JY
Joseph Young — 1940 US Census Record
Model Tree available1940 United States Federal Census · Delaware-County, Pennsylvania
Our Model Tree links this Joseph Young across the 1920, 1930 and 1940 US Censuses in Delaware-County, Pennsylvania (XGBoost, ~Confirmed), with identified parents Frederick & May — first a son (b.~1919), then head of a 3-person household.
Age 21
b. ~1919
Male
Son
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Delaware-County, Pennsylvania |
| Surname | Young |
| Given Name | Joseph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Stonehurst |
| 1935 Residence (County) | Delaware |
| Additional Details | |
| Occupation | Farm Hand |
| Class of Worker | PW |
| Income (1939) | 866 |
| Highest Grade | H-3 |
| 1935 Residence | Pennsylvania |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Farm Hand |
| Township / Ward | Collingdale |
| Est. Birth Year | ~1919 |
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 1940 census.
| Name | Relation to head | Relative to Joseph | Age | Birth yr |
|---|---|---|---|---|
| Fred Pfeiffer | Head | — | 52 | ~1888 |
| Joseph Young | Son | — | 21 | ~1919 |
| Alice Pfeiffer | Spouse | — | 40 | ~1900 |
Census Appearances
1920
Philadelphia, Pennsylvania
Son, age 1
Philadelphia, Pennsylvania · implied b. ~1919 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Young |
| Given Name | Joseph |
| Relationship to Head | son |
| Sex | M |
| 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 |
1930
Philadelphia, Pennsylvania
Son, age 11
Philadelphia, Pennsylvania · implied b. ~1919 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Young |
| Given Name | Joseph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Delaware-County, Pennsylvania
Son, age 21
Delaware-County, Pennsylvania · implied b. ~1919 — 3 household members
| Surname | Young |
| Given Name | Joseph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Stonehurst |
| 1935 Residence (County) | Delaware |
| Occupation | Farm Hand |
| Class of Worker | PW |
| Income (1939) | 866 |
| Highest Grade | H-3 |
| 1935 Residence | Pennsylvania |
| 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 Joseph Young across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Frederick Young (~0.92 confidence) and mother May Young (~0.92 confidence) and father Fred Pfeiffer (~0.92 confidence) and mother Alice Pfeiffer (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Frederick Young
b. ~1885
Source father
● Household
· direct · ~0.92
Mother
May Young
b. ~1887
Source mother
● Household
· direct · ~0.92
Father
Fred Pfeiffer
b. ~1888
Source father
● Household
· direct · ~0.92
Mother
Alice Pfeiffer
b. ~1900
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Joseph Young
Son · 1940 · age 21 · b. ~1919 · Pennsylvania
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Delaware-County, Pennsylvania
Open full size
1940 US Federal Census — Delaware-County, Pennsylvania
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-03490-00333)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Eleanor Stevenson | 22 | Daughter | Reg Nurse | Pennsylvania |
| 2 | Samuel A. Wochman | 48 | Head | Tool Maker | Pennsylvania |
| 3 | Florence Wochman | 44 | Wife | — | Pennsylvania |
| 4 | Harry F. Wochman | 22 | Son | Fitter | Pennsylvania |
| 5 | Elizabeth Wochman | 19 | Daughter | New Worker | Pennsylvania |
| 6 | Richard A. Wochman | 17 | Son | — | Pennsylvania |
| 7 | Harry O. Wochman | 77 | Father | Janitor | Pennsylvania |
| 8 | Elizabeth Wochman | 63 | Mother | — | Pennsylvania |
| 9 | Samuel Hoffner | 46 | Head | — | Pennsylvania |
| 10 | Mable Hoffner | 42 | Wife | — | Pennsylvania |
| 11 | Samuel Hoffner | 22 | Son | Clerk | Pennsylvania |
| 12 | Abraham Shandler | 51 | Head | Agent | Russia |
| 13 | Fannie Shandler | 42 | Wife | — | Russia |
| 14 | Norman Shandler | 23 | Son | Salesman | Virginia |
| 15 | Edward Shandler | 19 | Son | — | Pennsylvania |
| 16 | Irving Shandler | 11 | Son | — | Pennsylvania |
| 17 | Boe Leary | 47 | Head | Foreman Paint | Virginia |
| 18 | Florence Leary | 39 | Wife | — | North Carolina |
| 19 | Florence Leary | 14 | Daughter | — | Pennsylvania |
| 20 | William M. Reese | 70 | Head | Attorney | Delaware |
| 21 | Harriet Reese | 63 | Wife | — | Pennsylvania |
| 22 | James Flaherty | 56 | Head | Engineer | Pennsylvania |
| 23 | Julia Flaherty | 52 | Wife | — | Pennsylvania |
| 24 | William J. Flaherty | 27 | Son | Machinist | Pennsylvania |
| 25 | Marie James Flaherty | 25 | Daughter | Comptometer | Pennsylvania |
| 26 | James E. Flaherty | 23 | Son | Machinist | Pennsylvania |
| 27 | Regina Flaherty | 20 | Daughter | Stenograph. | Pennsylvania |
| 28 | Raymond Flaherty | 12 | Son | — | Pennsylvania |
| 29 | Robert Flaherty | 11 | Son | — | Pennsylvania |
| 30 | Mary O'Connell | 78 | Sister-in-law | — | Pennsylvania |
| 31 | Freda Hurlbrink | 68 | Head | — | Germany |
| 32 | Freda Hurlbrink | 30 | Daughter | Physical Education Teacher | Pennsylvania |
| 33 | Louise Vinyard | 35 | Daughter | Teacher | Pennsylvania |
| 34 | Fred Pfeiffer | 52 | Head | Pharmacist | Pennsylvania |
| 35 | Alice Pfeiffer | 40 | Wife | — | Pennsylvania |
| 36 | Joseph Young THIS PERSON | 21 | Son | Farm Hand | Pennsylvania |
| 37 | Carl Fountain | 35 | Head | Mechanic | Maryland |
| 38 | Martha Fountain | 27 | Wife | — | Pennsylvania |
| 39 | Carl Jr. Fountain | 3 | Son | — | Pennsylvania |
Pedigree Summary
Joseph
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 1940 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)