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William Blair — 1920 US Census Record
Linked across censuses1920 United States Federal Census · Mercer, Pennsylvania
Our Model Tree links this William Blair across the 1900, 1910 and 1920 US Censuses in Mercer, Pennsylvania (XGBoost, ~Confirmed) — first a head (b.~1860), then head of a 5-person household.
Age 60
b. ~1860
Male
Head
Born: Pennsylvania
Married
1920 Census Record Details
| Census Year | 1920 |
| Location | Mercer, Pennsylvania |
| Surname | Blair |
| Given Name | William H |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 60 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Additional Details | |
| Occupation | Carpenter |
| Industry | Railroad |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | F |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Year of Naturalization | O |
| Birthplace (normalized) | pennsylvania |
| Occupation | Carpenter |
| Township / Ward | Greenville Borough |
| Est. Birth Year | ~1860 |
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.
5 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Alice Blair | Daughter | — | 25 | ~1895 |
| William Blair | Head | — | 60 | ~1860 |
| Hannah Stockholm | Other | — | 70 | ~1850 |
| Clarence Blair | Other | — | 5 | ~1915 |
| Elizabeth Blair | Spouse | — | 60 | ~1860 |
Census Appearances
1900
Mercer, Pennsylvania
Other, age 44
Mercer, Pennsylvania · implied b. ~1856 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Blair |
| Given Name | William W |
| Relationship to Head | Brother in law |
| Sex | M |
| Color / Race | White |
| Age | 44 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Birth Month | Mar |
| Birth Year | 1856 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Farm Labor |
| Can Read | Yes |
| Can Write | No |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1910
Mercer, Pennsylvania
Other, age 50
Mercer, Pennsylvania · implied b. ~1860 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Blair |
| Given Name | William |
| Relationship to Head | Boarder |
| Sex | M |
| Color / Race | White |
| Age | 50 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Farm Laborer |
| Industry | General Farm |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1920
Mercer, Pennsylvania
Head, age 60
Mercer, Pennsylvania · implied b. ~1860 — 5 household members
| Surname | Blair |
| Given Name | William H |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 60 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Carpenter |
| Industry | Railroad |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | F |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Year of Naturalization | O |
| 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 William Blair across 3 US Census years (1900, 1910 and 1920) in Mercer, Pennsylvania, using XGBoost record linkage.
Show:
This person
Anchor record
William Blair
Head · 1920 · age 60 · b. ~1860 · Pennsylvania
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1920 US Federal Census — Mercer, Pennsylvania
Open full size
1920 US Federal Census — Mercer, Pennsylvania
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu1603unit:0113)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | John Mcconnell | 43 | Head | Foreman | Pennsylvania |
| 2 | Pearl Mcconnell | 40 | Wife | — | Pennsylvania |
| 3 | Robert Mcconnell | 16 | Son | — | Pennsylvania |
| 4 | Howard Mcconnell | 8 | Son | — | Pennsylvania |
| 5 | William Fisher | 53 | Head | — | Pennsylvania |
| 6 | Minnie Fisher | 54 | Wife | Merchant | Pennsylvania |
| 7 | William Trezona | 29 | Head | Salesman | Colorado |
| 8 | Jessie Trezona | 25 | Wife | — | Pennsylvania |
| 9 | Nedra E Trezona | 0 | Daughter | — | Pennsylvania |
| 10 | Guy Trezona | 25 | Brother | Partner | Colorado |
| 11 | James Cook | 59 | Head | Boilermaker | Pennsylvania |
| 12 | Rose Cook | 52 | Wife | — | Pennsylvania |
| 13 | Dorothy Cook | 17 | Daughter | — | Pennsylvania |
| 14 | Albert J Davis | 33 | Head | Tool-Maker | Pennsylvania |
| 15 | Florence Davis | 31 | Wife | — | Pennsylvania |
| 16 | James Davis | 3 | Son | — | Pennsylvania |
| 17 | James Mcquown | 25 | Brother | Printer | Pennsylvania |
| 18 | Ruth Mcquown | 25 | Sister | Stenographer | Pennsylvania |
| 19 | Worth Titzel | 33 | Head | Partner | Pennsylvania |
| 20 | Belle Titzel | 30 | Wife | — | Pennsylvania |
| 21 | Robert W Titzel | 2 | Son | — | Pennsylvania |
| 22 | Wayne S Titzel | 0 | Son | — | Pennsylvania |
| 23 | Robert Y Bagnall | 50 | Head | Chilton Packer | Pennsylvania |
| 24 | Edith R Bagnall | 50 | Wife | — | Pennsylvania |
| 25 | Margaret Caldwell | 62 | Head | — | Pennsylvania |
| 26 | Fred Lions | 50 | Son-in-law | — | Pennsylvania |
| 27 | Florence Lions | 37 | Daughter | Teacher | Pennsylvania |
| 28 | Clarence M Snyder | 35 | Head | Labourer | Pennsylvania |
| 29 | Irene Snyder | 23 | Wife | — | Pennsylvania |
| 30 | Dorothy Louise Snyder | 1 | Daughter | — | Pennsylvania |
| 31 | Gerald Campbell | 22 | Head | Laborer | Pennsylvania |
| 32 | Elda Campbell | 18 | Wife | — | Pennsylvania |
| 33 | Cora Sankey | 48 | Head | Laborer | Pennsylvania |
| 34 | Cynthia Sankey | 65 | Sister | — | Pennsylvania |
| 35 | John M Cottrell | 58 | Head | Labourer | Pennsylvania |
| 36 | Mary Cottrell | 34 | Wife | — | Pennsylvania |
| 37 | Henry Cottrell | 15 | Son | — | Pennsylvania |
| 38 | William H Blair THIS PERSON | 60 | Head | Carpenter | Pennsylvania |
| 39 | Elizabeth Blair | 60 | Wife | — | Pennsylvania |
| 40 | Alice Blair | 25 | Daughter | — | Pennsylvania |
| 41 | Clarence E Blair | 5 | Grand-son | — | Pennsylvania |
| 42 | Hannah Stockholm | 70 | Sister-in-law | — | Pennsylvania |
| 43 | Jessie B Fitch | 57 | Head | Yes | New York |
| 44 | Jessie F Fitch | 30 | Daughter | — | New York |
| 45 | William H Scott | 62 | Head | — | Pennsylvania |
| 46 | Florence E Scott | 48 | Wife | — | Pennsylvania |
| 47 | Robert A Scott | 17 | Son | Car Man | Pennsylvania |
| 48 | George V Taylor | 38 | Head | Carpenter | Pennsylvania |
| 49 | Josephine Taylor | 31 | Wife | — | Pennsylvania |
| 50 | Harry D Taylor | 13 | Son | — | Pennsylvania |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1920 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)