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Julia Smith — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Cassia, Idaho
Our Model Tree links this Julia Smith across the 1900, 1910, 1920 and 1930 US Censuses in Cassia, Idaho (XGBoost, ~Confirmed) — first a head (b.~1856), then head of a 2-person household.
Age 74
b. ~1856
Female
Head
Born: Utah
Widowed
1930 Census Record Details
| Census Year | 1930 |
| Location | Cassia, Idaho |
| Surname | Smith |
| Given Name | Julia |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 74 |
| Marital Status | Widowed |
| Birthplace | Utah |
| Father's Birthplace | New York |
| Mother's Birthplace | Canada |
| Additional Details | |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Veteran | No |
| Birth State | Utah |
| Birth Country | United States |
| Birthplace (normalized) | utah |
| Township / Ward | Malta School Dist |
| Est. Birth Year | ~1856 |
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.
2 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Julia | Age | Birth yr |
|---|---|---|---|---|
| Alice Smith | Daughter | — | 16 | ~1914 |
| Julia Smith | Head | — | 74 | ~1856 |
Census Appearances
1900
Cassia, Idaho
Spouse, age 44
Cassia, Idaho · implied b. ~1856 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Julia B |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 43 |
| Marital Status | Married |
| Birthplace | Utah |
| Birth Month | Sept |
| Birth Year | 1856 |
| Father's Birthplace | New York |
| Mother's Birthplace | Canada (Eng) |
| Speaks English | Yes |
| Birth State | Utah |
| Birth Country | United States |
| Birthplace (normalized) | utah |
1910
Cassia, Idaho
Head, age 54
Cassia, Idaho · implied b. ~1856 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Julia |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 54 |
| Marital Status | Widowed |
| Birthplace | Utah |
| Children Born | 3 |
| Children Living | 1 |
| Father's Birthplace | New York |
| Mother's Birthplace | Canada |
| Occupation | Has own income |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | Utah |
| Birth Country | United States |
| Birthplace (normalized) | utah |
1920
Cassia, Idaho
Spouse, age 63
Cassia, Idaho · implied b. ~1857 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Julia |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 63 |
| Marital Status | Married |
| Birthplace | Utah |
| Father's Birthplace | New York |
| Mother's Birthplace | Canada |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth State | Utah |
| Birth Country | United States |
| Birthplace (normalized) | utah |
1930
Cassia, Idaho
Head, age 74
Cassia, Idaho · implied b. ~1856 — 2 household members
| Surname | Smith |
| Given Name | Julia |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 74 |
| Marital Status | Widowed |
| Birthplace | Utah |
| Father's Birthplace | New York |
| Mother's Birthplace | Canada |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Veteran | No |
| Birth State | Utah |
| Birth Country | United States |
| Birthplace (normalized) | utah |
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 Julia Smith across 4 US Census years (1900, 1910, 1920 and 1930) in Cassia, Idaho, using XGBoost record linkage.
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This person
Anchor record
Julia Smith
Head · 1930 · age 74 · b. ~1856 · Idaho
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Cassia, Idaho
Open full size
1930 US Federal Census — Cassia, Idaho
Page Contents
33 people indexed on this census page (ia:1930:15thcensus398unit:0413)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Lee W. Sanders | 33 | Head | Coal Miner | Mexico |
| 52 | Zella Ann Sanders | 21 | Wife | — | Utah |
| 53 | Anne Eva Sanders | 11 | Daughter | — | Utah |
| 54 | Elizabeth Sanders | 11 | Daughter | — | Utah |
| 55 | Lee Martin Sanders | 8 | Son | — | Utah |
| 56 | Joseph Leon Sanders | 6 | Son | — | Utah |
| 57 | Albert M. Sanders | 4 | Son | — | Utah |
| 58 | Iva Gene Sanders | 1 | Daughter | — | Utah |
| 59 | John Dandy | 49 | Head | Farm Laborer | Utah |
| 60 | Julia Smith THIS PERSON | 74 | Head | — | Utah |
| 61 | Alice Smith | 16 | Daughter | — | Idaho |
| 62 | Arza J. Day | 43 | Head | Farmer | Idaho |
| 63 | Clara S. Day | 43 | Wife | — | Missouri |
| 64 | Bernice Day | 12 | Daughter | — | Idaho |
| 65 | Arza Day | 11 | Son | — | Idaho |
| 66 | Charles Art Gamble | 53 | Head | Farmer | Utah |
| 67 | Maudaine Gamble | 48 | Wife | — | Utah |
| 68 | Iva Gamble | 14 | Daughter | — | Utah |
| 69 | Anna E. Rasmussen | 68 | Head | Manager | Minnesota |
| 70 | George Rasmussen | 37 | Son | Farm Laborer | Utah |
| 71 | Lydia Rasmussen | 32 | Daughter | — | Utah |
| 72 | Isabell Rasmussen | 6 | Daughter | — | Utah |
| 73 | John B. Rasmussen | 4 | Son | — | Utah |
| 74 | Leo S. Wheeler | 45 | Head | Mechanic | Utah |
| 75 | Catherine Wheeler | 45 | Wife | — | Utah |
| 76 | George H. Jones | 46 | Head | Farm Laborer | Utah |
| 77 | Sarah Kate Jones | 46 | Wife | — | Utah |
| 78 | Evelyn Jones | 17 | Daughter | — | Idaho |
| 79 | Richard Jones | 13 | Son | — | Idaho |
| 80 | James Jones | 8 | Son | — | Idaho |
| 81 | Mary Jane Jones | 5 | Daughter | — | Idaho |
| 82 | Lula Joy Hutchinson | 20 | Head | Servant | Idaho |
| 83 | James Hutchinson | 1 | Son | — | Idaho |
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)