DW
Dorothy Williams — 1940 US Census Record
Model Tree available1940 United States Federal Census · Plymouth-County, Massachusetts
Our Model Tree links this Dorothy Williams across the 1920, 1930 and 1940 US Censuses in Plymouth-County, Massachusetts (XGBoost, ~Confirmed), with identified parents Walter & Alice — first a daughter (b.~1900), then head of a 6-person household.
Age 40
b. ~1900
Female
Daughter
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Plymouth-County, Massachusetts |
| Surname | Williams |
| Given Name | Dorothy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 40 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Brockton City |
| 1935 Residence (County) | PLYMOUTH |
| Additional Details | |
| Occupation | Stenographer |
| Industry | Shoe Factory |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 900 |
| Highest Grade | H 4 |
| 1935 Residence | Same House |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Stenographer |
| Township / Ward | Brockton City |
| Est. Birth Year | ~1900 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Dorothy | Age | Birth yr |
|---|---|---|---|---|
| Barbara Bemis | Daughter | — | 32 | ~1908 |
| Dorothy Williams | Daughter | — | 40 | ~1900 |
| Irving Chew | Head | — | 46 | ~1894 |
| Lloyd Bemis | Other | — | 34 | ~1906 |
| Margaret Shuley | Other | — | 62 | ~1878 |
| James Shuley | Other | — | 63 | ~1877 |
Census Appearances
1920
Plymouth, Massachusetts
Daughter, age 19
Plymouth, Massachusetts · implied b. ~1901 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Williams |
| Given Name | Dorothy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | Clerk |
| Industry | Shoe Shop |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Plymouth, Massachusetts
Daughter, age 29
Plymouth, Massachusetts · implied b. ~1901 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Williams |
| Given Name | Dorothy E |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 29 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Plymouth-County, Massachusetts
Daughter, age 40
Plymouth-County, Massachusetts · implied b. ~1900 — 6 household members
| Surname | Williams |
| Given Name | Dorothy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 40 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Brockton City |
| 1935 Residence (County) | PLYMOUTH |
| Occupation | Stenographer |
| Industry | Shoe Factory |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 900 |
| Highest Grade | H 4 |
| 1935 Residence | Same House |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
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 Dorothy Williams across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Walter Williams (~0.92 confidence) and mother Alice Williams (~0.92 confidence) and mother Flora Williams (~0.92 confidence) and father Walter Williams (~0.92 confidence) and father Irving Chew (~0.60 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.86
Father
Walter Williams
b. ~1857
Source father
● Household
· direct · ~0.92
Mother
Alice Williams
b. ~1873
Source mother
● Household
· direct · ~0.92
Mother
Flora Williams
b. ~1873
Source mother
● Household
· direct · ~0.92
Father
Walter Williams
b. ~1878
Source father
● Household
· direct · ~0.92
Father
Irving Chew
b. ~1894
Source father
● Household
· direct · ~0.6
This person
Anchor record
Dorothy Williams
Daughter · 1940 · age 40 · b. ~1900 · Massachusetts
★ You are viewing this record
Sibling
Barbara Bemis
Sibling · 1940 · age 32
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 — Plymouth-County, Massachusetts
Open full size
1940 US Federal Census — Plymouth-County, Massachusetts
Page Contents
21 people indexed on this census page (nara:1940:m-t0627-01636-00229)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Mary Masterson | 57 | Head | Kindergarten Teacher | New York |
| 2 | Joan Masterson | 24 | Daughter | English Teacher | Massachusetts |
| 3 | Herbert Chase | 33 | Head | Dentist | Massachusetts |
| 4 | Elsa Chase | 29 | Wife | — | Massachusetts |
| 5 | Alice Garbarino | 55 | Head | — | Massachusetts |
| 6 | Grace Garbarino | 24 | Daughter | Designer | Massachusetts |
| 7 | John Megathlin | 65 | Head | Bus Driver | Massachusetts |
| 8 | Sylvia Megathlin | 64 | Wife | — | Massachusetts |
| 9 | Sara Davidson | 58 | Head | Practical Nurse | New Hampshire |
| 10 | Allston Davidson | 23 | Son | Office Clerk | Massachusetts |
| 11 | E. Ashley Davidson | 19 | Son | — | Massachusetts |
| 12 | Frank Staples | 75 | Lodger | Treeer | Maine |
| 13 | Grace Studley | 49 | Head | Latin Teacher | Massachusetts |
| 14 | Irving Chew | 46 | Head | Shipper | Massachusetts |
| 15 | Dorothy Williams THIS PERSON | 40 | Daughter | Stenographer | Massachusetts |
| 16 | Lloyd Bemis | 34 | Son-in-law | Travel Lecturer | Massachusetts |
| 17 | Barbara Bemis | 32 | Daughter | Piano Teacher | Massachusetts |
| 18 | James J. Shuley | 63 | Lodger | Electrician | New York |
| 19 | Margaret Shuley | 62 | Lodger | — | Massachusetts |
| 20 | Arthur C. Allen | 22 | Head | Decorator | Massachusetts |
| 21 | Lorraine Allen | 21 | Wife | — | Massachusetts |
Pedigree Summary
Dorothy + 1 sibling
Gen 1 · 5 parents
~0.86
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)