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Mary Hawkins — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Leavenworth-County, Kansas
Our Model Tree links this Mary Hawkins across the 1930 and 1940 US Censuses in Leavenworth-County, Kansas (XGBoost, ~Confirmed) — first a daughter (b.~1928), then head of a 9-person household.
Age 12
b. ~1928
Female
Daughter
Born: Kansas
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Leavenworth-County, Kansas |
| Surname | Hawkins |
| Given Name | Mary K |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Kansas |
| 1935 Residence (City) | Leavenworth City |
| 1935 Residence (County) | Leavenworth |
| Additional Details | |
| Highest Grade | G 4 |
| 1935 Residence | Same House |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
| Township / Ward | Leavenworth City |
| Est. Birth Year | ~1928 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Helen Hawkins | Daughter | — | 5 | ~1935 |
| Mary Hawkins | Daughter | — | 12 | ~1928 |
| Laura Hawkins | Daughter | — | 19 | ~1921 |
| William Hawkins | Head | — | 42 | ~1898 |
| Mildred Langrum | Other | — | 1 | ~1939 |
| Robert Hawkins | Son | — | 1 | ~1939 |
| Richard Hawkins | Son | — | 3 | ~1937 |
| William Hawkins | Son | — | 16 | ~1924 |
| Katherine Hawkins | Spouse | — | 36 | ~1904 |
Census Appearances
1930
Leavenworth, Kansas
Other, age 3
Leavenworth, Kansas · implied b. ~1927 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hawkins |
| Given Name | Mary K. |
| Relationship to Head | gr-niece |
| Sex | F |
| Color / Race | Black |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Kansas |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Missouri |
| Occupation | none |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
1940
Leavenworth-County, Kansas
Daughter, age 12
Leavenworth-County, Kansas · implied b. ~1928 — 9 household members
| Surname | Hawkins |
| Given Name | Mary K |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Kansas |
| 1935 Residence (City) | Leavenworth City |
| 1935 Residence (County) | Leavenworth |
| Highest Grade | G 4 |
| 1935 Residence | Same House |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
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 Hawkins across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Hawkins
Daughter · 1940 · age 12 · b. ~1928 · Kansas
★ You are viewing this record
Sibling
Helen Hawkins
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Richard Hawkins
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Laura Hawkins
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Hawkins
Sibling · 1940 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Hawkins
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Leavenworth-County, Kansas
Open full size
1940 US Federal Census — Leavenworth-County, Kansas
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01240-00936)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Little Little | 35 | Wife | — | Kansas |
| 2 | Milton Little | 18 | Son | — | Kansas |
| 3 | Walter Little | 3 | Son | New Worker | Kansas |
| 4 | Kenneth Little | 1 | Son | — | Kansas |
| 5 | William Hawkins | 42 | Head | Laborer | Missouri |
| 6 | Katherine Hawkins | 36 | Wife | — | Missouri |
| 7 | Laura Hawkins | 19 | Daughter | House Maid A.D. | Missouri |
| 8 | William Hawkins | 16 | Son | — | Missouri |
| 9 | Mary K Hawkins THIS PERSON | 12 | Daughter | — | Kansas |
| 10 | Helen Hawkins | 5 | Daughter | — | Kansas |
| 11 | Richard Hawkins | 3 | Son | — | Kansas |
| 12 | Robert Hawkins | 1 | Son | — | Kansas |
| 13 | Mildred Langrum | 1 | Grand Daughter | — | Kansas |
| 14 | James Williams | 52 | Head | — | Kansas |
| 15 | Jack Woods | 50 | Cousin | — | Kansas |
| 16 | Beadie Pennington | 67 | Cousin | — | Kansas |
| 17 | Ada Reilly | 62 | Head | — | New York |
| 18 | James Reilly | 24 | Son | Owner Partner | Kansas |
| 19 | George Reilly | 23 | Son | Clerk | Kansas |
| 20 | Katherine Reilly | 20 | Daughter-in-law | — | Kansas |
| 21 | Louis Hayden | 79 | Head | — | Missouri |
| 22 | Anna Hayden | 76 | Wife | — | Missouri |
| 23 | Myrtle Hayden | 44 | Daughter | — | Kansas |
| 24 | William Hayden | 43 | Son | Mechanic | Missouri |
| 25 | William Jr. Hayden | 10 | Grand Son | — | Kansas |
| 26 | Mark Marks | 73 | Head | — | Tennessee |
| 27 | Lavada Jackson | 42 | Daughter | — | Nebraska |
| 28 | Joseph Glass | 78 | Head | — | Kansas |
| 29 | Elsie Dutcher | 39 | Head | — | Kansas |
| 30 | Mozella Dutcher | 14 | Daughter | — | Kansas |
| 31 | Audrey Dutcher | 13 | Daughter | — | Kansas |
| 32 | Esther Dutcher | 12 | Daughter | — | Kansas |
| 33 | Elsie D. Dutcher | 9 | Daughter | — | Kansas |
| 34 | Garland Gayden | 38 | Partner | Private | Kansas |
| 35 | Catherine Gayden | 30 | Wife | — | Kansas |
| 36 | Thomas Gayden | 12 | Son | — | Kansas |
| 37 | Winthrop Gayden | 8 | Son | — | Kansas |
| 38 | Sylvia Gayden | 4 | Daughter | — | Kansas |
| 39 | Garland Jr. Gayden | 1 | Son | — | Kansas |
| 40 | Forrest Banks | 34 | Head | Bell Hop | 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)