JC
John Carney — 1930 US Census Record
Model Tree available1930 United States Federal Census · Multnomah, Oregon
Our Model Tree links this John Carney across the 1920, 1930 and 1940 US Censuses in Multnomah, Oregon (XGBoost, ~Confirmed), with identified parents Micheal & Delia — first a son (b.~1915), then head of a 8-person household.
Age 15
b. ~1915
Male
Son
Born: Oregon
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Multnomah, Oregon |
| Surname | Carney |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Oregon |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Oregon |
| Birth Country | United States |
| Birthplace (normalized) | oregon |
| Township / Ward | Portland City |
| Est. Birth Year | ~1915 |
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 1930 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| John Carney | Son | — | 15 | ~1915 |
| Delia Carney | Other | — | 43 | ~1887 |
| Thomas Carney | Son | — | 14 | ~1916 |
| Mary Carney | Daughter | — | 12 | ~1918 |
| Richard Carney | Son | — | 7 | ~1923 |
| Robert Carney | Son | — | 7 | ~1923 |
| William Carney | Son | — | 10 | ~1920 |
| Michael Carney | Head | — | 41 | ~1889 |
Census Appearances
1920
Multnomah, Oregon
Son, age 5
Multnomah, Oregon · implied b. ~1915 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Carney |
| Given Name | John F. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Oregon |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | none |
| Birth State | Oregon |
| Birth Country | United States |
| Birthplace (normalized) | oregon |
1930
Multnomah, Oregon
Son, age 15
Multnomah, Oregon · implied b. ~1915 — 8 household members
| Surname | Carney |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Oregon |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read/Write | Yes |
| Birth State | Oregon |
| Birth Country | United States |
| Birthplace (normalized) | oregon |
1940
Multnomah-County, Oregon
Other, age 25
Multnomah-County, Oregon · implied b. ~1915 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Corney |
| Given Name | John J. |
| Relationship to Head | Son-in-law |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Married |
| Birthplace | Oregon |
| 1935 Residence (City) | Portland city |
| 1935 Residence (County) | Multnomah |
| Occupation | Shipping clerk |
| Industry | Electrical appliances |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 336 |
| Highest Grade | C 2 |
| 1935 Residence | Same place |
| Birth State | Oregon |
| Birth Country | United States |
| Birthplace (normalized) | oregon |
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 Carney across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Micheal Carney (~0.92 confidence) and mother Delia Carney (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Micheal Carney
b. ~1889
Source father
● Household
· direct · ~0.92
Mother
Delia Carney
b. ~1888
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Carney
Son · 1930 · age 15 · b. ~1915 · Oregon
★ You are viewing this record
Sibling
Richard Carney
Sibling · 1930 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Carney
Sibling · 1930 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Carney
Sibling · 1930 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Carney
Sibling · 1930 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thomas Carney
Sibling · 1930 · age 14
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 — Multnomah, Oregon
Open full size
1930 US Federal Census — Multnomah, Oregon
Page Contents
50 people indexed on this census page (ia:1930:15thcensus1949unit:0103)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Melvin Siders | 53 | Head | Blacksmith | Ohio |
| 52 | Bertha Siders | 53 | Wife-H | — | Ohio |
| 53 | Gladys Siders | 22 | Daughter | Mail Order Work | Canada |
| 54 | Wayne Siders | 19 | Son | Laborer | Washington |
| 55 | Frank A. Kruse | 23 | Roomer | Laborer | Oregon |
| 56 | Eva C. Kruse | 21 | Roomer | Sales Clerk | Holland |
| 57 | Nell Tannack | 54 | Head | Waitress | Michigan |
| 58 | Cornelius Vanderwood | 79 | Father | Engineer | New Jersey |
| 59 | Richard Pike | 58 | Head | Waiter | Georgia |
| 60 | Anna Pike | 69 | Wife-H | — | Iowa |
| 61 | Ada H. Galloway | 35 | Daughter | — | Iowa |
| 62 | John Davis | 25 | Roomer | Waiter | Georgia |
| 63 | John J. Harold | 53 | Head | Inspector | Canada |
| 64 | Mary E. Harold | 49 | Wife-H | — | Oregon |
| 65 | Michael Carney | 41 | Head | Motorman | Ireland |
| 66 | Delia Carney | 43 | Wife-H | — | Ireland |
| 67 | John Carney THIS PERSON | 15 | Son | — | Oregon |
| 68 | Thomas Carney | 14 | Son | — | Oregon |
| 69 | Mary Carney | 12 | Daughter | — | Oregon |
| 70 | William Carney | 10 | Son | — | Oregon |
| 71 | Robert Carney | 7 | Son | — | Oregon |
| 72 | Richard Carney | 7 | Son | — | Oregon |
| 73 | Florence Mackley | 40 | Head | Waitress | Canada |
| 74 | John Mackley | 42 | Son | Tailor | Russia |
| 75 | Edward Schmiedeskamp | 69 | Head | Watchmaker | Germany |
| 76 | Gertrude Schmiedeskamp | 73 | Wife-H | — | Germany |
| 77 | Frances Schmiedeskamp | 33 | Daughter | Stenographer | Oregon |
| 78 | Matilda Sahlan | 69 | Wife-H | — | Sweden |
| 79 | August Sahlan | 67 | Head | Tailor | Sweden |
| 80 | Erroll Shepherd | 52 | Head | Machinist | Oregon |
| 81 | Jamie Shepherd | 54 | Sister | — | Ohio |
| 82 | Mary L. Shepherd | 82 | Mother | — | Illinois |
| 83 | Ella Hall | 64 | Sister | — | Oregon |
| 84 | Eric Ulin | 59 | Head | Tailor | Sweden |
| 85 | Emma Ulin | 57 | Wife-H | — | Sweden |
| 86 | Ruth Ulin | 20 | Daughter | Stenographer | Oregon |
| 87 | William T. Norris | 54 | Head | Machinist | Georgia |
| 88 | Ida Norris | 43 | Wife-H | — | Kansas |
| 89 | Willis Norris | 14 | Son | — | Texas |
| 90 | Virginia Norris | 7 | Daughter | — | Oregon |
| 91 | Eldon France | 41 | Head | Gang Sawyer | Oregon |
| 92 | Nelly France | 43 | Wife-H | — | Michigan |
| 93 | Lucile France | 15 | Daughter | — | Oregon |
| 94 | Russell France | 14 | Son | — | Oregon |
| 95 | Mildred France | 11 | Daughter | — | Oregon |
| 96 | Eugene France | 11 | Son | — | Oregon |
| 97 | Arlene France | 2 | Daughter | — | Oregon |
| 98 | Anna Haeniges | 72 | Head | — | Austria |
| 99 | Nick Haeniges | 33 | Head | Machinist | Austria |
| 100 | Fred Buckmeyer | 38 | Head | Laborer | Russia |
Related Census Records
Pedigree Summary
John + 5 siblings
Gen 1 · 2 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)