JD
John Daugherty — 1940 US Census Record
Linked across censuses1940 United States Federal Census · New-Castle-County, Delaware
Our Model Tree links this John Daugherty across the 1920, 1930 and 1940 US Censuses in New-Castle-County, Delaware (XGBoost, ~Confirmed) — first a head (b.~1882), then head of a 8-person household.
Age 58
b. ~1882
Male
Head
Born: Delaware
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | New-Castle-County, Delaware |
| Surname | Daugherty |
| Given Name | John J. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 58 |
| Marital Status | Married |
| Birthplace | Delaware |
| 1935 Residence (City) | Wilmington |
| 1935 Residence (County) | New Castle |
| Additional Details | |
| Occupation | Postal Clerk |
| Industry | U.S. Post Office |
| Class of Worker | GW |
| Hours Worked | 40 |
| Income (1939) | 1800 |
| Highest Grade | 6 |
| 1935 Residence | Same place |
| Birth State | Delaware |
| Birth Country | United States |
| Birthplace (normalized) | delaware |
| Occupation | Postal Clerk |
| Township / Ward | Wilmington |
| Est. Birth Year | ~1882 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Alice Daugherty | Daughter | — | 22 | ~1918 |
| Margaret Daugherty | Daughter | — | 25 | ~1915 |
| John Daugherty | Head | — | 58 | ~1882 |
| Susanne Daugherty | Daughter | — | 18 | ~1922 |
| Catherine Daugherty | Daughter | — | 20 | ~1920 |
| Catherine Daugherty | Spouse | — | 55 | ~1885 |
| Helen Daugherty | Daughter | — | 16 | ~1924 |
| William Daugherty | Son | — | 24 | ~1916 |
Census Appearances
1920
New Castle, …
Other, age 37
New Castle, Delaware · implied b. ~1883 — 11 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Dougherty |
| Given Name | John J |
| Relationship to Head | Brother-in-law |
| Sex | M |
| Color / Race | White |
| Age | 37 |
| Marital Status | Single |
| Birthplace | Delaware |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Tinsmith |
| Industry | Roofing Co |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Irish |
| Birth State | Delaware |
| Birth Country | United States |
| Birthplace (normalized) | delaware |
1930
New Castle, …
Other, age 47
New Castle, Delaware · implied b. ~1883 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Dougherty |
| Given Name | John J. |
| Relationship to Head | Son-in-law |
| Sex | M |
| Color / Race | White |
| Age | 47 |
| Marital Status | Married |
| Birthplace | Delaware |
| Age at First Marriage | 27 |
| Father's Birthplace | Irish Free State |
| Mother's Birthplace | Irish Free State |
| Occupation | Registry clerk |
| Industry | Post office |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Delaware |
| Birth Country | United States |
| Birthplace (normalized) | delaware |
1940
New-Castle-County, Delaware
Head, age 58
New-Castle-County, Delaware · implied b. ~1882 — 8 household members
| Surname | Daugherty |
| Given Name | John J. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 58 |
| Marital Status | Married |
| Birthplace | Delaware |
| 1935 Residence (City) | Wilmington |
| 1935 Residence (County) | New Castle |
| Occupation | Postal Clerk |
| Industry | U.S. Post Office |
| Class of Worker | GW |
| Hours Worked | 40 |
| Income (1939) | 1800 |
| Highest Grade | 6 |
| 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 Daugherty across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
John Daugherty
Head · 1940 · age 58 · b. ~1882 · Delaware
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — New-Castle-County, Delaware
Open full size
1940 US Federal Census — New-Castle-County, Delaware
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00550-00354)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Mary V Keaveny | 28 | Daughter | Clerk | Delaware |
| 2 | John Keaveny | 23 | Son | Physician | Delaware |
| 3 | Patricia Keaveny | 20 | Daughter | — | Delaware |
| 4 | Marjorie Keaveny | 17 | Daughter | — | Delaware |
| 5 | George F. Mason | 44 | Head | Physician | Kentucky |
| 6 | Cornelia Lloyd Mason | 43 | Wife | — | Missouri |
| 7 | Nancy Mason | 17 | Daughter | — | Penns |
| 8 | Geo. F. Jr. Mason | 10 | Son | — | Penns |
| 9 | Leon Bryan | 54 | Head | Chemist | Maryland |
| 10 | Irene R. Bryan | 52 | Wife | — | Delaware |
| 11 | David R. Bryan | 20 | Son | — | Maryland |
| 12 | Robert L. Bryan | 24 | Son | Chemical Engineer | Maryland |
| 13 | Mabel E. Baird | 61 | Sister-in-law | Teacher | Maryland |
| 14 | Clarence A. Southerland | 50 | Head | Lawyer | Maryland |
| 15 | Katharine Southerland | 47 | Wife | — | New York |
| 16 | Katharine Southerland | 13 | Daughter | — | Delaware |
| 17 | Clare Southerland | 10 | Daughter | — | Delaware |
| 18 | Line Left Vacant In Error | None | — | — | — |
| 19 | Here Ends Block #73 And Starts Block #74 | None | — | — | — |
| 20 | Louis Prev. Jacques | 66 | Head | Chaplain | France |
| 21 | Here Ends Block #74 And Starts Block #75 | None | — | — | — |
| 22 | Wm Harper | 27 | Head | Attendant | Delaware |
| 23 | Lillian Harper | 23 | Wife | — | Penns |
| 24 | Henry Murray | 79 | Head | — | Maryland |
| 25 | Mary E. Murray | 42 | Daughter | Stenographer | Maryland |
| 26 | John T. Murray | 35 | Son | Assistant Treasurer | Maryland |
| 27 | Eva L. Murray | 32 | Daughter | Statistical Clerk | Maryland |
| 28 | Catherine Daugherty | 65 | Head | — | Delaware |
| 29 | John J. Daugherty | 63 | Brother | Gardener | Delaware |
| 30 | Chas. J. Daugherty | 62 | Brother | Park Guard | Delaware |
| 31 | Winifred Daugherty | 60 | Cousin | Folder | Penns |
| 32 | Esther Connelly | 50 | Boarder | Clerk | Delaware |
| 33 | John J. Daugherty THIS PERSON | 58 | Head | Postal Clerk | Delaware |
| 34 | Catherine Daugherty | 55 | Wife | — | Delaware |
| 35 | Margaret M. Daugherty | 25 | Daughter | Seamstress | Delaware |
| 36 | William J. Daugherty | 24 | Son | Stock Room Clerk | Delaware |
| 37 | Alice J. Daugherty | 22 | Daughter | Receptionist | Delaware |
| 38 | Catherine A. Daugherty | 20 | Daughter | Hairdressing | Delaware |
| 39 | Susanne Daugherty | 18 | Daughter | Folder | Delaware |
| 40 | Helen M. Daugherty | 16 | Daughter | — | Delaware |
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)