JH
James Hardin — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Fairfax-County, Virginia
Our Model Tree links this James Hardin across the 1930 and 1940 US Censuses in Fairfax-County, Virginia (XGBoost, ~Confirmed) — first a son (b.~1918), then head of a 8-person household.
Age 22
b. ~1918
Male
Son
Born: Virginia
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Fairfax-County, Virginia |
| Surname | Hardin |
| Given Name | James L. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Virginia |
| 1935 Residence (City) | Falls Church District |
| 1935 Residence (County) | Fairfax |
| Additional Details | |
| Occupation | Laborer |
| Class of Worker | OA |
| Highest Grade | H 1 |
| 1935 Residence | Same place |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
| Occupation | Laborer |
| Township / Ward | Falls Church District |
| Est. Birth Year | ~1918 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Roland Hardin | Son | — | 15 | ~1925 |
| Aubury Hardin | Head | — | 55 | ~1885 |
| Dorthy Hardin | Daughter | — | 26 | ~1914 |
| William Hardin | Son | — | 20 | ~1920 |
| James Hardin | Son | — | 6 | ~1934 |
| Edward Hardin | Son | — | 17 | ~1923 |
| James Hardin | Son | — | 22 | ~1918 |
| Julia Hardin | Spouse | — | 49 | ~1891 |
Census Appearances
1930
Fairfax, Virginia
Son, age 12
Fairfax, Virginia · implied b. ~1918 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hardin |
| Given Name | James A. Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Virginia |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Virginia |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
1940
Fairfax-County, Virginia
Son, age 22
Fairfax-County, Virginia · implied b. ~1918 — 8 household members
| Surname | Hardin |
| Given Name | James L. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Virginia |
| 1935 Residence (City) | Falls Church District |
| 1935 Residence (County) | Fairfax |
| Occupation | Laborer |
| Class of Worker | OA |
| Highest Grade | H 1 |
| 1935 Residence | Same place |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
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 Hardin across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
James Hardin
Son · 1940 · age 22 · b. ~1918 · Virginia
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Sibling
Edward Hardin
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dorthy Hardin
Sibling · 1940 · age 26
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Hardin
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Hardin
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Roland Hardin
Sibling · 1940 · age 15
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 — Fairfax-County, Virginia
Open full size
1940 US Federal Census — Fairfax-County, Virginia
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04261-00404)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Charles O'Shaughnessy | 36 | head | Clerk | Virginia |
| 2 | Francis O'Shaughnessy | 35 | wife | — | Virginia |
| 3 | Judith Taylor | 26 | lodger | Teacher | Virginia |
| 4 | Timothy Sauls | 42 | head | Repairman | Virginia |
| 5 | Lena Sauls | 38 | wife | — | Virginia |
| 6 | Lena F Sauls | 15 | daughter | — | Virginia |
| 7 | Naomi Sauls | 13 | daughter | — | Virginia |
| 8 | Louis Ann Sauls | 9 | daughter | — | Virginia |
| 9 | Mary Ellen Sauls | 7 | daughter | — | Virginia |
| 10 | Robert Sauls | 5 | son | — | Virginia |
| 11 | Emory Rullman | 31 | head | Crane Operator | Virginia |
| 12 | Laura Rullman | 32 | wife | — | Virginia |
| 13 | Shirley Rullman | 8 | daughter | — | Washington D.C. |
| 14 | Patsy Rullman | 2 | daughter | — | Washington D.C. |
| 15 | William Krummes | 33 | head | Administrative | Nebraska |
| 16 | Anjane Krummes | 32 | wife | — | Idaho |
| 17 | Anjane Krummes | 2 | daughter | — | New Mexico |
| 18 | Clarence Yatnet | 30 | head | Carpenter | Virginia |
| 19 | Lillian Yatnet | 19 | wife | — | Virginia |
| 20 | Sylvanus Morgan | 29 | head | General Helper | Virginia |
| 21 | Marlene Morgan | 5 | daughter | — | Virginia |
| 22 | Terry Morgan | 2 | son | — | Virginia |
| 23 | Pauline Lee | 22 | maid | Domestic | Virginia |
| 24 | Edward Hallow | 65 | head | — | Virginia |
| 25 | Mattie Hallow | 65 | wife | — | Virginia |
| 26 | Mary Alvis Hallow | 36 | daughter | — | Virginia |
| 27 | John M. Spitzer | 39 | head | Clerk | Colorado |
| 28 | Mildred Spitzer | 32 | wife | — | Colorado |
| 29 | Dorothy Spitzer | 10 | daughter | — | Colorado |
| 30 | Elizabeth Spitzer | 8 | daughter | — | Colorado |
| 31 | John W. Spitzer | 7 | son | — | Colorado |
| 32 | Walter Spitzer | 2 | son | — | New Mexico |
| 33 | Aubury J. Hardin | 55 | head | Clerical | Virginia |
| 34 | Julia May Hardin | 49 | wife | — | Virginia |
| 35 | Dorthy Hardin | 26 | daughter | — | Virginia |
| 36 | James L. Hardin THIS PERSON | 22 | son | Laborer | Virginia |
| 37 | William L. Hardin | 20 | son | Laborer | Virginia |
| 38 | Edward M. Hardin | 17 | son | Laborer | Virginia |
| 39 | Roland Hardin | 15 | son | — | Virginia |
| 40 | James Robert Hardin | 6 | son | — | Washington D.C. |
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)