LJ
Lois Johnson — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Salt Lake, Utah
Our Model Tree links this Lois Johnson across the 1920 and 1930 US Censuses in Salt Lake, Utah (XGBoost, ~Confirmed) — first a daughter (b.~1919), then head of a 9-person household.
Age 11
b. ~1919
Female
Daughter
Born: Utah
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Salt Lake, Utah |
| Surname | Johnson |
| Given Name | Lois E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Utah |
| Father's Birthplace | Utah |
| Mother's Birthplace | Utah |
| Additional Details | |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Utah |
| Birth Country | United States |
| Birthplace (normalized) | utah |
| Township / Ward | Salt Lake City |
| Est. Birth Year | ~1919 |
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.
9 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Lois | Age | Birth yr |
|---|---|---|---|---|
| Lois Johnson | Daughter | — | 11 | ~1919 |
| Alice Johnson | Daughter | — | 12 | ~1918 |
| Lewis Johnson | Head | — | 37 | ~1893 |
| Delbert Johnson | Son | — | 7 | ~1923 |
| Elden Johnson | Son | — | 3 | ~1927 |
| Lewis Johnson | Son | — | 9 | ~1921 |
| Wilford Johnson | Son | — | 1 | ~1929 |
| Ernest Johnson | Son | — | 5 | ~1925 |
| Elizabeth Johnson | Spouse | — | 28 | ~1902 |
Census Appearances
1920
Salt Lake, …
Daughter, age 1
Salt Lake, Utah · implied b. ~1919 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Lois L |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Utah |
| Father's Birthplace | Utah |
| Mother's Birthplace | Utah |
| Occupation | none |
| Birth State | Utah |
| Birth Country | United States |
| Birthplace (normalized) | utah |
1930
Salt Lake, …
Daughter, age 11
Salt Lake, Utah · implied b. ~1919 — 9 household members
| Surname | Johnson |
| Given Name | Lois E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Utah |
| Father's Birthplace | Utah |
| Mother's Birthplace | Utah |
| Occupation | none |
| Can Read/Write | Yes |
| 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 Lois Johnson across 2 US Census years (1920 and 1930) in Salt Lake, Utah, using XGBoost record linkage.
Show:
This person
Anchor record
Lois Johnson
Daughter · 1930 · age 11 · b. ~1919 · Utah
★ You are viewing this record
Sibling
Lewis Johnson
Sibling · 1930 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alice Johnson
Sibling · 1930 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Wilford Johnson
Sibling · 1930 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Delbert Johnson
Sibling · 1930 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elden Johnson
Sibling · 1930 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ernest Johnson
Sibling · 1930 · age 5
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 — Salt Lake, Utah
Open full size
1930 US Federal Census — Salt Lake, Utah
Page Contents
17 people indexed on this census page (ia:1930:15thcensus2418unit:0147)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Teddie N. Hales | 4 | Son | — | Utah |
| 52 | Wildon A. Hahn | 22 | Head | None | Utah |
| 53 | Lucile M. Hahn | 20 | Wife | Deliveryman | Utah |
| 54 | Wildon, Jr. Hahn | 0 | Son | None | Utah |
| 55 | Evan B. Henderson | 53 | Head | Manager | North Carolina |
| 56 | Florence E. Henderson | 50 | Wife | None | England |
| 57 | Charles E. Henderson | 23 | Son | None | Utah |
| 58 | William H. Henderson | 21 | Son | None | Utah |
| 59 | Lewis L. Johnson | 37 | Head | Mason | Utah |
| 60 | Elizabeth Johnson | 28 | Wife | None | Utah |
| 61 | Alice L. Johnson | 12 | Daughter | None | Idaho |
| 62 | Lois E. Johnson THIS PERSON | 11 | Daughter | None | Utah |
| 63 | Lewis L., Jr. Johnson | 9 | Son | None | Utah |
| 64 | Delbert L. Johnson | 7 | Son | None | Utah |
| 65 | Ernest L. Johnson | 5 | Son | None | California |
| 66 | Elden R. Johnson | 3 | Son | None | California |
| 67 | Wilford J. Johnson | 1 | Son | None | Utah |
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)