JD
John Delaney — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Philadelphia, Pennsylvania
Our Model Tree links this John Delaney across the 1930 and 1940 US Censuses in Philadelphia, Pennsylvania (XGBoost, ~Confirmed) — first a son (b.~1909), then head of a 21-person household.
Age 21
b. ~1909
Male
Son
Born: Penna
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Philadelphia, Pennsylvania |
| Surname | Delaney |
| Given Name | John W. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Penna |
| Father's Birthplace | Penna |
| Mother's Birthplace | Penna |
| Additional Details | |
| Occupation | Checker |
| Industry | Mail Order |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | penna |
| Occupation | Checker |
| Township / Ward | Philadelphia City |
| Est. Birth Year | ~1909 |
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.
21 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| John Delaney | Son | — | 21 | ~1909 |
| Mary Harris | Other | — | 27 | ~1903 |
| Floyd Coleman | Other | — | 11 | ~1919 |
| Margaret Benson | Daughter | — | 24 | ~1906 |
| Ruth Harmon | Daughter | — | 2 | ~1928 |
| Edmund Sarch | Other | — | 70 | ~1860 |
| George Benson | Son | — | 11 | ~1919 |
| Annie Delaney | Other | — | 46 | ~1884 |
| Frank Ellis | Son | — | 1 | ~1929 |
| Charity Oliver | Other | — | 51 | ~1879 |
| Charles Benson | Son | — | 37 | ~1893 |
| Linsey Harmon | Son | — | 4 | ~1926 |
| Olive Harmon | Daughter | — | 8 | ~1922 |
| Edith Ellis | Daughter | — | 2 | ~1928 |
| John Delaney | Other | — | 53 | ~1877 |
| Ethel Ellis | Spouse | — | 31 | ~1899 |
| William Harris | Spouse | — | 28 | ~1902 |
| John Benson | Other | — | 63 | ~1867 |
| Frank Ellis | Head | — | 32 | ~1898 |
| Isaac Harmon | Daughter | — | 12 | ~1918 |
| Gloria Benson | Daughter | — | 13 | ~1917 |
Census Appearances
1930
Philadelphia, Pennsylvania
Son, age 21
Philadelphia, Pennsylvania · implied b. ~1909 — 21 household members
| Surname | Delaney |
| Given Name | John W. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Penna |
| Father's Birthplace | Penna |
| Mother's Birthplace | Penna |
| Occupation | Checker |
| Industry | Mail Order |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | penna |
1940
Philadelphia-County, Pennsylvania
Son, age 32
Philadelphia-County, Pennsylvania · implied b. ~1908 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | De Laney |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Single |
| Birthplace | Penna |
| 1935 Residence (City) | Phila |
| 1935 Residence (County) | Phila |
| Occupation | Knitter |
| Industry | Hosiery |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1200 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | penna |
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 Delaney across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Delaney
Son · 1930 · age 21 · b. ~1909 · Pennsylvania
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Sibling
Ruth Harmon
Sibling · 1930 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
George Benson
Sibling · 1930 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Isaac Harmon
Sibling · 1930 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Frank Ellis
Sibling · 1930 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Olive Harmon
Sibling · 1930 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charles Benson
Sibling · 1930 · age 37
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Linsey Harmon
Sibling · 1930 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Gloria Benson
Sibling · 1930 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Benson
Sibling · 1930 · age 24
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edith Ellis
Sibling · 1930 · age 2
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
21 people indexed on this census page (ia:1930:fifteenthcensus00reel2107:0185)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Frank Ellis | 32 | Head | Janitor | Florida |
| 2 | Ethel Ellis | 31 | Wife | — | Florida |
| 3 | Edith Ellis | 2 | Daughter | — | Florida |
| 4 | Frank Jr. Ellis | 1 | Son | — | Florida |
| 5 | John Benson | 63 | O | Junk Dealer | Pennsylvania |
| 6 | Charles Benson | 37 | Son | Laborer | Pennsylvania |
| 7 | Margaret Benson | 24 | Daughter | — | Pennsylvania |
| 8 | Gloria Benson | 13 | Daughter | — | Pennsylvania |
| 9 | George Benson | 11 | Son | — | Pennsylvania |
| 10 | Isaac Harmon | 12 | Daughter | — | Pennsylvania |
| 11 | Olive Harmon | 8 | Daughter | — | Pennsylvania |
| 12 | Linsey Harmon | 4 | Son | — | Pennsylvania |
| 13 | Ruth Harmon | 2 | Daughter | — | Pennsylvania |
| 14 | Charity Oliver | 51 | O | Dressmaker | Maryland |
| 15 | Mary Harris | 27 | Housekeeper | — | Virginia |
| 16 | William Harris | 28 | Husband | Baker | Virginia |
| 17 | Floyd Coleman | 11 | Boarder | — | Virginia |
| 18 | John P. Delaney | 53 | O | Woodworker | Penna |
| 19 | Annie Delaney | 46 | Wife-H | — | Penna |
| 20 | John W. Delaney THIS PERSON | 21 | Son | Checker | Penna |
| 21 | Edmund Sarch | 70 | Boarder | — | Penna |
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)