MK
Mary Kaufman — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Holt-County, Missouri
Our Model Tree links this Mary Kaufman across the 1930 and 1940 US Censuses in Holt-County, Missouri (XGBoost, ~Confirmed) — first a daughter (b.~1927), then head of a 8-person household.
Age 13
b. ~1927
Female
Daughter
Born: Missouri
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Holt-County, Missouri |
| Surname | Kaufman |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Missouri |
| 1935 Residence (City) | Holt |
| 1935 Residence (County) | Holt |
| Additional Details | |
| Class of Worker | 0 |
| Highest Grade | No 6 |
| 1935 Residence | Missouri |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
| Township / Ward | Bigelow Township |
| Est. Birth Year | ~1927 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| George Kaufman | Son | — | 16 | ~1924 |
| Leroy Kaufman | Son | — | 5 | ~1935 |
| George Kaufman | Head | — | 46 | ~1894 |
| Sidney Kaufman | Son | — | 9 | ~1931 |
| Mary Kaufman | Daughter | — | 13 | ~1927 |
| Elaine Kaufman | Daughter | — | 4 | ~1936 |
| Rosa Kaufman | Spouse | — | 31 | ~1909 |
| Robert Kaufman | Son | — | 14 | ~1926 |
Census Appearances
1930
Holt, Missouri
Daughter, age 3
Holt, Missouri · implied b. ~1927 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Kaufman |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Missouri |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Missouri |
| Occupation | none |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1940
Holt-County, Missouri
Daughter, age 13
Holt-County, Missouri · implied b. ~1927 — 8 household members
| Surname | Kaufman |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Missouri |
| 1935 Residence (City) | Holt |
| 1935 Residence (County) | Holt |
| Class of Worker | 0 |
| Highest Grade | No 6 |
| 1935 Residence | Missouri |
| 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 Kaufman across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Kaufman
Daughter · 1940 · age 13 · b. ~1927 · Missouri
★ You are viewing this record
Sibling
George Kaufman
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Leroy Kaufman
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Sidney Kaufman
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Kaufman
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elaine Kaufman
Sibling · 1940 · age 4
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 — Holt-County, Missouri
Open full size
1940 US Federal Census — Holt-County, Missouri
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02112-00079)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | George Kaufman | 46 | Head | Farmer | Missouri |
| 2 | Rosa Kaufman | 31 | Wife | — | Missouri |
| 3 | George Irvin Kaufman | 16 | Son | — | Missouri |
| 4 | Robert Kaufman | 14 | Son | — | Missouri |
| 5 | Mary Kaufman THIS PERSON | 13 | Daughter | — | Missouri |
| 6 | Sidney Kaufman | 9 | Son | — | Missouri |
| 7 | Leroy Kaufman | 5 | Son | — | Missouri |
| 8 | Elaine Kaufman | 4 | Daughter | — | Missouri |
| 9 | Yena V. Catron | 64 | Head | Farmer | Missouri |
| 10 | George Lundy | 65 | Hired Hand | Farmer | Missouri |
| 11 | William Smith | 66 | Head | Laborer | Missouri |
| 12 | William Seikman | 77 | Head | — | Missouri |
| 13 | Anna Seikman | 71 | Wife | — | Illinois |
| 14 | Oscar Seikman | 41 | Son | Farmer | Missouri |
| 15 | Constance Seikman | 29 | Head | — | Missouri |
| 16 | Atie Parham | 61 | Head | Farmer | Indiana |
| 17 | Mae Parham | 54 | Wife | — | Missouri |
| 18 | John Parham | 17 | Son | — | Missouri |
| 19 | Conrad Mueller | 52 | Head | Farmer | Missouri |
| 20 | Maude Mueller | 45 | Wife | — | Missouri |
| 21 | Guss Mueller | 24 | Son | Laborer | Missouri |
| 22 | Otho Hinkle | 50 | Head | Farmer | Missouri |
| 23 | Julia Frances Hinkle | 18 | Daughter | — | Missouri |
| 24 | Helen Jane Hinkle | 17 | Daughter | — | Missouri |
| 25 | Frank Dougherty | 54 | Head | Farmer | Missouri |
| 26 | Anna Dougherty | 52 | Wife | — | Missouri |
| 27 | Ben Rother | 32 | Head | Farmer | Nebraska |
| 28 | Alta Rother | 33 | Wife | — | Missouri |
| 29 | Mary Joan Rother | 2 | Daughter | — | Missouri |
| 30 | Charlie Tubbs | 57 | Head | Farmer | Iowa |
| 31 | Fred Pierson | 59 | Head | Farmer | Kansas |
| 32 | Pearl Pierson | 60 | Wife | — | Missouri |
| 33 | Berl Pierson | 31 | Son | Laborer | Missouri |
| 34 | Downing Pierson | 16 | Son | — | Missouri |
| 35 | Harvey Schenck | 25 | Head | Farmer | Iowa |
| 36 | Nadine Schenck | 20 | Wife | — | Iowa |
| 37 | Carolyn Schenck | 1 | Daughter | — | Iowa |
| 38 | Arnold Silkett | 21 | Head | Farmer | Idaho |
| 39 | Sylvia Silkett | 20 | Wife | — | Iowa |
| 40 | Louise Silkett | 0 | Daughter | — | Iowa |
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)