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Henry Wolf — 1940 US Census Record
Model Tree available1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this Henry Wolf across the 1920, 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed), with identified parents Otto & Frieda — first a son (b.~1917), then head of a 5-person household.
Age 23
b. ~1917
Male
Son
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Wolf |
| Given Name | Henry |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Des Plaines City |
| 1935 Residence (County) | Cook |
| Additional Details | |
| Occupation | Credit Clerk |
| Industry | Insurance Office |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 960 |
| Highest Grade | C 2 |
| 1935 Residence | Same Place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Credit Clerk |
| Township / Ward | Des Plaines City |
| Est. Birth Year | ~1917 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Henry | Age | Birth yr |
|---|---|---|---|---|
| Henry Wolf | Son | — | 23 | ~1917 |
| Frieda Wolf | Spouse | — | 44 | ~1896 |
| Elizabeth Wolf | Daughter | — | 14 | ~1926 |
| Geraldine Wolf | Daughter | — | 20 | ~1920 |
| Otto Wolf | Head | — | 54 | ~1886 |
Census Appearances
1920
Cook, Illinois
Son, age 2
Cook, Illinois · implied b. ~1918 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Wolf |
| Given Name | Henry |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Cook, Illinois
Son, age 13
Cook, Illinois · implied b. ~1917 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Wolf |
| Given Name | Henry |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cook-County, Illinois
Son, age 23
Cook-County, Illinois · implied b. ~1917 — 5 household members
| Surname | Wolf |
| Given Name | Henry |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Des Plaines City |
| 1935 Residence (County) | Cook |
| Occupation | Credit Clerk |
| Industry | Insurance Office |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 960 |
| Highest Grade | C 2 |
| 1935 Residence | Same Place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
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 Henry Wolf across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Otto Wolf (~0.92 confidence) and mother Frieda Wolf (~0.92 confidence) and mother Frieda Wolf (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Otto Wolf
b. ~1886
Source father
● Household
· direct · ~0.92
Mother
Frieda Wolf
b. ~1896
Source mother
● Household
· direct · ~0.92
Mother
Frieda Wolf
b. ~1896
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Henry Wolf
Son · 1940 · age 23 · b. ~1917 · Illinois
★ You are viewing this record
Sibling
Geraldine Wolf
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elizabeth Wolf
Sibling · 1940 · age 14
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 — Cook-County, Illinois
Open full size
1940 US Federal Census — Cook-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00777-00876)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Edmund M. J. Kucik | 13 | Son | — | Illinois |
| 2 | Benny J. Bull | 41 | Head | District Manager | Wisconsin |
| 3 | Hilda Bull | 37 | Wife | — | Pennsylvania |
| 4 | Benny Jr. Bull | 11 | Son | — | Illinois |
| 5 | Robert K. Bull | 2 | Son | — | Illinois |
| 6 | Selinda Ludwig | 87 | Mother-in-law | — | Pennsylvania |
| 7 | Daniel Bull | 65 | Father | — | Wisconsin |
| 8 | Louis Larsen | 76 | Head | — | Denmark |
| 9 | Evelyn Larsen | 54 | Wife | Homework | Illinois |
| 10 | Elizabeth Brummell | 41 | Head | Operator | Minnesota |
| 11 | Susan Schmitt | 43 | Sister | Operator | Minnesota |
| 12 | Otto P. Wolf | 54 | Head | Civil Engineer | Illinois |
| 13 | Frieda Wolf | 44 | Wife | — | Illinois |
| 14 | Henry Wolf THIS PERSON | 23 | Son | Credit Clerk | Illinois |
| 15 | Geraldine Wolf | 20 | Daughter | Artist | Illinois |
| 16 | Elizabeth Wolf | 14 | Daughter | — | Illinois |
| 17 | Lloyd E. Engebretsen | 43 | Head | Accountant | Wisconsin |
| 18 | Fay Engebretsen | 39 | Wife | — | Illinois |
| 19 | Beverley Engebretsen | 18 | Daughter | — | Illinois |
| 20 | Lorraine Engebretsen | 17 | Daughter | — | Illinois |
| 21 | Lila Mae Engebretsen | 15 | Daughter | — | Illinois |
| 22 | Theresa Evenson | 66 | Head | — | Norway |
| 23 | Eilert R. Evenson | 21 | Son | Designer | Illinois |
| 24 | Norman E. Melzer | 43 | Head | Electrical Engineer | Illinois |
| 25 | Lucille Melzer | 42 | Wife | Teacher | Illinois |
| 26 | Norman Melzer | 19 | Son | 225 | Illinois |
| 27 | Katharine Melzer | 18 | Daughter | — | Illinois |
| 28 | Thomas D. Wood | 54 | Head | Collector | Iowa |
| 29 | Mabel Mae Wood | 52 | Wife | — | Illinois |
| 30 | P. Edward Flaminio | 40 | Head | Broker | Illinois |
| 31 | Willett Flaminio | 34 | Wife | — | Illinois |
| 32 | Robert Flaminio | 5 | Son | — | Illinois |
| 33 | Don Flaminio | 1 | Son | — | Illinois |
| 34 | J. Edward Anderson | 52 | Head | Timekeeper | Illinois |
| 35 | Clovia Anderson | 47 | Wife | — | Illinois |
| 36 | Lawrence Anderson | 22 | Son | Laborer | Illinois |
| 37 | J. Edward Jr. Anderson | 18 | Son | Laborer | Illinois |
| 38 | Margaret Anderson | 12 | Daughter | — | Illinois |
| 39 | Richard Anderson | 10 | Son | — | Illinois |
| 40 | Barbara Anderson | 6 | Daughter | — | Illinois |
Pedigree Summary
Henry + 2 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)