DB
David Brown — 1940 US Census Record
Model Tree available1940 United States Federal Census · Schuylkill-County, Pennsylvania
Our Model Tree links this David Brown across the 1920, 1930 and 1940 US Censuses in Schuylkill-County, Pennsylvania (XGBoost, ~Confirmed), with identified parents Matthew & Thomas — first a son (b.~1910), then head of a 10-person household.
Age 30
b. ~1910
Male
Son
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Schuylkill-County, Pennsylvania |
| Surname | Brown |
| Given Name | David |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Minersville borough |
| 1935 Residence (County) | Schuylkill |
| Additional Details | |
| Occupation | Labor |
| Industry | anth-miner |
| Class of Worker | PW |
| Hours Worked | 60 |
| Highest Grade | No 12 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Labor |
| Township / Ward | Minersville Borough |
| Est. Birth Year | ~1910 |
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 David | Age | Birth yr |
|---|---|---|---|---|
| Helen Brown | Daughter | — | 26 | ~1914 |
| Nancy Brown | Daughter | — | 9 | ~1931 |
| Thomas Brown | Head | — | 60 | ~1880 |
| Thomas Brown | Son | — | 28 | ~1912 |
| James Brown | Son | — | 17 | ~1923 |
| Karola Brown | Son | — | 5 | ~1935 |
| Joseph Brown | Son | — | 14 | ~1926 |
| Daniel Brown | Son | — | 19 | ~1921 |
| David Brown | Son | — | 30 | ~1910 |
| Martha Brown | Spouse | — | 54 | ~1886 |
Census Appearances
1920
Schuylkill, Pennsylvania
Son, age 8
Schuylkill, Pennsylvania · implied b. ~1912 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brown |
| Given Name | David |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Lawrence, Pennsylvania
Son, age 19
Lawrence, Pennsylvania · implied b. ~1911 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brown |
| Given Name | David |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Wales |
| Occupation | Clerk |
| Industry | Steel Mill |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Schuylkill-County, Pennsylvania
Son, age 30
Schuylkill-County, Pennsylvania · implied b. ~1910 — 10 household members
| Surname | Brown |
| Given Name | David |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Minersville borough |
| 1935 Residence (County) | Schuylkill |
| Occupation | Labor |
| Industry | anth-miner |
| Class of Worker | PW |
| Hours Worked | 60 |
| Highest Grade | No 12 |
| 1935 Residence | Same place |
| 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 Brown across 3 US Census years (1920, 1930 and 1940) in 3 locations, using XGBoost record linkage. Identified parents: father Matthew Brown (~0.92 confidence) and father Thomas Brown (~0.92 confidence) and mother Martha Brown (~0.92 confidence) and father Ray Brown (~0.92 confidence) and mother Susan Brown (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Matthew Brown
b. ~1873
Source father
● Household
· direct · ~0.92
Father
Thomas Brown
b. ~1880
Source father
● Household
· direct · ~0.92
Mother
Martha Brown
b. ~1886
Source mother
● Household
· direct · ~0.92
Father
Ray Brown
b. ~1890
Source father
● Household
· direct · ~0.92
Mother
Susan Brown
b. ~1892
Source mother
● Household
· direct · ~0.92
This person
Anchor record
David Brown
Son · 1940 · age 30 · b. ~1910 · Pennsylvania
★ You are viewing this record
Sibling
Karola Brown
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Nancy Brown
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Helen Brown
Sibling · 1940 · age 26
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thomas Brown
Sibling · 1940 · age 28
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Brown
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Brown
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Daniel Brown
Sibling · 1940 · age 19
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-t0627-03603-00648)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Michael Gaburick | 33 | Head | Shipper | Pennsylvania |
| 2 | Paul Gaburick | 27 | son | Packer | Pennsylvania |
| 3 | Frank Melenchick | 34 | son-in-law | Labor | Pennsylvania |
| 4 | Susan Melenchick | 29 | wife | — | Pennsylvania |
| 5 | Frank Melenchick | 2 | son | — | Pennsylvania |
| 6 | Margaret Tupuna | 12 | grand | — | Pennsylvania |
| 7 | Eleanore Tupuna | 14 | daughter | — | Pennsylvania |
| 8 | John Sminski | 48 | Head | Miner | Austria |
| 9 | Mary Sminski | 43 | wife | — | Pennsylvania |
| 10 | John Sminski | 21 | son | Textile | Pennsylvania |
| 11 | Michael Sminski | 18 | son | None | Pennsylvania |
| 12 | Joseph Sminski | 17 | son | None | Pennsylvania |
| 13 | Stephen Sminski | 14 | son | — | Pennsylvania |
| 14 | Francis Sminski | 11 | son | — | Pennsylvania |
| 15 | Jesse Jenkins | 57 | Head | Labor | Pennsylvania |
| 16 | Martha Jenkins | 54 | wife | — | Pennsylvania |
| 17 | Leonard Ymilaitus | 29 | Head | Labor | Pennsylvania |
| 18 | Mary Ymilaitus | 24 | wife | — | Pennsylvania |
| 19 | Mary Ymilaitus | 5 | daughter | — | Pennsylvania |
| 20 | Thomas Brown | 60 | Head | Labor | Pennsylvania |
| 21 | Martha Brown | 54 | wife | — | Pennsylvania |
| 22 | David Brown THIS PERSON | 30 | son | Labor | Pennsylvania |
| 23 | Thomas Brown | 28 | son | Labor | Pennsylvania |
| 24 | Helen Brown | 26 | daughter | Labor | Pennsylvania |
| 25 | Daniel Brown | 19 | son | Labor | Pennsylvania |
| 26 | James Brown | 17 | son | — | Pennsylvania |
| 27 | Joseph Brown | 14 | son | — | Pennsylvania |
| 28 | Nancy Brown | 9 | daughter | — | Pennsylvania |
| 29 | Karola Brown | 5 | son | — | Pennsylvania |
| 30 | John Tuson | 51 | Head | Janitor | Lithuania |
| 31 | Eva Tuson | 50 | wife | — | Pennsylvania |
| 32 | Albert Bendinsky | 25 | son | Salesman | Pennsylvania |
| 33 | Clara Ruikue | 20 | daughter | Receptionist | Pennsylvania |
| 34 | Francis Ruikue | 18 | daughter | — | Pennsylvania |
| 35 | Louis Pasqua | 27 | Head | Labor | Pennsylvania |
| 36 | Elizabeth Pasqua | 25 | wife | Textile | Pennsylvania |
| 37 | Anna Zalesky | 26 | Head | Textile | Pennsylvania |
| 38 | Joan M. Zalesky | 5 | daughter | — | Pennsylvania |
| 39 | Robert W. Getty | 40 | Head | Plumber | Pennsylvania |
| 40 | Anna Getty | 36 | wife | — | Pennsylvania |
Pedigree Summary
David + 7 siblings
Gen 1 · 5 parents
~0.92
Max depth 4 (1900–1950 window)
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)