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Charles Kelly — 1940 US Census Record
Model Tree available1940 United States Federal Census · New-Castle-County, Delaware
Our Model Tree links this Charles Kelly across the 1920, 1930 and 1940 US Censuses in New-Castle-County, Delaware (XGBoost, ~Confirmed), with identified parents John & Mary — first a son (b.~1910), then head of a 8-person household.
Age 30
b. ~1910
Male
Son
Born: Delaware
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | New-Castle-County, Delaware |
| Surname | Kelly |
| Given Name | Charles |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Single |
| Birthplace | Delaware |
| 1935 Residence (City) | Mill Creek Hundred |
| Additional Details | |
| Occupation | Foreman |
| Industry | Road Construction |
| Class of Worker | PW |
| Hours Worked | 54 |
| Income (1939) | 1200 |
| Highest Grade | H 3 |
| Birth State | Delaware |
| Birth Country | United States |
| Birthplace (normalized) | delaware |
| Occupation | Foreman |
| Township / Ward | Mill Creek Hundred |
| Est. Birth Year | ~1910 |
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 Charles | Age | Birth yr |
|---|---|---|---|---|
| Laura Kelly | Daughter | — | 1 | ~1939 |
| Betty Kelly | Daughter | — | 8 | ~1932 |
| Laura Kelly | Daughter | — | 27 | ~1913 |
| John Kelly | Head | — | 56 | ~1884 |
| Fred Lewis | Other | — | 73 | ~1867 |
| Charles Kelly | Son | — | 9 | ~1931 |
| Charles Kelly | Son | — | 30 | ~1910 |
| Mary Kelly | Spouse | — | 55 | ~1885 |
Census Appearances
1920
New Castle, …
Son, age 9
New Castle, Delaware · implied b. ~1911 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Kelly |
| Given Name | Charles |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 9 |
| Marital Status | Single |
| Birthplace | Delaware |
| Father's Birthplace | Delaware |
| Mother's Birthplace | Ireland |
| 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, …
Son, age 19
New Castle, Delaware · implied b. ~1911 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Kelly |
| Given Name | Charles G. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Delaware |
| Father's Birthplace | Delaware |
| Mother's Birthplace | Ireland |
| Occupation | Truck driver |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Delaware |
| Birth Country | United States |
| Birthplace (normalized) | delaware |
1940
New-Castle-County, Delaware
Son, age 30
New-Castle-County, Delaware · implied b. ~1910 — 8 household members
| Surname | Kelly |
| Given Name | Charles |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Single |
| Birthplace | Delaware |
| 1935 Residence (City) | Mill Creek Hundred |
| Occupation | Foreman |
| Industry | Road Construction |
| Class of Worker | PW |
| Hours Worked | 54 |
| Income (1939) | 1200 |
| Highest Grade | H 3 |
| 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 Charles Kelly across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Kelly (~0.92 confidence) and mother Mary Kelly (~0.92 confidence) and mother Mary Kelly (~0.92 confidence) and father John Kelly (~0.92 confidence) and mother Mary Kelly (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Kelly
b. ~1882
Source father
● Household
· direct · ~0.92
Mother
Mary Kelly
b. ~1882
Source mother
● Household
· direct · ~0.92
Mother
Mary Kelly
b. ~1883
Source mother
● Household
· direct · ~0.92
Father
John Kelly
b. ~1884
Source father
● Household
· direct · ~0.92
Mother
Mary Kelly
b. ~1885
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Charles Kelly
Son · 1940 · age 30 · b. ~1910 · Delaware
★ You are viewing this record
Sibling
Betty Kelly
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Laura Kelly
Sibling · 1940 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Laura Kelly
Sibling · 1940 · age 27
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charles Kelly
Sibling · 1940 · age 9
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
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-t0627-00546-00042)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Rosina Zappa | 3 | Daughter | — | Penna |
| 42 | Paul Basini | 69 | Boarder | — | Italy |
| 43 | John B. Kelly | 56 | Head | Odd Jobs | Penna |
| 44 | Mary A. Kelly | 55 | Wife | — | Ireland |
| 45 | Charles Kelly THIS PERSON | 30 | Son | Foreman | Delaware |
| 46 | Laura Kelly | 27 | Daughter | — | Delaware |
| 47 | Charles Kelly | 9 | Son | — | Delaware |
| 48 | Betty Kelly | 8 | Daughter | — | Delaware |
| 49 | Laura M. Kelly | 1 | Daughter | — | Delaware |
| 50 | Fred Lewis | 73 | Lodger | — | New York |
| 51 | Joseph R. Pierson | 44 | Head | Farmer | Delaware |
| 52 | Lucy H. Pierson | 40 | Wife | — | Ohio |
| 53 | Mary Alice Pierson | 15 | Daughter | — | Delaware |
| 54 | Ella R. Pierson | 12 | Daughter | — | Delaware |
| 55 | Joseph R. Pierson | 8 | Son | — | Delaware |
| 56 | Mathias Hahn | 71 | Head | Farm Laborer | Ohio |
| 57 | Alice F. Hahn | 69 | Wife | — | Ohio |
| 58 | Leone E. Hahn | 28 | Daughter | Saleslady | Delaware |
| 59 | Joseph H. Chandler | 47 | Head | Farmer | Delaware |
| 60 | Dorothy E. Chandler | 35 | Wife | Housekeeper | Penna |
| 61 | Wm. P. Chandler | 16 | Son | Farm Laborer | Delaware |
| 62 | Emma Snoddy | 75 | Mother-in-law | — | Penna |
| 63 | Anson Gregg | 38 | Head | Farmer | Delaware |
| 64 | Sylvia Gregg | 37 | Wife | — | Delaware |
| 65 | Donald Gregg | 13 | Son | — | Penna |
| 66 | Norman Gregg | 4 | Son | — | Delaware |
| 67 | Elva Minner | 30 | Maid | Housekeeper | Delaware |
| 68 | Lillian Chandler | 72 | Mother | — | Penna |
| 69 | Nelson Toff | 35 | Head | Farm Laborer | Penna |
| 70 | Emma Toff | 30 | Wife | — | Penna |
| 71 | Nelson Jr. Toff | 9 | Son | — | Delaware |
| 72 | Louisa Toff | 6 | Daughter | — | Delaware |
| 73 | Patricia Toff | 1 | Daughter | — | Delaware |
| 74 | John A. Prindiville | 44 | Head | Farmer | Delaware |
| 75 | Margaret Prindiville | 41 | Wife | — | Delaware |
| 76 | Mildred Prindiville | 16 | Daughter | — | Delaware |
| 77 | Freda Prindiville | 13 | Son | — | Delaware |
| 78 | John E. Prindiville | 8 | Son | — | Delaware |
| 79 | Mary Lorkowski | 48 | Head | — | Poland |
| 80 | John L. Lorkowski | 25 | Son | Cabinet Maker | Delaware |
Pedigree Summary
Charles + 4 siblings
Gen 1 · 5 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)