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John Casey — 1930 US Census Record
Model Tree available1930 United States Federal Census · Denver, Colorado
Our Model Tree links this John Casey across the 1910, 1920, 1930 and 1940 US Censuses in Denver, Colorado (XGBoost, ~Confirmed), with identified parents John & John — first a son (b.~1905), then head of a 6-person household.
Age 25
b. ~1905
Male
Son
Born: Colorado
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Denver, Colorado |
| Surname | Casey |
| Given Name | John W |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Colorado |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Germany |
| Additional Details | |
| Occupation | Salesman |
| Industry | Publishing |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
| Occupation | Salesman |
| Township / Ward | Denver City |
| Est. Birth Year | ~1905 |
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.
6 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Dorothy Casey | Daughter | — | 18 | ~1912 |
| Veronica Casey | Daughter | — | 30 | ~1900 |
| Margaret Casey | Daughter | — | 28 | ~1902 |
| John Casey | Head | — | 56 | ~1874 |
| John Casey | Son | — | 25 | ~1905 |
| Freda Casey | Spouse | — | 54 | ~1876 |
Census Appearances
1910
Denver, Colorado
Son, age 5
Denver, Colorado · implied b. ~1905 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Casey |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Colorado |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Germany |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
1920
Denver, Colorado
Son, age 15
Denver, Colorado · implied b. ~1905 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Casey |
| Given Name | John |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Colorado |
| Father's Birthplace | District Columbia |
| Mother's Birthplace | Germany |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | German |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
1930
Denver, Colorado
Son, age 25
Denver, Colorado · implied b. ~1905 — 6 household members
| Surname | Casey |
| Given Name | John W |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Colorado |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Germany |
| Occupation | Salesman |
| Industry | Publishing |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
1940
Denver-County, Colorado
Head, age 37
Denver-County, Colorado · implied b. ~1903 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Chasey |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 37 |
| Marital Status | Married |
| Birthplace | Colorado |
| 1935 Residence (City) | Denver city |
| 1935 Residence (County) | Denver |
| Occupation | laborer |
| Industry | packing house |
| Class of Worker | PW |
| Hours Worked | 78 |
| Income (1939) | 690 |
| Highest Grade | No 8 |
| 1935 Residence | Same home |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
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 Casey across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Casey (~0.92 confidence) and father John Casey (~0.92 confidence) and father John Casey (~0.92 confidence) and mother Freda Casey (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Casey
b. ~1872
Source father
● Household
· direct · ~0.92
Father
John Casey
b. ~1873
Source father
● Household
· direct · ~0.92
Father
John Casey
b. ~1874
Source father
● Household
· direct · ~0.92
Mother
Freda Casey
b. ~1876
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Casey
Son · 1930 · age 25 · b. ~1905 · Colorado
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Sibling
Margaret Casey
Sibling · 1930 · age 28
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Veronica Casey
Sibling · 1930 · age 30
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dorothy Casey
Sibling · 1930 · age 18
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 — Denver, Colorado
Open full size
1930 US Federal Census — Denver, Colorado
Page Contents
50 people indexed on this census page (ia:1930:15thcensus237unit:0062)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Harry W Latham | 56 | Head | — | Kansas |
| 2 | Lillian S Latham | 54 | Wife | — | Germany |
| 3 | Harry W Jr Latham | 17 | Son | — | Georgia |
| 4 | Harry F Rhodes | 75 | Head | — | Pennsylvania |
| 5 | Addie M Rhodes | 59 | Wife | — | Pennsylvania |
| 6 | Robert Dervinisky | 63 | Head | Civil Engineer | Irish Free State |
| 7 | Letitia P Dervinisky | 62 | Wife | — | North Ireland |
| 8 | Robert H Dervinisky | 23 | Son | Draftsman | Ohio |
| 9 | Jackson Abbott | 46 | Head | Salesman | Colorado |
| 10 | Ruth C Abbott | 39 | Wife | — | Colorado |
| 11 | William Ford | 59 | Head | Minister | England |
| 12 | Margaret Ford | 57 | Wife | — | Maryland |
| 13 | Fred F Horst | 36 | Daughter | — | Illinois |
| 14 | Raymond T Horst | 35 | Son-in-law | Machinist | Missouri |
| 15 | Raymond T Jr Horst | 6 | Grandson | — | Colorado |
| 16 | Jennie Morgan | 42 | Maid | Maid | Wales |
| 17 | Lee A Woods | 32 | Head | Manager | Ohio |
| 18 | Christine Woods | 28 | Wife | Stenographer | Colorado |
| 19 | Clarence Waterman | 37 | Head | Department Manager | Colorado |
| 20 | Gertrude Waterman | 34 | Wife | — | Missouri |
| 21 | Ellen Mccarthy | 53 | Head | — | Irish Free State |
| 22 | Katherine Mccarthy | 28 | Daughter | Teller | Colorado |
| 23 | Cecelia Mccarthy | 24 | Daughter | Stenographer | Colorado |
| 24 | Irene M Mccarthy | 20 | Daughter | Bookkeeper | Colorado |
| 25 | Joseph E Mccarthy | 26 | Head | Fireman | Colorado |
| 26 | Helen Mccarthy | 26 | Wife | — | Colorado |
| 27 | Carrie Mccarthy | 7 | Daughter | — | Colorado |
| 28 | John H Casey | 56 | Head | Upholsterer | Pennsylvania |
| 29 | Freda M Casey | 54 | Wife | — | Germany |
| 30 | Veronica Casey | 30 | Daughter | Teacher | Colorado |
| 31 | Margaret V Casey | 28 | Daughter | Secretary | Colorado |
| 32 | John W Casey THIS PERSON | 25 | Son | Salesman | Colorado |
| 33 | Dorothy P Casey | 18 | Daughter | — | Colorado |
| 34 | Martin F Selleck | 38 | Head | Traveler Commercial | Iowa |
| 35 | Cora Selleck | 33 | Wife | — | Nebraska |
| 36 | Barbara Selleck | 11 | Daughter | — | Nebraska |
| 37 | Virginia Selleck | 11 | Daughter | — | Arkansas |
| 38 | John Struthers | 39 | Head | Surgeon | Pennsylvania |
| 39 | Lepha M Struthers | 34 | Wife | — | Minnesota |
| 40 | John E Struthers | 3 | Son | — | Colorado |
| 41 | James R Struthers | 1 | Son | — | Colorado |
| 42 | Victoria E Waznick | 23 | Maid | Maid | Nebraska |
| 43 | William G Horan | 36 | Head | Proprietor | Colorado |
| 44 | Loretta P Horan | 28 | Wife | — | Colorado |
| 45 | Shirley A Horan | 9 | Daughter | — | Colorado |
| 46 | William G Jr Horan | 4 | Son | — | Colorado |
| 47 | Velma G Engle | 18 | Maid | Maid | Colorado |
| 48 | Dennis J O'Donnell | 25 | Head | Graduate Student | Indiana |
| 49 | Lucile P O'Donnell | 20 | Wife | — | Kansas |
| 50 | William Vandenburg | 29 | Lodger | Salesman | Iowa |
Pedigree Summary
John + 3 siblings
Gen 1 · 4 parents
~0.92
Max depth 4 (1900–1950 window)
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)