DH
Dorothy Hoffman — 1940 US Census Record
Model Tree available1940 United States Federal Census · Lehigh-County, Pennsylvania
Our Model Tree links this Dorothy Hoffman across the 1920, 1930 and 1940 US Censuses in Lehigh-County, Pennsylvania (XGBoost, ~Confirmed), with identified parents Charles & Charles — 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 | Lehigh-County, Pennsylvania |
| Surname | Hoffman |
| Given Name | Dorothy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Allentown city |
| 1935 Residence (County) | Lehigh |
| Additional Details | |
| Occupation | Stenographer |
| Industry | Silk |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 750 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Stenographer |
| Township / Ward | Allentown City |
| 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 Dorothy | Age | Birth yr |
|---|---|---|---|---|
| Charles Hoffman | Head | — | 51 | ~1889 |
| Dorothy Hoffman | Daughter | — | 22 | ~1918 |
| Ida Hoffman | Spouse | — | 53 | ~1887 |
| Florence Hoffman | Daughter | — | 23 | ~1917 |
Census Appearances
1920
Lehigh, Pennsylvania
Daughter, age 2
Lehigh, Pennsylvania · implied b. ~1918 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hoffman |
| Given Name | Dorothy I |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Lehigh, Pennsylvania
Daughter, age 12
Lehigh, Pennsylvania · implied b. ~1918 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hoffman |
| Given Name | Dorothy M |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| 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
Lehigh-County, Pennsylvania
Daughter, age 22
Lehigh-County, Pennsylvania · implied b. ~1918 — 4 household members
| Surname | Hoffman |
| Given Name | Dorothy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Allentown city |
| 1935 Residence (County) | Lehigh |
| Occupation | Stenographer |
| Industry | Silk |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 750 |
| Highest Grade | Hs 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 Dorothy Hoffman across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Charles Hoffman (~0.92 confidence) and father Charles Hoffman (~0.92 confidence) and mother Ida Hoffman (~0.92 confidence) and mother Sallie Hoffman (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Charles Hoffman
b. ~1889
Source father
● Household
· direct · ~0.92
Father
Charles Hoffman
b. ~1887
Source father
● Household
· direct · ~0.92
Mother
Ida Hoffman
b. ~1887
Source mother
● Household
· direct · ~0.92
Mother
Sallie Hoffman
b. ~1887
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Dorothy Hoffman
Daughter · 1940 · age 22 · b. ~1918 · Pennsylvania
★ You are viewing this record
Sibling
Florence Hoffman
Sibling · 1940 · age 23
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 — Lehigh-County, Pennsylvania
Open full size
1940 US Federal Census — Lehigh-County, Pennsylvania
Page Contents
32 people indexed on this census page (nara:1940:m-t0627-03543-00102)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Albert Heiney | 35 | Son | Stock Clerk | Pennsylvania |
| 42 | Arlene Heiney | 25 | Daughter | Teacher | Pennsylvania |
| 43 | Mary S. Burger | 64 | Head | — | Pennsylvania |
| 44 | John Trimble | 54 | Head | Machinist | Pennsylvania |
| 45 | Arnetta Trimble | 52 | Wife | — | Pennsylvania |
| 46 | Robert Blevins | 47 | Head | Plasterer | Pennsylvania |
| 47 | Shirley Blevins | 47 | Wife | — | Pennsylvania |
| 48 | Robert J. Blevins | 18 | Son | — | Pennsylvania |
| 49 | Myrtle Kern | 43 | Head | Presser | Pennsylvania |
| 51 | Wayne Grumbein | 46 | Head | Worker | Pennsylvania |
| 52 | Bertha Grumbein | 44 | Wife | — | Pennsylvania |
| 53 | George Grumbein | 17 | Son | — | Pennsylvania |
| 54 | Ralph Grumbein | 15 | Son | — | Pennsylvania |
| 55 | Helen Mcdonald | 59 | Head | — | New Jersey |
| 56 | Rosemary Mcdonald | 32 | Daughter | Operator | New Jersey |
| 57 | Margaret Mcdonald | 23 | Daughter | Stenographer | New Jersey |
| 58 | Frances Appel | 25 | Daughter | Operator | New Jersey |
| 59 | Cillen Appel | 2 | Gr. daughter | — | Pennsylvania |
| 60 | Chester Linthan | Linthicum | 47 | Head | Partner | Pennsylvania |
| 61 | Mabel Linthan | Linthicum | 44 | Wife | — | Pennsylvania |
| 62 | Enos Linthan | Linthicum | 25 | Son | Dispatcher | Pennsylvania |
| 63 | Fae Linthan | Linthicum | 22 | Daughter | Bookkeeper | Pennsylvania |
| 64 | Muriel Linthan | Linthicum | 19 | Daughter | Clerk | Pennsylvania |
| 65 | Charles Hoffman | 51 | Head | Tester | Pennsylvania |
| 66 | Ida Hoffman | 53 | Wife | — | Pennsylvania |
| 67 | Florence Hoffman | 23 | Daughter | Stenographer | Pennsylvania |
| 68 | Dorothy Hoffman THIS PERSON | 22 | Daughter | Stenographer | Pennsylvania |
| 69 | Jeremiah M. Ritter | 59 | Head | Repairman | Pennsylvania |
| 70 | Katie A. Ritter | 55 | Wife | — | Pennsylvania |
| 71 | Allan Muschlick | 41 | Son-in-law | Attendant | Pennsylvania |
| 72 | Margery F. Muschlick | 37 | Daughter | — | Pennsylvania |
| 73 | Robert Muschlick | 7 | Grandson | — | Pennsylvania |
Pedigree Summary
Dorothy + 1 sibling
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)