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Mary Blair — 1920 US Census Record
Linked across censuses1920 United States Federal Census · Wayne, Michigan
Our Model Tree links this Mary Blair across the 1920, 1930 and 1940 US Censuses in Wayne, Michigan (XGBoost, ~Confirmed) — first a spouse (b.~1884), then head of a 5-person household.
Age 36
b. ~1884
Female
Spouse
Born: Canada
Married
1920 Census Record Details
| Census Year | 1920 |
| Location | Wayne, Michigan |
| Surname | Blair |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Canada |
| Year of Immigration | 1901 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Canada |
| Mother's Birthplace | Canada |
| Additional Details | |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth Country | Canada |
| Year of Naturalization | 1904 |
| Birthplace (normalized) | canada |
| Township / Ward | Detroit City |
| Est. Birth Year | ~1884 |
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 Mary | Age | Birth yr |
|---|---|---|---|---|
| Madeline Blair | Daughter | — | 15 | ~1905 |
| Geo Blair | Head | — | 37 | ~1883 |
| Violet Joslyn | Other | — | 25 | ~1895 |
| Winfield Joslyn | Other | — | 25 | ~1895 |
| Mary Blair | Spouse | — | 36 | ~1884 |
Census Appearances
1920
Wayne, Michigan
Spouse, age 36
Wayne, Michigan · implied b. ~1884 — 5 household members
| Surname | Blair |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Canada |
| Year of Immigration | 1901 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Canada |
| Mother's Birthplace | Canada |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth Country | Canada |
| Year of Naturalization | 1904 |
| Birthplace (normalized) | canada |
1930
Wayne, Michigan
Spouse, age 44
Wayne, Michigan · implied b. ~1886 — 15 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Blair |
| Given Name | Mabel |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | Canada |
| Naturalization Status | Naturalized |
| Year of Immigration | 1888 |
| Age at First Marriage | 11 |
| Father's Birthplace | Canada |
| Mother's Birthplace | Canada |
| Can Read/Write | Yes |
| Mother Tongue | French |
| Birth Country | Canada |
| Birthplace (normalized) | canada |
1940
Wayne-County, Michigan
Spouse, age 54
Wayne-County, Michigan · implied b. ~1886 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Blair |
| Given Name | Maude E |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 54 |
| Marital Status | Married |
| Birthplace | Canada |
| 1935 Residence (City) | DETROIT |
| 1935 Residence (County) | WAYNE |
| Naturalization Status | Naturalized |
| Income (1939) | 0 |
| Highest Grade | No 5 |
| 1935 Residence | Same place |
| Birth Country | Canada |
| Birthplace (normalized) | canada |
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 Mary Blair across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Mary Blair
Spouse · 1920 · age 36 · b. ~1884 · Michigan
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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 — Wayne, Michigan
Open full size
1920 US Federal Census — Wayne, Michigan
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu813unit:0127)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Ada Bodde | 26 | Wife | — | Michigan |
| 2 | Elaine Bodde | 4 | Daughter | — | Michigan |
| 3 | Wm Smith | 46 | Head | Foreman | Maryland |
| 4 | Hulda Smith | 45 | Wife | — | Germany |
| 5 | Lillian Smith | 20 | Daughter | Stenographer | Michigan |
| 6 | John C Rogers | 35 | Head | Switchman | Ohio |
| 7 | Maud Rogers | 29 | Wife | — | Kansas |
| 8 | Maurice Rogers | 22 | Son | Mechanic | Oklahoma |
| 9 | Nellie Rogers | 20 | Daughter | — | Oklahoma |
| 10 | Geo F Blair | 37 | Head | Conductor | Michigan |
| 11 | Mary Blair THIS PERSON | 36 | Wife | — | Canada |
| 12 | Madeline Blair | 15 | Daughter | — | Canada |
| 13 | Winfield Joslyn | 25 | Lodger | Machinist | New York |
| 14 | Violet Joslyn | 25 | Lodger | — | New York |
| 15 | Henry S Speck | 32 | Head | Salesman | Ohio |
| 16 | Verna Speck | 28 | Wife | — | Michigan |
| 17 | Thomas Speck | 9 | Son | — | Michigan |
| 18 | Robert Speck | 7 | Son | — | Michigan |
| 19 | Velma Speck | 5 | Daughter | — | Michigan |
| 20 | Willard Battles | 27 | Lodger | Fireman | Michigan |
| 21 | Bernice Battles | 28 | Lodger | — | Michigan |
| 22 | Thos B Cochrane | 66 | Head | Book Keeper | Canada |
| 23 | Sarah E Cochrane | 61 | Wife | — | Canada |
| 24 | Minnie Cochrane | 24 | Daughter | Operator | Michigan |
| 25 | James Burton | 52 | Boarder | Puffing Clerk | Canada |
| 26 | Emil Bunde | 42 | Head | Foreman | Germany |
| 27 | Edith Bunde | 35 | Wife | — | Canada |
| 28 | Wilfred Bunde | 8 | Son | — | Michigan |
| 29 | Charles Bunde | 2 | Son | — | Michigan |
| 30 | Jas Ween | 45 | Lodger | Mechanic | Ireland |
| 31 | Eugene Barron | 22 | Lodger | Conductor | Washington |
| 32 | Edith Quazy | 37 | Head | Tool Maker | Massachusetts |
| 33 | Edith Quazy | 29 | Wife | — | New Hampshire |
| 34 | Edith Quazy | 6 | Daughter | — | Michigan |
| 35 | John Garrow | 50 | Roomer | Tool Maker | Canada |
| 36 | Julius Barron | 37 | Roomer | Inspector | Pennsylvania |
| 37 | Jas Howard | 35 | Head | Blacksmith | Poland |
| 38 | Emma Howard | 26 | Wife | — | Michigan |
| 39 | Janet Howard | 2 | Daughter | — | Michigan |
| 40 | Wm Hurst | 22 | Lodger | Mechanic | Michigan |
| 41 | Bruno Paszczynski | 49 | Head | Janitor | Poland |
| 42 | Wladyslawa Paszczynski | 45 | Wife | — | Poland |
| 43 | Leo Runnell | 27 | Head | Sheet Metal Worker | Michigan |
| 44 | Marion Runnell | 24 | Wife | — | Michigan |
| 45 | Marion B Runnell | 1 | Daughter | — | Michigan |
| 46 | Florence Mcclear | 24 | Lodger | Clerk | Michigan |
| 47 | Maud Mcclear | 22 | Lodger | Book Keeper | Michigan |
| 48 | Edward Milton | 40 | Head | Switchman | Pennsylvania |
| 49 | Chas Milton | 30 | Bro | Yardman | Pennsylvania |
| 50 | Gertrude Milton | 26 | Sister | — | 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)