HC
Harry Cooper — 1930 US Census Record
Model Tree available1930 United States Federal Census · Coconino, Arizona
Our Model Tree links this Harry Cooper across the 1920, 1930 and 1940 US Censuses in Coconino, Arizona (XGBoost, ~Confirmed), with identified parents Justin & T — first a son (b.~1908), then head of a 7-person household.
Age 22
b. ~1908
Male
Son
Born: California
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Coconino, Arizona |
| Surname | Cooper |
| Given Name | Harry N. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Additional Details | |
| Occupation | teller |
| Industry | bank |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
| Occupation | Teller |
| Township / Ward | Flagstaff City Part |
| Est. Birth Year | ~1908 |
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.
7 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Harry | Age | Birth yr |
|---|---|---|---|---|
| Justin Cooper | Head | — | 51 | ~1879 |
| Harry Cooper | Son | — | 22 | ~1908 |
| Florence Cooper | Daughter | — | 20 | ~1910 |
| William O'Brien | Other | — | 22 | ~1908 |
| Hillet Mckeath | Other | — | 55 | ~1875 |
| Walter Brown | Other | — | 26 | ~1904 |
| Aleta Cooper | Other | — | 44 | ~1886 |
Census Appearances
1920
Coconino, Arizona
Son, age 12
Coconino, Arizona · implied b. ~1908 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cooper |
| Given Name | Harry N. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1930
Coconino, Arizona
Son, age 22
Coconino, Arizona · implied b. ~1908 — 7 household members
| Surname | Cooper |
| Given Name | Harry N. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | teller |
| Industry | bank |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1940
Coconino-County, Arizona
Son, age 31
Coconino-County, Arizona · implied b. ~1909 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cooper |
| Given Name | Harvey |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | California |
| 1935 Residence (City) | Flagstaff city |
| 1935 Residence (County) | Coconino |
| Occupation | Partner in Bar |
| Industry | Cooper's Bar |
| Class of Worker | OA |
| Hours Worked | 48 |
| Income (1939) | 0 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
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 Harry Cooper across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Justin Cooper (~0.92 confidence) and father T Cooper (~0.60 confidence) and mother Gertie Cooper (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.81
Father
Justin Cooper
b. ~1879
Source father
● Household
· direct · ~0.92
Father
T Cooper
b. ~1898
Source father
● Household
· direct · ~0.6
Mother
Gertie Cooper
b. ~1885
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Harry Cooper
Son · 1930 · age 22 · b. ~1908 · Arizona
★ You are viewing this record
Sibling
Florence Cooper
Sibling · 1930 · age 20
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 — Coconino, Arizona
Open full size
1930 US Federal Census — Coconino, Arizona
Page Contents
50 people indexed on this census page (ia:1930:15thcensus56unit:0803)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Clete C. Thornton | 27 | Head | Driver | Arizona |
| 52 | Edna Mae Thornton | 21 | Wife-H | None | Arizona |
| 53 | Berton James Thornton | 1 | son | None | Arizona |
| 54 | Ruth O. Green | 35 | Head | Waitress | Missouri |
| 55 | Norma A. Green | 17 | daughter | Cashier | Missouri |
| 56 | Dan Wentworth Mciver | 65 | Head | Real Estate | Maine |
| 57 | Jessie D. Mciver | 65 | Wife-H | None | New York |
| 58 | Betty Halter | 16 | servant | Housework | Colorado |
| 59 | Theodore C. Hutson | 38 | Head | Manager | Tennessee |
| 60 | Anna C. Hutson | 37 | Wife-H | Landlady | W. Virginia |
| 61 | Mary L. Hutson | 12 | daughter | — | Arizona |
| 62 | Theodore C. Jr. Hutson | 10 | son | — | California |
| 63 | Elzie J. Moore | 41 | Head | Signal Foreman | Kansas |
| 64 | Bertha D. Moore | 40 | Wife-H | None | Kansas |
| 65 | Margery A. Moore | 9 | daughter | — | New Mexico |
| 66 | Charles J. Loderick | 34 | Head | Doctor | Kansas |
| 67 | Ethel J. Loderick | 34 | Wife-H | None | Kansas |
| 68 | Milton C. Loderick | 5 | son | — | Kansas |
| 69 | Gilbert L. Loderick | 1 | son | — | Arizona |
| 70 | William H. Switzer | 60 | Head | Manager | Kentucky |
| 71 | Mattie A. Switzer | 53 | Wife-H | None | Kansas |
| 72 | Agnes M. Switzer | 23 | daughter | Bookkeeper | Arizona |
| 73 | William H. Switzer | 16 | son | Delivery Boy | Arizona |
| 74 | Kenneth E. Switzer | 13 | son | — | Arizona |
| 75 | Justin P. Cooper | 51 | Head | Chief Of Police | Illinois |
| 76 | Aleta G. Cooper | 44 | Wife-H | None | Illinois |
| 77 | Harry N. Cooper THIS PERSON | 22 | son | Teller | California |
| 78 | Florence J. Cooper | 20 | daughter | Teacher | California |
| 79 | Walter Brown | 26 | lodger | Auto Salesman | Tennessee |
| 80 | Hillet Mckeath | 55 | lodger | Manager | Wisconsin |
| 81 | William O'Brien | 22 | lodger | Foreman | Indiana |
| 82 | Lonnie P. Varkey | 36 | Head | Manager | Texas |
| 83 | Beatrice Varkey | 32 | Wife-H | None | Texas |
| 84 | Willard H. Varkey | 4 | son | — | Arizona |
| 85 | Roy A. Ross | 22 | Head | Salesman | Arizona |
| 86 | Harry G. Newman | 38 | Head | Auto Mechanic | Illinois |
| 87 | Mabel D. Newman | 32 | Wife-H | None | Missouri |
| 88 | Harley V. Newman | 10 | son | — | Missouri |
| 89 | Earl D. Newman | 8 | son | — | Missouri |
| 90 | Bernice H. Newman | 6 | daughter | — | Missouri |
| 91 | Amanda Miller | 79 | Head | None | Georgia |
| 92 | Henry P. Graham | 40 | Head | Laborer | Germany |
| 93 | Caroline Graham | 28 | Wife-H | None | Mexico |
| 94 | Rose Mary Graham | 2 | daughter | — | Arizona |
| 95 | Gustavo Jaime | 39 | lodger | None | Mexico |
| 96 | Sixto Juarez | 40 | Head | Train Man | Mexico |
| 97 | Simona Juarez | 38 | Wife-H | None | Mexico |
| 98 | Joe H. Juarez | 21 | son | Laborer | Mexico |
| 99 | Raphael Juarez | 16 | son | — | Arizona |
| 100 | Juanita M. Juarez | 14 | daughter | — | Arizona |
Pedigree Summary
Harry + 1 sibling
Gen 1 · 3 parents
~0.81
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)