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Helen Hoffman — 1940 US Census Record
Model Tree available1940 United States Federal Census · Bucks-County, Pennsylvania
Our Model Tree links this Helen Hoffman across the 1920, 1930 and 1940 US Censuses in Bucks-County, Pennsylvania (XGBoost, ~Confirmed), with identified parents Henry & Henry — first a daughter (b.~1918), then head of a 4-person household.
Age 22
b. ~1918
Female
Daughter
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Bucks-County, Pennsylvania |
| Surname | Hoffman |
| Given Name | Helen |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Quakertown Borough |
| 1935 Residence (County) | Bucks |
| Additional Details | |
| Occupation | Nurse |
| Industry | Medical Center |
| Class of Worker | PW |
| Hours Worked | 59 |
| Income (1939) | 971 |
| Highest Grade | C 4 |
| 1935 Residence | Same Place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Nurse |
| Township / Ward | Quakertown Borough |
| Est. Birth Year | ~1918 |
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 Helen | Age | Birth yr |
|---|---|---|---|---|
| Eva Hoffman | Spouse | — | 48 | ~1892 |
| William Hoffman | Son | — | 17 | ~1923 |
| Henry Hoffman | Head | — | 47 | ~1893 |
| Helen Hoffman | Daughter | — | 22 | ~1918 |
Census Appearances
1920
Bucks, Pennsylvania
Daughter, age 1
Bucks, Pennsylvania · implied b. ~1919 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hoffman |
| Given Name | Helen M |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Bucks, Pennsylvania
Daughter, age 11
Bucks, Pennsylvania · implied b. ~1919 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hoffman |
| Given Name | Helen |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Bucks-County, Pennsylvania
Daughter, age 22
Bucks-County, Pennsylvania · implied b. ~1918 — 4 household members
| Surname | Hoffman |
| Given Name | Helen |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Quakertown Borough |
| 1935 Residence (County) | Bucks |
| Occupation | Nurse |
| Industry | Medical Center |
| Class of Worker | PW |
| Hours Worked | 59 |
| Income (1939) | 971 |
| Highest Grade | C 4 |
| 1935 Residence | Same Place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
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 Helen Hoffman across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Henry Hoffman (~0.92 confidence) and father Henry Hoffman (~0.92 confidence) and father Henry Hoffman (~0.92 confidence) and mother Eva Hoffman (~0.92 confidence) and mother Martha Hoffman (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Henry Hoffman
b. ~1894
Source father
● Household
· direct · ~0.92
Father
Henry Hoffman
b. ~1894
Source father
● Household
· direct · ~0.92
Father
Henry Hoffman
b. ~1893
Source father
● Household
· direct · ~0.92
Mother
Eva Hoffman
b. ~1892
Source mother
● Household
· direct · ~0.92
Mother
Martha Hoffman
b. ~1893
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Helen Hoffman
Daughter · 1940 · age 22 · b. ~1918 · Pennsylvania
★ You are viewing this record
Sibling
William Hoffman
Sibling · 1940 · age 17
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 — Bucks-County, Pennsylvania
Open full size
1940 US Federal Census — Bucks-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03446-00714)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Emma Afflerbach | 64 | wife | — | Pennsylvania |
| 42 | Rosaria Afflerbach | 42 | daughter | Forelady | Pennsylvania |
| 43 | Alberta Afflerbach | 39 | daughter | Forelady | Pennsylvania |
| 44 | Mervin Afflerbach | 38 | son | Mechanic | Pennsylvania |
| 45 | Freeman Kline | 49 | Head | Plasterer | Pennsylvania |
| 46 | Lillian Kline | 44 | wife | — | Pennsylvania |
| 47 | Earl Kline | 20 | son | Cutter | Pennsylvania |
| 48 | Albert Hess | 48 | Boarder | Insurance | Pennsylvania |
| 49 | — | None | — | — | — |
| 50 | Sylvester Zeigler | 40 | Head | Proprietor | Pennsylvania |
| 51 | Alice Zeigler | 42 | wife | — | Pennsylvania |
| 52 | Edythe Zeigler | 15 | daughter | — | Pennsylvania |
| 53 | Henry D. Hoffman | 47 | Head | Manager | Pennsylvania |
| 54 | Eva G. Hoffman | 48 | wife | — | Pennsylvania |
| 55 | Helen Hoffman THIS PERSON | 22 | daughter | Nurse | Pennsylvania |
| 56 | William Hoffman | 17 | son | — | Pennsylvania |
| 57 | Lindy Hickman | 43 | Head | Foreman | Pennsylvania |
| 58 | Blanche Hickman | 42 | wife | Hemmer | Pennsylvania |
| 59 | Helen Hickman | 22 | daughter | Stenographer | Pennsylvania |
| 60 | Howard Hickman | 19 | son | Auto Mechanic | Pennsylvania |
| 61 | Willard Hickman | 16 | son | — | Pennsylvania |
| 62 | Walton Henry | 60 | Head | Butler | Pennsylvania |
| 63 | Sadie Henry | 51 | wife | Piece Worker | Pennsylvania |
| 64 | Floyd Henry | 25 | son | Helper | Pennsylvania |
| 65 | Elizabeth Harding | 76 | Lodger | — | Pennsylvania |
| 66 | George Stormer | 73 | Lodger | — | Pennsylvania |
| 67 | John Eby | 62 | Head | Foreman | Pennsylvania |
| 68 | Etta Eby | 64 | wife | — | Pennsylvania |
| 69 | Stella Eby | 37 | daughter | — | Pennsylvania |
| 70 | Roy Eby | 36 | daughter | Carpenter | Pennsylvania |
| 71 | Ralph Eby | 26 | son | Knitter | Pennsylvania |
| 72 | John J. Bradley | 52 | Head | Knitter | England |
| 73 | Mary Bradley | 58 | mother | — | England |
| 74 | Dorothy Bradley | 7 | daughter | — | Pennsylvania |
| 75 | Lester Liffleback | 39 | Head | Electrician | Pennsylvania |
| 76 | Cora Liffleback | 40 | wife | — | Pennsylvania |
| 77 | Howard Mingle | 45 | Father-in-law | — | Pennsylvania |
| 78 | Charles Mingle | 44 | Brother-in-law | Printer | Pennsylvania |
| 79 | Harvey Heidman | 30 | Head | Clerk | Pennsylvania |
| 80 | Florence Heidman | 30 | wife | — | Pennsylvania |
Pedigree Summary
Helen + 1 sibling
Gen 1 · 5 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)