HH
Harold Hill — 1940 US Census Record
Model Tree available1940 United States Federal Census · Mclean-County, Illinois
Our Model Tree links this Harold Hill across the 1920, 1930 and 1940 US Censuses in Mclean-County, Illinois (XGBoost, ~Confirmed), with identified parents Warren & Warren — first a son (b.~1920), then head of a 4-person household.
Age 20
b. ~1920
Male
Son
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Mclean-County, Illinois |
| Surname | Hill |
| Given Name | Harold |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Bloomington |
| 1935 Residence (County) | McLean |
| Additional Details | |
| Occupation | Mach. Appt |
| Industry | Railroad |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 471 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same Place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Mach. Appt |
| Township / Ward | Bloomington |
| Est. Birth Year | ~1920 |
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 Harold | Age | Birth yr |
|---|---|---|---|---|
| Edna Hill | Daughter | — | 24 | ~1916 |
| Edna Hill | Spouse | — | 43 | ~1897 |
| Warren Hill | Head | — | 54 | ~1886 |
| Harold Hill | Son | — | 20 | ~1920 |
Census Appearances
1920
Mclean, Illinois
Son, age
Mclean, Illinois · implied b. ~1920 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hill |
| Given Name | Harold |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Illinois |
| Occupation | none |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Mclean, Illinois
Son, age 10
Mclean, Illinois · implied b. ~1920 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hill |
| Given Name | Harold |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Illinois |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Mclean-County, Illinois
Son, age 20
Mclean-County, Illinois · implied b. ~1920 — 4 household members
| Surname | Hill |
| Given Name | Harold |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Bloomington |
| 1935 Residence (County) | McLean |
| Occupation | Mach. Appt |
| Industry | Railroad |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 471 |
| Highest Grade | Hs 4 |
| 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 Harold Hill across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Warren Hill (~0.92 confidence) and father Warren Hill (~0.92 confidence) and mother Edna Hill (~0.92 confidence) and mother Edna Hill (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Warren Hill
b. ~1887
Source father
● Household
· direct · ~0.92
Father
Warren Hill
b. ~1886
Source father
● Household
· direct · ~0.92
Mother
Edna Hill
b. ~1897
Source mother
● Household
· direct · ~0.92
Mother
Edna Hill
b. ~1887
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Harold Hill
Son · 1940 · age 20 · b. ~1920 · Illinois
★ You are viewing this record
Sibling
Edna Hill
Sibling · 1940 · age 24
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 — Mclean-County, Illinois
Open full size
1940 US Federal Census — Mclean-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00841-00381)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Ernest Gantka | 56 | Head | Blacksmith | Germany |
| 2 | Marie Gantka | 46 | Wife | — | Illinois |
| 3 | Ernest Gantka | 21 | Son | Tree Planter | Illinois |
| 4 | Margaret Gantka | 20 | Daughter | Baker | Illinois |
| 5 | Bernice Gantka | 13 | Daughter | — | Illinois |
| 6 | Emmanuel Krentzel | 79 | Lodger | — | Switzerland |
| 7 | Ivan Daly | 62 | Head | Engineer | Penn. |
| 8 | Catherine Daly | 62 | Wife | — | Illinois |
| 9 | Thornton Daly | 38 | Son | Fireman | Illinois |
| 10 | Dorothy Daly | 29 | Daughter | Operator | Illinois |
| 11 | Mary Daly | 23 | Daughter | Bookkeeper | Illinois |
| 12 | Florence Daly | 18 | Daughter | — | Illinois |
| 13 | Clifford Schroeter | 47 | Head | Clerk | Illinois |
| 14 | Inez Schroeter | 47 | Wife | — | Illinois |
| 15 | Lucille Schroeter | 21 | Daughter | Clerk | Illinois |
| 16 | James Schroeter | 12 | Son | — | Illinois |
| 17 | Wave Roberts | 26 | Son | Illinois | |
| 18 | Warren Hill | 54 | Head | Mach. Helper | Iowa |
| 19 | Edna Hill | 43 | Wife | — | Illinois |
| 20 | Edna Hill | 24 | Daughter | Operator | Illinois |
| 21 | Harold Hill THIS PERSON | 20 | Son | Mach. Appt | Illinois |
| 22 | Ann Kanies | 22 | Head | — | Poland |
| 23 | Mary Myers | 42 | Daughter | W P A | Illinois |
| 24 | Mary Ann Myers | 12 | Grand Daughter | — | Illinois |
| 25 | Jack Sheary | 31 | Head | — | New York |
| 26 | Hazel Sheary | 31 | Wife | — | Illinois |
| 27 | Judith Sheary | 3 | Daughter | — | Illinois |
| 28 | Geraldine Sheary | 1 | Daughter | — | Illinois |
| 29 | William Campbell | 58 | Head | Mach. Helper | Illinois |
| 30 | Neddy Campbell | 55 | Wife | — | Kentucky |
| 31 | Earl Campbell | 33 | Son | Barber | Illinois |
| 32 | Anna Payne | 63 | Head | House Cleaner | Illinois |
| 33 | Carol Hallstad | 44 | Head | Baker | Illinois |
| 34 | Frieda Hallstad | 44 | Wife | — | Illinois |
| 35 | Arline Hallstad | 11 | Daughter | — | Illinois |
| 36 | Enias Lemme | 34 | Head | Teamster | Wisconsin |
| 37 | Gloria Lemme | 10 | Daughter | — | Wisconsin |
| 38 | Lyle Lemme | 5 | Son | — | Illinois |
| 39 | Robert Lemme | 3 | Son | — | Illinois |
| 40 | Olga Beatty | 47 | Sister | — | Illinois |
Pedigree Summary
Harold + 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)