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Doris Williams — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Suffolk-County, Massachusetts
Our Model Tree links this Doris Williams across the 1930 and 1940 US Censuses in Suffolk-County, Massachusetts (XGBoost, ~Confirmed) — first a daughter (b.~1928), then head of a 9-person household.
Age 12
b. ~1928
Female
Daughter
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Suffolk-County, Massachusetts |
| Surname | Williams |
| Given Name | Doris |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Boston |
| 1935 Residence (County) | Suffolk |
| Additional Details | |
| Highest Grade | No 5 |
| 1935 Residence | Same Place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | Boston |
| 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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Doris | Age | Birth yr |
|---|---|---|---|---|
| Mary Williams | Daughter | — | 20 | ~1920 |
| Doris Williams | Daughter | — | 12 | ~1928 |
| Betty Williams | Daughter | — | 6 | ~1934 |
| Margaret Williams | Daughter | — | 19 | ~1921 |
| Barbara Williams | Daughter | — | 3 | ~1937 |
| Beverly Williams | Daughter | — | 8 | ~1932 |
| William Williams | Head | — | 50 | ~1890 |
| Donald Williams | Son | — | 10 | ~1930 |
| Beatrice Williams | Spouse | — | 42 | ~1898 |
Census Appearances
1930
Suffolk, Massachusetts
Daughter, age 2
Suffolk, Massachusetts · implied b. ~1928 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Williams |
| Given Name | Doris |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Canada English |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Suffolk-County, Massachusetts
Daughter, age 12
Suffolk-County, Massachusetts · implied b. ~1928 — 9 household members
| Surname | Williams |
| Given Name | Doris |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Boston |
| 1935 Residence (County) | Suffolk |
| Highest Grade | No 5 |
| 1935 Residence | Same Place |
| 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 Doris Williams across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Doris Williams
Daughter · 1940 · age 12 · b. ~1928 · Massachusetts
★ You are viewing this record
Sibling
Margaret Williams
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Williams
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Beverly Williams
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Donald Williams
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Betty Williams
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Barbara Williams
Sibling · 1940 · age 3
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 — Suffolk-County, Massachusetts
Open full size
1940 US Federal Census — Suffolk-County, Massachusetts
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01665-00637)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | George Phaalf | 52 | Head | Cable Placer | Vermont |
| 42 | Mary A Phaalf | 52 | Wife | — | Massachusetts |
| 43 | Mary E Phaalf | 23 | daughter | Salesgirl | Massachusetts |
| 44 | William F Phaalf | 21 | Son | Shipper | Massachusetts |
| 45 | Patrick Mahon | 81 | Head | — | Canada English |
| 46 | Delliz A Mahon | 80 | Wife | — | Massachusetts |
| 47 | John P Mahon | 49 | Son | Meter Tester | Massachusetts |
| 48 | William H Mahon | 78 | Brother | — | Canada English |
| 49 | Mary E Mahon | 82 | Sister | — | Canada English |
| 50 | Adam Mazlasky | 54 | Head | Truck Driver | Lithuania |
| 51 | Mary Mazlasky | 50 | Wife | — | Lithuania |
| 52 | Genevieve Mazlasky | 24 | daughter | Cutter | Massachusetts |
| 53 | Wanda Mazlasky | 22 | daughter | New Worker | Massachusetts |
| 54 | Edward Mazlasky | 16 | Son | New Worker | Massachusetts |
| 55 | William J Williams | 50 | Head | Elevator Operator | Massachusetts |
| 56 | Beatrice Williams | 42 | Wife | — | Massachusetts |
| 57 | Mary Williams | 20 | daughter | Folder | Massachusetts |
| 58 | Margaret Williams | 19 | daughter | Stripper | Massachusetts |
| 59 | Doris Williams THIS PERSON | 12 | daughter | — | Massachusetts |
| 60 | Donald Williams | 10 | Son | — | Massachusetts |
| 61 | Beverly Williams | 8 | daughter | — | Massachusetts |
| 62 | Betty Williams | 6 | daughter | — | Massachusetts |
| 63 | Barbara Williams | 3 | daughter | — | Massachusetts |
| 64 | Francis A Callanan | 44 | Head | Truck Driver | Massachusetts |
| 65 | Mary E Callanan | 39 | Wife | — | Massachusetts |
| 66 | Mary A Callanan | 11 | daughter | — | Massachusetts |
| 67 | Genevieve F Callanan | 9 | daughter | — | Massachusetts |
| 68 | Francis Callanan | 5 | Son | — | Massachusetts |
| 69 | Joseph Callanan | 2 | Son | — | Massachusetts |
| 70 | Barbara White | 33 | Sister-in-law | Packer | Massachusetts |
| 71 | Donald White | 5 | Nephew | — | Massachusetts |
| 72 | Alexander Nash | 38 | Head | Moulder | Massachusetts |
| 73 | Edna Nash | 37 | Wife | — | Massachusetts |
| 74 | William Nash | 9 | Son | — | Massachusetts |
| 75 | Carolyn Nash | 3 | daughter | — | Massachusetts |
| 76 | Margaret J Duggleby | 60 | Head | — | Eire |
| 77 | Lillian Duggleby | 27 | Daughter | Examiner | Massachusetts |
| 78 | Hester M Campbell | 39 | Son-in-law | Superintendent | Scotland |
| 79 | Agnes R Campbell | 39 | Daughter | — | New York |
| 80 | Allan C Campbell | 14 | Grand-Daughter | — | Massachusetts |
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)