JC
James Cassidy — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Knox-County, Tennessee
Our Model Tree links this James Cassidy across the 1930 and 1940 US Censuses in Knox-County, Tennessee (XGBoost, ~Confirmed) — first a son (b.~1927), then head of a 10-person household.
Age 13
b. ~1927
Male
Son
Born: Tennessee
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Knox-County, Tennessee |
| Surname | Cassidy |
| Given Name | James Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Tennessee |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Knox |
| Additional Details | |
| Highest Grade | Hs 6 |
| 1935 Residence | Tennessee |
| Birth State | Tennessee |
| Birth Country | United States |
| Birthplace (normalized) | tennessee |
| Township / Ward | 7Th Civil Dist |
| Est. Birth Year | ~1927 |
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.
10 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| James Cassidy | Son | — | 13 | ~1927 |
| Leroy Cassidy | Son | — | 2 | ~1938 |
| Ona Cassidy | Daughter | — | 17 | ~1923 |
| Betty Cassidy | Daughter | — | 5 | ~1935 |
| Zella Cassidy | Spouse | — | 37 | ~1903 |
| James Cassidy | Head | — | 59 | ~1881 |
| Edna Cassidy | Daughter | — | 19 | ~1921 |
| Janett Cassidy | Daughter | — | 5 | ~1935 |
| Christine Cassidy | Daughter | — | 8 | ~1932 |
| Helen Cassidy | Daughter | — | 11 | ~1929 |
Census Appearances
1930
Knox, Tennessee
Son, age 2
Knox, Tennessee · implied b. ~1928 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cassaday |
| Given Name | James Jr |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Tennessee |
| Father's Birthplace | Tennessee |
| Mother's Birthplace | Tennessee |
| Occupation | none |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Tennessee |
| Birth Country | United States |
| Birthplace (normalized) | tennessee |
1940
Knox-County, Tennessee
Son, age 13
Knox-County, Tennessee · implied b. ~1927 — 10 household members
| Surname | Cassidy |
| Given Name | James Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Tennessee |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Knox |
| Highest Grade | Hs 6 |
| 1935 Residence | Tennessee |
| Birth State | Tennessee |
| Birth Country | United States |
| Birthplace (normalized) | tennessee |
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 James Cassidy across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
James Cassidy
Son · 1940 · age 13 · b. ~1927 · Tennessee
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Sibling
Leroy Cassidy
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Betty Cassidy
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Helen Cassidy
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Christine Cassidy
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Janett Cassidy
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edna Cassidy
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ona Cassidy
Sibling · 1940 · age 17
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 — Knox-County, Tennessee
Open full size
1940 US Federal Census — Knox-County, Tennessee
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03909-00583)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Fay Slagle | 7 | Daughter | — | Tennessee |
| 42 | Rosa Slagle | 5 | Daughter | — | Tennessee |
| 43 | Bessie Slagle | 4 | Daughter | — | Tennessee |
| 44 | Laura Bell Slagle | 1 | Daughter | — | Tennessee |
| 45 | Bynum Cassady | 31 | Head | Laborer | Tennessee |
| 46 | Lillie Cassady | 33 | Wife | — | Tennessee |
| 47 | Edward Cassady | 3 | Son | — | Tennessee |
| 48 | Julian Cassady | 27 | Head | Laborer Wpa | Tennessee |
| 49 | Jennie Cassady | 27 | Wife | — | Tennessee |
| 50 | David Cassady | 7 | Son | — | Tennessee |
| 51 | Anna Sue Cassady | 5 | Daughter | — | Tennessee |
| 52 | Shirley Cassady | 3 | Daughter | — | Tennessee |
| 53 | Aubrey Cassady | 2 | Son | — | Tennessee |
| 54 | Noah Lundy | 42 | Head | Farm Laborer | Tennessee |
| 55 | Hester Lundy | 41 | Wife | — | Tennessee |
| 56 | Susan Lundy | 15 | Daughter | — | Tennessee |
| 57 | Esther Lundy | 12 | Daughter | — | Tennessee |
| 58 | Luther Lundy | 10 | Son | — | Tennessee |
| 59 | William Lundy | 20 | Son | Farm Laborer | Tennessee |
| 60 | Thelma Lundy | 20 | Daughter in law | — | Tennessee |
| 61 | Roscoe Lundy | 22 | Son | Laborer | Tennessee |
| 62 | Nola Lundy | 20 | Daughter in law | — | Tennessee |
| 63 | Lillie Mae Lundy | 3 | Daughter | — | Tennessee |
| 64 | Herman Anderson | 32 | Head | Farm Laborer | Tennessee |
| 65 | Cindal Anderson | 30 | Wife | — | Tennessee |
| 66 | James Cassidy | 59 | Head | Farmer | Tennessee |
| 67 | Zella Cassidy | 37 | Wife | — | Tennessee |
| 68 | Edna Cassidy | 19 | Daughter | — | Tennessee |
| 69 | Ona Cassidy | 17 | Daughter | — | Tennessee |
| 70 | James Jr. Cassidy THIS PERSON | 13 | Son | — | Tennessee |
| 71 | Helen Cassidy | 11 | Daughter | — | Tennessee |
| 72 | Christine Cassidy | 8 | Daughter | — | Tennessee |
| 73 | Betty Cassidy | 5 | Daughter | — | Tennessee |
| 74 | Janett Cassidy | 5 | Daughter | — | Tennessee |
| 75 | Leroy Cassidy | 2 | Son | — | Tennessee |
| 76 | George Stanifer | 20 | Head | Laborer Wpa | Tennessee |
| 77 | Stella Stanifer | 15 | Wife | — | Tennessee |
| 78 | James Hensley | 51 | Head | Farmer | Tennessee |
| 79 | Mary C. Hensley | 45 | Wife | — | Tennessee |
| 80 | Anna Hensley | 23 | Daughter | Servant | Tennessee |
Related Census Records
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)