HH
Harold Hill — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Cassia-County, Idaho
Our Model Tree links this Harold Hill across the 1930 and 1940 US Censuses in Cassia-County, Idaho (XGBoost, ~Confirmed) — first a son (b.~1928), then head of a 9-person household.
Age 12
b. ~1928
Male
Son
Born: Idaho
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Cassia-County, Idaho |
| Surname | Hill |
| Given Name | Harold T |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Idaho |
| 1935 Residence (City) | Declo |
| 1935 Residence (County) | Cassia |
| Additional Details | |
| Highest Grade | No 4 |
| 1935 Residence | Same House |
| Birth State | Idaho |
| Birth Country | United States |
| Birthplace (normalized) | idaho |
| Township / Ward | Declo |
| 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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Harold | Age | Birth yr |
|---|---|---|---|---|
| Ruth Hill | Daughter | — | 14 | ~1926 |
| Harold Hill | Son | — | 12 | ~1928 |
| Vernon Hill | Son | — | 8 | ~1932 |
| John Hill | Son | — | 13 | ~1927 |
| John Hill | Head | — | 54 | ~1886 |
| Isabell Hill | Daughter | — | 9 | ~1931 |
| Alice Hill | Daughter | — | 16 | ~1924 |
| Donna Hill | Daughter | — | 5 | ~1935 |
| Elsie Hill | Spouse | — | 35 | ~1905 |
Census Appearances
1930
Cassia, Idaho
Son, age 1
Cassia, Idaho · implied b. ~1929 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hill |
| Given Name | Harold T. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Idaho |
| Father's Birthplace | Utah |
| Mother's Birthplace | Idaho |
| Can Read/Write | Yes |
| Birth State | Idaho |
| Birth Country | United States |
| Birthplace (normalized) | idaho |
1940
Cassia-County, Idaho
Son, age 12
Cassia-County, Idaho · implied b. ~1928 — 9 household members
| Surname | Hill |
| Given Name | Harold T |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Idaho |
| 1935 Residence (City) | Declo |
| 1935 Residence (County) | Cassia |
| Highest Grade | No 4 |
| 1935 Residence | Same House |
| Birth State | Idaho |
| Birth Country | United States |
| Birthplace (normalized) | idaho |
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 · Idaho
★ You are viewing this record
Sibling
Isabell Hill
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alice Hill
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ruth Hill
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Vernon Hill
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Hill
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Donna Hill
Sibling · 1940 · age 5
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 — Cassia-County, Idaho
Open full size
1940 US Federal Census — Cassia-County, Idaho
Page Contents
38 people indexed on this census page (nara:1940:m-t0627-00744-00350)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Gayle V Parke | 4 | daughter | — | Idaho |
| 42 | Chester N Parke | 40 | Brother | Ass. Manager | Idaho |
| 43 | Laurel D Hawkins | 53 | Head | — | Nebraska |
| 44 | Mary E Hawkins | 57 | Wife | — | Utah |
| 45 | Alvin Hawkins | 19 | Son | Tractor Driver | Idaho |
| 46 | Dorothy Hawkins | 16 | daughter | — | Idaho |
| 49 | Mary V Stracke | 74 | Head | — | Illinois |
| 50 | John W Hill | 54 | Head | Blacksmith | Utah |
| 51 | Elsie D Hill | 35 | Wife | — | Idaho |
| 52 | Alice Hill | 16 | daughter | — | Utah |
| 53 | Ruth Hill | 14 | daughter | — | Idaho |
| 54 | John A Hill | 13 | Son | — | Idaho |
| 55 | Harold T Hill THIS PERSON | 12 | Son | — | Idaho |
| 56 | Isabell Hill | 9 | daughter | — | Idaho |
| 57 | Vernon Y Hill | 8 | Son | — | Idaho |
| 58 | Donna Hill | 5 | daughter | — | Idaho |
| 59 | Emily A Jones | 73 | Head | — | Utah |
| 60 | Sarah E Winton | 55 | daughter | — | Idaho |
| 61 | James L Jones | 12 | Grandson | — | Idaho |
| 62 | Jesse M Stevenson | 26 | Boarder | Laborer | Idaho |
| 63 | Bulo L Briggs | 85 | Head | — | N. Carolina |
| 64 | Andrew Garcia | 51 | Head | Janitor | Spain |
| 65 | Ralph M Haxby | 30 | Head | Laborer | Iowa |
| 66 | Magdalene Haxby | 26 | Wife | — | Iowa |
| 67 | Julia A Parke | 57 | Head | — | Idaho |
| 68 | Norvin J Parke | 27 | Son | Salesman | Idaho |
| 69 | Sarah A Bingham | 81 | Head | — | Utah |
| 70 | William A Stiehs | 27 | Head | Laborer | Wisconsin |
| 71 | Maurice S Stiehs | 24 | Wife | Laborer | Utah |
| 72 | Joseph W Ballard | 31 | Head | Attendant | Utah |
| 73 | Velma M Ballard | 29 | Wife | — | Idaho |
| 74 | Kendall L Ballard | 4 | Son | — | Idaho |
| 75 | Leah D Ballard | 2 | daughter | — | Idaho |
| 76 | Minnie Corsi | 58 | Head | — | Utah |
| 77 | Eva Corsi | 28 | daughter | — | Idaho |
| 78 | Donald Kempton | 9 | Grandson | — | Idaho |
| 79 | Teresa B Clark | 64 | Head | Proprietress | Utah |
| 80 | P. Gae Fellows | 24 | Boarder | Teacher | Montana |
Related Census Records
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)