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John Allen — 1930 US Census Record
Model Tree available1930 United States Federal Census · Philadelphia, Pennsylvania
Our Model Tree links this John Allen across the 1910, 1920 and 1930 US Censuses in Philadelphia, Pennsylvania (XGBoost, ~Confirmed), with identified parents John & Florence — first a head (b.~1908), then head of a 3-person household.
Age 22
b. ~1908
Male
Head
Born: Pennsylvania
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Philadelphia, Pennsylvania |
| Surname | Allen |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Age at First Marriage | 20 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Additional Details | |
| Occupation | Radio Engineer |
| Industry | Radio Co. |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 40 |
| Veteran | No |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Radio Engineer |
| Township / Ward | Philadelphia City |
| Est. Birth Year | ~1908 |
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 John | Age | Birth yr |
|---|---|---|---|---|
| John Allen | Head | — | 22 | ~1908 |
| John Allen | Son | — | 1 | ~1929 |
| Eliza Allen | Spouse | — | 22 | ~1908 |
Census Appearances
1910
Philadelphia, Pennsylvania
Other, age 3
Philadelphia, Pennsylvania · implied b. ~1907 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Allen |
| Given Name | John |
| Relationship to Head | Grand Son |
| Sex | M |
| Color / Race | White |
| Age | 3 |
| 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
Son, age 12
Philadelphia, Pennsylvania · implied b. ~1908 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Allen |
| Given Name | John E. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Philadelphia, Pennsylvania
Head, age 22
Philadelphia, Pennsylvania · implied b. ~1908 — 3 household members
| Surname | Allen |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Age at First Marriage | 20 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Radio Engineer |
| Industry | Radio Co. |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 40 |
| 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 John Allen across 3 US Census years (1910, 1920 and 1930) in Philadelphia, Pennsylvania, using XGBoost record linkage. Identified parents: father John Allen (~0.92 confidence) and mother Florence Allen (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Allen
b. ~1874
Source father
● Household
· direct · ~0.92
Mother
Florence Allen
b. ~1875
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Allen
Head · 1930 · age 22 · b. ~1908 · 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
18 people indexed on this census page (ia:1930:fifteenthcensus00reel2104:1055)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | William Ewing | 48 | Head | Motorman | Northern Ireland |
| 52 | Mary E Ewing | 32 | Wife | — | Northern Ireland |
| 53 | Mary E Ewing | 15 | Daughter | — | Pennsylvania |
| 54 | Evelyn Ewing | 12 | Daughter | — | Pennsylvania |
| 55 | Margaret Ewing | 8 | Daughter | — | Pennsylvania |
| 56 | Nathan Hilder | 35 | Head | Manager | Pennsylvania |
| 57 | Lillian Hilder | 28 | Wife | — | Pennsylvania |
| 58 | Idell Hilder | 1 | Daughter | — | Pennsylvania |
| 59 | Teresa Garr | 35 | Roomer | Domestic | Northern Ireland |
| 60 | Alexander Griel | 50 | Head | Manager | Russia |
| 61 | Nettie Griel | 42 | Wife | Manager | Pennsylvania |
| 62 | William A Griel | 20 | Son | Counterman | Pennsylvania |
| 63 | John Allen THIS PERSON | 22 | Head | Radio Engineer | Pennsylvania |
| 64 | Eliza Allen | 22 | Wife | — | Pennsylvania |
| 65 | John C Allen | 1 | Son | — | Pennsylvania |
| 66 | William S Endy | 37 | Head | Salesman | Pennsylvania |
| 67 | Mary M Endy | 37 | Wife | Manager | Illinois |
| 68 | Bruce E Endy | 13 | Son | — | Pennsylvania |
Pedigree Summary
John
Gen 1 · 2 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)