GS
George Sullivan — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Minidoka-County, Idaho
Our Model Tree links this George Sullivan across the 1930 and 1940 US Censuses in Minidoka-County, Idaho (XGBoost, ~Confirmed) — first a son (b.~1929), then head of a 12-person household.
Age 11
b. ~1929
Male
Son
Born: Idaho
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Minidoka-County, Idaho |
| Surname | Sullivan |
| Given Name | George |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Idaho |
| 1935 Residence (City) | I-9 R25E |
| 1935 Residence (County) | Minidoka |
| Additional Details | |
| Highest Grade | No 5 |
| 1935 Residence | Same place |
| Birth State | Idaho |
| Birth Country | United States |
| Birthplace (normalized) | idaho |
| Township / Ward | I9 R25E |
| Est. Birth Year | ~1929 |
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.
12 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to George | Age | Birth yr |
|---|---|---|---|---|
| Idella Sullivan | Daughter | — | 10 | ~1930 |
| Margaret Sullivan | Daughter | — | 9 | ~1931 |
| Cecelia Sullivan | Daughter | — | 3 | ~1937 |
| Mary Sullivan | Daughter | — | 14 | ~1926 |
| Theo Sullivan | Head | — | 43 | ~1897 |
| Robert Sullivan | Son | — | 6 | ~1934 |
| Leslie Sullivan | Son | — | 13 | ~1927 |
| Richard Sullivan | Son | — | 1 | ~1939 |
| James Sullivan | Son | — | 8 | ~1932 |
| Leland Sullivan | Son | — | 5 | ~1935 |
| George Sullivan | Son | — | 11 | ~1929 |
| Bliss Sullivan | Spouse | — | 38 | ~1902 |
Census Appearances
1930
Minidoka, Idaho
Son, age 1
Minidoka, Idaho · implied b. ~1929 — 50 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sullivan |
| Given Name | George B. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Idaho |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Arkansas |
| Occupation | none |
| Birth State | Idaho |
| Birth Country | United States |
| Birthplace (normalized) | idaho |
1940
Minidoka-County, Idaho
Son, age 11
Minidoka-County, Idaho · implied b. ~1929 — 12 household members
| Surname | Sullivan |
| Given Name | George |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Idaho |
| 1935 Residence (City) | I-9 R25E |
| 1935 Residence (County) | Minidoka |
| Highest Grade | No 5 |
| 1935 Residence | Same place |
| Birth State | Idaho |
| Birth Country | United States |
| Birthplace (normalized) | idaho |
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 George Sullivan across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
George Sullivan
Son · 1940 · age 11 · b. ~1929 · Idaho
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Sibling
Robert Sullivan
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Sullivan
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Leland Sullivan
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Idella Sullivan
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Sullivan
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Richard Sullivan
Sibling · 1940 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Leslie Sullivan
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Cecelia Sullivan
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Sullivan
Sibling · 1940 · age 9
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
1940 US Federal Census — Minidoka-County, Idaho
Open full size
1940 US Federal Census — Minidoka-County, Idaho
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00751-00029)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Delbert Wetherbee | 58 | Head | Farmer | Idaho |
| 42 | Willard Wetherbee | 53 | Brother | Farmer | Idaho |
| 43 | Morris Wetherbee | 48 | Brother | Farmer | Idaho |
| 44 | D. F. Durfee | 63 | Head | Farmer | Utah |
| 45 | Elizabeth A. Durfee | 39 | Wife | — | Utah |
| 46 | Myrine Durfee | 22 | Daughter | — | Idaho |
| 47 | Richard Douglas Durfee | 20 | Son | Farmer | Idaho |
| 48 | Golden Keith Durfee | 12 | Son | — | Idaho |
| 49 | Theo C. Sullivan | 43 | Head | Farmer | Penn |
| 50 | Bliss Sullivan | 38 | Wife | — | Arkansas |
| 51 | Mary Bliss Sullivan | 14 | Daughter | — | Idaho |
| 52 | Leslie Sullivan | 13 | Son | — | Idaho |
| 53 | George Sullivan THIS PERSON | 11 | Son | — | Idaho |
| 54 | Idella Sullivan | 10 | Daughter | — | Idaho |
| 55 | Margaret Sullivan | 9 | Daughter | — | Idaho |
| 56 | James Sullivan | 8 | Son | — | Idaho |
| 57 | Robert Sullivan | 6 | Son | — | Idaho |
| 58 | Leland Sullivan | 5 | Son | — | Idaho |
| 59 | Cecelia Sullivan | 3 | Daughter | — | Idaho |
| 60 | Richard Sullivan | 1 | Son | — | Idaho |
| 61 | Samuel Parker | 31 | Head | Farmer | Utah |
| 62 | Cleo D. Parker | 32 | Wife | — | Oklahoma |
| 63 | Barbara Ann Parker | 3 | Daughter | — | Idaho |
| 64 | John Spencer Parker | 2 | Son | — | Idaho |
| 65 | Robert Simpson | 30 | Head | Farmer | Idaho |
| 66 | Adaline Simpson | 24 | Wife | — | Idaho |
| 67 | Lu Dene Simpson | 7 | Daughter | — | Idaho |
| 68 | Arnold Simpson | 5 | Son | — | Idaho |
| 69 | Herbert Parker | 25 | Head | Farmer | Utah |
| 70 | Elizabeth Parker | 19 | Wife | — | Tenn |
| 71 | Leo Packham | 41 | Head | Waiter | Utah |
| 72 | Marcella Packham | 29 | Wife | — | Utah |
| 73 | Jane La Ray Packham | 12 | Daughter | — | Idaho |
| 74 | Arvella Packham | 2 | Daughter | — | Idaho |
| 75 | Earl Keppner | 32 | Head | Farmer | Kansas |
| 76 | Lucy Keppner | 25 | Wife | — | Idaho |
| 77 | Caroll May Keppner | 4 | Daughter | — | Idaho |
| 78 | Kenneth Richard Keppner | 2 | Son | — | Idaho |
| 79 | Albert J. Owens | 60 | Head | Farmer | Utah |
| 80 | Nellie Owens | 63 | Wife | — | Utah |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1940 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)