DT
David Thomas — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Washington, Pennsylvania
Our Model Tree links this David Thomas across the 1900, 1910, 1920 and 1930 US Censuses in Washington, Pennsylvania (XGBoost, ~Confirmed) — first a head (b.~1865), then head of a 4-person household.
Age 65
b. ~1865
Male
Head
Born: Pennsylvania
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Washington, Pennsylvania |
| Surname | Thomas |
| Given Name | David |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 65 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Age at First Marriage | 30 |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Pennsylvania |
| Additional Details | |
| Occupation | Farmer |
| Industry | Gen. Farm |
| Class of Worker | OA |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Veteran | No |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Farmer |
| Township / Ward | Nottingham Township |
| Est. Birth Year | ~1865 |
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.
4 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to David | Age | Birth yr |
|---|---|---|---|---|
| Sarah Thomas | Daughter | — | 16 | ~1914 |
| David Thomas | Head | — | 65 | ~1865 |
| Sarah Thomas | Other | — | 62 | ~1868 |
| Robert Thomas | Son | — | 27 | ~1903 |
Census Appearances
1900
Washington, Pennsylvania
Head, age 36
Washington, Pennsylvania · implied b. ~1864 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | David |
| Relationship to Head | Head |
| Sex | m |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Birth Month | Aug |
| Birth Year | 1864 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Farmer |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1910
Washington, Pennsylvania
Head, age 45
Washington, Pennsylvania · implied b. ~1865 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | David |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 45 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Farmer |
| Industry | General Farm |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1920
Washington, Pennsylvania
Head, age 54
Washington, Pennsylvania · implied b. ~1866 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | David |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 54 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Farmer |
| Industry | General Farm |
| Class of Worker | OA |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | R |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Washington, Pennsylvania
Head, age 65
Washington, Pennsylvania · implied b. ~1865 — 4 household members
| Surname | Thomas |
| Given Name | David |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 65 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Age at First Marriage | 30 |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Pennsylvania |
| Occupation | Farmer |
| Industry | Gen. Farm |
| Class of Worker | OA |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Veteran | No |
| 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 David Thomas across 4 US Census years (1900, 1910, 1920 and 1930) in Washington, Pennsylvania, using XGBoost record linkage.
Show:
This person
Anchor record
David Thomas
Head · 1930 · age 65 · b. ~1865 · Pennsylvania
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Washington, Pennsylvania
Open full size
1930 US Federal Census — Washington, Pennsylvania
Page Contents
50 people indexed on this census page (ia:1930:fifteenthcensus00reel2163:0410)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | James A. Mcnary | 73 | Head | Farmer | Pennsylvania |
| 2 | Hannah F. Mcnary | 64 | Wife-H | — | Pennsylvania |
| 3 | Fanny B. Mcnary | 39 | Daughter | — | Pennsylvania |
| 4 | Carl J. Mcnary | 34 | Son | Farmer | Pennsylvania |
| 5 | Agnes Mcnary | 34 | Dau Law | — | Pennsylvania |
| 6 | Hannah J. Mcnary | 9 | G. Daughter | — | Pennsylvania |
| 7 | Benjamin C. Mcnary | 8 | G. Son | — | Pennsylvania |
| 8 | William H. Mcnary | 4 | G. Son | — | Pennsylvania |
| 9 | John Mcnary | 35 | Head | Farmer | Pennsylvania |
| 10 | Fay C. Mcnary | 33 | Wife-H | — | Pennsylvania |
| 11 | John S. Mcnary | 5 | Son | — | Pennsylvania |
| 12 | Curtis Rutan | 27 | Bro Law | Laborer | Pennsylvania |
| 13 | William T. Rutan | 6 | Nephew | — | Pennsylvania |
| 14 | Charles B. Rutan | 3 | Nephew | — | Pennsylvania |
| 15 | David Thomas THIS PERSON | 65 | Head | Farmer | Pennsylvania |
| 16 | Sarah Thomas | 62 | Wife-H | — | Pennsylvania |
| 17 | Robert Thomas | 27 | Son | Laborer | Pennsylvania |
| 18 | Sarah Thomas | 16 | Daughter | — | Pennsylvania |
| 19 | Leroy Thomas | 33 | Head | Laborer | Pennsylvania |
| 20 | Clara C. Thomas | 30 | Wife-H | — | Pennsylvania |
| 21 | Eleanor J. Thomas | 10 | Daughter | — | Pennsylvania |
| 22 | Leona C. Thomas | 7 | Daughter | — | Pennsylvania |
| 23 | Virginia Thomas | 4 | Daughter | — | Pennsylvania |
| 24 | John Mcdonald | 50 | Head | Farmer | Pennsylvania |
| 25 | Calvin G. Mcdonald | 51 | Nephew | Road Foreman | West Virginia |
| 26 | Mary T. Mcdonald | 17 | Niece H | — | Pennsylvania |
| 27 | James J. Mcdonald | 16 | Nephew | — | Pennsylvania |
| 28 | Anna Aferina | 59 | House Keeper | House Keeper | Scotland |
| 29 | Lula B. Mayo | 48 | Head-H | — | Pennsylvania |
| 30 | Charles Houseman | 73 | Boarder | Farmer | Pennsylvania |
| 31 | John L. Mathison | 65 | Head | Farmer | Indiana |
| 32 | Sadie Mathison | 46 | Wife-H | — | Pennsylvania |
| 33 | Helen S. Mathison | 21 | Daughter | — | Indiana |
| 34 | Sarah L. Mathison | 20 | Daughter | — | Pennsylvania |
| 35 | Margaret C. Mathison | 18 | Daughter | — | Indiana |
| 36 | Raymond Mathison | 15 | Son | — | Indiana |
| 37 | Anthony Aloia | 40 | Head | Farmer | Italy |
| 38 | Mary Aloia | 41 | Wife-H | — | Italy |
| 39 | Peter Aloia | 18 | Son | Laborer | Italy |
| 40 | Arthur Aloia | 17 | Son | Laborer | Pennsylvania |
| 41 | Albert Aloia | 13 | Son | — | Pennsylvania |
| 42 | Rose Aloia | 11 | Daughter | — | Pennsylvania |
| 43 | Helen Aloia | 8 | Daughter | — | Pennsylvania |
| 44 | Annie Aloia | 7 | Daughter | — | Pennsylvania |
| 45 | Fanny Morrison | 62 | Head-H | — | Pennsylvania |
| 46 | Laura P. Morrison | 31 | Daughter | — | Pennsylvania |
| 47 | Walter Morrison | 28 | Son | Line Walker | Pennsylvania |
| 48 | Betty Joe Mcdonald | 12 | Cousin | — | Pennsylvania |
| 49 | Edward S. Williams | 56 | Head | — | Wales |
| 50 | Elmer E. Williams | 26 | Son | Salesman | Pennsylvania |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 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)