MH
Mary Holland — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Wayne-County, Michigan
Our Model Tree links this Mary Holland across the 1920, 1930 and 1940 US Censuses in Wayne-County, Michigan (XGBoost, ~Confirmed) — first a spouse (b.~1888), then head of a 4-person household.
Age 52
b. ~1888
Female
Spouse
Born: England
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Wayne-County, Michigan |
| Surname | Holland |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 52 |
| Marital Status | Married |
| Birthplace | England |
| 1935 Residence (City) | Detroit |
| 1935 Residence (County) | Wayne |
| Naturalization Status | Naturalized |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | No 5 |
| 1935 Residence | Same place |
| Birth Country | England |
| Birthplace (normalized) | england |
| Township / Ward | Detroit |
| Est. Birth Year | ~1888 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Robert Holland | Head | — | 50 | ~1890 |
| Arthur Holland | Son | — | 19 | ~1921 |
| Roland Holland | Son | — | 20 | ~1920 |
| Mary Holland | Spouse | — | 52 | ~1888 |
Census Appearances
1920
Oakland, Michigan
Spouse, age 31
Oakland, Michigan · implied b. ~1889 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Holland |
| Given Name | Margaret |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | England |
| Year of Immigration | 1911 |
| Naturalization Status | First papers filed |
| Father's Birthplace | England |
| Mother's Birthplace | England |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth Country | England |
| Birthplace (normalized) | england |
1930
Wayne, Michigan
Spouse, age 42
Wayne, Michigan · implied b. ~1888 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Holland |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | England |
| Naturalization Status | Naturalized |
| Year of Immigration | 1911 |
| Age at First Marriage | 23 |
| Father's Birthplace | England |
| Mother's Birthplace | England |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Veteran | No |
| Birth Country | England |
| Birthplace (normalized) | england |
1940
Wayne-County, Michigan
Spouse, age 52
Wayne-County, Michigan · implied b. ~1888 — 4 household members
| Surname | Holland |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 52 |
| Marital Status | Married |
| Birthplace | England |
| 1935 Residence (City) | Detroit |
| 1935 Residence (County) | Wayne |
| Naturalization Status | Naturalized |
| Income (1939) | 0 |
| Highest Grade | No 5 |
| 1935 Residence | Same place |
| Birth Country | England |
| Birthplace (normalized) | england |
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 Holland across 3 US Census years (1920, 1930 and 1940) in 3 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Holland
Spouse · 1940 · age 52 · b. ~1888 · Michigan
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Wayne-County, Michigan
Open full size
1940 US Federal Census — Wayne-County, Michigan
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01870-00483)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Charles Potter | 58 | Head | Carpenter | Canada-English |
| 42 | Agnes Potter | 51 | Wife | — | Ireland |
| 43 | David Potter | 23 | Son | Cook | Canada-English |
| 44 | Mary Potter | 22 | Daughter | Checker | Canada-English |
| 45 | Bernadette Potter | 20 | Daughter | Clerk | Canada-English |
| 46 | Frederick Bayliss | 49 | Head | Printer | Canada-English |
| 47 | Ruth Bayliss | 35 | Wife | — | Canada-English |
| 48 | Harry Reese | 46 | Head | Millwright | Michigan |
| 49 | Dorothy Reese | 37 | Wife | — | Michigan |
| 50 | Jean Reese | 18 | Daughter | New Worker | Michigan |
| 51 | Francis Reese | 16 | Son | — | Michigan |
| 52 | Harry Jr. Reese | 13 | Son | — | Michigan |
| 53 | David Reese | 2 | Son | — | Michigan |
| 54 | Martin L. Mcgowan | 49 | Head | Service Dept. | Ireland |
| 55 | Mildred Mcgowan | 33 | Wife | — | Ohio |
| 56 | Thomas J. Salomon | 60 | Head | Tool Designer | Ohio |
| 57 | Nora M. Salomon | 57 | Wife | — | Ohio |
| 58 | Bessie Salomon | 36 | Daughter | Admission Cashier | Ohio |
| 59 | Dora L. Salomon | 32 | Daughter | Welder | Ohio |
| 60 | Evan Salomon | 32 | Son | — | Michigan |
| 61 | Phyllis Salomon | 33 | Daughter in law | — | England |
| 62 | William J. Mcgowan | 53 | Head | Transit Inspector | Canada-English |
| 63 | Martha Mcgowan | 45 | Wife | — | Illinois |
| 64 | Harry F. Barker | 33 | Head | Fireman | Michigan |
| 65 | Anne Barker | 29 | Wife | — | Canada-French |
| 66 | H. Thomas Barker | 11 | Son | — | Michigan |
| 67 | Marna Barker | 9 | Daughter | — | Michigan |
| 68 | Joseph Barker | 7 | Son | — | Michigan |
| 69 | William Barker | 5 | Son | — | Michigan |
| 70 | Robert Holland | 50 | Head | Bricklayer | England |
| 71 | Mary Holland THIS PERSON | 52 | Wife | — | England |
| 72 | Roland Holland | 20 | Son | Apprentice Bricklayer | Canada-English |
| 73 | Arthur Holland | 19 | Son | Apprentice Bricklayer | Canada-English |
| 74 | Edward Norton | 73 | Head | — | Oregon |
| 75 | Askine Norton | 48 | Wife | Forelady | Scotland |
| 76 | George Snowden | 55 | Head | Trucker | Kentucky |
| 77 | Viola Snowden | 46 | Wife | — | Kentucky |
| 78 | Raphael Snowden | 25 | Son | Stage Hand | Canada-English |
| 79 | Ruth Snowden | 18 | Daughter | New Worker | Michigan |
| 80 | Cora Miller | 66 | Mother in law | — | Kentucky |
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)