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James Davidson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Schuylkill-County, Pennsylvania
Our Model Tree links this James Davidson across the 1930 and 1940 US Censuses in Schuylkill-County, Pennsylvania (XGBoost, ~Confirmed) — first a son (b.~1928), then head of a 10-person household.
Age 12
b. ~1928
Male
Son
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Schuylkill-County, Pennsylvania |
| Surname | Davidson |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | St. Nicholas |
| 1935 Residence (County) | Schuylkill |
| Additional Details | |
| Highest Grade | No 5 |
| 1935 Residence | Same house |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | St Nicholas |
| 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 James | Age | Birth yr |
|---|---|---|---|---|
| Evelyn Davidson | Daughter | — | 17 | ~1923 |
| Elizabeth Davidson | Daughter | — | 15 | ~1925 |
| Laura Davidson | Daughter | — | 26 | ~1914 |
| Gladys Davidson | Daughter | — | 25 | ~1915 |
| Joseph Davidson | Head | — | 55 | ~1885 |
| Donald Davidson | Son | — | 10 | ~1930 |
| Robert Davidson | Son | — | 22 | ~1918 |
| James Davidson | Son | — | 12 | ~1928 |
| Norman Davidson | Son | — | 9 | ~1931 |
| Maude Davidson | Spouse | — | 51 | ~1889 |
Census Appearances
1930
Schuylkill, Pennsylvania
Son, age 2
Schuylkill, Pennsylvania · implied b. ~1928 — 12 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davidson |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Can Read/Write | No |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Schuylkill-County, Pennsylvania
Son, age 12
Schuylkill-County, Pennsylvania · implied b. ~1928 — 10 household members
| Surname | Davidson |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | St. Nicholas |
| 1935 Residence (County) | Schuylkill |
| Highest Grade | No 5 |
| 1935 Residence | Same house |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
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 Davidson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
James Davidson
Son · 1940 · age 12 · b. ~1928 · Pennsylvania
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Sibling
Donald Davidson
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Laura Davidson
Sibling · 1940 · age 26
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Evelyn Davidson
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Davidson
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elizabeth Davidson
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Gladys Davidson
Sibling · 1940 · age 25
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Norman Davidson
Sibling · 1940 · age 9
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 — Schuylkill-County, Pennsylvania
Open full size
1940 US Federal Census — Schuylkill-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03603-00038)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Catherine Costello | 30 | Sister | School Teacher | Pennsylvania |
| 42 | Olouis Thistle | 39 | Head | — | Pennsylvania |
| 43 | Louis Thistle | 13 | Son | — | Pennsylvania |
| 44 | Theodore Thistle | 4 | Son | — | Pennsylvania |
| 45 | John Donavan | 39 | Head | Laborer | Pennsylvania |
| 46 | Florence Donavan | 38 | Sister | Housemaid | Pennsylvania |
| 47 | Patrick Breparia | 39 | Brother-in-law | Contract Miner | Pennsylvania |
| 48 | Marie Breparia | 43 | Sister | — | Pennsylvania |
| 49 | John Breparia | 9 | Nephew | — | Pennsylvania |
| 50 | Benjamin Lawson | 45 | Head | Contract Miner | Pennsylvania |
| 51 | Rose Lawson | 35 | Wife | — | Austria |
| 52 | Michael Lawson | 13 | Son | — | Pennsylvania |
| 53 | Peter Lawson | 10 | Son | — | Pennsylvania |
| 54 | Anna Lawson | 9 | Daughter | — | Pennsylvania |
| 55 | Benjamin Lawson | 7 | Son | — | Pennsylvania |
| 56 | Robert Lawson | 6 | Son | — | Pennsylvania |
| 57 | Edward Lawson | 4 | Son | — | Pennsylvania |
| 58 | Rose Marie Lawson | 1 | Daughter | — | Pennsylvania |
| 59 | Mary Lawson | 17 | Niece | — | Pennsylvania |
| 60 | Edward R. Parker | 43 | Head | Lamp Man | Pennsylvania |
| 61 | Ethel Parker | 41 | Wife | — | Pennsylvania |
| 62 | Edward L. Parker | 18 | Son | Laborer | Pennsylvania |
| 63 | J. Bruce Parker | 17 | Son | — | Pennsylvania |
| 64 | Mary Parker | 15 | Daughter | — | Pennsylvania |
| 65 | Jane Parker | 11 | Daughter | — | Pennsylvania |
| 66 | Ethel Parker | 10 | Daughter | — | Pennsylvania |
| 67 | Joseph Davidson | 55 | Head | Laborer | Pennsylvania |
| 68 | Maude Davidson | 51 | Wife | — | Pennsylvania |
| 69 | Laura Davidson | 26 | Daughter | Housekeeper | Pennsylvania |
| 70 | Gladys Davidson | 25 | Daughter | New Worker | Pennsylvania |
| 71 | Robert Davidson | 22 | Son | New Worker | Pennsylvania |
| 72 | Evelyn Davidson | 17 | Daughter | — | Pennsylvania |
| 73 | Elizabeth Davidson | 15 | Daughter | — | Pennsylvania |
| 74 | James Davidson THIS PERSON | 12 | Son | — | Pennsylvania |
| 75 | Donald Davidson | 10 | Son | — | Pennsylvania |
| 76 | Norman Davidson | 9 | Son | — | Pennsylvania |
| 77 | Daniel Campbell | 41 | Head | Laborer | Pennsylvania |
| 78 | Agnes Campbell | 38 | Wife | — | Pennsylvania |
| 79 | Jean Campbell | 9 | Daughter | — | Pennsylvania |
| 80 | Mary Campbell | 6 | Daughter | — | Pennsylvania |
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)