JD
John Dougherty — 1930 US Census Record
Linked across censuses1930 United States Federal Census · New Castle, Delaware
Our Model Tree links this John Dougherty across the 1930 and 1940 US Censuses in New Castle, Delaware (XGBoost, ~Confirmed) — first a son (b.~1929), then head of a 14-person household.
Age 1
b. ~1929
Male
Son
Born: Delaware
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | New Castle, Delaware |
| Surname | Dougherty |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Delaware |
| Father's Birthplace | Delaware |
| Mother's Birthplace | Delaware |
| Additional Details | |
| Birth State | Delaware |
| Birth Country | United States |
| Birthplace (normalized) | delaware |
| Township / Ward | Wilmington City |
| Est. Birth Year | ~1929 |
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.
14 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Catherine Dougherty | Daughter | — | 11 | ~1919 |
| Margaret Dougherty | Daughter | — | 9 | ~1921 |
| Elizabeth Dougherty | Daughter | — | ~1930 | |
| Theresa Dougherty | Daughter | — | 5 | ~1925 |
| Mary Dougherty | Daughter | — | 15 | ~1915 |
| Alice Dougherty | Daughter | — | 3 | ~1927 |
| Helen Dougherty | Daughter | — | 7 | ~1923 |
| William Dougherty | Head | — | 45 | ~1885 |
| Francis Dougherty | Son | — | 17 | ~1913 |
| James Dougherty | Son | — | 13 | ~1917 |
| Joseph Dougherty | Son | — | 19 | ~1911 |
| William Dougherty | Son | — | 21 | ~1909 |
| John Dougherty | Son | — | 1 | ~1929 |
| Mary Dougherty | Spouse | — | 43 | ~1887 |
Census Appearances
1930
New Castle, …
Son, age 1
New Castle, Delaware · implied b. ~1929 — 14 household members
| Surname | Dougherty |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Delaware |
| Father's Birthplace | Delaware |
| Mother's Birthplace | Delaware |
| Birth State | Delaware |
| Birth Country | United States |
| Birthplace (normalized) | delaware |
1940
New-Castle-County, Delaware
Son, age 12
New-Castle-County, Delaware · implied b. ~1928 — 11 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Daugherty |
| Given Name | John Joseph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Delaware |
| 1935 Residence (City) | Wilmington City |
| 1935 Residence (County) | New Castle |
| Highest Grade | No 5 |
| 1935 Residence | Same place |
| Birth State | Delaware |
| Birth Country | United States |
| Birthplace (normalized) | delaware |
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 Dougherty across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Dougherty
Son · 1930 · age 1 · b. ~1929 · Delaware
★ You are viewing this record
Sibling
Joseph Dougherty
Sibling · 1930 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Catherine Dougherty
Sibling · 1930 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elizabeth Dougherty
Sibling · 1930 · age
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Helen Dougherty
Sibling · 1930 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alice Dougherty
Sibling · 1930 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Dougherty
Sibling · 1930 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Dougherty
Sibling · 1930 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Francis Dougherty
Sibling · 1930 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Dougherty
Sibling · 1930 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Theresa Dougherty
Sibling · 1930 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Dougherty
Sibling · 1930 · age 15
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 — New Castle, Delaware
Open full size
1930 US Federal Census — New Castle, Delaware
Page Contents
50 people indexed on this census page (ia:1930:15thcensus288unit:0975)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | William Dougherty | 45 | Head | Laborer | Delaware |
| 52 | Mary Dougherty | 43 | Wife | — | Delaware |
| 53 | William Dougherty | 21 | Son | Laborer | Delaware |
| 54 | Joseph Dougherty | 19 | Son | Laborer | Delaware |
| 55 | Francis Dougherty | 17 | Son | — | Delaware |
| 56 | Mary Dougherty | 15 | Daughter | — | Delaware |
| 57 | James Dougherty | 13 | Son | — | Delaware |
| 58 | Catherine Dougherty | 11 | Daughter | — | Delaware |
| 59 | Margaret Dougherty | 9 | Daughter | — | Delaware |
| 60 | Helen Dougherty | 7 | Daughter | — | Delaware |
| 61 | Theresa Dougherty | 5 | Daughter | — | Delaware |
| 62 | Alice Dougherty | 3 | Daughter | — | Delaware |
| 63 | John Dougherty THIS PERSON | 1 | Son | — | Delaware |
| 64 | Elizabeth Dougherty | 0 | Daughter | — | Delaware |
| 65 | John Dougherty | 40 | Head | Laborer | Delaware |
| 66 | Anna Dougherty | 38 | Wife | — | Delaware |
| 67 | John Dougherty | 17 | Son | Laborer | Delaware |
| 68 | Anna Dougherty | 15 | Daughter | — | Delaware |
| 69 | Joseph Dougherty | 13 | Son | — | Delaware |
| 70 | Mary Dougherty | 11 | Daughter | — | Delaware |
| 71 | William Dougherty | 9 | Son | — | Delaware |
| 72 | Francis Dougherty | 7 | Son | — | Delaware |
| 73 | Catherine Dougherty | 5 | Daughter | — | Delaware |
| 74 | Margaret Dougherty | 3 | Daughter | — | Delaware |
| 75 | Helen Dougherty | 1 | Daughter | — | Delaware |
| 76 | Theresa Dougherty | 0 | Daughter | — | Delaware |
| 77 | Alice Dougherty | 0 | Daughter | — | Delaware |
| 78 | Elizabeth Dougherty | 0 | Daughter | — | Delaware |
| 79 | James Dougherty | 0 | Son | — | Delaware |
| 80 | Catherine Dougherty | 0 | Daughter | — | Delaware |
| 81 | Margaret Dougherty | 0 | Daughter | — | Delaware |
| 82 | Helen Dougherty | 0 | Daughter | — | Delaware |
| 83 | Theresa Dougherty | 0 | Daughter | — | Delaware |
| 84 | Alice Dougherty | 0 | Daughter | — | Delaware |
| 85 | Elizabeth Dougherty | 0 | Daughter | — | Delaware |
| 86 | James Dougherty | 0 | Son | — | Delaware |
| 87 | Catherine Dougherty | 0 | Daughter | — | Delaware |
| 88 | Margaret Dougherty | 0 | Daughter | — | Delaware |
| 89 | Helen Dougherty | 0 | Daughter | — | Delaware |
| 90 | Theresa Dougherty | 0 | Daughter | — | Delaware |
| 91 | Alice Dougherty | 0 | Daughter | — | Delaware |
| 92 | Elizabeth Dougherty | 0 | Daughter | — | Delaware |
| 93 | James Dougherty | 0 | Son | — | Delaware |
| 94 | Catherine Dougherty | 0 | Daughter | — | Delaware |
| 95 | Margaret Dougherty | 0 | Daughter | — | Delaware |
| 96 | Helen Dougherty | 0 | Daughter | — | Delaware |
| 97 | Theresa Dougherty | 0 | Daughter | — | Delaware |
| 98 | Alice Dougherty | 0 | Daughter | — | Delaware |
| 99 | Elizabeth Dougherty | 0 | Daughter | — | Delaware |
| 100 | James Dougherty | 0 | Son | — | Delaware |
Related Census Records
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)