JH
James Hardy — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Tehama-County, California
Our Model Tree links this James Hardy across the 1930 and 1940 US Censuses in Tehama-County, California (XGBoost, ~Confirmed) — first a son (b.~1924), then head of a 9-person household.
Age 16
b. ~1924
Male
Son
Born: California
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Tehama-County, California |
| Surname | Hardy |
| Given Name | James A |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | California |
| 1935 Residence (City) | Liberal District |
| 1935 Residence (County) | Tehama |
| Additional Details | |
| Highest Grade | Hs 2 |
| 1935 Residence | Same house |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
| Township / Ward | Liberal District |
| Est. Birth Year | ~1924 |
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 James | Age | Birth yr |
|---|---|---|---|---|
| Carolyn Hardy | Daughter | — | 12 | ~1928 |
| James Hardy | Son | — | 16 | ~1924 |
| Robert Hardy | Son | — | 10 | ~1930 |
| Margaret Hardy | Daughter | — | 14 | ~1926 |
| Willie Hardy | Son | — | 20 | ~1920 |
| Helene Hardy | Daughter | — | 8 | ~1932 |
| Elizabeth Hardy | Daughter | — | 18 | ~1922 |
| Celia Hardy | Spouse | — | 41 | ~1899 |
| Willie Hardy | Head | — | 49 | ~1891 |
Census Appearances
1930
Tehama, California
Son, age 6
Tehama, California · implied b. ~1924 — 36 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hardy |
| Given Name | James G. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | California |
| Mother's Birthplace | Missouri |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1940
Tehama-County, California
Son, age 16
Tehama-County, California · implied b. ~1924 — 9 household members
| Surname | Hardy |
| Given Name | James A |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | California |
| 1935 Residence (City) | Liberal District |
| 1935 Residence (County) | Tehama |
| Highest Grade | Hs 2 |
| 1935 Residence | Same house |
| 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 James Hardy across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
James Hardy
Son · 1940 · age 16 · b. ~1924 · California
★ You are viewing this record
Sibling
Willie Hardy
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elizabeth Hardy
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Hardy
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Hardy
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Helene Hardy
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Carolyn Hardy
Sibling · 1940 · age 12
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 — Tehama-County, California
Open full size
1940 US Federal Census — Tehama-County, California
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00355-00148)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Charles Gee | 5 | Son | — | California |
| 42 | Helen Gee | 1 | Daughter | — | California |
| 43 | Joseph N Wright | 61 | Uncle | Retail | California |
| 44 | Christen P Bertlesen | 51 | Head | Laborer | Germany |
| 45 | Frank Thieve | 41 | Head | Farmer | California |
| 46 | Mable E Thieve | 35 | Wife | — | Oregon |
| 47 | Howard Thieve | 17 | Son | — | California |
| 48 | Mary Thieve | 8 | Daughter | — | California |
| 49 | Harry Lee | 72 | Head | Retired | Nevada |
| 50 | Frank D Vaughan | 74 | Head | Farmer | Wisconsin |
| 51 | Minnie R Vaughan | 69 | Wife | — | Wisconsin |
| 52 | John E Denver | 65 | Head | Farmer | Connecticut |
| 53 | Alma Denver | 52 | Wife | — | California |
| 54 | Jens A Hansen | 60 | Head | Farmer | Denmark |
| 55 | Henry Schramm | 54 | Head | Manager | California |
| 56 | Edna O Schramm | 54 | Wife | — | California |
| 57 | John Royer | 48 | Head | Farmer | Missouri |
| 58 | Gertrude Royer | 25 | Daughter | — | Nebraska |
| 59 | John J Royer | 17 | Son | Baker | Colorado |
| 60 | Howard Royer | 13 | Son | — | Colorado |
| 61 | Chris Peterson | 67 | Head | Farmer | Denmark |
| 62 | Ada O Peterson | 61 | Wife | — | Wisconsin |
| 63 | Elizabeth Roberts | 75 | Head | — | California |
| 64 | Charles J Wilkerson | 28 | Head | Plumber | South Dakota |
| 65 | June L Wilkerson | 22 | Wife | — | Illinois |
| 66 | Robert A Wilkerson | 12 | Son | — | Illinois |
| 67 | Arthur D Moses | 61 | Head | Farmer | Kansas |
| 68 | Olga A Moses | 57 | Wife | — | Minnesota |
| 69 | Walter C Smith | 54 | Head | Farmer Fruit + Poultry | Ohio |
| 70 | Verna M Smith | 49 | Wife | — | Kansas |
| 71 | Mildred M Smith | 25 | Daughter | Teacher | California |
| 72 | Willie J Hardy | 49 | Head | Farmer | California |
| 73 | Celia De Witt Hardy | 41 | Wife | — | Missouri |
| 74 | Willie E Hardy | 20 | Son | Naval Training | California |
| 75 | Elizabeth Hardy | 18 | Daughter | — | California |
| 76 | James A Hardy THIS PERSON | 16 | Son | — | California |
| 77 | Margaret C Hardy | 14 | Daughter | — | California |
| 78 | Carolyn C Hardy | 12 | Daughter | — | California |
| 79 | Robert W Hardy | 10 | Son | — | California |
| 80 | Helene M Hardy | 8 | Daughter | — | California |
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)