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Mary Baird — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Wyandotte-County, Kansas
Our Model Tree links this Mary Baird across the 1930 and 1940 US Censuses in Wyandotte-County, Kansas (XGBoost, ~Confirmed) — first a spouse (b.~1898), then head of a 7-person household.
Age 42
b. ~1898
Female
Spouse
Born: Colorado
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Wyandotte-County, Kansas |
| Surname | Baird |
| Given Name | Mary O |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Colorado |
| 1935 Residence (City) | Kansas City |
| 1935 Residence (County) | Wyandotte |
| Additional Details | |
| Highest Grade | No 6 |
| 1935 Residence | Kansas |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
| Township / Ward | Kansas City |
| Est. Birth Year | ~1898 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Barbara Toomes | Other | — | 4 | ~1936 |
| Robert Baird | Son | — | 10 | ~1930 |
| Helen Baird | Daughter | — | 12 | ~1928 |
| Franklin Baird | Son | — | 6 | ~1934 |
| William Baird | Son | — | 14 | ~1926 |
| Mary Baird | Spouse | — | 42 | ~1898 |
| William Baird | Head | — | 52 | ~1888 |
Census Appearances
1930
Wyandotte, Kansas
Other, age 33
Wyandotte, Kansas · implied b. ~1897 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Baird |
| Given Name | Mary |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | Colorado |
| Age at First Marriage | 17 |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Missouri |
| Can Read/Write | Yes |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
1940
Wyandotte-County, Kansas
Spouse, age 42
Wyandotte-County, Kansas · implied b. ~1898 — 7 household members
| Surname | Baird |
| Given Name | Mary O |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Colorado |
| 1935 Residence (City) | Kansas City |
| 1935 Residence (County) | Wyandotte |
| Highest Grade | No 6 |
| 1935 Residence | Kansas |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
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 Mary Baird across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Baird
Spouse · 1940 · age 42 · b. ~1898 · Kansas
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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 — Wyandotte-County, Kansas
Open full size
1940 US Federal Census — Wyandotte-County, Kansas
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-01269-00847)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Ora M Crady | 15 | Daughter | — | Kansas |
| 42 | Richard A Byers | 33 | Head | Bartender | Kansas |
| 43 | Agnes Byers | 28 | Wife | Bacon Scaler | Kansas |
| 44 | John Hunt | 50 | Head | Operator | Missouri |
| 45 | Jessie O Hunt | 42 | Wife | — | Missouri |
| 46 | Harry Skinner | 53 | Head | Laborer | Kansas |
| 47 | Charlotte Skinner | 18 | Daughter | — | Kansas |
| 48 | Harry D Skinner | 16 | Son | — | Kansas |
| 49 | Wade D Payton | 55 | Head | Retail Grocer | Iowa |
| 50 | Blanche G Payton | 36 | Wife | Retail Grocer | Kansas |
| 51 | William H Padgett | 26 | Head | Stock Clerk | Kansas |
| 52 | Lavonia G Padgett | 30 | Wife | — | Missouri |
| 53 | Jesse W Padgett | 5 | Son | — | Kansas |
| 54 | Martin L Smythe | 58 | Head | Farm Laborer | Kansas |
| 55 | Lola Smythe | 54 | Wife | — | Missouri |
| 56 | Ella Smythe | 16 | Daughter | — | Oklahoma |
| 57 | Beatrice Smythe | 13 | Daughter | — | Oklahoma |
| 58 | William O Baird | 52 | Head | Plumber | Arkansas |
| 59 | Mary O Baird THIS PERSON | 42 | Wife | — | Colorado |
| 60 | William Y Baird | 14 | Son | — | Kansas |
| 61 | Helen Baird | 12 | Daughter | — | Kansas |
| 62 | Robert Baird | 10 | Son | — | Kansas |
| 63 | Franklin Baird | 6 | Son | — | Kansas |
| 64 | Barbara Toomes | 4 | Grand daughter | — | Kansas |
| 65 | Peter C Petersen | 57 | Head | Maintenance | Kansas |
| 66 | Gertie A Petersen | 51 | Wife | — | Sweden |
| 67 | Gertrude Petersen | 27 | Daughter | Stenographer | Kansas |
| 68 | Madelyn Petersen | 25 | Daughter | Stenographer | Kansas |
| 69 | Victor Carlson | 59 | Head | Coach Cleaner | Sweden |
| 70 | Emma Carlson | 58 | Wife | — | Sweden |
| 71 | Arthur L Ziggler | 40 | Head | Clerk Stenographer | Kansas |
| 72 | Pearl O Ziggler | 34 | Wife | — | Kansas |
| 73 | Alfred C Ziggler | 74 | Father | — | Sweden |
| 74 | Fred J Garlett | 39 | Head | Auto Car Washer | Missouri |
| 75 | May L Garlett | 36 | Wife | — | Illinois |
| 76 | Fred J Jr Garlett | 17 | Son | — | Kansas |
| 77 | James O Garlett | 15 | Son | — | Kansas |
| 78 | Milton H Garlett | 8 | Son | — | Kansas |
| 79 | Paul E Garlett | 4 | Son | — | Kansas |
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)