RC
Robert Cochran — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Jefferson, Pennsylvania
Our Model Tree links this Robert Cochran across the 1920 and 1930 US Censuses in Jefferson, Pennsylvania (XGBoost, ~Confirmed) — first a son (b.~1915), then head of a 8-person household.
Age 15
b. ~1915
Male
Son
Born: Pennsylvania
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Jefferson, Pennsylvania |
| Surname | Cochran |
| Given Name | Robert J |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Falls Creek Borough Part |
| 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 Robert | Age | Birth yr |
|---|---|---|---|---|
| Eula Cochran | Daughter | — | 13 | ~1917 |
| Bernice Cochran | Daughter | — | 17 | ~1913 |
| Herbert Cochran | Head | — | 49 | ~1881 |
| Anna Cochran | Spouse | — | 47 | ~1883 |
| Robert Cochran | Son | — | 15 | ~1915 |
| Donald Cochran | Son | — | 9 | ~1921 |
| Mabel Cochran | Daughter | — | 25 | ~1905 |
| Ellen Cochran | Daughter | — | 18 | ~1912 |
Census Appearances
1920
Jefferson, Pennsylvania
Son, age 3
Jefferson, Pennsylvania · implied b. ~1917 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cochran |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Jefferson, Pennsylvania
Son, age 15
Jefferson, Pennsylvania · implied b. ~1915 — 8 household members
| Surname | Cochran |
| Given Name | Robert J |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
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 Robert Cochran across 2 US Census years (1920 and 1930) in Jefferson, Pennsylvania, using XGBoost record linkage.
Show:
This person
Anchor record
Robert Cochran
Son · 1930 · age 15 · b. ~1915 · Pennsylvania
★ You are viewing this record
Sibling
Bernice Cochran
Sibling · 1930 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mabel Cochran
Sibling · 1930 · age 25
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Donald Cochran
Sibling · 1930 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Eula Cochran
Sibling · 1930 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ellen Cochran
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 — Jefferson, Pennsylvania
Open full size
1930 US Federal Census — Jefferson, Pennsylvania
Page Contents
50 people indexed on this census page (ia:1930:fifteenthcensus00reel2047:0273)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Ross | 79 | — | — | Pennsylvania |
| 2 | John L Raff | 45 | Head | Electrician | Pennsylvania |
| 3 | Esther G Raff | 48 | Wife | — | Pennsylvania |
| 4 | Edward R Smelda | 52 | Head | Bake Maker | Pennsylvania |
| 5 | Ollie Smelda | 51 | Wife | — | Pennsylvania |
| 6 | Leonard J Smelda | 20 | Son | Plasterer | Pennsylvania |
| 7 | Simon J Lindakin | 32 | Head | Laborer | Pennsylvania |
| 8 | Rosie G Lindakin | 27 | Wife | — | Pennsylvania |
| 9 | James R Lindakin | 6 | Son | — | Pennsylvania |
| 10 | Jean E Lindakin | 5 | Daughter | — | Pennsylvania |
| 11 | Donald E Lindakin | 3 | Son | — | Pennsylvania |
| 12 | Herbert A Cochran | 49 | Head | Laborer | Pennsylvania |
| 13 | Anna M Cochran | 47 | Wife | — | Pennsylvania |
| 14 | Mabel E Cochran | 25 | Daughter | — | Pennsylvania |
| 15 | Ellen E Cochran | 18 | Daughter | Laborer | Pennsylvania |
| 16 | Bernice E Cochran | 17 | Daughter | — | Pennsylvania |
| 17 | Robert J Cochran THIS PERSON | 15 | Son | — | Pennsylvania |
| 18 | Eula J Cochran | 13 | Daughter | — | Pennsylvania |
| 19 | Donald R Cochran | 9 | Son | — | Pennsylvania |
| 20 | David R Edwards | 60 | Head | Laborer | Pennsylvania |
| 21 | Nettie M Edwards | 59 | Wife | — | Pennsylvania |
| 22 | Harry E Cable | 52 | Head | Bricklayer | Pennsylvania |
| 23 | Clara E Cable | 55 | Wife | — | Pennsylvania |
| 24 | Gladys Margaret Cable | 21 | Daughter | — | Pennsylvania |
| 25 | Joseph S Cable | 31 | Head | Bricklayer | Pennsylvania |
| 26 | Vella M Cable | 28 | Wife | — | Pennsylvania |
| 27 | Jean E Cable | 5 | Daughter | — | Pennsylvania |
| 28 | Vernon J Cable | 3 | Son | — | Pennsylvania |
| 29 | Frank D Decalo | 51 | Head | Foreman | Italy |
| 30 | Laura Decalo | 37 | Wife | — | Italy |
| 31 | Grace E Decalo | 17 | Daughter | — | Pennsylvania |
| 32 | Josephine M Decalo | 15 | Daughter | — | Pennsylvania |
| 33 | Raymond B Decalo | 14 | Son | — | Pennsylvania |
| 34 | Joseph Decalo | 11 | Son | — | Pennsylvania |
| 35 | Victoria B Decalo | 9 | Daughter | — | Pennsylvania |
| 36 | Louis Decalo | 6 | Son | — | Pennsylvania |
| 37 | Teresa M Decalo | 3 | Daughter | — | Pennsylvania |
| 38 | William C Decalo | 1 | Son | — | Pennsylvania |
| 39 | Hugh R Mcnall | 45 | Head | — | Ohio |
| 40 | Esther E Mcnall | 44 | Wife | — | Pennsylvania |
| 41 | Thomas E Mcnall | 15 | Son | — | Pennsylvania |
| 42 | Lawrence A Byerly | 32 | Head | Bricklayer | Pennsylvania |
| 43 | Gertrude E Byerly | 34 | Wife | — | Pennsylvania |
| 44 | Gertrude E Byerly | 13 | Daughter | — | Pennsylvania |
| 45 | Sarah E Byerly | 4 | Daughter | — | Pennsylvania |
| 46 | Lawrence A Byerly | 0 | Son | — | Pennsylvania |
| 47 | Roy Housman | 44 | Head | Handler | Pennsylvania |
| 48 | Veda M Housman | 45 | Wife | — | Ohio |
| 49 | Margaret M Housman | 17 | Daughter | — | Ohio |
| 50 | Veda M Housman | 16 | Daughter | — | Ohio |
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)