | Pennsylvania |
| 27 | Harry R. Baer | 15 | Son | — | Pennsylvania |
| 28 | Doris J. Baer | 13 | Daughter | — | Pennsylvania |
| 29 | Katherine Prowznick | 21 | Servant | Servant | Ohio |
| 30 | Louis Hoffman | 63 | Head | Selector | Ohio |
| 31 | Bertha Hoffman | 62 | Wife | — | Ohio |
| 32 | Ruth Hoffman THIS PERSON | 25 | Daughter | Saleswoman | Ohio |
| 33 | Ester Hoffman | 25 | Daughter | Stenographer | Ohio |
| 34 | Fred Hoffman | 31 | Son | Manager | Ohio |
| 35 | Rebecca Hoffman | 35 | Wife | R. N. Nurse | Ohio |
| 36 | Louis Jr. Hoffman | 27 | Son | Salesman | Ohio |
| 37 | Margaret Hoffman | 24 | Wife | R. N. Nurse | Ohio |
| 38 | Loring D. Dossfield | 62 | Head | Proprietor | Indiana |
| 39 | Ada Dossfield | 53 | Wife | — | Pennsylvania |
| 40 | Loring M. Dossfield | 20 | Son | Hall-Boy | 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)