BW
Bertha Williams — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Essex-County, Massachusetts
Our Model Tree links this Bertha Williams across the 1930 and 1940 US Censuses in Essex-County, Massachusetts (XGBoost, ~Confirmed) — first a daughter (b.~1922), then head of a 11-person household.
Age 18
b. ~1922
Female
Daughter
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Essex-County, Massachusetts |
| Surname | Williams |
| Given Name | Bertha |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Salem City |
| 1935 Residence (County) | Essex |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same house |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | Salem City |
| Est. Birth Year | ~1922 |
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.
11 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Bertha | Age | Birth yr |
|---|---|---|---|---|
| Bertha Williams | Daughter | — | 18 | ~1922 |
| Eleanor Williams | Daughter | — | 10 | ~1930 |
| Phyllis Williams | Daughter | — | 14 | ~1926 |
| Martha Williams | Daughter | — | 20 | ~1920 |
| Mary Williams | Daughter | — | 6 | ~1934 |
| Charles Williams | Head | — | 45 | ~1895 |
| Robert Williams | Son | — | 9 | ~1931 |
| Ralph Williams | Son | — | 7 | ~1933 |
| Charles Williams | Son | — | 17 | ~1923 |
| George Williams | Son | — | 15 | ~1925 |
| Georgia Williams | Spouse | — | 48 | ~1892 |
Census Appearances
1930
Essex, Massachusetts
Daughter, age 8
Essex, Massachusetts · implied b. ~1922 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Williams |
| Given Name | Bertha E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Essex-County, Massachusetts
Daughter, age 18
Essex-County, Massachusetts · implied b. ~1922 — 11 household members
| Surname | Williams |
| Given Name | Bertha |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Salem City |
| 1935 Residence (County) | Essex |
| Income (1939) | 0 |
| Highest Grade | Hs 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 Bertha Williams across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Bertha Williams
Daughter · 1940 · age 18 · b. ~1922 · Massachusetts
★ You are viewing this record
Sibling
George Williams
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Eleanor Williams
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ralph Williams
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Williams
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Martha Williams
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Williams
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Phyllis Williams
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charles Williams
Sibling · 1940 · age 17
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 — Essex-County, Massachusetts
Open full size
1940 US Federal Census — Essex-County, Massachusetts
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01589-01106)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Frank Dalton | 63 | Head | Mailman | Massachusetts |
| 2 | Rosilda D. Dalton | 58 | Wife | — | Massachusetts |
| 3 | Hattie F. Goodhue | 59 | Head | — | Massachusetts |
| 4 | Carrie E. Goodhue | 67 | Sister | Cashier | Massachusetts |
| 5 | Jennie R. Rickards | 61 | Head | — | Canada English |
| 6 | Harry D. Rickards | 23 | Son | Chef | Massachusetts |
| 7 | Edmund J. D. Barron | 50 | Head | Heating Engineer | Massachusetts |
| 8 | Anna Barron | 46 | Wife | — | Massachusetts |
| 9 | Arthur T. (A.V.) Barron | 22 | Son | — | Massachusetts |
| 10 | David F. Barron | 19 | Son | — | Massachusetts |
| 11 | Allen J. Barron | 13 | Son | — | Massachusetts |
| 12 | Michael E. Deannis | 52 | Head | Chauffeur | New Jersey |
| 13 | Mary E. Deannis | 53 | Wife | — | Massachusetts |
| 14 | John Deannis | 17 | Son | New Worker | Massachusetts |
| 15 | Dorothy Deannis | 15 | Daughter | — | Massachusetts |
| 16 | Raymond Deannis | 14 | Son | — | Massachusetts |
| 17 | Irene D. Lynch | 39 | Head | — | Canada English |
| 18 | Mary Lynch | 14 | Daughter | — | Massachusetts |
| 19 | Theresa Lynch | 10 | Daughter | — | Massachusetts |
| 20 | Shirley Lynch | 4 | Daughter | — | Massachusetts |
| 21 | Margaret Lynch | 2 | Daughter | — | Massachusetts |
| 22 | Clifford Eaton | 22 | Head | Machinist | Maine |
| 23 | Hulda Eaton | 22 | Wife | — | Massachusetts |
| 24 | Emma Grace | 49 | Head | Mill Worker | Massachusetts |
| 25 | Roger G. Peabody | 31 | Head | Fruit Grower | Massachusetts |
| 26 | Nellie R. Peabody | 26 | Wife | Twist Driller | Massachusetts |
| 27 | Charles A. Williams | 45 | Head | Leather Worker | Massachusetts |
| 28 | Georgia E. Williams | 48 | Wife | — | Massachusetts |
| 29 | Martha Williams | 20 | Daughter | New Worker | Massachusetts |
| 30 | Bertha Williams THIS PERSON | 18 | Daughter | — | Massachusetts |
| 31 | Charles Williams | 17 | Son | New Worker | Massachusetts |
| 32 | George Williams | 15 | Son | — | Massachusetts |
| 33 | Phyllis Williams | 14 | Daughter | — | Massachusetts |
| 34 | Eleanor Williams | 10 | Daughter | — | Massachusetts |
| 35 | Robert Williams | 9 | Son | — | Massachusetts |
| 36 | Ralph Williams | 7 | Son | — | Massachusetts |
| 37 | Mary Williams | 6 | Daughter | — | Massachusetts |
| 38 | Alden E. Lavers | 41 | Head | Refinisher | Canada English |
| 39 | Gertrude E. Lavers | 34 | Wife | — | Massachusetts |
| 40 | Phillip Lavers | 5 | Son | — | Massachusetts |
Related Census Records
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)