MK
Mary Kuhn — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Lavaca-County, Texas
Our Model Tree links this Mary Kuhn across the 1930 and 1940 US Censuses in Lavaca-County, Texas (XGBoost, ~Confirmed) — first a spouse (b.~1875), then head of a 8-person household.
Age 65
b. ~1875
Female
Spouse
Born: Czechoslovakia
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Lavaca-County, Texas |
| Surname | Kuhn |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 65 |
| Marital Status | Married |
| Birthplace | Czechoslovakia |
| 1935 Residence (City) | Hallettsville |
| 1935 Residence (County) | Lavaca |
| Naturalization Status | First papers filed |
| Additional Details | |
| Class of Worker | 0 |
| Hours Worked | 0 |
| Highest Grade | H 8 |
| 1935 Residence | Same House |
| Birth Country | Czechoslovakia |
| Birthplace (normalized) | czechoslovakia |
| Township / Ward | Hallettsville |
| Est. Birth Year | ~1875 |
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 |
|---|---|---|---|---|
| Doris Kuhn | Other | — | 2 | ~1938 |
| Mary Kuhn | Spouse | — | 65 | ~1875 |
| Daniel Kuhn | Other | — | 4 | ~1936 |
| Alphonse Kuhn | Son | — | 35 | ~1905 |
| Emma Kuhn | Daughter | — | 37 | ~1903 |
| Louis Kuhn | Son | — | 33 | ~1907 |
| Martha Kuhn | Daughter | — | 26 | ~1914 |
| Joe Kuhn | Head | — | 66 | ~1874 |
Census Appearances
1930
Lavaca, Texas
Other, age 55
Lavaca, Texas · implied b. ~1875 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Kuhn |
| Given Name | Mary |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | White |
| Age | 55 |
| Marital Status | Married |
| Birthplace | Czechoslovakia |
| Naturalization Status | Naturalized |
| Year of Immigration | 1894 |
| Age at First Marriage | 20 |
| Father's Birthplace | Czechoslovakia |
| Mother's Birthplace | Czechoslovakia |
| Can Read/Write | Yes |
| Mother Tongue | Czech |
| Birth Country | Czechoslovakia |
| Birthplace (normalized) | czechoslovakia |
1940
Lavaca-County, Texas
Spouse, age 65
Lavaca-County, Texas · implied b. ~1875 — 8 household members
| Surname | Kuhn |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 65 |
| Marital Status | Married |
| Birthplace | Czechoslovakia |
| 1935 Residence (City) | Hallettsville |
| 1935 Residence (County) | Lavaca |
| Naturalization Status | First papers filed |
| Class of Worker | 0 |
| Hours Worked | 0 |
| Highest Grade | H 8 |
| 1935 Residence | Same House |
| Birth Country | Czechoslovakia |
| Birthplace (normalized) | czechoslovakia |
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 Kuhn across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Mary Kuhn
Spouse · 1940 · age 65 · b. ~1875 · Texas
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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 — Lavaca-County, Texas
Open full size
1940 US Federal Census — Lavaca-County, Texas
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04092-00282)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | P. J. Appelt | 48 | Head | Salesman | Texas |
| 2 | Josephine Appelt | 46 | Wife | — | Texas |
| 3 | Theo. S. Fertsch | 85 | Head | — | Texas |
| 4 | Buschermickleberry Fertsch | 80 | Lodger | — | Germany |
| 5 | Alfred Gomer | 76 | Head | — | Texas |
| 6 | Earl Gomer | 40 | Daughter | — | Texas |
| 7 | Eva Aranges | 19 | Daughter | — | Texas |
| 8 | John Davis | 29 | Friend | Cook | Texas |
| 9 | Adelia Basier | 19 | Lodger | Truck Driver | Texas |
| 10 | James R. Hill Basier | 1 | Lodger | — | Texas |
| 11 | Chas. Cervenka | 39 | Head | Laborer | Texas |
| 12 | Annie Cervenka | 39 | Wife | Laborer | Texas |
| 13 | George Cervenka | 16 | Son | — | Texas |
| 14 | Corine Cervenka | 14 | Daughter | — | Texas |
| 15 | Margie Cervenka | 10 | Daughter | — | Texas |
| 16 | Victor A. Grafe | 40 | Head | Manager | Texas |
| 17 | Lena Grafe | 30 | Wife | — | Texas |
| 18 | Dorothy Mae Grafe | 7 | Daughter | — | Texas |
| 19 | Irvin Victor Grafe | 3 | Son | — | Texas |
| 20 | Mary Ann Grafe | 2 | Daughter | — | Texas |
| 21 | Joe Kuhn | 66 | Head | Farmer | Germany |
| 22 | Mary Kuhn THIS PERSON | 65 | Wife | — | Czechoslovakia |
| 23 | Emma Kuhn | 37 | Daughter | Farm Hand | Texas |
| 24 | Alphonse Kuhn | 35 | Son | Farm Hand | Texas |
| 25 | Louis Kuhn | 33 | Son | Farm Hand | Texas |
| 26 | Martha Kuhn | 26 | Daughter | — | Texas |
| 27 | Daniel Kuhn | 4 | Grand Son | — | Texas |
| 28 | Doris Kuhn | 2 | Grand Daughter | — | Texas |
| 29 | B. G. Reinhart | 65 | Head | Farmer | Texas |
| 30 | Lisha Reinhart | 59 | Wife | Farm Hand | Texas |
| 31 | Hermina Reinhart | 25 | Daughter | Farm Hand | Texas |
| 32 | Arthur Reinhart | 16 | Son | — | Texas |
| 33 | Frank Sr. Konvicka | 67 | Head | Farmer | Czechoslovakia |
| 34 | Annie Konvicka | 65 | Wife | — | Czechoslovakia |
| 35 | August Henke | 21 | Head | Farmer | Texas |
| 36 | Georgia Henke | 21 | Daughter | Farm Hand | Texas |
| 37 | Janak Henke | 63 | Brother in law | Farm Hand | Texas |
| 38 | Frank Jr. Konvicka | 41 | Head | Farmer | Texas |
| 39 | B. J. Konvicka | 42 | Wife | Farm Hand | Texas |
| 40 | Josephine Klekar | 20 | Sister in law | — | Czechoslovakia |
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)