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Barbara Brown — 1940 US Census Record
Model Tree available1940 United States Federal Census · Grays-Harbor-County, Washington
Our Model Tree links this Barbara Brown across the 1920, 1930 and 1940 US Censuses in Grays-Harbor-County, Washington (XGBoost, ~Confirmed), with identified parents John & Katherine — first a daughter (b.~1918), then head of a 4-person household.
Age 22
b. ~1918
Female
Daughter
Born: Washington
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Grays-Harbor-County, Washington |
| Surname | Brown |
| Given Name | Barbara |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Washington |
| 1935 Residence (City) | City of Aberdeen |
| 1935 Residence (County) | Grays Harbor |
| Additional Details | |
| Class of Worker | 800 |
| Hours Worked | 40 |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
| Township / Ward | City Of Aberdeen |
| 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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Barbara | Age | Birth yr |
|---|---|---|---|---|
| Barbara Brown | Daughter | — | 22 | ~1918 |
| John Brown | Head | — | 58 | ~1882 |
| Jack Brown | Son | — | 21 | ~1919 |
| Katherine Brown | Spouse | — | 57 | ~1883 |
Census Appearances
1920
Grays Harbor, …
Daughter, age 2
Grays Harbor, Washington · implied b. ~1918 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brown |
| Given Name | Barbara J. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Washington |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Speaks English | No |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
1930
Grays Harbor, …
Daughter, age 12
Grays Harbor, Washington · implied b. ~1918 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brown |
| Given Name | Barbara |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Washington |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Michigan |
| Can Read/Write | Yes |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
1940
Grays-Harbor-County, Washington
Daughter, age 22
Grays-Harbor-County, Washington · implied b. ~1918 — 4 household members
| Surname | Brown |
| Given Name | Barbara |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Washington |
| 1935 Residence (City) | City of Aberdeen |
| 1935 Residence (County) | Grays Harbor |
| Class of Worker | 800 |
| Hours Worked | 40 |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
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 Barbara Brown across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Brown (~0.92 confidence) and mother Katherine Brown (~0.92 confidence) and father John Brown (~0.92 confidence) and father John Brown (~0.92 confidence) and mother Catherine Brown (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Brown
b. ~1882
Source father
● Household
· direct · ~0.92
Mother
Katherine Brown
b. ~1883
Source mother
● Household
· direct · ~0.92
Father
John Brown
b. ~1884
Source father
● Household
· direct · ~0.92
Father
John Brown
b. ~1884
Source father
● Household
· direct · ~0.92
Mother
Catherine Brown
b. ~1888
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Barbara Brown
Daughter · 1940 · age 22 · b. ~1918 · Washington
★ You are viewing this record
Sibling
Jack Brown
Sibling · 1940 · age 21
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 — Grays-Harbor-County, Washington
Open full size
1940 US Federal Census — Grays-Harbor-County, Washington
Page Contents
36 people indexed on this census page (nara:1940:m-t0627-04340-00493)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | John L. Brown | 58 | Head | Laborer | Pennsylvania |
| 2 | Katherine Brown | 57 | Wife | — | Michigan |
| 3 | Barbara Brown THIS PERSON | 22 | Daughter | — | Washington |
| 4 | Jack Brown | 21 | Son | Apprentice Mechanic | Washington |
| 5 | Patrick Cahill | 46 | Head | Timekeeper | Washington |
| 6 | Julia Cahill | 50 | Wife | Presser | England |
| 7 | John L. Stanford | 62 | Head | — | Ohio |
| 8 | Mattie Stanford | 59 | Wife | — | Michigan |
| 10 | Emma Crago | 49 | Head | Off-Bearer | South Dakota |
| 11 | Lorita Crago | 15 | Daughter | — | Washington |
| 12 | Carl G. Lundeen | 50 | Lodger | Drop-Man | South Dakota |
| 13 | A. J. Noel Waddell | 50 | Head | Laborer | England |
| 14 | Viola Waddell | 37 | Wife | Off-Bearer | Texas |
| 15 | Thomas Waddell | 14 | Son | — | Washington |
| 16 | Glenna Waddell | 12 | Daughter | — | Washington |
| 17 | John Neuman | 36 | Head | — | Wisconsin |
| 18 | Ben Neuman | 63 | Father | — | Poland |
| 19 | Bernice Neuman | 58 | Mother | — | Poland |
| 20 | Floyd Neuman | 27 | Brother | — | Wisconsin |
| 21 | Gertrude Neuman | 23 | Sister | — | Washington |
| 22 | Josephine Swiergula | 49 | Head | — | Poland |
| 23 | Carl Swiergula | 54 | Husband | Fireman | Poland |
| 24 | Edward Swiergula | 24 | Son | — | Washington |
| 25 | Leo Swiergula | 21 | Son | — | Washington |
| 26 | Eva Matulick | 27 | Head | — | Finland |
| 27 | Alfred Matulick | 13 | Son | — | Washington |
| 28 | Mark Matulick | 9 | Son | — | Washington |
| 31 | Joseph G. Lewis | 27 | Head | Mechanic | Washington |
| 32 | Helen Lewis | 24 | Wife | — | Minnesota |
| 33 | Patricia Lewis | 6 | Daughter | — | Washington |
| 34 | Jordan Lewis | 2 | Son | — | Washington |
| 35 | Gerald Lewis | 1 | Son | — | Washington |
| 37 | Gerald Grout-Lawson | 41 | Head | Laborer | Iowa |
| 38 | Faye Grout-Lawson | 40 | Wife | — | Iowa |
| 39 | Geraldine Grout-Lawson | 20 | Daughter | Librarian | Iowa |
| 40 | Rex (Ab) Grout-Lawson | 19 | Son | — | Iowa |
Pedigree Summary
Barbara + 1 sibling
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)