DP
Dorothy Peterson — 1930 US Census Record
Model Tree available1930 United States Federal Census · Salt Lake, Utah
Our Model Tree links this Dorothy Peterson across the 1920, 1930 and 1940 US Censuses in Salt Lake, Utah (XGBoost, ~Confirmed), with identified parents Charles & Jennie — first a daughter (b.~1917), then head of a 5-person household.
Age 13
b. ~1917
Female
Daughter
Born: Utah
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Salt Lake, Utah |
| Surname | Peterson |
| Given Name | Dorothy |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| 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 | ~1917 |
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.
5 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Dorothy | Age | Birth yr |
|---|---|---|---|---|
| Zelda Peterson | Other | — | 35 | ~1895 |
| Beverly Peterson | Daughter | — | 5 | ~1925 |
| Dorothy Peterson | Daughter | — | 13 | ~1917 |
| Robert Peterson | Son | — | 11 | ~1919 |
| Joseph Peterson | Head | — | 35 | ~1895 |
Census Appearances
1920
Salt Lake, …
Daughter, age 2
Salt Lake, Utah · implied b. ~1918 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Peterson |
| Given Name | Dorothy |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Utah |
| Father's Birthplace | Utah |
| Mother's Birthplace | Texas |
| Birth State | Utah |
| Birth Country | United States |
| Birthplace (normalized) | utah |
1930
Salt Lake, …
Daughter, age 13
Salt Lake, Utah · implied b. ~1917 — 5 household members
| Surname | Peterson |
| Given Name | Dorothy |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| 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 |
1940
Salt-Lake-County, Utah
Daughter, age 23
Salt-Lake-County, Utah · implied b. ~1917 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Petersen |
| Given Name | Dorothy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Utah |
| 1935 Residence (City) | Salt Lake City |
| 1935 Residence (County) | Salt Lake |
| Occupation | Beautician |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 965 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| 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 Dorothy Peterson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Charles Peterson (~0.92 confidence) and mother Jennie Peterson (~0.92 confidence) and father Joseph Petersen (~0.92 confidence) and mother Zelda Petersen (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Charles Peterson
b. ~1884
Source father
● Household
· direct · ~0.92
Mother
Jennie Peterson
b. ~1886
Source mother
● Household
· direct · ~0.92
Father
Joseph Petersen
b. ~1896
Source father
● Household
· direct · ~0.92
Mother
Zelda Petersen
b. ~1896
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Dorothy Peterson
Daughter · 1930 · age 13 · b. ~1917 · Utah
★ You are viewing this record
Sibling
Robert Peterson
Sibling · 1930 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Beverly Peterson
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
31 people indexed on this census page (ia:1930:15thcensus2418unit:1000)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Ruth M. Clark | 29 | wife-H | None | Utah |
| 2 | Marjorie L. Clark | 4 | daughter | None | Utah |
| 3 | Patricia J. Clark | 2 | daughter | None | Utah |
| 4 | John G. Pennington | 53 | Head | Tinner | Missouri |
| 5 | Blanch N. Pennington | 36 | wife-H | None | Utah |
| 6 | A. Wesley Davis | 23 | Head | Attendant | Utah |
| 7 | Nina P. Davis | 20 | wife-H | None | Utah |
| 8 | Joseph M. Peterson | 35 | Head | Merchant | Utah |
| 9 | Zelda E. Peterson | 35 | wife-H | None | Utah |
| 10 | Dorothy Peterson THIS PERSON | 13 | daughter | None | Utah |
| 11 | Robert M. Peterson | 11 | son | None | Utah |
| 12 | Beverly Peterson | 5 | daughter | None | Utah |
| 13 | W. Lloyd M. Tyler | 32 | Head | Book Keeper | Nebraska |
| 14 | Ruth V. Tyler | 30 | wife-H | Librarian | Utah |
| 15 | Jesse Snyder | 49 | Head | Conductor | Illinois |
| 16 | Clarissa Snyder | 46 | wife-H | None | Utah |
| 17 | Audrey Snyder | 18 | daughter | None | Nevada |
| 18 | Lloyd Snyder | 14 | son | None | Utah |
| 19 | Wayne Mcfarland | 33 | Head | Auditor | Utah |
| 20 | Verlie Mcfarland | 29 | wife-H | None | Utah |
| 21 | Byron Mcfarland | 10 | son | None | Utah |
| 22 | Beth Mcfarland | 9 | daughter | None | Utah |
| 23 | La Verl Mcfarland | 3 | daughter | None | Utah |
| 24 | Helen E. Mcfarland | 1 | daughter | None | Utah |
| 25 | Alva L. Coleman | 34 | Head | Manager | Utah |
| 26 | Anna L. Coleman | 46 | wife-H | None | Utah |
| 27 | Lucille Coleman | 5 | daughter | None | Utah |
| 28 | Victor Murdock | 15 | step son | Driver | Utah |
| 29 | La Rae Murdock | 13 | step daughter | None | Utah |
| 30 | Percival J. Rock | 38 | Head | Principal | Utah |
| 31 | Ina B. Rock | 28 | wife-H | None | Utah |
Pedigree Summary
Dorothy + 2 siblings
Gen 1 · 4 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)