WB
William Baird — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Washington-County, Pennsylvania
Our Model Tree links this William Baird across the 1930 and 1940 US Censuses in Washington-County, Pennsylvania (XGBoost, ~Confirmed) — first a head (b.~1904), then head of a 6-person household.
Age 36
b. ~1904
Male
Head
Born: Ohio
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Washington-County, Pennsylvania |
| Surname | Baird |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Ohio |
| 1935 Residence (City) | Smith Township |
| 1935 Residence (County) | Washington |
| Additional Details | |
| Occupation | Laborer |
| Industry | Chemical Plant |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1600 |
| Highest Grade | No 6 |
| 1935 Residence | Same place |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Occupation | Laborer |
| Township / Ward | Smith Township |
| Est. Birth Year | ~1904 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Dean Baird | Son | — | 11 | ~1929 |
| Billy Baird | Son | — | 5 | ~1935 |
| Mildred Baird | Spouse | — | 31 | ~1909 |
| Faye Baird | Daughter | — | 6 | ~1934 |
| William Baird | Head | — | 36 | ~1904 |
| Mary Baird | Other | — | 66 | ~1874 |
Census Appearances
1930
Washington, Pennsylvania
Head, age 26
Washington, Pennsylvania · implied b. ~1904 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Baird |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Married |
| Birthplace | Ohio |
| Age at First Marriage | 22 |
| Father's Birthplace | United States |
| Mother's Birthplace | United States |
| Occupation | Pumper |
| Industry | Chemical Plant |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 25 |
| Radio Set | R |
| Veteran | No |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Washington-County, Pennsylvania
Head, age 36
Washington-County, Pennsylvania · implied b. ~1904 — 6 household members
| Surname | Baird |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Ohio |
| 1935 Residence (City) | Smith Township |
| 1935 Residence (County) | Washington |
| Occupation | Laborer |
| Industry | Chemical Plant |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1600 |
| Highest Grade | No 6 |
| 1935 Residence | Same place |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
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 Baird across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
William Baird
Head · 1940 · age 36 · b. ~1904 · Pennsylvania
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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 — Washington-County, Pennsylvania
Open full size
1940 US Federal Census — Washington-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03625-00547)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Kenneth Vaga | 3 | Son | — | Pennsylvania |
| 42 | Charles Russell | 41 | Head | Laborer | Pennsylvania |
| 43 | Leona Russell | 40 | Wife | — | Pennsylvania |
| 44 | Ariel Russell | 17 | Daughter | — | Pennsylvania |
| 45 | Louis Russell | 16 | Daughter | — | Pennsylvania |
| 46 | Mary Russell | 15 | Daughter | — | Pennsylvania |
| 47 | Pam Jane Russell | 14 | Daughter | — | Pennsylvania |
| 48 | Andrew Russell | 12 | Daughter | — | Pennsylvania |
| 49 | Clarence Patterson | 56 | Head | Laborer | Pennsylvania |
| 50 | Margaret Patterson | 51 | Wife | — | Pennsylvania |
| 51 | Jean Patterson | 10 | Daughter | — | Pennsylvania |
| 52 | Clarence Patterson | 27 | Son | Laborer | Pennsylvania |
| 53 | Irene Patterson | 28 | Daughter-in-law | — | Pennsylvania |
| 54 | John Diamond | 56 | Head | Laborer | Pennsylvania |
| 55 | John Addamsone | 22 | Son-in-law | Laborer | Pennsylvania |
| 56 | Alta Addamsone | 21 | Daughter | — | Pennsylvania |
| 57 | Sonja Addamsone | 1 | Niece | — | Pennsylvania |
| 58 | Guy Tomlinson | 50 | Head | Laborer | Pennsylvania |
| 59 | Helen Tomlinson | 35 | Wife | — | Kentucky |
| 60 | Alma Thada Tomlinson | 13 | Daughter | — | Pennsylvania |
| 61 | George Tomlinson | 11 | Son | — | Pennsylvania |
| 62 | Janet Tomlinson | 6 | Daughter | — | Pennsylvania |
| 63 | W. James Butler | 66 | Head | Teacher | Pennsylvania |
| 64 | Virginia Butler | 19 | Daughter | — | Pennsylvania |
| 65 | B. Charles Griffith | 53 | Head | Carpenter | West Virginia |
| 66 | Daisy Griffith | 48 | Wife | — | Colorado |
| 67 | Bernard Griffith | 22 | Son | Laborer | Pennsylvania |
| 68 | Lee Hill | 61 | Head | Laborer | Kentucky |
| 69 | Nettie Hill | 55 | Wife | — | Kentucky |
| 70 | Wallace Hill | 27 | Son | Truck Driver | Kentucky |
| 71 | Anita Hill | 23 | Daughter-in-law | — | Tennessee |
| 72 | Wallace Hill | 1 | Nephew | — | Pennsylvania |
| 73 | William Baird THIS PERSON | 36 | Head | Laborer | Ohio |
| 74 | Mildred Baird | 31 | Wife | — | Pennsylvania |
| 75 | Dean Baird | 11 | Son | — | Pennsylvania |
| 76 | Faye Baird | 6 | Daughter | — | Pennsylvania |
| 77 | Billy Baird | 5 | Son | — | Pennsylvania |
| 78 | Mary Baird | 66 | Mother | — | Ohio |
| 79 | D. Ralph Clair | 32 | Head | Laborer | Pennsylvania |
| 80 | Pauline Clair | 31 | Wife | — | Kentucky |
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)