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Mary Horn — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Webster-County, Missouri
Our Model Tree links this Mary Horn across the 1920, 1930 and 1940 US Censuses in Webster-County, Missouri (XGBoost, ~Confirmed) — first a spouse (b.~1877), then head of a 3-person household.
Age 63
b. ~1877
Female
Spouse
Born: Illinois
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Webster-County, Missouri |
| Surname | Horn |
| Given Name | Mary E. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 63 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Hazelwood Township |
| 1935 Residence (County) | Webster |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | 4 |
| 1935 Residence | Same house |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Hazelwood Township |
| Est. Birth Year | ~1877 |
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 |
|---|---|---|---|---|
| Lee Horn | Son | — | 21 | ~1919 |
| Robert Horn | Head | — | 72 | ~1868 |
| Mary Horn | Spouse | — | 63 | ~1877 |
Census Appearances
1920
Webster, Missouri
Spouse, age 41
Webster, Missouri · implied b. ~1879 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Horn |
| Given Name | Mary E |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 41 |
| Marital Status | Married |
| Birthplace | Illinois |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | German |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Webster, Missouri
Spouse, age 51
Webster, Missouri · implied b. ~1879 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Horn |
| Given Name | Mary E |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 51 |
| Marital Status | Married |
| Birthplace | Illinois |
| Age at First Marriage | 19 |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Webster-County, Missouri
Spouse, age 63
Webster-County, Missouri · implied b. ~1877 — 3 household members
| Surname | Horn |
| Given Name | Mary E. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 63 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Hazelwood Township |
| 1935 Residence (County) | Webster |
| Income (1939) | 0 |
| Highest Grade | 4 |
| 1935 Residence | Same house |
| 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 Horn 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 Horn
Spouse · 1940 · age 63 · b. ~1877 · Missouri
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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 — Webster-County, Missouri
Open full size
1940 US Federal Census — Webster-County, Missouri
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02164-00174)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Elmer E. Cotton | 35 | Head | Farmer | Kansas |
| 2 | Clay Ora Cotton | 37 | Wife | Housework | Missouri |
| 3 | Wayne H. Cotton | 12 | Son | — | Missouri |
| 4 | Delton Leo Cotton | 7 | Son | — | Missouri |
| 5 | Huston Cook | 23 | Head | Laborer | Missouri |
| 6 | Helen L. Cook | 18 | Wife | — | Missouri |
| 7 | Robert E. Horn | 72 | Head | Farmer | Iowa |
| 8 | Mary E. Horn THIS PERSON | 63 | Wife | — | Illinois |
| 9 | Lee G. Horn | 21 | Son | Farmer | Missouri |
| 10 | C. K. Julian | 61 | Head | Farmer | Missouri |
| 11 | Minnie May Julian | 59 | Wife | — | Iowa |
| 12 | Robert D. Childress | 58 | Head | Farmer | Missouri |
| 13 | Mattie E. Childress | 55 | Wife | — | Missouri |
| 14 | Blaine A. Childress | 24 | Son | — | Missouri |
| 15 | Lora G. Childress | 17 | Daughter | — | Missouri |
| 16 | Leeta M. Childress | 15 | Daughter | — | Missouri |
| 17 | Lester A. Horn | 25 | Head | Farmer | Missouri |
| 18 | Edna L. Horn | 27 | Wife | — | Kansas |
| 19 | Donna M. Horn | 5 | Daughter | — | Missouri |
| 20 | Dale Arden Horn | 2 | Son | — | Missouri |
| 21 | Raymond J. Smith | 29 | Head | Laborer | Missouri |
| 22 | Mary L. Smith | 22 | Wife | — | Missouri |
| 23 | Ronald L. Smith | 3 | Son | — | Missouri |
| 24 | Richard L. Smith | 2 | Son | — | Missouri |
| 25 | James W. Smith | 56 | Head | Farmer | Tennessee |
| 26 | Delilah R. Smith | 60 | Wife | — | Missouri |
| 27 | Velda M. Smith | 36 | Daughter | — | Missouri |
| 28 | John M. Smith | 24 | Son | Teacher | Missouri |
| 29 | Orie B. Smith | 22 | Son | Truck Driver | Missouri |
| 30 | Monroe C. Smith | 17 | Son | — | Missouri |
| 31 | Leander W. Burgess | 71 | Head | Farmer | Missouri |
| 32 | Eva D. Burgess | 62 | Wife | — | Kansas |
| 33 | Ralph S. Foster | 43 | Head | Truck Driver | Kansas |
| 34 | Effie E. Foster | 52 | Wife | — | Missouri |
| 35 | Stan D. Foster | 23 | Son | Farmer | Missouri |
| 36 | Garnet R. Foster | 20 | Daughter | — | Missouri |
| 37 | Marcus A. Michals | 45 | Head | Farmer | Missouri |
| 38 | Pearl E. Michals | 45 | Wife | — | Missouri |
| 39 | Jesse C. Michals | 70 | Father | — | Missouri |
| 40 | Lloyd V. Welch | 28 | Head | Laborer | 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)