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John Blair — 1910 US Census Record
Linked across censuses1910 United States Federal Census · Venango, Pennsylvania
Our Model Tree links this John Blair across the 1900 and 1910 US Censuses in Venango, Pennsylvania (XGBoost, ~Confirmed) — first a head (b.~1865), then head of a 10-person household.
Age 45
b. ~1865
Male
Head
Born: Pennsylvania
Married
1910 Census Record Details
| Census Year | 1910 |
| Location | Venango, Pennsylvania |
| Surname | Blair |
| Given Name | John H. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 45 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Years Married | 24 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Additional Details | |
| Occupation | Laborer |
| Industry | Odd jobs |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Laborer |
| Township / Ward | Cranberry Township |
| Est. Birth Year | ~1865 |
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 1910 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Anna Blair | Daughter | — | 17 | ~1893 |
| Hattie Blair | Daughter | — | 14 | ~1896 |
| John Blair | Head | — | 45 | ~1865 |
| John Blair | Son | — | 3 | ~1907 |
| Clarence Blair | Son | — | 7 | ~1903 |
| John Blair | Son | — | 3 | ~1907 |
| Charles Blair | Son | — | 15 | ~1895 |
| Mott Blair | Son | — | 5 | ~1905 |
| Roy Blair | Son | — | 9 | ~1901 |
| Ella Blair | Spouse | — | 41 | ~1869 |
Census Appearances
1900
Venango, Pennsylvania
Head, age 35
Venango, Pennsylvania · implied b. ~1865 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Blair |
| Given Name | John M |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Birth Month | Aug |
| Birth Year | 1865 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Laborer Oil Wells |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1910
Venango, Pennsylvania
Head, age 45
Venango, Pennsylvania · implied b. ~1865 — 10 household members
| Surname | Blair |
| Given Name | John H. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 45 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Years Married | 24 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Laborer |
| Industry | Odd jobs |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| 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 Blair across 2 US Census years (1900 and 1910) in Venango, Pennsylvania, using XGBoost record linkage.
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This person
Anchor record
John Blair
Head · 1910 · age 45 · b. ~1865 · Pennsylvania
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1910 US Federal Census — Venango, Pennsylvania
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1910 US Federal Census — Venango, Pennsylvania
Page Contents
51 people indexed on this census page (ia:1910:13thcensus1910po1423unit:0691)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | L. Kera | 8 | Daughter | — | Pennsylvania |
| 52 | P. Braden | 4 | Son | — | Pennsylvania |
| 53 | L. Dorothy | 2 | Daughter | — | Pennsylvania |
| 54 | L. Isabel | 0 | Son | — | Pennsylvania |
| 55 | Frederick A. Burkhart | 49 | Head | Farmer | South Germany |
| 56 | Sarah J. Burkhart | 38 | Wife | — | Pennsylvania |
| 57 | Ruth L. Burkhart | 16 | Daughter | Milliner | Pennsylvania |
| 58 | Teresa J. Boyle | 65 | Head | Milliner | Pennsylvania |
| 59 | Clara C. Mccullough | 47 | Head | — | Pennsylvania |
| 60 | Euphrasia J. Mccullough | 15 | Daughter | — | Pennsylvania |
| 61 | Arthur C. Haller | 33 | Head | Farmer | Pennsylvania |
| 62 | Mamie P. Haller | 26 | Wife | — | Pennsylvania |
| 63 | Ester M. Haller | 2 | Daughter | — | Pennsylvania |
| 64 | Clarence C. Haller | 29 | Brother | Laborer | Pennsylvania |
| 65 | Samuel B. Dickson | 55 | Head | Oil Producer | Pennsylvania |
| 66 | Martha G. Dickson | 56 | Wife | — | Pennsylvania |
| 67 | Richard S. Dickson | 27 | Son | Oil Producer | Pennsylvania |
| 68 | William O. Rhodes | 40 | Head | Farmer | Pennsylvania |
| 69 | Ruth K. Rhodes | 38 | Wife | — | Pennsylvania |
| 70 | Edna B. Rhodes | 17 | Daughter | — | Pennsylvania |
| 71 | Irene E. Rhodes | 15 | Daughter | — | Pennsylvania |
| 72 | Twila M. Rhodes | 13 | Daughter | — | Pennsylvania |
| 73 | Costin A. Rhodes | 43 | Head | Farmer | Pennsylvania |
| 74 | Annie M. Rhodes | 41 | Wife | — | Ger. German |
| 75 | Ellie E. Rhodes | 20 | Daughter | — | Pennsylvania |
| 76 | Millie C. Rhodes | 19 | Daughter | — | Pennsylvania |
| 77 | Ava M. Rhodes | 15 | Daughter | — | Pennsylvania |
| 78 | Freda J. Rhodes | 11 | Daughter | — | Pennsylvania |
| 79 | Charles D. Baker | 29 | Head | Pumper | Pennsylvania |
| 80 | Mary A. Baker | 25 | Wife | — | Pennsylvania |
| 81 | Isabelle S. Baker | 0 | Daughter | — | Pennsylvania |
| 82 | William A. Hughes | 49 | Head | Driller | Pennsylvania |
| 83 | Mary E. Hughes | 45 | Wife | — | Pennsylvania |
| 84 | Donald K. Hughes | 15 | Son | — | Pennsylvania |
| 85 | James B. Henderhot | 74 | Head | — | Pennsylvania |
| 86 | Eliza A. Henderhot | 68 | Wife | — | Pennsylvania |
| 87 | Albert Henderhot | 44 | Son | Farmer | Pennsylvania |
| 88 | Katie S. Henderhot | 39 | Daughter | — | Pennsylvania |
| 89 | Harry E. Henderhot | 34 | Son | Tool Dresser | Pennsylvania |
| 90 | William O. Henderhot | 32 | Son | — | Pennsylvania |
| 91 | Plumer R. Manson | 11 | Grand Son | — | Pennsylvania |
| 92 | John H. Blair THIS PERSON | 45 | Head | Laborer | Pennsylvania |
| 93 | Ella M. Blair | 41 | Wife | — | Pennsylvania |
| 94 | Anna S. Blair | 17 | Daughter | — | Pennsylvania |
| 95 | Hattie T. Blair | 14 | Daughter | — | Pennsylvania |
| 96 | Charles E. Blair | 15 | Son | — | Pennsylvania |
| 97 | Roy B. Blair | 9 | Son | — | Pennsylvania |
| 98 | Clarence M. Blair | 7 | Son | — | Pennsylvania |
| 99 | Mott G. Blair | 5 | Son | — | Pennsylvania |
| 100 | John C. Blair | 3 | Son | — | Pennsylvania |
| 101 | John C. Blair | 3 | Son | — | Pennsylvania |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1910 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)