DS
Donald Smith — 1930 US Census Record
Model Tree available1930 United States Federal Census · Philadelphia, Pennsylvania
Our Model Tree links this Donald Smith across the 1910, 1920 and 1930 US Censuses in Philadelphia, Pennsylvania (XGBoost, ~Confirmed), with identified parents May & Mary — first a son (b.~1902), then head of a 3-person household.
Age 28
b. ~1902
Male
Son
Born: Pennsylvania
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Philadelphia, Pennsylvania |
| Surname | Smith |
| Given Name | Donald F. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Additional Details | |
| Occupation | Shipper |
| Industry | Advertising |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Shipper |
| Township / Ward | Philadelphia City |
| Est. Birth Year | ~1902 |
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 Donald | Age | Birth yr |
|---|---|---|---|---|
| Mary Smith | Head | — | 58 | ~1872 |
| Donald Smith | Son | — | 28 | ~1902 |
| Marshall Smith | Son | — | 24 | ~1906 |
Census Appearances
1910
Philadelphia, Pennsylvania
Son, age 8
Philadelphia, Pennsylvania · implied b. ~1902 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Donaldson |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1920
Philadelphia, Pennsylvania
Son, age 19
Philadelphia, Pennsylvania · implied b. ~1901 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Donald |
| 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 | Draftsman |
| Industry | Locomotive |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Philadelphia, Pennsylvania
Son, age 28
Philadelphia, Pennsylvania · implied b. ~1902 — 3 household members
| Surname | Smith |
| Given Name | Donald F. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Shipper |
| Industry | Advertising |
| 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 Donald Smith across 3 US Census years (1910, 1920 and 1930) in Philadelphia, Pennsylvania, using XGBoost record linkage. Identified parents: mother May Smith (~0.92 confidence) and mother Mary Smith (~0.92 confidence) and mother Mary Smith (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
May Smith
b. ~1869
Source mother
● Household
· direct · ~0.92
Mother
Mary Smith
b. ~1872
Source mother
● Household
· direct · ~0.92
Mother
Mary Smith
b. ~1872
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Donald Smith
Son · 1930 · age 28 · b. ~1902 · Pennsylvania
★ You are viewing this record
Sibling
Marshall Smith
Sibling · 1930 · age 24
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:fifteenthcensus00reel2140:0924)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Frank S. Rice | 28 | Boarder | Electrician | Pennsylvania |
| 2 | Horace Golder | 38 | Head | Grinder | Pennsylvania |
| 3 | Jennie Golder | 32 | Wife | — | Pennsylvania |
| 4 | Rita Golder | 9 | Daughter | — | Pennsylvania |
| 5 | Joseph Golder | 6 | Son | — | Pennsylvania |
| 6 | Lucille Golder | 3 | Daughter | — | Pennsylvania |
| 7 | Robert Gamble | 42 | Head | Bricklayer | Pennsylvania |
| 8 | Anna P. Gamble | 37 | Wife | — | England |
| 9 | Robert Gamble | 19 | Son | Stenographer | Pennsylvania |
| 10 | Frank Gamble | 16 | Son | Helper | Pennsylvania |
| 11 | Betty Gamble | 9 | Daughter | — | Pennsylvania |
| 12 | Marie Gamble | 5 | Daughter | — | Pennsylvania |
| 13 | Francis Rondyne | 23 | Brother | Mechanic | England |
| 14 | Mary A. Smith | 58 | Head | Teacher | Pennsylvania |
| 15 | Donald F. Smith THIS PERSON | 28 | Son | Shipper | Pennsylvania |
| 16 | Marshall B. Smith | 24 | Son | Electrician | Pennsylvania |
| 17 | Joseph Cunningham | 49 | Head | Conductor | England |
| 18 | Mary Cunningham | 47 | Wife | — | Pennsylvania |
| 19 | Joseph Cunningham | 21 | Son | Chauffeur | Pennsylvania |
| 20 | William Cunningham | 19 | Son | Chauffeur | Pennsylvania |
| 21 | Grace Cunningham | 17 | Daughter | Typist | Pennsylvania |
| 22 | James Gamble | 35 | Brother-in-law | Chauffeur | Pennsylvania |
| 23 | William Walsh | 52 | Head | Grinder | Pennsylvania |
| 24 | Sarah Walsh | 47 | Wife | — | Pennsylvania |
| 25 | Dorothy Walsh | 22 | Daughter | — | Pennsylvania |
| 26 | William Walsh | 19 | Son | — | Pennsylvania |
| 27 | Frank Ervin | 63 | Head | Salesman | Pennsylvania |
| 28 | Elizabeth Ervin | 53 | Wife | — | Pennsylvania |
| 29 | Frank Jr. Ervin | 21 | Son | Engineer | Pennsylvania |
| 30 | Mary S. Ervin | 15 | Daughter | — | Pennsylvania |
| 31 | John Mason | 57 | Head | Officer | Pennsylvania |
| 32 | Amelia Mason | 58 | Wife | — | Pennsylvania |
| 33 | Hyman Sassan | 47 | Head | Operator | Russia |
| 34 | Sarah Sassan | 45 | Wife | — | Russia |
| 35 | Malvin Charman | 45 | Boarder | Tailor | Russia |
| 36 | William Polen | 36 | Head | Owner | Russia |
| 37 | Lillian Polen | 32 | Wife | — | Russia |
| 38 | Jacob Polen | 12 | Son | — | Pennsylvania |
| 39 | Helen Polen | 5 | Daughter | — | Pennsylvania |
| 40 | Harvey Polen | 2 | Son | — | Pennsylvania |
| 41 | Dave Adensky | 62 | Father | — | Russia |
| 42 | Jonathan Thomas | 63 | Head | Boilermaker | Pennsylvania |
| 43 | Lydia Thomas | 60 | Wife | — | Pennsylvania |
| 44 | Howard Thomas | 16 | Son | — | Pennsylvania |
| 45 | Irene Thomas | 14 | Daughter | — | Pennsylvania |
| 46 | Carol Thomas | 12 | Daughter | — | Pennsylvania |
| 47 | Jonathan Jr. Thomas | 28 | Son | — | Pennsylvania |
| 48 | Bessie Alexander | 20 | Daughter | Saleslady | Pennsylvania |
| 49 | Catherine Alexander | 1 | Granddaughter | — | Pennsylvania |
| 50 | Emily Dapper | 44 | Head | — | France |
Related Census Records
Pedigree Summary
Donald + 1 sibling
Gen 1 · 3 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)