MK
Mary Kearney — 1920 US Census Record
Model Tree available1920 United States Federal Census · Rock Island, Illinois
Our Model Tree links this Mary Kearney across the 1920, 1930 and 1940 US Censuses in Rock Island, Illinois (XGBoost, ~Confirmed), with identified parents Thomas & Hanna — first a daughter (b.~1889), then head of a 3-person household.
Age 31
b. ~1889
Female
Daughter
Born: Illinois
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Rock Island, Illinois |
| Surname | Kearney |
| Given Name | Mary E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 31 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Additional Details | |
| Occupation | Music Teacher |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Teacher |
| Township / Ward | Moline Township |
| Est. Birth Year | ~1889 |
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 1920 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Hannah Kearney | Spouse | — | 59 | ~1861 |
| Mary Kearney | Daughter | — | 31 | ~1889 |
| Thomas Kearney | Head | — | 64 | ~1856 |
Census Appearances
1920
Rock Island, …
Daughter, age 31
Rock Island, Illinois · implied b. ~1889 — 3 household members
| Surname | Kearney |
| Given Name | Mary E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 31 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | Music Teacher |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Rock Island, …
Daughter, age 43
Rock Island, Illinois · implied b. ~1887 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Keurney |
| Given Name | Mae E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 43 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | Teacher |
| Industry | Music |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Rock-Island-County, Illinois
Head, age 52
Rock-Island-County, Illinois · implied b. ~1888
●
Primary link
· ~Confirmed · 1 source
XGBoost
| Surname | Karney |
| Given Name | Mae E. |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 52 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Moline city |
| 1935 Residence (County) | Rock Island |
| Occupation | Music Teacher |
| Industry | Own home |
| Class of Worker | OA |
| Income (1939) | 0 |
| Highest Grade | Hs 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 Kearney across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Thomas Kearney (~0.92 confidence) and mother Hanna Keurney (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Thomas Kearney
b. ~1856
Source father
● Household
· direct · ~0.92
Mother
Hanna Keurney
b. ~1860
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Mary Kearney
Daughter · 1920 · age 31 · b. ~1889 · Illinois
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1920 US Federal Census — Rock Island, Illinois
Open full size
1920 US Federal Census — Rock Island, Illinois
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu402unit:0437)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Brightman Pritchard | 10 | Son | — | Illinois |
| 2 | Elda May Pritchard | 7 | Daughter | — | Illinois |
| 3 | Manta Johnson | 79 | Head | — | Sweden |
| 4 | William Lindstrand | 36 | Head | Machinist | Illinois |
| 5 | Esther Lindstrand | 31 | Wife | — | Illinois |
| 6 | Albert Freeman | 60 | Head | Burnisher | Sweden |
| 7 | Hannah Freeman | 53 | Wife | — | Sweden |
| 8 | Linn Clara Freeman | 26 | Daughter | Nurse | Illinois |
| 9 | Elizabeth Cameron | 36 | Lodger | Nurse | England |
| 10 | Hulda A. Carlson | 33 | Head | Chief Cl. | Illinois |
| 11 | Marguerite Carlson | 28 | Wife | — | Iowa |
| 12 | Calvin Carlson | 3 | Son | — | Illinois |
| 13 | Sadie Cowley | 54 | Head | Matron | Illinois |
| 14 | Albert Rye | 34 | Lodger | Carpenter | Georgia |
| 15 | John Mitchell | 37 | Lodger | Solicitor | Massachusetts |
| 16 | Marinus Horstkamp | 49 | Head | Real Estate | Holland |
| 17 | Lucina Horstkamp | 58 | Wife | — | Michigan |
| 18 | John F. Hussy | 39 | Head | Brick Layer | Illinois |
| 19 | Clara Hussy | 34 | Wife | — | Illinois |
| 20 | Amy Hussy | 6 | Daughter | — | Illinois |
| 21 | Roberta Boles | 64 | Head | — | Virginia |
| 22 | Mary Boles | 22 | Daughter | Proofreader | Missouri |
| 23 | John M. Berger | 27 | Head | Baggage Agent | Kansas |
| 24 | Dorothy Berger | 26 | Wife | — | Illinois |
| 25 | Augusta Bunsenburg | 61 | Head | — | Germany |
| 26 | Paul Bunsenburg | 32 | Son | Machinist | Illinois |
| 27 | John Stewart | 48 | Head | Machine Operator | Illinois |
| 28 | Mary Stewart | 39 | Wife | — | Iowa |
| 29 | John Stewart | 16 | Son | Time Keeper | Illinois |
| 30 | Alice Stewart | 14 | Daughter | — | Illinois |
| 31 | Catherine Woodrow | 54 | Head | — | Illinois |
| 32 | Mary Woodrow | 31 | Daughter | Stenographer | Illinois |
| 33 | Grace Woodrow | 21 | Daughter | Proofreader | Illinois |
| 34 | Winston J. Walker | 40 | Head | Stock Cutter | New York |
| 35 | Belle Walker | 37 | Wife | — | Illinois |
| 36 | Clarence Walker | 14 | Son | — | Illinois |
| 37 | Ralph Walker | 12 | Son | — | Illinois |
| 38 | Fritz H. Hedin | 45 | Head | Shipping Clerk | Illinois |
| 39 | Marie S. Hedin | 40 | Wife | — | Germany |
| 40 | Henry Linder | 43 | Lodger | Foreman | Ohio |
| 41 | Thomas B. Kearney | 64 | Head | Patrol Officer | Illinois |
| 42 | Hannah Kearney | 59 | Wife | — | Illinois |
| 43 | Mary E. Kearney THIS PERSON | 31 | Daughter | Music Teacher | Illinois |
| 44 | Otto Falk | 59 | Head | Blacksmith | Sweden |
| 45 | Augusta J. Falk | 56 | Wife | — | Sweden |
| 46 | James Pierce | 80 | Head | Wood Worker | Indiana |
| 47 | Susan Pierce | 70 | Wife | — | Missouri |
| 48 | Anna V. Boles | 59 | Head | — | New York |
| 49 | Lillian Woodard | 31 | Daughter | — | Illinois |
| 50 | Louise Woodard | 31 | Son-in-law | Machinist | Illinois |
Pedigree Summary
Mary
Gen 1 · 2 parents
~0.92
Max depth 4 (1900–1950 window)
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1920 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)