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Peter Williams — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Solano-County, California
Our Model Tree links this Peter Williams across the 1930 and 1940 US Censuses in Solano-County, California (XGBoost, ~Confirmed) — first a head (b.~1893), then head of a 8-person household.
Age 47
b. ~1893
Male
Head
Born: California
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Solano-County, California |
| Surname | Williams |
| Given Name | Peter |
| Relationship to Head | head |
| Sex | M |
| Color / Race | Black |
| Age | 47 |
| Marital Status | Married |
| Birthplace | California |
| 1935 Residence (City) | Vallejo city |
| 1935 Residence (County) | Solano |
| Additional Details | |
| Occupation | Janitor |
| Industry | US Navy Yard |
| Class of Worker | GW |
| Hours Worked | 40 |
| Income (1939) | 1200 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
| Occupation | Janitor |
| Township / Ward | Vallejo City |
| Est. Birth Year | ~1893 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Peter | Age | Birth yr |
|---|---|---|---|---|
| James Williams | Son | — | 12 | ~1928 |
| Peter Williams | Son | — | 15 | ~1925 |
| Lulina Williams | Daughter | — | 17 | ~1923 |
| Peter Williams | Head | — | 47 | ~1893 |
| Cleola Williams | Spouse | — | 38 | ~1902 |
| Adeline Williams | Daughter | — | 3 | ~1937 |
| William Williams | Son | — | 9 | ~1931 |
| Gwendolyn Williams | Daughter | — | 6 | ~1934 |
Census Appearances
1930
Solano, California
Head, age 36
Solano, California · implied b. ~1894 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Williams |
| Given Name | Peter |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | California |
| Age at First Marriage | 27 |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | California |
| Occupation | Laborer |
| Industry | Ship yard |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 2000 |
| Radio Set | No |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1940
Solano-County, California
Head, age 47
Solano-County, California · implied b. ~1893 — 8 household members
| Surname | Williams |
| Given Name | Peter |
| Relationship to Head | head |
| Sex | M |
| Color / Race | Black |
| Age | 47 |
| Marital Status | Married |
| Birthplace | California |
| 1935 Residence (City) | Vallejo city |
| 1935 Residence (County) | Solano |
| Occupation | Janitor |
| Industry | US Navy Yard |
| Class of Worker | GW |
| Hours Worked | 40 |
| Income (1939) | 1200 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
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 Peter Williams across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Peter Williams
Head · 1940 · age 47 · b. ~1893 · California
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Solano-County, California
Open full size
1940 US Federal Census — Solano-County, California
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00348-00273)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Dettis Shirley Pettis | 9 | daughter | — | California |
| 2 | Frank E Ellsworth | 52 | head | Rigger Helper | California |
| 3 | Mary Ellsworth | 50 | wife | — | California |
| 4 | Dan S Hawkins | 36 | lodger | Machinist | Missouri |
| 5 | James R Miller | 57 | head | Machinist | Illinois |
| 6 | Syrie Miller | 58 | wife | — | Illinois |
| 7 | Orange E Every | 73 | head | — | Pennsylvania |
| 8 | Laura S Every | 58 | wife | — | Kentucky |
| 9 | Marguerite Quilles | 74 | head | — | Italy |
| 10 | Joseph Quilles | 48 | son | Pipefitter | California |
| 11 | Anthony Quilles | 45 | son | — | California |
| 12 | Enoch P Carney | 45 | head | Laborer | Mississippi |
| 13 | Ola Carney | 38 | wife | — | Arkansas |
| 14 | Prentice Leonard | 36 | lodger | Sewing | Louisiana |
| 15 | Joseph Vail | 16 | lodger | — | Louisiana |
| 16 | Leslie S Lauren | 44 | head | Helper | California |
| 17 | Inez H Lauren | 36 | wife | — | South Dakota |
| 18 | Maude D Poole | 34 | head | — | Texas |
| 19 | Sarella M Poole | 13 | daughter | — | California |
| 20 | Serella Lee Poole | 10 | daughter | — | California |
| 21 | Delora E Poole | 8 | daughter | — | California |
| 22 | Myrna Poole | 6 | daughter | — | California |
| 23 | Marie D Ross | 57 | head | Sewing Project | Texas |
| 24 | Lillian Harris | 33 | daughter | Sewing Project | Texas |
| 25 | Kenneth King | 18 | grandson | Carpenter | California |
| 26 | Tennessee Dixon | 59 | head | Housework | Tennessee |
| 27 | Maybelle Woodall | 35 | head | — | California |
| 28 | Bertha Clark | 50 | head | — | California |
| 29 | Rosa R Simpson | 41 | head | General House | Utah |
| 30 | Richard Simpson | 16 | son | — | California |
| 31 | Peter Williams THIS PERSON | 47 | head | Janitor | California |
| 32 | Cleola Williams | 38 | wife | — | Kansas |
| 33 | Lulina Williams | 17 | daughter | — | California |
| 34 | Peter Williams | 15 | son | — | California |
| 35 | James Williams | 12 | son | — | California |
| 36 | William H Williams | 9 | son | — | California |
| 37 | Gwendolyn Williams | 6 | daughter | — | California |
| 38 | Adeline Williams | 3 | daughter | — | California |
| 39 | Noble H Shadd | 38 | head | Laborer | Louisiana |
| 40 | Alice Shadd | 21 | wife | Housekeeper | Louisiana |
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)