MH
Mary Horn — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Effingham, Illinois
Our Model Tree links this Mary Horn across the 1920, 1930 and 1940 US Censuses in Effingham, Illinois (XGBoost, ~Confirmed) — first a head (b.~1852), then head of a 10-person household.
Age 78
b. ~1852
Female
Head
Born: Illinois
Widowed
1930 Census Record Details
| Census Year | 1930 |
| Location | Effingham, Illinois |
| Surname | Horn |
| Given Name | Mary |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 78 |
| Marital Status | Widowed |
| Birthplace | Illinois |
| Age at First Marriage | 22 |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Additional Details | |
| Occupation | none |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Dieterich Village |
| Est. Birth Year | ~1852 |
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.
10 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Clifford Horn | Other | — | 9 | ~1921 |
| Leland Horn | Other | — | 17 | ~1913 |
| Leo Horn | Son | — | 42 | ~1888 |
| Nellie Horn | Other | — | 34 | ~1896 |
| Howard Horn | Other | — | 12 | ~1918 |
| Arnetta Horn | Other | — | 8 | ~1922 |
| Joe Horn | Son | — | 47 | ~1883 |
| Dorothy Horn | Other | — | 12 | ~1918 |
| Norbert Horn | Other | — | 15 | ~1915 |
| Mary Horn | Head | — | 78 | ~1852 |
Census Appearances
1920
Effingham, Illinois
Spouse, age 68
Effingham, Illinois · implied b. ~1852 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Horn |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 68 |
| 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
Effingham, Illinois
Head, age 78
Effingham, Illinois · implied b. ~1852 — 10 household members
| Surname | Horn |
| Given Name | Mary |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 78 |
| Marital Status | Widowed |
| Birthplace | Illinois |
| Age at First Marriage | 22 |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Occupation | none |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Effingham-County, Illinois
Other, age 85
Effingham-County, Illinois · implied b. ~1855 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Horn |
| Given Name | Mary |
| Relationship to Head | mother |
| Sex | F |
| Color / Race | White |
| Age | 85 |
| Marital Status | Widowed |
| Birthplace | Illinois |
| 1935 Residence (City) | Effingham City |
| 1935 Residence (County) | Effingham |
| Highest Grade | 4 |
| 1935 Residence | Same place |
| 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.
Show:
This person
Anchor record
Mary Horn
Head · 1930 · age 78 · b. ~1852 · Illinois
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Effingham, Illinois
Open full size
1930 US Federal Census — Effingham, Illinois
Page Contents
50 people indexed on this census page (ia:1930:illinoiscensus00reel513:0556)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Lenora Butler | 4 | Daughter | None | Illinois |
| 52 | Leaura Butler | 2 | Daughter | None | Illinois |
| 53 | James Butler | 0 | Son | None | Illinois |
| 54 | Paul Faught | 28 | Brother-in-law | Laborer | Indiana |
| 55 | Inez Faught | 27 | Sister-in-law | None | Illinois |
| 56 | Ronald Harris | 29 | Head | Laborer | Illinois |
| 57 | Nora Harris | 27 | Wife-H | None | Indiana |
| 58 | Maxine Harris | 9 | Daughter | None | Illinois |
| 59 | Johnnie Harris | 6 | Son | None | Illinois |
| 60 | Charles Harris | 3 | Son | None | Illinois |
| 61 | Carl Harris | 1 | Son | None | Illinois |
| 62 | Earl A. Lewis | 32 | Head | Laborer | Illinois |
| 63 | Fannie Lewis | 28 | Wife-H | None | Illinois |
| 64 | Willard Lewis | 10 | Son | None | Illinois |
| 65 | Lorraine Lewis | 6 | Daughter | None | Illinois |
| 66 | Herman J. Westendorf | 47 | Head | Laborer | Illinois |
| 67 | Anna Westendorf | 48 | Wife-H | None | Illinois |
| 68 | Flora L. Westendorf | 15 | Daughter | None | Illinois |
| 69 | Wilson G. Westendorf | 12 | Son | None | Illinois |
| 70 | Mansford J. Westendorf | 8 | Son | None | Illinois |
| 71 | Reatha L. Westendorf | 6 | Daughter | None | Illinois |
| 72 | Ben F. Peters | 42 | Head | Laborer | Holland |
| 73 | Marie Peters | 50 | Wife-H | None | Illinois |
| 74 | Roy L. Robards | 56 | Head | Plaster | Indiana |
| 75 | Ina Robards | 52 | Wife-H | Manager | Illinois |
| 76 | Delbert E. Robards | 15 | Son | None | Illinois |
| 77 | Arnetta P. Robards | 13 | Daughter | None | Illinois |
| 78 | Harry Robards | 28 | Head | Painter | Illinois |
| 79 | Opal M. Robards | 19 | Wife-H | None | Illinois |
| 80 | Mary Krabbe | 57 | Head | None | Illinois |
| 81 | Archie Steppe | 28 | Son-in-law | Salesman | Illinois |
| 82 | Marie Steppe | 27 | Daughter | None | Illinois |
| 83 | George E. Steppe | 3 | Son | None | Illinois |
| 84 | William J. Mines | 28 | Head | Salesman | Illinois |
| 85 | Blanch W. Mines | 23 | Wife-H | None | Florida |
| 86 | Patricia Mines | 1 | Daughter | None | Illinois |
| 87 | Louis A. Krabbe | 36 | Head | Merchant | Illinois |
| 88 | Lucile Krabbe | 32 | Wife-H | None | Illinois |
| 89 | Arnell Krabbe | 9 | Daughter | None | Illinois |
| 90 | Wayne Krabbe | 4 | Son | None | Illinois |
| 91 | Mary Horn THIS PERSON | 78 | Head | None | Illinois |
| 92 | Joe Horn | 47 | Son | Farmer | Illinois |
| 93 | Leo Horn | 42 | Son | Carpenter | Illinois |
| 94 | Nellie Horn | 34 | Daughter-in-law | None | Illinois |
| 95 | Leland Horn | 17 | Grandson | None | Illinois |
| 96 | Norbert Horn | 15 | Grandson | Laborer | Illinois |
| 97 | Dorothy Horn | 12 | Granddaughter | None | Illinois |
| 98 | Howard Horn | 12 | Grandson | None | Illinois |
| 99 | Clifford Horn | 9 | Grandson | None | Illinois |
| 100 | Arnetta Horn | 8 | Granddaughter | None | Illinois |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 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)