DC
Dorothy Cooper — 1930 US Census Record
Model Tree available1930 United States Federal Census · Philadelphia, Pennsylvania
Our Model Tree links this Dorothy Cooper across the 1910, 1920 and 1930 US Censuses in Philadelphia, Pennsylvania (XGBoost, ~Confirmed), with identified parents George & Harry — first a daughter (b.~1905), then head of a 3-person household.
Age 25
b. ~1905
Female
Daughter
Born: Pennsylvania
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Philadelphia, Pennsylvania |
| Surname | Cooper |
| Given Name | Dorothy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Additional Details | |
| Occupation | Stenographer |
| Industry | Office |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Stenographer |
| Township / Ward | Philadelphia City |
| Est. Birth Year | ~1905 |
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 |
|---|---|---|---|---|
| George Cooper | Head | — | 62 | ~1868 |
| Lucy Cooper | Spouse | — | 65 | ~1865 |
| Dorothy Cooper | Daughter | — | 25 | ~1905 |
Census Appearances
1910
Philadelphia, Pennsylvania
Daughter, age 2
Philadelphia, Pennsylvania · implied b. ~1908 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cooper |
| Given Name | Dorothy W. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 2 |
| 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 13
Philadelphia, Pennsylvania · implied b. ~1907 — 17 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cooper |
| Given Name | Dorothy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| 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 25
Philadelphia, Pennsylvania · implied b. ~1905 — 3 household members
| Surname | Cooper |
| Given Name | Dorothy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Stenographer |
| Industry | Office |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| 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 Cooper across 3 US Census years (1910, 1920 and 1930) in Philadelphia, Pennsylvania, using XGBoost record linkage. Identified parents: father George Cooper (~0.92 confidence) and father Harry Womfross (~0.60 confidence) and father William Cooper (~0.92 confidence) and mother Alice Womfross (~0.60 confidence) and mother Cecelia Cook (~0.92 confidence) and mother Edith Cooper (~0.92 confidence) and mother Emma Cooper (~0.92 confidence) and mother Lucy Cooper (~0.92 confidence) and mother May Vogel (~0.92 confidence) and mother Theresa Campbell (~0.92 confidence). The pedigree spans 1 generation with 10 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.86
Father
George Cooper
b. ~1868
Source father
● Household
· direct · ~0.92
Father
Harry Womfross
b. ~1896
Source father
● Household
· direct · ~0.6
Father
William Cooper
b. ~1887
Source father
● Household
· direct · ~0.92
Mother
Alice Womfross
b. ~1897
Source mother
● Household
· direct · ~0.6
Mother
Cecelia Cook
b. ~1888
Source mother
● Household
· direct · ~0.92
Mother
Edith Cooper
b. ~1888
Source mother
● Household
· direct · ~0.92
Mother
Emma Cooper
b. ~1870
Source mother
● Household
· direct · ~0.92
Mother
Lucy Cooper
b. ~1865
Source mother
● Household
· direct · ~0.92
Mother
May Vogel
b. ~1890
Source mother
● Household
· direct · ~0.92
Mother
Theresa Campbell
b. ~1880
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Dorothy Cooper
Daughter · 1930 · age 25 · b. ~1905 · Pennsylvania
★ 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 — Philadelphia, Pennsylvania
Open full size
1930 US Federal Census — Philadelphia, Pennsylvania
Page Contents
50 people indexed on this census page (ia:1930:fifteenthcensus00reel2126:0138)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Laura Ayer | 62 | Head | Teacher | Pennsylvania |
| 2 | Sibyl F. Ayer | 31 | Daughter | Teacher | Pennsylvania |
| 3 | Linda Miller | 49 | Head | — | Pennsylvania |
| 4 | Charles S. Miller | 30 | Son | Investigator | Pennsylvania |
| 5 | Horace Miller | 28 | Son | Manager | Pennsylvania |
| 6 | Herman Zinman | 45 | Head | Merchant | Russia |
| 7 | Girma Zinman | 43 | Wife | — | Russia |
| 8 | Stanley Zinman | 11 | Son | Student | Maryland |
| 9 | Fred S. Henson | 22 | Head | — | Pennsylvania |
| 10 | Agnes J. Henson | 26 | Wife | — | Pennsylvania |
| 11 | Louis Schwartz | 34 | Head | Merchant | Russia |
| 12 | Sarah Schwartz | 27 | Wife | — | Russia |
| 13 | Frances Schwartz | 4 | Daughter | — | Pennsylvania |
| 14 | Maurice Webb | 38 | Head | Salesman | Pennsylvania |
| 15 | Margaret Webb | 32 | Wife | — | Maryland |
| 16 | John F. Kane | 60 | Head | — | Pennsylvania |
| 17 | Elizabeth Kane | 43 | Wife | — | Pennsylvania |
| 18 | Edmund Peter | 35 | Head | Merchant | Pennsylvania |
| 19 | Clara H. Peter | 40 | Wife | — | Rhode Island |
| 20 | Roberta V. Peter | 11 | Daughter | Student | Pennsylvania |
| 21 | George M. Cooper | 62 | Head | Tool Maker | Pennsylvania |
| 22 | Lucy Cooper | 65 | Wife | — | Delaware |
| 23 | Dorothy Cooper THIS PERSON | 25 | Daughter | Stenographer | Pennsylvania |
| 24 | Martha Gamble | 58 | Head | — | Pennsylvania |
| 25 | Elsa H. Alun | 32 | Son | Architect | Pennsylvania |
| 26 | J. Nelson King | 26 | Head | Student | Pennsylvania |
| 27 | Charles J. Englehart | 30 | Roomer | Student | Maryland |
| 28 | Francis Morris | 26 | Roomer | Student | Wales |
| 29 | Joseph Menges | 26 | Roomer | Student | Pennsylvania |
| 30 | Isidore Tennenbaum | 54 | Head | Chauffeur | Germany |
| 31 | Florence Haskell | 45 | Roomer | Housekeeper | Pennsylvania |
| 32 | Daniel Keller | 38 | Head | Clerk | Pennsylvania |
| 33 | Anna L. Keller | 39 | Sister | — | Pennsylvania |
| 34 | — | None | — | — | — |
| 35 | — | None | — | — | — |
| 36 | — | None | — | — | — |
| 37 | Peter L. Schwab | 36 | Head | Merchant | Pennsylvania |
| 38 | Erna Schwab | 32 | Wife | — | Pennsylvania |
| 39 | Herbert Schwab | 5 | Son | — | Pennsylvania |
| 40 | Grace Morris | 58 | Mother | — | Maryland |
| 41 | Stewart Morris | 21 | Son | Operator | Pennsylvania |
| 42 | Anna Major | 70 | Head | — | Pennsylvania |
| 43 | Lottie Gardner | 71 | Roomer | — | Pennsylvania |
| 44 | Delia King | 64 | Roomer | Housework | Ireland |
| 45 | Andrew Meng | 69 | Head | Janitor | Pennsylvania |
| 46 | Freda Meng | 35 | Wife | — | Pennsylvania |
| 47 | George E. Raupp | 46 | Head | — | Pennsylvania |
| 48 | Charles E. Raupp | 20 | Son | Runner | Pennsylvania |
| 49 | Louis Dressner | 37 | Head | Pipe Fitter | Delaware |
| 50 | Mabel Dressner | 31 | Wife | — | Pennsylvania |
Pedigree Summary
Dorothy
Gen 1 · 10 parents
~0.86
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)