MQ
Mary Quinn — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Delta-County, Michigan
Our Model Tree links this Mary Quinn across the 1930 and 1940 US Censuses in Delta-County, Michigan (XGBoost, ~Confirmed) — first a daughter (b.~1922), then head of a 11-person household.
Age 18
b. ~1922
Female
Daughter
Born: Michigan
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Delta-County, Michigan |
| Surname | Quinn |
| Given Name | Mary Mae |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Gladstone |
| 1935 Residence (County) | Delta |
| Additional Details | |
| Industry | 0 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
| Township / Ward | Gladstone |
| Est. Birth Year | ~1922 |
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 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Frances Quinn | Daughter | — | 12 | ~1928 |
| Alice Quinn | Daughter | — | 17 | ~1923 |
| Ann Quinn | Daughter | — | 10 | ~1930 |
| Mary Quinn | Daughter | — | 18 | ~1922 |
| Teresa Quinn | Daughter | — | 14 | ~1926 |
| Frank Quinn | Head | — | 44 | ~1896 |
| Patrick Quinn | Son | — | 15 | ~1925 |
| John Quinn | Son | — | 4 | ~1936 |
| Thomas Quinn | Son | — | 2 | ~1938 |
| James Quinn | Son | — | 7 | ~1933 |
| Tillie Quinn | Spouse | — | 40 | ~1900 |
Census Appearances
1930
Delta, Michigan
Daughter, age 8
Delta, Michigan · implied b. ~1922 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Quinn |
| Given Name | Mary M. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Michigan |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1940
Delta-County, Michigan
Daughter, age 18
Delta-County, Michigan · implied b. ~1922 — 11 household members
| Surname | Quinn |
| Given Name | Mary Mae |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Gladstone |
| 1935 Residence (County) | Delta |
| Industry | 0 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
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 Quinn across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Quinn
Daughter · 1940 · age 18 · b. ~1922 · Michigan
★ You are viewing this record
Sibling
Ann Quinn
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Quinn
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Frances Quinn
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Teresa Quinn
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thomas Quinn
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Patrick Quinn
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alice Quinn
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Quinn
Sibling · 1940 · age 4
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
1940 US Federal Census — Delta-County, Michigan
Open full size
1940 US Federal Census — Delta-County, Michigan
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-01745-00656)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Robert Schram | 14 | son | — | Michigan |
| 42 | Elaine Schram | 10 | daughter | — | Michigan |
| 43 | Anna O Martinson | 58 | wife | — | Finland |
| 44 | Henry Martinson | 58 | head | Carpenter | Finland |
| 45 | Adela Martinson | 22 | daughter | Stenographer | Michigan |
| 46 | Frank A Quinn | 44 | head | Policeman | Michigan |
| 47 | Tillie Quinn | 40 | wife | — | Michigan |
| 48 | Mary Mae Quinn THIS PERSON | 18 | daughter | — | Michigan |
| 49 | Alice Quinn | 17 | daughter | — | Michigan |
| 50 | Patrick Quinn | 15 | son | — | Michigan |
| 51 | Teresa Quinn | 14 | daughter | — | Michigan |
| 52 | Frances Quinn | 12 | daughter | — | Michigan |
| 53 | Ann Rose Quinn | 10 | daughter | — | Michigan |
| 54 | James Quinn | 7 | son | — | Michigan |
| 55 | John Quinn | 4 | son | — | Michigan |
| 56 | Thomas Quinn | 2 | son | — | Michigan |
| 57 | Howard Nebel | 46 | head | Superintendent | Michigan |
| 58 | Mae O Nebel | 44 | wife | — | Canada-Eng |
| 59 | Eileen Nebel | 21 | daughter | Teacher | Michigan |
| 60 | Patricia Nebel | 17 | daughter | — | Michigan |
| 61 | Nan Nebel | 11 | daughter | — | Michigan |
| 62 | Lawrence Nebel | 42 | brother | Veteran Ccc Camp | Michigan |
| 63 | John B Smith | 62 | head | Laborer | Canada-Eng |
| 64 | Vina Q Smith | 64 | wife | — | Michigan |
| 65 | James O Young | 31 | head | Truck Driver | Michigan |
| 66 | Annie Young | 30 | wife | — | Michigan |
| 67 | Robert Young | 12 | son | — | Michigan |
| 68 | Willard Young | 10 | son | — | Michigan |
| 69 | Patricia Young | 6 | daughter | — | Michigan |
| 70 | Wilfred Muneau | 28 | head | Machinist | Michigan |
| 71 | Adeline Muneau | 26 | wife | — | Michigan |
| 72 | Carlton Muneau | 2 | son | — | Michigan |
| 73 | James Muneau | 0 | son | — | Michigan |
| 75 | Maria Johnson | 63 | head | — | Finland |
| 76 | Kurt Campbell | 32 | head | Teacher | Michigan |
| 77 | Violet Campbell | 31 | wife | — | Michigan |
| 78 | Armand Duchesny | 27 | head | Machine Operator | Michigan |
| 79 | Margaret Duchesny | 25 | wife | — | Michigan |
| 80 | Richard Duchesny | 4 | son | — | Michigan |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1940 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)