HH
Harold Hill — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Los-Angeles-County, California
Our Model Tree links this Harold Hill across the 1930 and 1940 US Censuses in Los-Angeles-County, California (XGBoost, ~Confirmed) — first a son (b.~1928), then head of a 10-person household.
Age 12
b. ~1928
Male
Son
Born: California
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Los-Angeles-County, California |
| Surname | Hill |
| Given Name | Harold W. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | California |
| 1935 Residence (City) | Commerce |
| 1935 Residence (County) | Ottawa |
| Additional Details | |
| Highest Grade | G 4 |
| 1935 Residence | Oklahoma |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
| Township / Ward | Los Angeles |
| Est. Birth Year | ~1928 |
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.
10 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Harold | Age | Birth yr |
|---|---|---|---|---|
| Otto Hill | Son | — | 8 | ~1932 |
| Arthur Hill | Son | — | 2 | ~1938 |
| Harold Hill | Son | — | 12 | ~1928 |
| Bessie Hill | Spouse | — | 32 | ~1908 |
| Barbara Hill | Daughter | — | 4 | ~1936 |
| Otto Hill | Head | — | 37 | ~1903 |
| Howard Hill | Son | — | 10 | ~1930 |
| Norma Hill | Daughter | — | 11 | ~1929 |
| David Hill | Son | — | 1 | ~1939 |
| Ray Hill | Son | — | 6 | ~1934 |
Census Appearances
1930
Los Angeles, …
Son, age 2
Los Angeles, California · implied b. ~1928 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hill |
| Given Name | Harold |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | Vermont |
| Mother's Birthplace | Virginia |
| Occupation | none |
| Can Read/Write | No |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1940
Los-Angeles-County, California
Son, age 12
Los-Angeles-County, California · implied b. ~1928 — 10 household members
| Surname | Hill |
| Given Name | Harold W. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | California |
| 1935 Residence (City) | Commerce |
| 1935 Residence (County) | Ottawa |
| Highest Grade | G 4 |
| 1935 Residence | Oklahoma |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
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 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Harold Hill
Son · 1940 · age 12 · b. ~1928 · California
★ You are viewing this record
Sibling
Norma Hill
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ray Hill
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
David Hill
Sibling · 1940 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Arthur Hill
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Otto Hill
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Howard Hill
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Barbara Hill
Sibling · 1940 · age 4
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 — Los-Angeles-County, California
Open full size
1940 US Federal Census — Los-Angeles-County, California
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00374-00311)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Goble, Yvonne W. Cobble | 3 | daughter | — | California |
| 42 | Claude E. Ogdon | 54 | Head | Operator | Indiana |
| 43 | Jessie Ogdon | 44 | wife | — | Texas |
| 44 | Harold C. Ogdon | 14 | son | — | California |
| 45 | David L. Willis | 27 | Head | Proprietor | Arkansas |
| 46 | Theresa Willis | 25 | wife | — | Canada-English |
| 47 | Jo Ann Willis | 4 | daughter | — | California |
| 48 | Sharon Willis | 2 | daughter | — | California |
| 49 | David J. Willis | 0 | son | — | California |
| 50 | Otto R. Hill | 37 | Head | Laborer | Oklahoma |
| 51 | Bessie E. Hill | 32 | wife | — | Oklahoma |
| 52 | Harold W. Hill THIS PERSON | 12 | son | — | California |
| 53 | Norma J. Hill | 11 | daughter | — | California |
| 54 | Howard E. Hill | 10 | son | — | California |
| 55 | Otto R. Jr. Hill | 8 | son | — | Oklahoma |
| 56 | Ray H. Hill | 6 | son | — | Oklahoma |
| 57 | Barbara E. Hill | 4 | daughter | — | Oklahoma |
| 58 | Arthur R. Hill | 2 | son | — | California |
| 59 | David J. Hill | 1 | son | — | California |
| 60 | Ida Garrari | 38 | Head | Seamstress | Italy |
| 61 | Rudolph Garrari | 13 | son | — | California |
| 62 | Alton T. Rohrbacher | 48 | Lodger | Carpenter | Michigan |
| 63 | Carrie E. Romine | 73 | Head | Retired | Ohio |
| 64 | Elijah J. Derry | 76 | Head | Retired | Pennsylvania |
| 65 | Dan L. Archer | 47 | Head | Carpenter | Tennessee |
| 66 | Kate C. Archer | 46 | wife | — | Tennessee |
| 67 | Beryl D. Archer | 18 | daughter | New Worker | Tennessee |
| 68 | Clifford Archer | 20 | Head | Mechanic Helper | Tennessee |
| 69 | Lillian E. Archer | 18 | wife | — | New York |
| 70 | — | None | — | — | — |
| 71 | — | None | — | — | — |
| 72 | — | None | — | — | — |
| 73 | Esther S. Lippochutz | 34 | Head | — | Poland |
| 74 | Ted E. Lippochutz | 5 | son | — | California |
| 75 | Ernest C. Main | 67 | Head | Retired | Missouri |
| 76 | Lula B. Main | 58 | wife | — | Florida |
| 77 | Florence A. Hingel | 55 | Head | Artist | Ohio |
| 78 | Roscoe Kirby | 40 | Lodger | Truck Driver | Oklahoma |
| 79 | Claude J. Finlay | 25 | Head | Laborer | Oklahoma |
| 80 | Margaret J. Finlay | 24 | wife | — | Oklahoma |
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)