MC
Mary Callahan — 1910 US Census Record
Model Tree available1910 United States Federal Census · Mcdonough, Illinois
Our Model Tree links this Mary Callahan across the 1910, 1920 and 1930 US Censuses in Mcdonough, Illinois (XGBoost, ~Confirmed), with identified parents John & Margaret — first a daughter (b.~1910), then head of a 4-person household.
Age 0
b. ~1910
Female
Daughter
Born: Illinois
Single
1910 Census Record Details
| Census Year | 1910 |
| Location | Mcdonough, Illinois |
| Surname | Callahan |
| Given Name | Mary C. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Additional Details | |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Emmet Township |
| Est. Birth Year | ~1910 |
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.
4 people recorded at the same address in the 1910 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Callahan | Daughter | — | ~1910 | |
| John Callahan | Head | — | 35 | ~1875 |
| Peter Sullivan | Other | — | 33 | ~1877 |
| Margaret Callahan | Spouse | — | 32 | ~1878 |
Census Appearances
1910
Mcdonough, Illinois
Daughter, age
Mcdonough, Illinois · implied b. ~1910 — 4 household members
| Surname | Callahan |
| Given Name | Mary C. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1920
Mcdonough, Illinois
Daughter, age 10
Mcdonough, Illinois · implied b. ~1910 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Callihan |
| Given Name | Mary C |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Mcdonough, Illinois
Daughter, age 20
Mcdonough, Illinois · implied b. ~1910 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Callihan |
| Given Name | Mary R. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | Teacher |
| Industry | Rural School |
| Class of Worker | W |
| Can Read/Write | Yes |
| 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 Callahan across 3 US Census years (1910, 1920 and 1930) in Mcdonough, Illinois, using XGBoost record linkage. Identified parents: father John Callahan (~0.92 confidence) and mother Margaret Callahan (~0.92 confidence) and mother Margaret Callihan (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Callahan
b. ~1875
Source father
● Household
· direct · ~0.92
Mother
Margaret Callahan
b. ~1878
Source mother
● Household
· direct · ~0.92
Mother
Margaret Callihan
b. ~1879
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Mary Callahan
Daughter · 1910 · age 0 · b. ~1910 · Illinois
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1910 US Federal Census — Mcdonough, Illinois
Open full size
1910 US Federal Census — Mcdonough, Illinois
Page Contents
38 people indexed on this census page (ia:1910:13thcensus1910po305unit:0226)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | A. H. Adams | 30 | Head | Farmer | Illinois |
| 52 | Susan Adams | 29 | Wife | — | Illinois |
| 53 | Frances M. Adams | 1 | Daughter | — | Illinois |
| 54 | John Callahan | 35 | Head | Farmer | Illinois |
| 55 | Margaret C. Callahan | 32 | Wife | — | Illinois |
| 56 | Mary C. Callahan THIS PERSON | 0 | Daughter | — | Illinois |
| 57 | Peter J. Sullivan | 33 | Hired man | Farm Laborer | Illinois |
| 58 | J. F. Standard | 69 | Head | Own Income | Illinois |
| 59 | Julia A. Standard | 59 | Wife | — | Illinois |
| 60 | Roy F. Standard | 21 | Son | Farmer | Illinois |
| 61 | Albert Standard | 30 | Head | Farmer | Illinois |
| 62 | Will F. Graves | 45 | Head | Farmer | Kentucky |
| 63 | Sarah M. Graves | 43 | Wife | — | Illinois |
| 64 | Jesse F. Graves | 14 | Daughter | — | Illinois |
| 65 | Ralph M. Graves | 8 | Son | — | Illinois |
| 66 | James F. Graves | 44 | Head | Farmer | Kentucky |
| 67 | Alice A. Graves | 45 | Wife | — | Illinois |
| 68 | Gertrude A. Graves | 19 | Daughter | — | Illinois |
| 69 | Ralph T. Graves | 16 | Son | — | Illinois |
| 70 | Geo. E. Graves | 10 | Son | — | Illinois |
| 71 | Earnest F. Jackson | 25 | Head | Farmer | Illinois |
| 72 | Ethel Jackson | 20 | Wife | — | Illinois |
| 73 | Vornel E. Jackson | 0 | Daughter | — | Illinois |
| 74 | Oran Chatterton | 32 | Head | Farmer | Illinois |
| 75 | Nellie Chatterton | 27 | Wife | — | Illinois |
| 76 | Amy Chatterton | 6 | Daughter | — | Illinois |
| 77 | Ruth Chatterton | 4 | Daughter | — | Illinois |
| 78 | Helen Chatterton | 2 | Daughter | — | Illinois |
| 79 | Grace Chatterton | 0 | Daughter | — | Illinois |
| 80 | William M. Saddler | 55 | Head | Farmer | Kentucky |
| 81 | Nancy A. Saddler | 50 | Wife | — | Illinois |
| 82 | John H. Lewis | 48 | Head | Farmer | Kentucky |
| 83 | Barbara A. Lewis | 47 | Wife | — | Kentucky |
| 84 | Guy Lewis | 17 | Son | — | Illinois |
| 85 | Mamie Lewis | 15 | Daughter | — | Illinois |
| 86 | Henery Lewis | 24 | Hired man | Farm Laborer | Illinois |
| 87 | Charles Wetherald | 31 | Head | Farmer | Illinois |
| 88 | Sarah M. Wetherald | 61 | Mother | — | Ohio |
Pedigree Summary
Mary
Gen 1 · 3 parents
~0.92
Max depth 4 (1900–1950 window)
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1910 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)