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Mary Alexander — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Morris-County, Kansas
Our Model Tree links this Mary Alexander across the 1920, 1930 and 1940 US Censuses in Morris-County, Kansas (XGBoost, ~Confirmed) — first a spouse (b.~1871), then head of a 3-person household.
Age 69
b. ~1871
Female
Spouse
Born: Illinois
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Morris-County, Kansas |
| Surname | Alexander |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 69 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Council Grove Township |
| Additional Details | |
| Class of Worker | 0 |
| Highest Grade | 8 |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Council Grove Township |
| Est. Birth Year | ~1871 |
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 |
|---|---|---|---|---|
| A Alexander | Head | — | 76 | ~1864 |
| Harry Alexander | Son | — | 45 | ~1895 |
| Mary Alexander | Spouse | — | 69 | ~1871 |
Census Appearances
1920
Morris, Kansas
Spouse, age 49
Morris, Kansas · implied b. ~1871 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Alexander |
| Given Name | Mary E |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 49 |
| Marital Status | Married |
| Birthplace | Illinois |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Morris, Kansas
Spouse, age 59
Morris, Kansas · implied b. ~1871 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Alexander |
| Given Name | Mary A. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 59 |
| Marital Status | Married |
| Birthplace | Illinois |
| Age at First Marriage | 17 |
| Father's Birthplace | North Carolina |
| Mother's Birthplace | North Carolina |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Morris-County, Kansas
Spouse, age 69
Morris-County, Kansas · implied b. ~1871 — 3 household members
| Surname | Alexander |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 69 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Council Grove Township |
| Class of Worker | 0 |
| Highest Grade | 8 |
| 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 Alexander 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 Alexander
Spouse · 1940 · age 69 · b. ~1871 · 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 — Morris-County, Kansas
Open full size
1940 US Federal Census — Morris-County, Kansas
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01248-00129)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Lula B. Broils | 26 | Wife | — | Kansas |
| 2 | Donald Broils | 3 | Son | — | Kansas |
| 3 | Hortense Broils | 62 | Head | — | Kansas |
| 4 | Earl Broils | 22 | Son | Common Laborer | Kansas |
| 5 | Nina Mae Williams | 26 | Daughter | General Housework | Kansas |
| 6 | Anthony Bress | 45 | Head | Manager | Illinois |
| 7 | Hazel Bress | 52 | Wife | — | Kansas |
| 8 | Donald Bress | 20 | Son | Ass. | Kansas |
| 9 | Betty Lou Bress | 17 | Daughter | — | Kansas |
| 10 | Alvin Hopper | 23 | Head | Farming | Kansas |
| 11 | Vera Hopper | 26 | Wife | — | Kansas |
| 12 | Ronald Albert Hopper | 1 | Son | — | Kansas |
| 13 | Harry Ellis | 21 | Head | Common Laborer | Kansas |
| 14 | Lucille Ellis | 19 | Wife | — | Oklahoma |
| 15 | Harry Eugene Ellis | 1 | Son | — | Kansas |
| 16 | Thad White | 41 | Head | Barber | Kansas |
| 17 | Grace White | 38 | Wife | — | Kansas |
| 18 | Mona White | 18 | Daughter | — | Kansas |
| 19 | A. G. Alexander | 76 | Head | Manager | Wisconsin |
| 20 | Mary Alexander THIS PERSON | 69 | Wife | — | Illinois |
| 21 | Harry Alexander | 45 | Son | Promoter & Driller | Kansas |
| 22 | Ernest Horesman | 64 | Head | Manager | Kansas |
| 23 | Lucy Horesman | 64 | Wife | — | Kansas |
| 24 | Carl Horesman | 26 | Son | Feeding Cattle | Kansas |
| 25 | Mildred Horesman | 24 | Daughter-in-law | Saleswoman | Kansas |
| 26 | John Talley | 41 | Head | Manager | Kansas |
| 27 | Florence Talley | 40 | Wife | — | Kansas |
| 28 | Arthur Talley | 19 | Son | Grading Road | Kansas |
| 29 | Wilma Fern Talley | 17 | Daughter | General Housework | Kansas |
| 30 | Ruth Talley | 13 | Daughter | — | Kansas |
| 31 | Phillip Bolton | 43 | Head | Manager | Kansas |
| 32 | Gladys Bolton | 39 | Wife | — | Kansas |
| 33 | George Bolton | 15 | Son | — | Kansas |
| 34 | Gene Bolton | 12 | Son | — | Kansas |
| 35 | Albert Bolton | 7 | Son | — | Kansas |
| 36 | William Bolton | 5 | Son | — | Kansas |
| 37 | John Robinson | 59 | Lodger | Farm Laborer | Kansas |
| 38 | Frank Bolton | 74 | Head | — | Illinois |
| 39 | Floretta Bolton | 45 | Daughter | Operator | Kansas |
| 40 | Oscar Nystrom | 45 | Son-in-law | City Carrier | 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)