RS
Robert Stone — 1930 US Census Record
Model Tree available1930 United States Federal Census · Philadelphia, Pennsylvania
Our Model Tree links this Robert Stone across the 1910, 1920 and 1930 US Censuses in Philadelphia, Pennsylvania (XGBoost, ~Confirmed), with identified parents Catherine & Franklin — first a son (b.~1911), then head of a 5-person household.
Age 19
b. ~1911
Male
Son
Born: Pennsylvania
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Philadelphia, Pennsylvania |
| Surname | Stone |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Additional Details | |
| Occupation | Clerk |
| Industry | Steel Mfg |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Clerk |
| 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.
5 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| Nils Stone | Head | — | 47 | ~1883 |
| William Stone | Son | — | 17 | ~1913 |
| Robert Stone | Son | — | 19 | ~1911 |
| Leo Stone | Son | — | 23 | ~1907 |
| Edward Stone | Son | — | 21 | ~1909 |
Census Appearances
1910
Philadelphia, Pennsylvania
Son, age 1
Philadelphia, Pennsylvania · implied b. ~1909 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Stone |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | none |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1920
Philadelphia, Pennsylvania
Son, age 10
Philadelphia, Pennsylvania · implied b. ~1910 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Stone |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| 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
Son, age 19
Philadelphia, Pennsylvania · implied b. ~1911 — 5 household members
| Surname | Stone |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Clerk |
| Industry | Steel Mfg |
| 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 Robert Stone across 3 US Census years (1910, 1920 and 1930) in Philadelphia, Pennsylvania, using XGBoost record linkage. Identified parents: mother Catherine Stone (~0.92 confidence) and father Franklin Stone (~0.92 confidence) and father George Stone (~0.92 confidence) and father Nils Stone (~0.92 confidence) and mother Catherine Stone (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Catherine Stone
b. ~1878
Source mother
● Household
· direct · ~0.92
Father
Franklin Stone
b. ~1878
Source father
● Household
· direct · ~0.92
Father
George Stone
b. ~1879
Source father
● Household
· direct · ~0.92
Father
Nils Stone
b. ~1883
Source father
● Household
· direct · ~0.92
Mother
Catherine Stone
b. ~1887
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Robert Stone
Son · 1930 · age 19 · b. ~1911 · Pennsylvania
★ You are viewing this record
Sibling
Leo Stone
Sibling · 1930 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edward Stone
Sibling · 1930 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Stone
Sibling · 1930 · age 17
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:fifteenthcensus00reel2130rs:0111)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Stetly Card | 19 | Son | Apprentice Welder | Pennsylvania |
| 2 | Catherine Card | 18 | Daughter | Statistical Clerk | Pennsylvania |
| 3 | James Card | 16 | Son | — | Pennsylvania |
| 4 | Edward Card | 14 | Son | — | Pennsylvania |
| 5 | Florence Card | 10 | Daughter | — | Pennsylvania |
| 6 | Matthias Card | 7 | Son | — | Pennsylvania |
| 7 | Aaron Price | 45 | Head | Plumber | Pennsylvania |
| 8 | Anna Price | 49 | Wife | — | Connecticut |
| 9 | Charles Price | 21 | Son | Sign Painter | Pennsylvania |
| 10 | Susan A Wilmer | 63 | Head | — | Pennsylvania |
| 11 | John A Wilmer | 53 | Head | Mechanic | Virginia |
| 12 | Lena M Wilmer | 47 | Sister | — | Pennsylvania |
| 13 | Elva S Wilmer | 49 | Sister-in-law | Bookkeeper | Pennsylvania |
| 14 | Sarah L Wilmer | 37 | Sister-in-law | Secretary To Manager | Pennsylvania |
| 15 | Lillie Morris | 35 | Head | — | Pennsylvania |
| 16 | Raymond Morris | 15 | Son | — | Pennsylvania |
| 17 | Sarah Fisher | 55 | Mother | Operator (Fur) | Russia |
| 18 | Adelane Matthews | 18 | Cousin | Typist | Pennsylvania |
| 19 | John Post | 38 | Head | Engineer Stationary | Pennsylvania |
| 20 | Florence Post | 37 | Wife | — | Pennsylvania |
| 21 | Isabel Post | 13 | Daughter | — | Pennsylvania |
| 22 | John Post | 11 | Son | — | Pennsylvania |
| 23 | James Post | 9 | Son | — | Pennsylvania |
| 24 | Florence Post | 8 | Daughter | — | Pennsylvania |
| 25 | Charles Post | 6 | Son | — | Pennsylvania |
| 26 | Ellwood Post | 2 | Son | — | Pennsylvania |
| 27 | Agnes Post | 0 | Daughter | — | Pennsylvania |
| 28 | Dallas Quigley | 14 | Nephew | — | Pennsylvania |
| 29 | William Mcgrath | 14 | Nephew | — | Pennsylvania |
| 30 | Nils S Stone | 47 | Head | — | Pennsylvania |
| 31 | Leo Stone | 23 | Son | Salesman | Pennsylvania |
| 32 | Edward Stone | 21 | Son | — | Pennsylvania |
| 33 | Robert Stone THIS PERSON | 19 | Son | Clerk | Pennsylvania |
| 34 | William Stone | 17 | Son | Order Clerk | Pennsylvania |
| 35 | Max Thuman | 72 | Head | — | Germany |
| 36 | Rebecca Thuman | 60 | Wife | — | Germany |
| 37 | Barbara H Bowen | 26 | Boarder | — | Pennsylvania |
| 38 | John Block | 52 | Head | Proprietor | Germany |
| 39 | Magdalene Block | 36 | Wife | — | Pennsylvania |
| 40 | Mildred Block | 14 | Daughter | — | Pennsylvania |
| 41 | Madeline Block | 12 | Daughter | — | Pennsylvania |
| 42 | Helen Block | 8 | Daughter | — | Pennsylvania |
| 43 | John Block | 4 | Son | — | Pennsylvania |
| 44 | George Block | 2 | Son | — | Pennsylvania |
| 45 | Charles Smith | 56 | Head | Proprietor | Germany |
| 46 | Frieda Smith | 20 | Daughter | — | Pennsylvania |
| 47 | Mildred Smith | 14 | Daughter | — | Pennsylvania |
| 48 | John Smith | 11 | Son | — | Pennsylvania |
| 49 | Isaac C Martin | 60 | Head | Operator (Telegraph) | Pennsylvania |
| 50 | Annie A Martin | 57 | Wife | — | Pennsylvania |
Pedigree Summary
Robert + 3 siblings
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)