JW
James Williams — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Maricopa-County, Arizona
Our Model Tree links this James Williams across the 1920, 1930 and 1940 US Censuses in Maricopa-County, Arizona (XGBoost, ~Confirmed) — first a head (b.~1890), then head of a 4-person household.
Age 50
b. ~1890
Male
Head
Born: New Mexico
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Maricopa-County, Arizona |
| Surname | Williams |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 50 |
| Marital Status | Married |
| Birthplace | New Mexico |
| 1935 Residence (City) | Mesa City |
| 1935 Residence (County) | Maricopa |
| Additional Details | |
| Occupation | Cement finisher |
| Industry | Mesa School |
| Class of Worker | GW |
| Hours Worked | 37 |
| Income (1939) | 368 |
| Highest Grade | No 4 |
| 1935 Residence | Same house |
| Birth State | New Mexico |
| Birth Country | United States |
| Birthplace (normalized) | new mexico |
| Occupation | Cement Finisher |
| Township / Ward | Mesa City |
| Est. Birth Year | ~1890 |
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 James | Age | Birth yr |
|---|---|---|---|---|
| Bonnie Williams | Daughter | — | 14 | ~1926 |
| Nita Williams | Daughter | — | 20 | ~1920 |
| James Williams | Head | — | 50 | ~1890 |
| Cora Williams | Spouse | — | 49 | ~1891 |
Census Appearances
1920
Maricopa, Arizona
Head, age 30
Maricopa, Arizona · implied b. ~1890 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Williams |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | New Mexico |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Texas |
| Occupation | Laborer |
| Industry | General Farm |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | O |
| Home Free/Mortgaged | F |
| Birth State | New Mexico |
| Birth Country | United States |
| Birthplace (normalized) | new mexico |
1930
Maricopa, Arizona
Head, age 40
Maricopa, Arizona · implied b. ~1890 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Williams |
| Given Name | James R. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | New Mexico |
| Age at First Marriage | 19 |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Texas |
| Occupation | laborer |
| Industry | General farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 1250 |
| Birth State | New Mexico |
| Birth Country | United States |
| Birthplace (normalized) | new mexico |
1940
Maricopa-County, Arizona
Head, age 50
Maricopa-County, Arizona · implied b. ~1890 — 4 household members
| Surname | Williams |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 50 |
| Marital Status | Married |
| Birthplace | New Mexico |
| 1935 Residence (City) | Mesa City |
| 1935 Residence (County) | Maricopa |
| Occupation | Cement finisher |
| Industry | Mesa School |
| Class of Worker | GW |
| Hours Worked | 37 |
| Income (1939) | 368 |
| Highest Grade | No 4 |
| 1935 Residence | Same house |
| Birth State | New Mexico |
| Birth Country | United States |
| Birthplace (normalized) | new mexico |
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 James 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
James Williams
Head · 1940 · age 50 · b. ~1890 · Arizona
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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 — Maricopa-County, Arizona
Open full size
1940 US Federal Census — Maricopa-County, Arizona
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00106-00192)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Ruby Thompson | 25 | wife | — | Texas |
| 42 | Shirley Eloise Thompson | 4 | daughter | — | Arizona |
| 43 | Stephen Farnsworth | 23 | Head | Manager Warehouse | Idaho |
| 44 | Betty Farnsworth | 17 | wife | — | Arizona |
| 45 | Hershel King | 24 | Head | Confectioner | Missouri |
| 46 | Maxine King | 20 | wife | Saleslady | Missouri |
| 47 | Rufus Williams | 23 | Head | Salesman | Missouri |
| 48 | Lou Williams | 22 | wife | Saleslady | Missouri |
| 49 | James C. Ball | 72 | Head | — | Michigan |
| 50 | Sarah R. Ball | 59 | wife | — | Kentucky |
| 51 | Lura Claire Ball | 14 | daughter | Waitress | Arizona |
| 52 | Ole Elbert Follette | 30 | son-in-law | Salesman | Arizona |
| 53 | Mildred F. Follette | 30 | daughter | Operator | Arizona |
| 54 | Arlie Willie Swader | 12 | granddaughter | — | Arizona |
| 55 | Jessie Cheek | 37 | Head | Cook | Oklahoma |
| 56 | Doyle Cheek | 18 | son | Salesman | Oklahoma |
| 57 | Denzil Faulkner | 28 | Head | Truck Driver | Kansas |
| 58 | Dorothy Faulkner | 20 | wife | — | Kansas |
| 59 | Kellie Kasey | 48 | Head | Truck Driver | Missouri |
| 60 | James Williams THIS PERSON | 50 | Head | Cement Finisher | New Mexico |
| 61 | Cora Williams | 49 | wife | — | Arizona |
| 62 | Nita Williams | 20 | daughter | — | Arizona |
| 63 | Bonnie Williams | 14 | daughter | — | Arizona |
| 64 | Andrew Perkins | 27 | Head | Mechanic | Oklahoma |
| 65 | Iris Perkins | 24 | wife | — | Mississippi |
| 66 | Ronald Perkins | 6 | son | — | Arizona |
| 67 | Kenneth Perkins | 1 | son | — | Arizona |
| 68 | Carrie E. Temming | 76 | Head | — | Illinois |
| 69 | William R. Stewart | 68 | Head | Realtor | Kansas |
| 70 | Mae Belle Stewart | 68 | wife | — | Missouri |
| 71 | William Hale Stewart | 12 | grandson | — | Arizona |
| 72 | Lucian Lewis Gardner | 47 | Head | Salesman | Utah |
| 73 | Winnie Gardner | 48 | wife | — | Arizona |
| 74 | Lucian Lewis Gardner | 24 | son | — | Arizona |
| 75 | Barbara Ann Gardner | 19 | daughter | — | Arizona |
| 76 | James Eldon Gardner | 17 | son | Salesman | Arizona |
| 77 | Robert Lynn Gardner | 13 | son | — | Arizona |
| 78 | Benjamin Earl Gardner | 10 | son | — | Arizona |
| 79 | Richard Eugene Gardner | 7 | son | — | Arizona |
| 80 | John Martin | 68 | Head | — | Mississippi |
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)