AW
Ada Williams — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Cumberland-County, Maine
Our Model Tree links this Ada Williams across the 1920, 1930 and 1940 US Censuses in Cumberland-County, Maine (XGBoost, ~Confirmed) — first a spouse (b.~1885), then head of a 4-person household.
Age 55
b. ~1885
Female
Spouse
Born: West Virginia
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Cumberland-County, Maine |
| Surname | Williams |
| Given Name | Ada W |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 55 |
| Marital Status | Married |
| Birthplace | West Virginia |
| 1935 Residence (City) | Portland City |
| 1935 Residence (County) | Cumberland |
| Additional Details | |
| Occupation | Housekeeper |
| Industry | Private Family |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 780 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | West Virginia |
| Birth Country | United States |
| Birthplace (normalized) | west virginia |
| Occupation | Housekeeper |
| Township / Ward | Portland City |
| Est. Birth Year | ~1885 |
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 Ada | Age | Birth yr |
|---|---|---|---|---|
| Annie Williams | Daughter | — | 25 | ~1915 |
| Earl Williams | Head | — | 60 | ~1880 |
| Talton Williams | Son | — | 29 | ~1911 |
| Ada Williams | Spouse | — | 55 | ~1885 |
Census Appearances
1920
Cumberland, Maine
Spouse, age 32
Cumberland, Maine · implied b. ~1888 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Williams |
| Given Name | Ada |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | West Virginia |
| Father's Birthplace | West Virginia |
| Mother's Birthplace | Virginia |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | West Virginia |
| Birth Country | United States |
| Birthplace (normalized) | west virginia |
1930
Cumberland, Maine
Spouse, age 44
Cumberland, Maine · implied b. ~1886 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Williams |
| Given Name | Ada W |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | West Virginia |
| Age at First Marriage | 24 |
| Father's Birthplace | West Virginia |
| Mother's Birthplace | West Virginia |
| Occupation | Seamstress |
| Industry | Hospital |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | West Virginia |
| Birth Country | United States |
| Birthplace (normalized) | west virginia |
1940
Cumberland-County, Maine
Spouse, age 55
Cumberland-County, Maine · implied b. ~1885 — 4 household members
| Surname | Williams |
| Given Name | Ada W |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 55 |
| Marital Status | Married |
| Birthplace | West Virginia |
| 1935 Residence (City) | Portland City |
| 1935 Residence (County) | Cumberland |
| Occupation | Housekeeper |
| Industry | Private Family |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 780 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | West Virginia |
| Birth Country | United States |
| Birthplace (normalized) | west virginia |
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 Ada Williams across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Ada Williams
Spouse · 1940 · age 55 · b. ~1885 · Maine
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Cumberland-County, Maine
Open full size
1940 US Federal Census — Cumberland-County, Maine
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01475-00862)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Mary A Malloy | 54 | Head | — | Maine |
| 2 | Harold Malloy | 29 | Son | Fireman | Maine |
| 3 | Margaret Malloy | 26 | Daughter | Office Clerk | Maine |
| 4 | Irene Malloy | 17 | Daughter | — | Maine |
| 5 | Lewis S Abramson | 42 | Head | Teacher | Russia |
| 6 | Ida Abramson | 37 | Wife | — | Maine |
| 7 | Gilbert Abramson | 12 | Son | — | Maine |
| 8 | Della M Simpson | 39 | Head | Labeler | Maine |
| 9 | Pauline B Simpson | 21 | Daughter | New Worker | Maine |
| 10 | Richard R Simpson | 18 | Son | — | Maine |
| 11 | Eugene B Simpson | 14 | Son | — | Maine |
| 12 | John C Larsen | 35 | Head | Gardner | Denmark |
| 13 | Catherine M Larsen | 33 | Wife | Office Recorder | Maine |
| 14 | Jane M Larsen | 4 | Daughter | — | Maine |
| 15 | Mary B Phee | 25 | Housekeeper | Housekeeper | Maine |
| 16 | Marion B Potter | 48 | Head | — | Massachusetts |
| 17 | Louise R Potter | 22 | Daughter | Stenographer | Massachusetts |
| 18 | James H Potter | 12 | Son | — | Maine |
| 19 | Wiley Churchill | 46 | Boarder | Painter | Massachusetts |
| 20 | Henry Abraham | 67 | Lodger | Jeweler | Russia |
| 21 | Raymond Mccue | 43 | Head | Baker | Maine |
| 22 | Naomi O Mccue | 33 | Wife | — | Maine |
| 23 | Gilbert Mccue | 2 | Son | — | Connecticut |
| 24 | Earl W Williams | 60 | Head | Yard Man | West Virginia |
| 25 | Ada W Williams THIS PERSON | 55 | Wife | Housekeeper | West Virginia |
| 26 | Annie L Williams | 25 | Daughter | Hairdresser | Canada Eng |
| 27 | Talton T Williams | 29 | Son | Lumber Surveyor | Kansas |
| 28 | Herman Gerber | 56 | Head | Instructor - Language | Poland |
| 29 | Anna Gerber | 49 | Wife | Clerk | Poland |
| 30 | Thomas D Phiriakos | 45 | Head | Proprietor | Albania |
| 31 | Amelia G Phiriakos | 35 | Wife | — | Albania |
| 32 | James T Phiriakos | 14 | Son | — | Maine |
| 33 | John T Phiriakos | 10 | Son | — | Maine |
| 34 | Nicholas T Phiriakos | 8 | Son | — | Maine |
| 35 | Mary T Phiriakos | 4 | Daughter | — | Maine |
| 36 | Stella Kourakos | 42 | Head | — | Greece |
| 37 | Athena Kourakos | 13 | Daughter | — | Maine |
| 38 | William Kourakos | 10 | Son | — | Maine |
| 39 | Georgia M Kourakos | 7 | Daughter | — | Maine |
| 40 | Ralph M Stearns | 37 | Head | Foreman | Maine |
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)