MH
Mary Hays — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Wyandotte-County, Kansas
Our Model Tree links this Mary Hays across the 1920, 1930 and 1940 US Censuses in Wyandotte-County, Kansas (XGBoost, ~Confirmed) — first a spouse (b.~1878), then head of a 3-person household.
Age 62
b. ~1878
Female
Spouse
Born: Missouri
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Wyandotte-County, Kansas |
| Surname | Hays |
| Given Name | Mary M. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 62 |
| Marital Status | Married |
| Birthplace | Missouri |
| 1935 Residence (City) | Delaware Township |
| 1935 Residence (County) | Wyandotte |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same Place |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
| Township / Ward | Delaware Township |
| Est. Birth Year | ~1878 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Hays | Spouse | — | 62 | ~1878 |
| Eleanor Hays | Daughter | — | 30 | ~1910 |
| Harry Hays | Head | — | 72 | ~1868 |
Census Appearances
1920
Wyandotte, Kansas
Spouse, age 43
Wyandotte, Kansas · implied b. ~1877 — 27 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hays |
| Given Name | Mary C M |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 43 |
| Marital Status | Married |
| Birthplace | Missouri |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1930
Wyandotte, Kansas
Spouse, age 53
Wyandotte, Kansas · implied b. ~1877 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hays |
| Given Name | Mary M. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 53 |
| Marital Status | Married |
| Birthplace | Missouri |
| Age at First Marriage | 30 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Can Read/Write | Yes |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1940
Wyandotte-County, Kansas
Spouse, age 62
Wyandotte-County, Kansas · implied b. ~1878 — 3 household members
| Surname | Hays |
| Given Name | Mary M. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 62 |
| Marital Status | Married |
| Birthplace | Missouri |
| 1935 Residence (City) | Delaware Township |
| 1935 Residence (County) | Wyandotte |
| Income (1939) | 0 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same Place |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
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 Hays across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Mary Hays
Spouse · 1940 · age 62 · b. ~1878 · 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
40 people indexed on this census page (nara:1940:m-t0627-01266-00363)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Stella Marlett | 56 | Wife | — | Kansas |
| 2 | Josie Poor | 77 | Head | — | Indiana |
| 3 | Lydia Hubach | 59 | Nurse | Nurse | Virginia |
| 4 | August Burandt | 62 | Head | Farmer | Germany |
| 5 | Barbara Burandt | 52 | Wife | — | Austria |
| 6 | Otto Burandt | 30 | Son | Farmer | Kansas |
| 7 | Robert Burandt | 17 | Son | — | Kansas |
| 8 | Albert Luther | 39 | Head | Farmer | Kansas |
| 9 | Minnie Luther | 42 | Wife | — | Kansas |
| 10 | Wilbur Luther | 16 | Son | — | Kansas |
| 11 | Pinkney Luther | 75 | Father | — | North Carolina |
| 12 | Jackson Zaring | 69 | Head | Farmer | Nebraska |
| 13 | Cora Zaring | 68 | Wife | — | Nebraska |
| 14 | Rosanna Zaring | 28 | Daughter | Stenographer | Oklahoma |
| 15 | John Von Achen | 43 | Head | Salesman | Oklahoma |
| 16 | Ada Von Achen | 44 | Wife | — | Missouri |
| 17 | Opallee Von Achen | 15 | Daughter | — | Kansas |
| 18 | Harry E. Hays | 72 | Head | Doctor | Maryland |
| 19 | Mary M. Hays THIS PERSON | 62 | Wife | — | Missouri |
| 20 | Eleanor M. Hays | 30 | Daughter | — | Kansas |
| 21 | Mamie Lewis | 62 | Head | Farmer | Kansas |
| 22 | John Holbrook | 48 | Head | Farmer | Missouri |
| 23 | Myrtle Holbrook | 54 | Wife | — | Kansas |
| 24 | Louis Mallonee | 57 | Head | Farmer | Kansas |
| 25 | Elsie Mallonee | 55 | Wife | — | Kansas |
| 26 | Charlie Daniels | 38 | Head | Boiler Maker | Kansas |
| 27 | Edith Daniels | 42 | Wife | — | Kansas |
| 28 | James Glasgow | 32 | Head | Truck Driver | Kansas |
| 29 | Florence Glasgow | 32 | Wife | — | Missouri |
| 30 | Jennie Lee Glasgow | 7 | Daughter | — | Missouri |
| 31 | Elmer W. Glasgow | 5 | Son | — | Missouri |
| 32 | Robert Glasgow | 3 | Son | — | Kansas |
| 33 | James Jr. Glasgow | 1 | Son | — | Kansas |
| 34 | James R. Montgomery | 63 | Head | Farmer | Kansas |
| 35 | Bertha Montgomery | 59 | Wife | — | Missouri |
| 36 | Norman Smith | 37 | Nephew | Farmer | Kansas |
| 37 | Billie Smith | 10 | Niece | — | Kansas |
| 38 | William Strong | 38 | Head | Farmer | Missouri |
| 39 | Eva J. Strong | 32 | Wife | — | Texas |
| 40 | Sandra Sue Strong | 2 | Daughter | — | Missouri |
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)