MW
Margaret Williams — 1940 US Census Record
Linked across censuses1940 United States Federal Census · King-County, Washington
Our Model Tree links this Margaret Williams across the 1920, 1930 and 1940 US Censuses in King-County, Washington (XGBoost, ~Confirmed) — first a head (b.~1862), then head of a 3-person household.
Age 78
b. ~1862
Female
Head
Born: Wales
Widowed
1940 Census Record Details
| Census Year | 1940 |
| Location | King-County, Washington |
| Surname | Williams |
| Given Name | Margaret |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 78 |
| Marital Status | Widowed |
| Birthplace | Wales |
| 1935 Residence (City) | Renton City |
| 1935 Residence (County) | King |
| Naturalization Status | Naturalized |
| Additional Details | |
| Hours Worked | 0 |
| Highest Grade | No 6 |
| 1935 Residence | Same place |
| Birth Country | Wales |
| Birthplace (normalized) | wales |
| Township / Ward | Renton City |
| Est. Birth Year | ~1862 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Margaret | Age | Birth yr |
|---|---|---|---|---|
| Alma Williams | Daughter | — | 25 | ~1915 |
| Margaret Williams | Head | — | 78 | ~1862 |
| Milton Williams | Son | — | 40 | ~1900 |
Census Appearances
1920
King, Washington
Head, age 57
King, Washington · implied b. ~1863 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Williams |
| Given Name | Margaret |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 57 |
| Marital Status | Widowed |
| Birthplace | Wales |
| Year of Immigration | 1872 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Wales |
| Mother's Birthplace | Wales |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Home Owned/Rented | O |
| Home Free/Mortgaged | F |
| Birth Country | Wales |
| Year of Naturalization | 1884 |
| Birthplace (normalized) | wales |
1930
King, Washington
Head, age 69
King, Washington · implied b. ~1861 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Williams |
| Given Name | Margaret |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 69 |
| Marital Status | Widowed |
| Birthplace | Wales |
| Naturalization Status | Naturalized |
| Year of Immigration | 1912 |
| Age at First Marriage | 31 |
| Father's Birthplace | Wales |
| Mother's Birthplace | Wales |
| Can Read/Write | Yes |
| Mother Tongue | Welsh |
| Home Owned/Rented | H |
| Home Value / Rent | 4500 |
| Radio Set | R |
| Birth Country | Wales |
| Birthplace (normalized) | wales |
1940
King-County, Washington
Head, age 78
King-County, Washington · implied b. ~1862 — 3 household members
| Surname | Williams |
| Given Name | Margaret |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 78 |
| Marital Status | Widowed |
| Birthplace | Wales |
| 1935 Residence (City) | Renton City |
| 1935 Residence (County) | King |
| Naturalization Status | Naturalized |
| Hours Worked | 0 |
| Highest Grade | No 6 |
| 1935 Residence | Same place |
| Birth Country | Wales |
| Birthplace (normalized) | wales |
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 Margaret Williams across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Margaret Williams
Head · 1940 · age 78 · b. ~1862 · Washington
★ 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 — King-County, Washington
Open full size
1940 US Federal Census — King-County, Washington
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04346-00133)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | John H Carkin | 75 | Head | — | Scotland |
| 2 | Sarah Carkin | 78 | Wife | — | Wales |
| 3 | Estella K Monohon | 54 | Head | Clerk | Nebraska |
| 4 | Franklin L Monohon | 15 | Son | Machinist | Washington |
| 5 | Cesar Messano | 49 | Head | Machinist | Italy |
| 6 | Mary Messano | 43 | Wife | — | Canada-English |
| 7 | Nebble Messano | 26 | Son | Helper | Washington |
| 8 | Louie Gebenini | 24 | Head | Parts Manager | Washington |
| 9 | Bill Gebenini | 23 | Brother | Radio Technician | Washington |
| 10 | Earl Gebenini | 20 | Brother | — | Washington |
| 11 | Roy Gebenini | 19 | Brother | — | Washington |
| 12 | Pete Pigozzi | 18 | Boarder | Press Helper | Italy |
| 13 | James H Strang | 52 | Head | Miner | Scotland |
| 14 | Jack C Bryant | 34 | Head | Fire Boss | S. Dakota |
| 15 | Thelma D Bryant | 27 | Wife | — | Canada-English |
| 16 | Veneta Cox | 31 | Head | — | Oregon |
| 17 | James R Cox | 9 | Son | — | Oregon |
| 18 | Clark M Cox | 6 | Son | — | Washington |
| 19 | Emil Fontana | 52 | Head | Operator | Italy |
| 20 | Angelo Cagelli | 46 | Boarder | Grinder | Italy |
| 21 | Margaret Williams THIS PERSON | 78 | Head | — | Wales |
| 22 | Alma Williams | 25 | Daughter | — | Canada-English |
| 23 | Milton Williams | 40 | Son | — | Washington |
| 24 | Andrew Adams | 58 | Head | Gardener | Iowa |
| 25 | Peter A Adams | 60 | Brother | Miner | Iowa |
| 26 | Harry J Steele | 35 | Head | Soliciting & Delivery | Canada-English |
| 27 | Hazel Steele | 32 | Wife | — | Washington |
| 28 | Mary Lou Steele | 11 | Daughter | — | Washington |
| 29 | Gladys Steele | 60 | Mother | Teacher | California |
| 30 | Hugh H Adams | 42 | Head | M. D. | Washington |
| 31 | Gertrude J Adams | 43 | Wife | Registered Nurse | N. Dakota |
| 32 | Almar A Lackie | 22 | Nephew | — | N. Dakota |
| 33 | Anthony J Lackie | 19 | Nephew | — | N. Dakota |
| 34 | Hugo Lackie | 18 | Nephew | — | N. Dakota |
| 35 | Theresa K Adams | 15 | Daughter | — | N. Dakota |
| 36 | Michael J Adams | 14 | Son | — | N. Dakota |
| 37 | Mary Jane Adams | 10 | Daughter | — | Washington |
| 38 | John L Carney | 27 | Nephew | M. D. | N. Dakota |
| 39 | Joe N Jr Wood | 38 | Head | Auto Mechanic | Washington |
| 40 | Ruth Wood | 38 | Wife | — | Montana |
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)