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John Sullivan — 1930 US Census Record
Model Tree available1930 United States Federal Census · Washington, Colorado
Our Model Tree links this John Sullivan across the 1910, 1920 and 1930 US Censuses in Washington, Colorado (XGBoost, ~Confirmed), with identified parents John & John — first a son (b.~1906), then head of a 4-person household.
Age 24
b. ~1906
Male
Son
Born: Nebraska
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Washington, Colorado |
| Surname | Sullivan |
| Given Name | John J Jr |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Nebraska |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Additional Details | |
| Occupation | Laborer |
| Industry | Farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
| Occupation | Laborer |
| Township / Ward | Curtis Precinct 3 |
| Est. Birth Year | ~1906 |
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 1930 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| John Sullivan | Head | — | 65 | ~1865 |
| Catherine Sullivan | Other | — | 57 | ~1873 |
| Eugene Sullivan | Son | — | 19 | ~1911 |
| John Sullivan | Son | — | 24 | ~1906 |
Census Appearances
1910
Washington, Colorado
Son, age 3
Washington, Colorado · implied b. ~1907 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sullivan |
| Given Name | John T |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Nebraska |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
1920
Washington, Colorado
Son, age 13
Washington, Colorado · implied b. ~1907 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sullivan |
| Given Name | John L. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Nebraska |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Can Read | Yes |
| Can Write | Yes |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
1930
Washington, Colorado
Son, age 24
Washington, Colorado · implied b. ~1906 — 4 household members
| Surname | Sullivan |
| Given Name | John J Jr |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Nebraska |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | Laborer |
| Industry | Farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| 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 John Sullivan across 3 US Census years (1910, 1920 and 1930) in Washington, Colorado, using XGBoost record linkage. Identified parents: father John Sullivan (~0.92 confidence) and father John Sullivan (~0.92 confidence) and father John Sullivan (~0.92 confidence) and mother Catherine Sullivan (~0.92 confidence) and mother Catherine Sullivan (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Sullivan
b. ~1866
Source father
● Household
· direct · ~0.92
Father
John Sullivan
b. ~1865
Source father
● Household
· direct · ~0.92
Father
John Sullivan
b. ~1864
Source father
● Household
· direct · ~0.92
Mother
Catherine Sullivan
b. ~1874
Source mother
● Household
· direct · ~0.92
Mother
Catherine Sullivan
b. ~1880
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Sullivan
Son · 1930 · age 24 · b. ~1906 · Colorado
★ You are viewing this record
Sibling
Eugene Sullivan
Sibling · 1930 · age 19
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 — Washington, Colorado
Open full size
1930 US Federal Census — Washington, Colorado
Page Contents
50 people indexed on this census page (ia:1930:15thcensus251unit:0407)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Jessie B Taylor | 59 | Wife-H | None | Illinois |
| 52 | John W Taylor | 22 | Head | Farm Laborer | Colorado |
| 53 | Mabel M Taylor | 24 | Wife-H | None | Canada-English |
| 54 | James J Taylor | 4 | Son | None | Colorado |
| 55 | Eli P Gilead | 72 | Head | Farmer | Illinois |
| 56 | Jenny J Gilead | 67 | Wife-H | None | Iowa |
| 57 | Claude Riggs | 19 | Servant | Farm Laborer | Kansas |
| 58 | John H Diamond | 40 | Head | Farmer | Illinois |
| 59 | Jane M Diamond | 40 | Wife-H | None | Wisconsin |
| 60 | John F Jr Diamond | 12 | Son | None | Colorado |
| 61 | Gerald E Diamond | 11 | Daughter | None | Colorado |
| 62 | Mary V Diamond | 5 | Daughter | None | Colorado |
| 63 | Regina T Diamond | 2 | Daughter | None | Colorado |
| 64 | Daniel D Diamond | 82 | Father | None | Northern Ireland |
| 65 | Christopher Kessick | 24 | Head | Farmer | New York |
| 66 | Ida L Kessick | 22 | Wife-H | None | Nebraska |
| 67 | Joyce A Kessick | 0 | Daughter | None | Colorado |
| 68 | John H Sullivan | 65 | Head | Farmer | Illinois |
| 69 | Catherine Sullivan | 57 | Wife-H | None | Illinois |
| 70 | Eugene P Sullivan | 19 | Son | Laborer | Illinois |
| 71 | John J Jr Sullivan THIS PERSON | 24 | Son | Laborer | Nebraska |
| 72 | Charles J Lundahl | 67 | Head | Farmer | Sweden |
| 73 | Carolina B Lundahl | 72 | Wife-H | None | Sweden |
| 74 | John A Lundahl | 25 | Son | Laborer | Colorado |
| 75 | James B Fleming | 65 | Head | Farmer | Iowa |
| 76 | Joseph Floyd Fleming | 25 | Son | Farm Laborer | Missouri |
| 77 | Milburn Adkins | 26 | Servant | Farm Laborer | Arkansas |
| 78 | William T Reid | 44 | Head | Farmer | Missouri |
| 79 | Elizabeth Reid | 45 | Wife-H | None | Germany |
| 80 | Harvey Reid | 19 | Son | Laborer | Missouri |
| 81 | Katherine Reid | 17 | Daughter | None | Missouri |
| 82 | Robert Reid | 15 | Son | None | Missouri |
| 83 | Frederick Reid | 13 | Son | None | Missouri |
| 84 | George H Reid | 8 | Son | None | Colorado |
| 85 | Evelyn F Reid | 6 | Daughter | None | Colorado |
| 86 | Clyde A Crees | 45 | Head | Farmer | Iowa |
| 87 | Lulu S Crees | 42 | Wife-H | None | Missouri |
| 88 | Vera E Crees | 21 | Son | Laborer | Iowa |
| 89 | Vendel G Crees | 19 | Son | Farm Laborer | Iowa |
| 90 | Hoyle H Crees | 16 | Son | Laborer | Iowa |
| 91 | Daniel W Crees | 12 | Son | Laborer | Iowa |
| 92 | Eugene B Crees | 10 | Son | Laborer | Iowa |
| 93 | Abel Gurtner | 63 | Head | Farmer | Missouri |
| 94 | Sarah E Gurtner | 60 | Wife-H | None | Missouri |
| 95 | Amos N Gurtner | 30 | Son | Laborer | Missouri |
| 96 | Clarence H Gurtner | 18 | Son | Laborer | Missouri |
| 97 | Ernest J Furrow | 33 | Head | Farmer | Iowa |
| 98 | Thelma V Furrow | 24 | Wife-H | None | Iowa |
| 99 | Norma L Furrow | 5 | Daughter | None | Colorado |
| 100 | Milton H Furrow | 3 | Son | None | Colorado |
Pedigree Summary
John + 1 sibling
Gen 1 · 5 parents
~0.92
Max depth 4 (1900–1950 window)
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)