DM
Dorothy Murphy — 1930 US Census Record
Model Tree available1930 United States Federal Census · King, Washington
Our Model Tree links this Dorothy Murphy across the 1910, 1920 and 1930 US Censuses in King, Washington (XGBoost, ~Confirmed), with identified parents Florence & Florian — first a daughter (b.~1906), then head of a 3-person household.
Age 24
b. ~1906
Female
Daughter
Born: Minnesota
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | King, Washington |
| Surname | Murphy |
| Given Name | Dorothy M. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Minnesota |
| Mother's Birthplace | New York |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
| Township / Ward | Seattle City |
| 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.
3 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Dorothy | Age | Birth yr |
|---|---|---|---|---|
| Florence Murphy | Other | — | 48 | ~1882 |
| Thomas Murphy | Head | — | 46 | ~1884 |
| Dorothy Murphy | Daughter | — | 24 | ~1906 |
Census Appearances
1910
Pierce, Washington
Daughter, age 4
Pierce, Washington · implied b. ~1906 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Murphy |
| Given Name | Dorothy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Minnesota |
| Mother's Birthplace | New York |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1920
Pierce, Washington
Daughter, age 13
Pierce, Washington · implied b. ~1907 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Murphy |
| Given Name | Dorothy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Minnesota |
| Mother's Birthplace | New York |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1930
King, Washington
Daughter, age 24
King, Washington · implied b. ~1906 — 3 household members
| Surname | Murphy |
| Given Name | Dorothy M. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Minnesota |
| Mother's Birthplace | New York |
| Can Read/Write | Yes |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
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 Murphy across 3 US Census years (1910, 1920 and 1930) in 2 locations, using XGBoost record linkage. Identified parents: mother Florence Murphy (~0.92 confidence) and father Florian Murphy (~0.92 confidence) and father Thomas Murphy (~0.92 confidence) and father Thomas Murphy (~0.92 confidence) and mother Florence Murphy (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Florence Murphy
b. ~1882
Source mother
● Household
· direct · ~0.92
Father
Florian Murphy
b. ~1883
Source father
● Household
· direct · ~0.92
Father
Thomas Murphy
b. ~1884
Source father
● Household
· direct · ~0.92
Father
Thomas Murphy
b. ~1884
Source father
● Household
· direct · ~0.92
Mother
Florence Murphy
b. ~1885
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Dorothy Murphy
Daughter · 1930 · age 24 · b. ~1906 · Washington
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — King, Washington
Open full size
1930 US Federal Census — King, Washington
Page Contents
37 people indexed on this census page (ia:1930:15thcensus2497unit:0399)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Thomas Murphy | 46 | Head | Salesman | Minnesota |
| 2 | Florence M. Murphy | 48 | Wife-H | — | New York |
| 3 | Dorothy M. Murphy THIS PERSON | 24 | Daughter | — | Minnesota |
| 4 | John B. Murphy | 72 | Head | — | Missouri |
| 5 | Madeline Murphy | 71 | Wife-H | — | Missouri |
| 6 | Ellen W. Murphy | 46 | Daughter | Teacher | Kansas |
| 7 | Sam M. Friedman | 43 | Head | Salesman | North Dakota |
| 8 | Elsie Friedman | 41 | Wife-H | — | California |
| 9 | Allan Friedman | 11 | Son | — | Washington |
| 10 | Anna Fairbanks | 38 | Maid | Maid | Pennsylvania |
| 11 | Carl G. Malmquist | 57 | Head | Yes | Sweden |
| 12 | Emily Malmquist | 53 | Wife-H | — | Illinois |
| 13 | James Doyle | 50 | Friend | Official | New York |
| 14 | Jacob Holin | 43 | Lodger | Yes | Norway |
| 15 | Walter Baum | 32 | Lodger | Bookkeeper | Wisconsin |
| 16 | Thomas M. Green | 71 | Head | — | Mississippi |
| 17 | Corinne S. Green | 61 | Wife-H | — | Mississippi |
| 18 | Barrett Green | 32 | Son | Bond Salesman | Washington |
| 19 | Maude Barrett | 28 | Maid | Maid | Montana |
| 20 | Catherine Peterson | 52 | Cook | Cook | Missouri |
| 21 | Thomas E. Dewolfe | 27 | Head | Lawyer | Washington |
| 22 | Mary C. Dewolfe | 27 | Wife-H | — | Connecticut |
| 23 | Frederick D. Dewolfe | 2 | Son | — | Washington |
| 24 | Alfild Heiselberg | 17 | Maid | Yes | Norway |
| 25 | Richard F. Frost | 29 | Head | Purchasing Agt. | Washington |
| 26 | Marcia G. Frost | 29 | Wife-H | — | Pennsylvania |
| 27 | John G. Frost | 6 | Son | — | Washington |
| 28 | Richard F. Jr. Frost | 2 | Son | — | Washington |
| 29 | Corinne Berger | 52 | Mother-in-law | Milliner | Pennsylvania |
| 31 | Henry C. Ristine | 45 | Head | Salesman | Indiana |
| 32 | Mildred Ristine | 38 | Wife-H | — | New York |
| 33 | William Ristine | 4 | Son | — | Washington |
| 34 | John Ristine | 4 | Son | — | Washington |
| 35 | Rebecca M. Brown | 58 | Cook | Yes | Scotland |
| 36 | Walter G. Peterson | 34 | Head | Engineer | California |
| 37 | Frances M. Peterson | 34 | Wife-H | — | California |
| 38 | Barbara Peterson | 9 | Daughter | — | California |
Pedigree Summary
Dorothy
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)