JB
James Byrne — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Sauk, Wisconsin
Our Model Tree links this James Byrne across the 1930 and 1940 US Censuses in Sauk, Wisconsin (XGBoost, ~Confirmed) — first a son (b.~1928), then head of a 10-person household.
Age 2
b. ~1928
Male
Son
Born: Wisconsin
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Sauk, Wisconsin |
| Surname | Byrne |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| Father's Birthplace | Wisconsin |
| Mother's Birthplace | Minnesota |
| Additional Details | |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
| Township / Ward | Township Winfield |
| Est. Birth Year | ~1928 |
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 James | Age | Birth yr |
|---|---|---|---|---|
| Katherine Byrne | Daughter | — | 9 | ~1921 |
| Bernard Byrne | Son | — | 10 | ~1920 |
| Donald Byrne | Son | — | 4 | ~1926 |
| Bernice Byrne | Daughter | — | 12 | ~1918 |
| Mary Byrne | Other | — | 37 | ~1893 |
| Frank Byrne | Other | — | 38 | ~1892 |
| Patrick Byrne | Head | — | 44 | ~1886 |
| Raymond Byrne | Son | — | 7 | ~1923 |
| James Byrne | Son | — | 2 | ~1928 |
| Maureen Byrne | Daughter | — | ~1930 |
Census Appearances
1930
Sauk, Wisconsin
Son, age 2
Sauk, Wisconsin · implied b. ~1928 — 10 household members
| Surname | Byrne |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| Father's Birthplace | Wisconsin |
| Mother's Birthplace | Minnesota |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
1940
Sauk-County, Wisconsin
Son, age 12
Sauk-County, Wisconsin · implied b. ~1928 — 11 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Byrnes |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| 1935 Residence (City) | Sauk |
| 1935 Residence (County) | Sauk |
| Highest Grade | 4 |
| 1935 Residence | Wisconsin |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
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 Byrne across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
James Byrne
Son · 1930 · age 2 · b. ~1928 · Wisconsin
★ You are viewing this record
Sibling
Katherine Byrne
Sibling · 1930 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Bernice Byrne
Sibling · 1930 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Maureen Byrne
Sibling · 1930 · age
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Raymond Byrne
Sibling · 1930 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Bernard Byrne
Sibling · 1930 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Donald Byrne
Sibling · 1930 · age 4
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
1930 US Federal Census — Sauk, Wisconsin
Open full size
1930 US Federal Census — Sauk, Wisconsin
Page Contents
50 people indexed on this census page (ia:1930:15thcensus2609unit:0547)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | George Oleson | 33 | Head | Farmer | Wisconsin |
| 52 | Rachel Oleson | 59 | Mother-H | — | Wisconsin |
| 53 | Leo Oleson | 28 | Brother | Farm Laborer | Wisconsin |
| 54 | Hemmen Oleson | 22 | Brother | Farm Laborer | Wisconsin |
| 55 | Frank Luke | 51 | Head | Farmer | Wisconsin |
| 56 | Maude Luke | 36 | Wife-H | — | Wisconsin |
| 57 | Clara Luke | 17 | Daughter | — | Wisconsin |
| 58 | George Luke | 16 | Son | — | Wisconsin |
| 59 | Alfield Luke | 7 | Son | — | Wisconsin |
| 60 | James H. Gavin | 35 | Head | Farmer | Wisconsin |
| 61 | Elizabeth Gavin | 35 | Wife-H | — | Wisconsin |
| 62 | Lucille Gavin | 11 | Daughter | — | Wisconsin |
| 63 | James Gavin | 10 | Son | — | Wisconsin |
| 64 | Helen Gavin | 8 | Daughter | — | Wisconsin |
| 65 | Harold Gavin | 6 | Son | — | Wisconsin |
| 66 | John Gavin | 2 | Son | — | Wisconsin |
| 67 | Jeannette Gavin | 2 | Daughter | — | Wisconsin |
| 68 | Matt Byrne | 46 | Head | Farmer | Wisconsin |
| 69 | Kenneth Byrne | 18 | Son | Farm Laborer | Wisconsin |
| 70 | Emmet Byrne | 15 | Son | Farm Laborer | Wisconsin |
| 71 | Mary G. Byrne | 7 | Daughter | — | Wisconsin |
| 72 | Martin Harrington | 48 | Head | Farmer | Wisconsin |
| 73 | Nellie Harrington | 46 | Wife-H | — | Wisconsin |
| 74 | Alice Harrington | 19 | Daughter | — | Wisconsin |
| 75 | Helen Harrington | 17 | Daughter | — | Wisconsin |
| 76 | Catherine Harrington | 14 | Daughter | — | Wisconsin |
| 77 | Lucile Harrington | 13 | Daughter | — | Wisconsin |
| 78 | John Harrington | 8 | Son | — | Wisconsin |
| 79 | Richard Stipp | 62 | Head | Farmer | Tennessee |
| 80 | Patrick Byrne | 44 | Head | Farmer | Wisconsin |
| 81 | Mary Byrne | 37 | Wife-H | — | Minnesota |
| 82 | Bernice Byrne | 12 | Daughter | — | Wisconsin |
| 83 | Bernard Byrne | 10 | Son | — | Wisconsin |
| 84 | Katherine Byrne | 9 | Daughter | — | Wisconsin |
| 85 | Raymond Byrne | 7 | Son | — | Wisconsin |
| 86 | Donald Byrne | 4 | Son | — | Wisconsin |
| 87 | James Byrne THIS PERSON | 2 | Son | — | Wisconsin |
| 88 | Maureen Byrne | 0 | Daughter | — | Wisconsin |
| 89 | Frank Byrne | 38 | Brother | Patrolman | Wisconsin |
| 90 | Joseph A. Kelley | 37 | Head | Farmer | Wisconsin |
| 91 | Nora Kelley | 67 | Mother-H | — | Wisconsin |
| 92 | Mercedes Kelley | 31 | Sister | — | Wisconsin |
| 93 | Anna Richie | 42 | Head | Farmer | Wisconsin |
| 94 | Mary Richie | 14 | Daughter | — | Wisconsin |
| 95 | Geo Cornwall | 29 | Head | Farmer | Wisconsin |
| 96 | Mary Cornwall | 27 | Wife-H | — | Wisconsin |
| 97 | Phyllis Cornwall | 8 | Daughter | — | Wisconsin |
| 98 | Robert Cornwall | 3 | Son | — | Wisconsin |
| 99 | Michael Hart | 73 | Head | Farmer | Wisconsin |
| 100 | Mary Hart | 74 | Sister-H | — | Wisconsin |
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)