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Mary Baird — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Lyon-County, Kansas
Our Model Tree links this Mary Baird across the 1930 and 1940 US Censuses in Lyon-County, Kansas (XGBoost, ~Confirmed) — first a spouse (b.~1860), then head of a 5-person household.
Age 80
b. ~1860
Female
Spouse
Born: Illinois
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Lyon-County, Kansas |
| Surname | Baird |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 80 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Emporia City |
| 1935 Residence (County) | Lyon |
| Additional Details | |
| Class of Worker | 0 |
| Highest Grade | No 6 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Emporia City |
| Est. Birth Year | ~1860 |
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 Mary | Age | Birth yr |
|---|---|---|---|---|
| Florence Baird | Daughter | — | 59 | ~1881 |
| Mary Baird | Spouse | — | 80 | ~1860 |
| Maude Baird | Daughter | — | 50 | ~1890 |
| J Baird | Head | — | 81 | ~1859 |
| Nell Baird | Daughter | — | 57 | ~1883 |
Census Appearances
1930
Lyon, Kansas
Spouse, age 70
Lyon, Kansas · implied b. ~1860 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Baird |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 70 |
| Marital Status | Married |
| Birthplace | Illinois |
| Age at First Marriage | 20 |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Lyon-County, Kansas
Spouse, age 80
Lyon-County, Kansas · implied b. ~1860 — 5 household members
| Surname | Baird |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 80 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Emporia City |
| 1935 Residence (County) | Lyon |
| Class of Worker | 0 |
| Highest Grade | No 6 |
| 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 Mary Baird across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Mary Baird
Spouse · 1940 · age 80 · b. ~1860 · 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 — Lyon-County, Kansas
Open full size
1940 US Federal Census — Lyon-County, Kansas
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-01242-00321)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | F. B. Cramer | 57 | Head | Auto Mechanic | Kansas |
| 2 | Nora E. Cramer | 57 | Wife | — | Kansas |
| 3 | E. F. Jones | 84 | Head | — | Iowa |
| 4 | Cora Jones | 78 | Wife | — | Tennessee |
| 5 | William M. Wells | 68 | Head | Real Estate | Kansas |
| 6 | Minnie A. Wells | 63 | Wife | Stenographer | Kansas |
| 7 | Marie Romer | 52 | Head | Saleswoman | Kansas |
| 8 | Maria Lantz | 77 | Mother | — | England |
| 9 | J. A. Baird | 81 | Head | — | Ohio |
| 10 | Mary Baird THIS PERSON | 80 | Wife | — | Illinois |
| 11 | Florence Baird | 59 | Daughter | — | Kansas |
| 12 | Nell Baird | 57 | Daughter | Clerk | Kansas |
| 13 | Maude Baird | 50 | Daughter | Clerk | Kansas |
| 14 | Thomas Baird | 52 | Head | Maintenance | Kansas |
| 15 | Nina Baird | 53 | Wife | — | Kansas |
| 16 | Earl Baird | 28 | Son | Proprietor | Kansas |
| 17 | E. Cramer | 58 | Head | Bookkeeper | Kansas |
| 18 | Theda Cramer | 29 | Wife | — | Kansas |
| 19 | Abbey Timmons | 76 | Head | — | Illinois |
| 20 | Guy Campbell | 46 | Head | Fireman | Kansas |
| 21 | Iola Campbell | 39 | Wife | — | Kansas |
| 22 | Barbara Campbell | 18 | Daughter | — | Kansas |
| 23 | William Campbell | 17 | Son | — | Kansas |
| 24 | Paul H. Easiley | 34 | Head | Radio Engineer | Kansas |
| 25 | Margaret Easiley | 33 | Wife | — | Texas |
| 26 | Paul W. Jr. Easiley | 6 | Son | — | Kansas |
| 27 | Nellie E. Jones | 79 | Head | — | South Carolina |
| 28 | Edith E. Jones | 55 | Daughter | Bookkeeper | Kansas |
| 29 | Elizabeth Jones | 45 | Daughter | — | Kansas |
| 30 | Ernest Jr. Norman | 19 | Nephew | — | Oklahoma |
| 31 | J. C. Schnelier | 54 | Head | Auto-Mobile | Germany |
| 32 | Charles Flinn | 27 | Lodger | Operator | Kansas |
| 33 | Helen Flinn | 27 | Lodger | — | Kansas |
| 34 | Flinn | 29 | Lodger | — | Kansas |
| 35 | John Hoover | 72 | Head | — | Iowa |
| 36 | Sarah Hoover | 64 | Wife | — | England |
| 37 | Eva Hoover | 40 | Daughter | Stenographer | Kansas |
| 38 | E. Foster | 61 | Head | Telegraph Operator | Arkansas |
| 39 | V. Foster | 60 | Wife | — | West Virginia |
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)