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John Buchanan — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Philadelphia, Pennsylvania
Our Model Tree links this John Buchanan across the 1920 and 1930 US Censuses in Philadelphia, Pennsylvania (XGBoost, ~Confirmed) — first a son (b.~1919), then head of a 10-person household.
Age 11
b. ~1919
Male
Son
Born: Pennsylvania
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Philadelphia, Pennsylvania |
| Surname | Buchanan |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Scotland |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Philadelphia City |
| Est. Birth Year | ~1919 |
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.
10 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Richard Buchanan | Son | — | 15 | ~1915 |
| Leslie Buchanan | Son | — | 13 | ~1917 |
| George Buchanan | Son | — | 18 | ~1912 |
| Albert Buchanan | Son | — | 2 | ~1928 |
| Harry Buchanan | Son | — | 6 | ~1924 |
| Florence Buchanan | Other | — | 45 | ~1885 |
| John Buchanan | Son | — | 11 | ~1919 |
| William Buchanan | Son | — | 24 | ~1906 |
| Robert Buchanan | Head | — | 47 | ~1883 |
| Robert Buchanan | Son | — | 22 | ~1908 |
Census Appearances
1920
Philadelphia, Pennsylvania
Son, age 1
Philadelphia, Pennsylvania · implied b. ~1919 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Buchanan |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Scotland |
| Mother Tongue | English |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Philadelphia, Pennsylvania
Son, age 11
Philadelphia, Pennsylvania · implied b. ~1919 — 10 household members
| Surname | Buchanan |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Scotland |
| 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 Buchanan across 2 US Census years (1920 and 1930) in Philadelphia, Pennsylvania, using XGBoost record linkage.
Show:
This person
Anchor record
John Buchanan
Son · 1930 · age 11 · b. ~1919 · Pennsylvania
★ You are viewing this record
Sibling
Harry Buchanan
Sibling · 1930 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Richard Buchanan
Sibling · 1930 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Buchanan
Sibling · 1930 · age 24
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Leslie Buchanan
Sibling · 1930 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Buchanan
Sibling · 1930 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Albert Buchanan
Sibling · 1930 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
George Buchanan
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 — Philadelphia, Pennsylvania
Open full size
1930 US Federal Census — Philadelphia, Pennsylvania
Page Contents
50 people indexed on this census page (ia:1930:fifteenthcensus00reel2131:0079)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | William O Brisler | 55 | Head | Carpenter | Pennsylvania |
| 2 | Agnes L Brisler | 54 | Wife-H | — | Pennsylvania |
| 3 | Raymond C Mcgeoffrey | 36 | Head | Chauffeur | Pennsylvania |
| 4 | Annie A Mcgeoffrey | 33 | Wife-H | — | Pennsylvania |
| 5 | Isabel Mcgeoffrey | 12 | Daughter | — | Pennsylvania |
| 6 | Louise Mcgeoffrey | 9 | Daughter | — | Pennsylvania |
| 7 | Joseph Mcgeoffrey | 8 | Son | — | Pennsylvania |
| 8 | Raymond Mcgeoffrey | 2 | Son | — | Delaware |
| 9 | Margaret Mcgeoffrey | 1 | Daughter | — | Pennsylvania |
| 10 | Joseph L Kite | 55 | Head | Collector | Pennsylvania |
| 11 | Bessie S Kite | 54 | Wife-H | — | Pennsylvania |
| 12 | Joseph L Jr Kite | 33 | Son | Electrician | Pennsylvania |
| 13 | Julia L Kite | 15 | Daughter | — | Pennsylvania |
| 14 | Joseph W Kite | 5 | Son | — | Pennsylvania |
| 15 | Joseph B Sr Kite | 81 | Father | — | Pennsylvania |
| 16 | Charles Donaghy | 26 | Head | Shipper | Pennsylvania |
| 17 | Margaret Donaghy | 28 | Wife-H | — | New Jersey |
| 18 | Margaret Donaghy | 1 | Daughter | — | Pennsylvania |
| 19 | Robert S Buchanan | 47 | Head | Brick Layer | Pennsylvania |
| 20 | Florence Buchanan | 45 | Wife-H | — | Scotland |
| 21 | William G Buchanan | 24 | Son | Tester | Pennsylvania |
| 22 | Robert G Buchanan | 22 | Son | Leader | Pennsylvania |
| 23 | George Buchanan | 18 | Son | Feeder | Pennsylvania |
| 24 | Richard Buchanan | 15 | Son | Errand Boy | Pennsylvania |
| 25 | Leslie Buchanan | 13 | Son | — | Pennsylvania |
| 26 | John Buchanan THIS PERSON | 11 | Son | — | Pennsylvania |
| 27 | Harry Buchanan | 6 | Son | — | Pennsylvania |
| 28 | Albert Buchanan | 2 | Son | — | Pennsylvania |
| 29 | Samuel P Landgraf | 22 | Head | Floor Layer | Pennsylvania |
| 30 | Florence Landgraf | 20 | Wife-H | — | Pennsylvania |
| 31 | Dolores M Landgraf | 1 | Daughter | — | Pennsylvania |
| 32 | John W Mckelvey | 49 | Head | Retired | Pennsylvania |
| 33 | Clara S Mckelvey | 43 | Wife-H | — | New Jersey |
| 34 | Daniel Frater | 55 | Boarder | Florist | Pennsylvania |
| 35 | Christian G Graf | 52 | Head | Butcher | Germany |
| 36 | Pauline E Graf | 50 | Wife-H | — | Germany |
| 37 | Harold A Graf | 22 | Son | Plumber | Pennsylvania |
| 38 | Emma W Graf | 20 | Daughter | Waitress | Pennsylvania |
| 39 | Andrew W Lesky | 26 | Head | Carpenter | Pennsylvania |
| 40 | Arlene A Lesky | 22 | Wife-H | — | Pennsylvania |
| 41 | Arlene A Lesky | 4 | Daughter | — | Pennsylvania |
| 42 | Andrew W Jr Lesky | 1 | Son | — | Pennsylvania |
| 43 | Thomas J Bowers | 57 | Head | Porter | Pennsylvania |
| 44 | Mary R Bowers | 52 | Wife-H | — | Pennsylvania |
| 45 | Clara S Bowers | 26 | Daughter | Billing Clerk | Pennsylvania |
| 46 | Ruth E Bowers | 14 | Daughter | Printer | Pennsylvania |
| 47 | Margaret Bowers | 9 | Daughter | — | Pennsylvania |
| 48 | Paul Dencer | 25 | Head | Plasterer | Pennsylvania |
| 49 | Lillie J Dencer | 22 | Wife-H | — | Pennsylvania |
| 50 | Thomas P Dencer | 1 | Son | — | Pennsylvania |
Related Census Records
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)