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James Mahoney — 1920 US Census Record
Linked across censuses1920 United States Federal Census · Otoe, Nebraska
Our Model Tree links this James Mahoney across the 1920 and 1930 US Censuses in Otoe, Nebraska (XGBoost, ~Confirmed) — first a son (b.~1903), then head of a 10-person household.
Age 17
b. ~1903
Male
Son
Born: Nebraska
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Otoe, Nebraska |
| Surname | Mahoney |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Nebraska |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Wisconsin |
| Additional Details | |
| Occupation | Farm laborer |
| Industry | Home Farm |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
| Occupation | Farm Laborer |
| Township / Ward | Unadilla Village |
| Est. Birth Year | ~1903 |
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 1920 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Edward Mahoney | Son | — | 7 | ~1913 |
| Walter Mahoney | Son | — | 21 | ~1899 |
| Joseph Mahoney | Son | — | 19 | ~1901 |
| John Mahoney | Son | — | 14 | ~1906 |
| James Mahoney | Head | — | 50 | ~1870 |
| Nellie Mahoney | Spouse | — | 48 | ~1872 |
| Chester Mahoney | Son | — | 12 | ~1908 |
| Dorothy Mahoney | Daughter | — | 11 | ~1909 |
| Lucile Mahoney | Daughter | — | 15 | ~1905 |
| James Mahoney | Son | — | 17 | ~1903 |
Census Appearances
1920
Otoe, Nebraska
Son, age 17
Otoe, Nebraska · implied b. ~1903 — 10 household members
| Surname | Mahoney |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Nebraska |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Wisconsin |
| Occupation | Farm laborer |
| Industry | Home Farm |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
1930
Otoe, Nebraska
Son, age 28
Otoe, Nebraska · implied b. ~1902 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Mahoney |
| Given Name | Jas. T. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Single |
| Birthplace | Nebraska |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Wisconsin |
| Occupation | Agent |
| Industry | Life Insurance |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
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 James Mahoney across 2 US Census years (1920 and 1930) in Otoe, Nebraska, using XGBoost record linkage.
Show:
This person
Anchor record
James Mahoney
Son · 1920 · age 17 · b. ~1903 · Nebraska
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Sibling
Chester Mahoney
Sibling · 1920 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lucile Mahoney
Sibling · 1920 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edward Mahoney
Sibling · 1920 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Mahoney
Sibling · 1920 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dorothy Mahoney
Sibling · 1920 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Walter Mahoney
Sibling · 1920 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Mahoney
Sibling · 1920 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1920 US Federal Census — Otoe, Nebraska
Open full size
1920 US Federal Census — Otoe, Nebraska
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu997unit:0506)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Charles Stilwell | 52 | Head | Farmer | New York |
| 2 | Mary Stilwell | 51 | Wife | — | Illinois |
| 3 | Charlotte Stilwell | 21 | Daughter | Teacher | Nebraska |
| 4 | Richard Hahn | 31 | Hired man | Farm Laborer | Nebraska |
| 5 | Carl Halverson | 25 | Head | Farmer | Nebraska |
| 6 | Minnie Halverson | 21 | Wife | — | Nebraska |
| 7 | John Halverson | 2 | Son | — | Nebraska |
| 8 | Marie Halverson | 0 | Daughter | — | Nebraska |
| 9 | Charles Kramer | 46 | Head | Farmer | Nebraska |
| 10 | Amanda Kramer | 47 | Wife | — | Germany |
| 11 | Carl Kramer | 14 | Son | Farm Laborer | Nebraska |
| 12 | Roy Kramer | 12 | Son | Farm Laborer | Nebraska |
| 13 | Frederick Kramer | 7 | Son | — | Nebraska |
| 14 | Frank Mcmanus | 58 | Head | Farmer | Ireland |
| 15 | Bridget Mcmanus | 55 | Wife | — | Ireland |
| 16 | Lawrence Mcmanus | 21 | Son | Farm Laborer | Iowa |
| 17 | Margaret Mcmanus | 18 | Daughter | Teacher | Iowa |
| 18 | Francis Mcmanus | 14 | Son | Farm Laborer | Iowa |
| 19 | Louise Mcmanus | 10 | Daughter | — | Iowa |
| 20 | John Mcmanus | 83 | Uncle | — | Ireland |
| 21 | Thomas Luff | 49 | Head | Farmer | Nebraska |
| 22 | Maude Luff | 43 | Wife | — | Missouri |
| 23 | Alice Luff | 18 | Daughter | — | Nebraska |
| 24 | Daisy Luff | 15 | Daughter | — | Nebraska |
| 25 | Carl Luff | 13 | Son | Farm Laborer | Nebraska |
| 26 | Joe Luff | 11 | Son | — | Nebraska |
| 27 | Ross Luff | 4 | Son | — | Nebraska |
| 28 | Glenn Luff | 2 | Son | — | Nebraska |
| 29 | James P Mahoney | 50 | Head | Farmer | Illinois |
| 30 | Nellie Mahoney | 48 | Wife | — | Wisconsin |
| 31 | Walter Mahoney | 21 | Son | Farm Laborer | Nebraska |
| 32 | Joseph L Mahoney | 19 | Son | Teacher | Nebraska |
| 33 | James Mahoney THIS PERSON | 17 | Son | Farm Laborer | Nebraska |
| 34 | Lucile Mahoney | 15 | Daughter | — | Nebraska |
| 35 | John Mahoney | 14 | Son | Farm Laborer | Nebraska |
| 36 | Chester Mahoney | 12 | Son | — | Nebraska |
| 37 | Dorothy Mahoney | 11 | Daughter | — | Nebraska |
| 38 | Edward Mahoney | 7 | Son | — | Nebraska |
| 39 | William Douglas | 56 | Head | Farmer | England |
| 40 | Elizabeth Douglas | 45 | Wife | — | Nebraska |
| 41 | Harvey Nash | 29 | Head | Farmer | Nebraska |
| 42 | Mabel Nash | 28 | Wife | — | Nebraska |
| 43 | Marjorie Nash | 7 | Daughter | — | Nebraska |
| 44 | Ralph Nash | 5 | Son | — | Nebraska |
| 45 | Lina Nash | 2 | Daughter | — | Nebraska |
| 46 | Franklin L Waller | 41 | Head | Farmer | Nebraska |
| 47 | Alona Waller | 40 | Wife | — | Ohio |
| 48 | Lucile Waller | 9 | Daughter | — | Nebraska |
| 49 | Charles H Dorman | 46 | Head | Farmer | Nebraska |
| 50 | Anna Dorman | 39 | Wife | — | England |
Related Census Records
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)