WI
William Irwin — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Lamar-County, Texas
Our Model Tree links this William Irwin across the 1930 and 1940 US Censuses in Lamar-County, Texas (XGBoost, ~Confirmed) — first a head (b.~1893), then head of a 4-person household.
Age 47
b. ~1893
Male
Head
Born: Texas
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Lamar-County, Texas |
| Surname | Irwin |
| Given Name | William J |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 47 |
| Marital Status | Married |
| Birthplace | Texas |
| 1935 Residence (City) | J. P. 1 |
| 1935 Residence (County) | Lamar |
| Additional Details | |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 40 |
| Income (1939) | 1500 |
| Highest Grade | No 7 |
| 1935 Residence | Same place |
| Birth State | Texas |
| Birth Country | United States |
| Birthplace (normalized) | texas |
| Occupation | Farmer |
| Township / Ward | J P 1 |
| 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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Rachel Irwin | Daughter | — | 23 | ~1917 |
| Codie Irwin | Spouse | — | 43 | ~1897 |
| William Irwin | Head | — | 47 | ~1893 |
| Mary Irwin | Daughter | — | 20 | ~1920 |
Census Appearances
1930
Lamar, Texas
Head, age 33
Lamar, Texas · implied b. ~1897 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Irwin |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | Texas |
| Age at First Marriage | 24 |
| Father's Birthplace | Texas |
| Mother's Birthplace | Texas |
| Occupation | Farmer |
| Industry | General Farm |
| Class of Worker | O |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Birth State | Texas |
| Birth Country | United States |
| Birthplace (normalized) | texas |
1940
Lamar-County, Texas
Head, age 47
Lamar-County, Texas · implied b. ~1893 — 4 household members
| Surname | Irwin |
| Given Name | William J |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 47 |
| Marital Status | Married |
| Birthplace | Texas |
| 1935 Residence (City) | J. P. 1 |
| 1935 Residence (County) | Lamar |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 40 |
| Income (1939) | 1500 |
| Highest Grade | No 7 |
| 1935 Residence | Same place |
| Birth State | Texas |
| Birth Country | United States |
| Birthplace (normalized) | texas |
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 William Irwin across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
William Irwin
Head · 1940 · age 47 · b. ~1893 · Texas
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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 — Lamar-County, Texas
Open full size
1940 US Federal Census — Lamar-County, Texas
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04089-00602)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Henry Lee Towers | 16 | Son | — | Texas |
| 2 | Kate Dodson | 76 | Head | — | Texas |
| 3 | Elizabeth Dodson | 49 | Daughter | — | Texas |
| 4 | Edgar Little | 46 | Head | Proprietor | Texas |
| 5 | Willie Little | 44 | Wife | Assistant Post Mistress | Texas |
| 6 | Vivian Little | 23 | Daughter | Driller | Texas |
| 7 | Clydus Little | 23 | Daughter | — | Oklahoma |
| 8 | Flave Jr Little | 2 | Grandson | — | Texas |
| 9 | James Robert Little | 0 | Grandson | — | Texas |
| 10 | William M Hall | 75 | Head | — | Texas |
| 11 | Estelle Hall | 67 | Wife | — | Texas |
| 12 | Floyd Mann | 30 | Head | Farmer | Texas |
| 13 | Lois Mann | 28 | Wife | — | Texas |
| 14 | Jackie Lynn Mann | 9 | Daughter | — | Texas |
| 15 | James Floyd Mann | 5 | Son | — | Texas |
| 16 | Claud Head | 42 | Head | Farmer | Texas |
| 17 | Eula Head | 42 | Wife | — | Texas |
| 18 | Lois Dean Head | 21 | Son | Farmer | Texas |
| 19 | Lorena Head | 14 | Daughter | Houseworker | Texas |
| 20 | Troy Head | 13 | Son | — | Texas |
| 21 | Anni Marie Head | 8 | Daughter | — | Texas |
| 22 | Rash H Goforth | 54 | Head | Laborer | Tennessee |
| 23 | Isabell Goforth | 57 | Wife | — | Tennessee |
| 24 | Sidney H Caviness | 70 | Head | Farmer | Texas |
| 25 | Mamie Caviness | 63 | Wife | — | Texas |
| 26 | William J Irwin THIS PERSON | 47 | Head | Farmer | Texas |
| 27 | Codie R Irwin | 43 | Wife | — | Texas |
| 28 | Rachel Jane Irwin | 23 | Daughter | Houseworker | Texas |
| 29 | Mary Clar Irwin | 20 | Daughter | — | Texas |
| 30 | Adel Shelton | 30 | Head | Laborer | Texas |
| 31 | Larvortor Shelton | 32 | Wife | — | Texas |
| 32 | Kenneth Oates | 39 | Head | Farmer | Texas |
| 33 | Everleen Oates | 32 | Wife | — | Texas |
| 34 | Will Owens | 54 | Head | Laborer | Texas |
| 35 | Martha Cooper | 22 | Housekeeper | Housekeeper | Texas |
| 36 | Monroe Johnson | 44 | Head | Farmer | Texas |
| 37 | Mary Johnson | 39 | Wife | — | Texas |
| 38 | Robert Johnson | 21 | Son | Laborer | Texas |
| 39 | Louise Johnson | 19 | Daughter | Housework | Texas |
| 40 | John Johnson | 17 | Son | Laborer | Texas |
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)