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Dorothy Lee — 1930 US Census Record
Model Tree available1930 United States Federal Census · Philadelphia, Pennsylvania
Our Model Tree links this Dorothy Lee across the 1910, 1920 and 1930 US Censuses in Philadelphia, Pennsylvania (XGBoost, ~Confirmed), with identified parents Howard & Mary — first a daughter (b.~1911), then head of a 7-person household.
Age 19
b. ~1911
Female
Daughter
Born: Pennsylvania
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Philadelphia, Pennsylvania |
| Surname | Lee |
| Given Name | Dorothy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Additional Details | |
| Occupation | Searcher |
| Industry | Stock Mill |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Searcher |
| Township / Ward | Philadelphia City |
| Est. Birth Year | ~1911 |
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.
7 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Dorothy | Age | Birth yr |
|---|---|---|---|---|
| Robert Lee | Son | — | 5 | ~1925 |
| Dorothy Lee | Daughter | — | 19 | ~1911 |
| Ruth Lee | Daughter | — | 12 | ~1918 |
| Irvin Lee | Son | — | 16 | ~1914 |
| Mae Lee | Spouse | — | 46 | ~1884 |
| Samuel Lee | Head | — | 50 | ~1880 |
| Alice Lee | Daughter | — | 17 | ~1913 |
Census Appearances
1910
Philadelphia, Pennsylvania
Other, age 1
Philadelphia, Pennsylvania · implied b. ~1909 — 14 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lee |
| Given Name | Dorothy |
| Relationship to Head | Granddaughter |
| Sex | F |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1920
Philadelphia, Pennsylvania
Daughter, age 9
Philadelphia, Pennsylvania · implied b. ~1911 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lee |
| Given Name | Dorothy M. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 9 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Philadelphia, Pennsylvania
Daughter, age 19
Philadelphia, Pennsylvania · implied b. ~1911 — 7 household members
| Surname | Lee |
| Given Name | Dorothy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Searcher |
| Industry | Stock Mill |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
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 Lee across 3 US Census years (1910, 1920 and 1930) in Philadelphia, Pennsylvania, using XGBoost record linkage. Identified parents: father Howard Lee (~0.92 confidence) and mother Mary Lee (~0.92 confidence) and father Samuel Lee (~0.92 confidence) and mother Mae Lee (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Howard Lee
b. ~1873
Source father
● Household
· direct · ~0.92
Mother
Mary Lee
b. ~1874
Source mother
● Household
· direct · ~0.92
Father
Samuel Lee
b. ~1880
Source father
● Household
· direct · ~0.92
Mother
Mae Lee
b. ~1884
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Dorothy Lee
Daughter · 1930 · age 19 · b. ~1911 · Pennsylvania
★ You are viewing this record
Sibling
Alice Lee
Sibling · 1930 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Lee
Sibling · 1930 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Irvin Lee
Sibling · 1930 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ruth Lee
Sibling · 1930 · age 12
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 — Philadelphia, Pennsylvania
Open full size
1930 US Federal Census — Philadelphia, Pennsylvania
Page Contents
50 people indexed on this census page (ia:1930:fifteenthcensus00reel2103:0403)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Adam Yenilyke | 58 | Head | Helper | Poland |
| 2 | Rose Yenilyke | 60 | Wife | None | Poland |
| 3 | Felix Yenilyke | 32 | Son | Operator | Poland |
| 4 | Sarah Yenilyke | 32 | Wife | None | Poland |
| 5 | Helen Yenilyke | 5 | Daughter | None | Pennsylvania |
| 6 | William Hannigan | 43 | Head | Engineer | Pennsylvania |
| 7 | Theresa Hannigan | 43 | Wife | None | Pennsylvania |
| 8 | Katherine Hannigan | 11 | Daughter | None | Pennsylvania |
| 9 | William Hannigan | 9 | Son | None | Pennsylvania |
| 10 | Joseph Hannigan | 7 | Son | None | Pennsylvania |
| 11 | William Cunningham | 62 | Head | Painter | Northern Ireland |
| 12 | Catherine Cunningham | 63 | Wife | None | Pennsylvania |
| 13 | George Hawthorn | 57 | Head | Spinner | Pennsylvania |
| 14 | Agnes Hawthorn | 45 | Wife | None | Pennsylvania |
| 15 | George Hawthorn | 22 | Son | Clerk | Pennsylvania |
| 16 | William Hawthorn | 18 | Son | Clerk | Pennsylvania |
| 17 | Miriam Hawthorn | 5 | Daughter | None | Pennsylvania |
| 18 | Mary Wagner | 82 | Mother-in-law | None | Pennsylvania |
| 19 | Charles Jefferys | 42 | Head | Bricklayer | Pennsylvania |
| 20 | Anna Jefferys | 33 | Wife | None | Pennsylvania |
| 21 | Charles Jefferys | 12 | Son | None | Pennsylvania |
| 22 | Bernice Jefferys | 11 | Daughter | None | Pennsylvania |
| 23 | William Jefferys | 10 | Son | None | Pennsylvania |
| 24 | Dolores Jefferys | 6 | Daughter | None | Pennsylvania |
| 25 | Theresa Jefferys | 4 | Daughter | None | Pennsylvania |
| 26 | Joseph Jefferys | 1 | Son | None | Pennsylvania |
| 27 | Stanley Fields | 32 | Head | Weaver | Russia |
| 28 | Julia Fields | 32 | Wife | None | Pennsylvania |
| 29 | Martin Potts | 82 | Father-in-law | None | Germany |
| 30 | Susanna Potts | 73 | Mother-in-law | None | Austria |
| 31 | John J. Oprendek | 57 | Head | Iron Worker | Hungary |
| 32 | Maryalene Oprendek | 56 | Wife | None | Hungary |
| 33 | John J. Oprendek | 26 | Son | Assembler | Pennsylvania |
| 34 | Andrew Oprendek | 20 | Son | Salesman | Pennsylvania |
| 35 | Joseph Oprendek | 18 | Son | Helper | Pennsylvania |
| 36 | Harry Crane | 40 | Head | Salesman | Pennsylvania |
| 37 | Rachel Crane | 39 | Wife | None | Pennsylvania |
| 38 | Leroy W. Crane | 15 | Son | None | Pennsylvania |
| 39 | Samuel Lee | 50 | Head | Finisher | Pennsylvania |
| 40 | Mae Lee | 46 | Wife | None | Pennsylvania |
| 41 | Dorothy Lee THIS PERSON | 19 | Daughter | Searcher | Pennsylvania |
| 42 | Alice Lee | 17 | Daughter | Sizer | Pennsylvania |
| 43 | Irvin Lee | 16 | Son | Salesman | Pennsylvania |
| 44 | Ruth Lee | 12 | Daughter | None | Pennsylvania |
| 45 | Robert Lee | 5 | Son | None | Pennsylvania |
| 46 | Jacob Szezech | 53 | Head | Ironworker | Poland |
| 47 | Julia Szezech | 46 | Wife | None | Poland |
| 48 | John Szezech | 21 | Son | Helper | Poland |
| 49 | Bertha Szezech | 18 | Daughter | Wrapper | Pennsylvania |
| 50 | Joseph Szezech | 17 | Son | Helper | Pennsylvania |
Pedigree Summary
Dorothy + 4 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)