DH
Dorothy Hoffman — 1940 US Census Record
Model Tree available1940 United States Federal Census · St.-Louis-County, Missouri
Our Model Tree links this Dorothy Hoffman across the 1920, 1930 and 1940 US Censuses in St.-Louis-County, Missouri (XGBoost, ~Confirmed), with identified parents Rudolph & Rudolph — first a daughter (b.~1913), then head of a 8-person household.
Age 27
b. ~1913
Female
Daughter
Born: Missouri
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | St.-Louis-County, Missouri |
| Surname | Hoffman |
| Given Name | Dorothy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | Missouri |
| 1935 Residence (City) | Normandy Township |
| 1935 Residence (County) | St. Louis |
| Additional Details | |
| Occupation | Office Clerk |
| Industry | Wholesale Coffee |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 780 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same house |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
| Occupation | Office Clerk |
| Township / Ward | Normandy Township |
| Est. Birth Year | ~1913 |
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 Dorothy | Age | Birth yr |
|---|---|---|---|---|
| Esther Hoffman | Daughter | — | 33 | ~1907 |
| Rosemary Hoffman | Daughter | — | 23 | ~1917 |
| Dorothy Hoffman | Daughter | — | 27 | ~1913 |
| Mildred Hoffman | Daughter | — | 18 | ~1922 |
| Elizabeth Hoffman | Daughter | — | 25 | ~1915 |
| Ernie Hoffman | Son | — | 28 | ~1912 |
| Florence Hoffman | Daughter | — | 31 | ~1909 |
| Elizabeth Hoffman | Head | — | 56 | ~1884 |
Census Appearances
1920
St Louis, …
Daughter, age 6
St Louis, Missouri · implied b. ~1914 — 11 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hoffman |
| Given Name | Dorothy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Missouri |
| Father's Birthplace | Switzerland |
| Mother's Birthplace | Missouri |
| Speaks English | Yes |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1930
St Louis, …
Daughter, age 17
St Louis, Missouri · implied b. ~1913 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hoffman |
| Given Name | Dorothy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Missouri |
| Father's Birthplace | Switzerland |
| Mother's Birthplace | Missouri |
| Can Read/Write | Yes |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1940
St.-Louis-County, Missouri
Daughter, age 27
St.-Louis-County, Missouri · implied b. ~1913 — 8 household members
| Surname | Hoffman |
| Given Name | Dorothy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | Missouri |
| 1935 Residence (City) | Normandy Township |
| 1935 Residence (County) | St. Louis |
| Occupation | Office Clerk |
| Industry | Wholesale Coffee |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 780 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same house |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
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 Dorothy Hoffman across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Rudolph Hoffman (~0.92 confidence) and father Rudolph Hoffman (~0.92 confidence) and mother Elizabeth Hoffman (~0.92 confidence) and mother Elizabeth Hoffman (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Rudolph Hoffman
b. ~1878
Source father
● Household
· direct · ~0.92
Father
Rudolph Hoffman
b. ~1879
Source father
● Household
· direct · ~0.92
Mother
Elizabeth Hoffman
b. ~1884
Source mother
● Household
· direct · ~0.92
Mother
Elizabeth Hoffman
b. ~1886
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Dorothy Hoffman
Daughter · 1940 · age 27 · b. ~1913 · Missouri
★ You are viewing this record
Sibling
Florence Hoffman
Sibling · 1940 · age 31
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ernie Hoffman
Sibling · 1940 · age 28
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mildred Hoffman
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elizabeth Hoffman
Sibling · 1940 · age 25
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Rosemary Hoffman
Sibling · 1940 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Esther Hoffman
Sibling · 1940 · age 33
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 — St.-Louis-County, Missouri
Open full size
1940 US Federal Census — St.-Louis-County, Missouri
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02153-00489)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Earl O. Kohler | 31 | Head | Machine Operator | Missouri |
| 42 | Helen Kohler | 30 | Wife | Seamstress | Missouri |
| 43 | Earlene Kohler | 5 | Daughter | — | Missouri |
| 44 | Elizabeth Hoffman | 56 | Head | — | Missouri |
| 45 | Esther Hoffman | 33 | Daughter | Bookkeeper | Missouri |
| 46 | Florence Hoffman | 31 | Daughter | Office Clerk | Missouri |
| 47 | Ernie Hoffman | 28 | Son | Office Clerk | Missouri |
| 48 | Dorothy Hoffman THIS PERSON | 27 | Daughter | Office Clerk | Missouri |
| 49 | Elizabeth Hoffman | 25 | Daughter | Maid | Missouri |
| 50 | Rosemary Hoffman | 23 | Daughter | — | Missouri |
| 51 | Mildred Hoffman | 18 | Daughter | Clerk | Missouri |
| 52 | Holger Neilsen | 38 | Head | Watchman | Denmark |
| 53 | Anna Neilsen | 35 | Wife | Drill Press | Missouri |
| 54 | Harold Neilsen | 17 | Son | — | Missouri |
| 55 | Theodore Neilsen | 15 | Son | — | Missouri |
| 56 | Shirley Neilsen | 13 | Daughter | — | Missouri |
| 57 | Helen Neilsen | 11 | Daughter | — | Missouri |
| 58 | Ralph Keyes | 56 | Head | Machinist | Illinois |
| 59 | Frank Tobben | 41 | Head | Proprietor | Missouri |
| 60 | Erna Tobben | 38 | Wife | Cook | Missouri |
| 61 | Albert Jarrel | 33 | Head | Laborer | Missouri |
| 62 | Zella Jarrel | 27 | Wife | Sealer | Illinois |
| 63 | Thomas Brown | 84 | Head | Teacher | Tennessee |
| 64 | Nell B. Mcmahon | 42 | Daughter | Social Worker | Missouri |
| 65 | William Jr. Mcmahon | 20 | Grandson | — | Missouri |
| 66 | Ab. Tanner | 18 | Grandson | — | Missouri |
| 67 | Richard Jr. Furry | 36 | Head | Proprietor Barber | Missouri |
| 68 | Richard Sr. Furry | 63 | Father | — | Missouri |
| 69 | Etta Ab. Furry | 59 | Mother | — | Missouri |
| 70 | Hubert Benoist | 31 | Head | Road Laborer | Missouri |
| 71 | Henrietta Benoist | 21 | Wife | Sales Lady | Missouri |
| 72 | Charles B. Jr. White | 31 | Son | Store Room Clerk | Missouri |
| 73 | William Glenn Sutline | None | — | — | — |
| 74 | Grace L. Gibbons | 53 | — | Proprietor | Missouri |
| 75 | Robert Schott | 79 | Head | — | Germany |
| 76 | Dora Schott | 76 | Wife | — | Germany |
| 77 | Fred Schaff | 26 | Head | Proprietor | Missouri |
| 78 | Estelle Schaff | 22 | Wife | — | Missouri |
| 79 | Monte Allan Schaff | 2 | Son | — | Missouri |
| 80 | Harry R. Fisher | 35 | Head | Machine Operator | Tennessee |
Pedigree Summary
Dorothy + 6 siblings
Gen 1 · 4 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)