MW
May Williams — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Craig-County, Oklahoma
Our Model Tree links this May Williams across the 1930 and 1940 US Censuses in Craig-County, Oklahoma (XGBoost, ~Confirmed) — first a spouse (b.~1870), then head of a 5-person household.
Age 70
b. ~1870
Female
Spouse
Born: Illinois
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Craig-County, Oklahoma |
| Surname | Williams |
| Given Name | May J. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 70 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | 1 Twp |
| 1935 Residence (County) | Craig |
| Additional Details | |
| Industry | H |
| Class of Worker | 5 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | 1 Twp |
| Est. Birth Year | ~1870 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to May | Age | Birth yr |
|---|---|---|---|---|
| Rose Pierson | Daughter | — | 34 | ~1906 |
| Jos Williams | Head | — | 73 | ~1867 |
| Rose Pierson | Daughter | — | 8 | ~1932 |
| Joe Pierson | Son | — | 12 | ~1928 |
| May Williams | Spouse | — | 70 | ~1870 |
Census Appearances
1930
Craig, Oklahoma
Spouse, age 60
Craig, Oklahoma · implied b. ~1870 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Williams |
| Given Name | May J. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 60 |
| Marital Status | Married |
| Birthplace | Illinois |
| Age at First Marriage | 26 |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Craig-County, Oklahoma
Spouse, age 70
Craig-County, Oklahoma · implied b. ~1870 — 5 household members
| Surname | Williams |
| Given Name | May J. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 70 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | 1 Twp |
| 1935 Residence (County) | Craig |
| Industry | H |
| Class of Worker | 5 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
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 May Williams across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
May Williams
Spouse · 1940 · age 70 · b. ~1870 · Oklahoma
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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 — Craig-County, Oklahoma
Open full size
1940 US Federal Census — Craig-County, Oklahoma
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03287-00399)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Allene Brady | 26 | Wife | — | Oklahoma |
| 42 | Carolyn Brady | 3 | Daughter | — | Oklahoma |
| 43 | Janice Brady | 1 | Daughter | — | Oklahoma |
| 44 | J. D. Hoops | 73 | Head | — | Indiana |
| 45 | Lucinda Hoops | 67 | Wife | — | Indiana |
| 46 | P. R. Hoops | 30 | Son | Farmer | Oklahoma |
| 47 | Wm Seibert | 77 | Head | Farmer | Missouri |
| 48 | Clemmie Seibert | 71 | Wife | — | Missouri |
| 49 | Clifford Seibert | 29 | Son | Farmer | Missouri |
| 50 | D. S. Campbell | 62 | Head | Farmer | Missouri |
| 51 | Ethel Campbell | 43 | Wife | — | Arkansas |
| 52 | Eugene Campbell | 16 | Son | — | Oklahoma |
| 53 | Billie Marie Campbell | 11 | Daughter | — | Oklahoma |
| 54 | Jimmie Campbell | 8 | Son | — | Oklahoma |
| 55 | Carol Sue Campbell | 2 | Daughter | — | Oklahoma |
| 56 | J. H. Mcphee | 51 | Head | Filling Station | Oklahoma |
| 57 | J. H. Witham | 76 | Head | — | Kansas |
| 58 | Lillian H. Witham | 64 | Wife | — | Kentucky |
| 59 | W. D. Wrinkle | 68 | Head | — | Missouri |
| 60 | Rosa A. Wrinkle | 66 | Wife | — | Missouri |
| 61 | Jos D. Williams | 73 | Head | Farmer | Illinois |
| 62 | May J. Williams THIS PERSON | 70 | Wife | — | Illinois |
| 63 | Rose Pierson | 34 | Daughter | — | Kansas |
| 64 | Joe Fred Pierson | 12 | Son | — | Kansas |
| 65 | Rose Marie Pierson | 8 | Daughter | — | Kansas |
| 66 | Robert D. Martin | 55 | Head | Carrier | Missouri |
| 67 | Ruby M. Martin | 44 | Wife | — | Oklahoma |
| 68 | Porter Cass | 37 | Head | Farmer | Oklahoma |
| 69 | Mattie Cass | 38 | Wife | — | Missouri |
| 70 | Louis Porter Jr. Cass | 16 | Son | — | Oklahoma |
| 71 | Melvin Bryan Cass | 10 | Son | — | Oklahoma |
| 72 | Carol Cass | 2 | Daughter | — | Oklahoma |
| 73 | Henry Carter | 44 | Hired hand | Laborer | Missouri |
| 74 | Doc Cowall | 65 | Head | Farmer | Kentucky |
| 75 | Katie Cowall | 57 | Wife | — | Missouri |
| 76 | Harry Cowall | 25 | Son | Farmer | Oklahoma |
| 77 | Doc Junior Cowall | 25 | Son | Farmer | Oklahoma |
| 78 | Oscar E. Cowall | 14 | Son | — | Oklahoma |
| 79 | Marvin Cowall | 11 | Son | — | Oklahoma |
| 80 | Ronnie Cowall | 7 | Grandson | — | Oklahoma |
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)