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John Orr — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Delaware, Pennsylvania
Our Model Tree links this John Orr across the 1920 and 1930 US Censuses in Delaware, Pennsylvania (XGBoost, ~Confirmed) — first a son (b.~1917), then head of a 11-person household.
Age 13
b. ~1917
Male
Son
Born: Pennsylvania
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Delaware, Pennsylvania |
| Surname | Orr |
| Given Name | John B. Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Additional Details | |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Borough Sharon Hill Part Of |
| Est. Birth Year | ~1917 |
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.
11 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Raymond Orr | Son | — | 9 | ~1921 |
| Viola Orr | Daughter | — | 3 | ~1927 |
| John Orr | Son | — | 13 | ~1917 |
| John Orr | Head | — | 43 | ~1887 |
| Vincent Orr | Son | — | 21 | ~1909 |
| Viola Orr | Other | — | 40 | ~1890 |
| Addie Miller | Other | — | 56 | ~1874 |
| Francis Orr | Son | — | 20 | ~1910 |
| Josephine O'Brian | Daughter | — | 18 | ~1912 |
| George Orr | Son | — | 11 | ~1919 |
| Joseph Orr | Son | — | 5 | ~1925 |
Census Appearances
1920
Delaware, Pennsylvania
Son, age 3
Delaware, Pennsylvania · implied b. ~1917 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Orr |
| Given Name | John |
| 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
Delaware, Pennsylvania
Son, age 13
Delaware, Pennsylvania · implied b. ~1917 — 11 household members
| Surname | Orr |
| Given Name | John B. Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | none |
| 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 John Orr across 2 US Census years (1920 and 1930) in Delaware, Pennsylvania, using XGBoost record linkage.
Show:
This person
Anchor record
John Orr
Son · 1930 · age 13 · b. ~1917 · Pennsylvania
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Sibling
George Orr
Sibling · 1930 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Josephine O'Brian
Sibling · 1930 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Francis Orr
Sibling · 1930 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Vincent Orr
Sibling · 1930 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Raymond Orr
Sibling · 1930 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Viola Orr
Sibling · 1930 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Orr
Sibling · 1930 · age 5
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 — Delaware, Pennsylvania
Open full size
1930 US Federal Census — Delaware, Pennsylvania
Page Contents
50 people indexed on this census page (ia:1930:fifteenthcensus00reel2032:1017)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Mary A. O'Leary | 33 | Wife-H | None | Pennsylvania |
| 2 | James M. O'Leary | 10 | Son | None | Pennsylvania |
| 3 | John O'Leary | 8 | Son | None | Pennsylvania |
| 4 | Maurice Jr. O'Leary | 4 | Son | None | Pennsylvania |
| 5 | John B. Orr | 43 | Head | Foreman | Pennsylvania |
| 6 | Viola M. Orr | 40 | Wife-H | None | Pennsylvania |
| 7 | Vincent D.P. Orr | 21 | Son | Clerk | Pennsylvania |
| 8 | Francis Orr | 20 | Son | Mechanic | Pennsylvania |
| 9 | John B. Jr. Orr THIS PERSON | 13 | Son | None | Pennsylvania |
| 10 | George C. Orr | 11 | Son | None | Pennsylvania |
| 11 | Raymond W. Orr | 9 | Son | None | Pennsylvania |
| 12 | Joseph Orr | 5 | Son | None | Pennsylvania |
| 13 | Viola M. Orr | 3 | Daughter | None | Pennsylvania |
| 14 | Josephine A. O'Brian | 18 | Daughter | None | Pennsylvania |
| 15 | Addie E. Miller | 56 | Mother in law | None | Maryland |
| 16 | Thomas H. Garrin | 47 | Head | Salesman | Pennsylvania |
| 17 | Eliza K. Garrin | 46 | Wife-H | None | Pennsylvania |
| 18 | Sarah E. Garrin | 21 | Daughter | Clerk | Pennsylvania |
| 19 | Harry W. Garrin | 19 | Son | Salesman | Pennsylvania |
| 20 | Marie L. Garrin | 16 | Daughter | None | Pennsylvania |
| 21 | Harry L. Miller | 46 | Head | Superintendent | Maryland |
| 22 | Rachel W. Miller | 41 | Wife-H | None | New Jersey |
| 23 | Wm. M. Miller | 17 | Son | None | Maryland |
| 24 | Loarter H. Miller | 13 | Son | None | Pennsylvania |
| 25 | Harry Y. Bitler | 52 | Head | Salesman | Pennsylvania |
| 26 | Florence L. Bitler | 49 | Wife-H | None | Pennsylvania |
| 27 | Wm. L. Bitler | 25 | Son | Clerk | Pennsylvania |
| 28 | Florence E. Bitler | 23 | Daughter | Clerk | Pennsylvania |
| 29 | Helen A. Bitler | 21 | Daughter | None | Pennsylvania |
| 30 | Joseph H. Bitler | 18 | Son | None | Pennsylvania |
| 31 | Harry L. Deacon | 82 | Head | None | Northern Ireland |
| 32 | Mary E. Deacon | 76 | Wife-H | None | Northern Ireland |
| 33 | Bessie Deacon | 41 | Daughter | Clerk | Pennsylvania |
| 34 | Helen G. Deacon | 30 | Daughter | Clerk | Pennsylvania |
| 35 | George A. Sloat | 37 | Head | Mechanic | Michigan |
| 36 | Anna J. Sloat | 36 | Wife-H | None | Pennsylvania |
| 37 | Frank L. Sloat | 50 | Brother | Mechanic | Michigan |
| 38 | John M. Van Harlingen | 37 | Head | Dye Designer | Pennsylvania |
| 39 | Florence Van Harlingen | 36 | Wife-H | None | Pennsylvania |
| 40 | John L. Van Harlingen | 12 | Son | None | Pennsylvania |
| 41 | Phyllis Van Harlingen | 6 | Daughter | None | Pennsylvania |
| 42 | George Langle | 21 | Boarder | Salesman | Northern Ireland |
| 43 | John B. Lovett | 38 | Head | Clerk | Pennsylvania |
| 44 | Mary G. Lovett | 37 | Wife-H | None | Pennsylvania |
| 45 | Mary E. Lovett | 12 | Daughter | None | Pennsylvania |
| 46 | John J. Lovett | 10 | Son | None | Pennsylvania |
| 47 | Edward M. Lovett | 8 | Son | None | Florida |
| 48 | Margaretta Lovett | 6 | Daughter | None | Pennsylvania |
| 49 | H. Roy Lovett | 3 | Son | None | Pennsylvania |
| 50 | Raymond Wall | 34 | Head | Clerk | Pennsylvania |
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)