MM
Mary Marsh — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Wexford-County, Michigan
Our Model Tree links this Mary Marsh across the 1930 and 1940 US Censuses in Wexford-County, Michigan (XGBoost, ~Confirmed) — first a daughter (b.~1930), then head of a 8-person household.
Age 10
b. ~1930
Female
Daughter
Born: Michigan
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Wexford-County, Michigan |
| Surname | Marsh |
| Given Name | Mary J. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Cedar Creek Twp |
| 1935 Residence (County) | Wexford |
| Additional Details | |
| Highest Grade | 5 |
| 1935 Residence | Same place |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
| Township / Ward | Cedar Creek Twp |
| Est. Birth Year | ~1930 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Ernest Marsh | Head | — | 55 | ~1885 |
| Delbert Marsh | Son | — | 16 | ~1924 |
| Rosana Hart | Other | — | 68 | ~1872 |
| Beulah Marsh | Daughter | — | 17 | ~1923 |
| Delilah Marsh | Daughter | — | 9 | ~1931 |
| Mary Marsh | Daughter | — | 10 | ~1930 |
| R Marsh | Son | — | 6 | ~1934 |
| Virginia Marsh | Daughter | — | 13 | ~1927 |
Census Appearances
1930
Wexford, Michigan
Daughter, age 1
Wexford, Michigan · implied b. ~1929 — 12 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Marsh |
| Given Name | Mary J. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Michigan |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1940
Wexford-County, Michigan
Daughter, age 10
Wexford-County, Michigan · implied b. ~1930 — 8 household members
| Surname | Marsh |
| Given Name | Mary J. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Cedar Creek Twp |
| 1935 Residence (County) | Wexford |
| Highest Grade | 5 |
| 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 Marsh across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Marsh
Daughter · 1940 · age 10 · b. ~1930 · Michigan
★ You are viewing this record
Sibling
R Marsh
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Delbert Marsh
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Delilah Marsh
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Beulah Marsh
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Virginia Marsh
Sibling · 1940 · age 13
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 — Wexford-County, Michigan
Open full size
1940 US Federal Census — Wexford-County, Michigan
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01838-00323)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Harry J. D. Denel | 52 | Head | Farmer | Michigan |
| 2 | Lou E. Denel | 47 | Wife | — | Michigan |
| 3 | Raymond D. Denel | 22 | Son | Mixing Machine | Michigan |
| 4 | Phillis M. Denel | 9 | Daughter | — | Michigan |
| 5 | Jessie E. Denel | 6 | Daughter | — | Michigan |
| 6 | Hettie Henderson | 59 | Head | Manager | Michigan |
| 7 | Ben J. O. Wood | 55 | Head | Farmer | Michigan |
| 8 | Edith M. Wood | 50 | Wife | Helper | Michigan |
| 9 | Otto Mortensen | 23 | Hired hand | Laborer | Michigan |
| 10 | Howard R. D. Shank | 34 | Head | Laborer | Michigan |
| 11 | Gladys A. Shank | 29 | Wife | — | Canada English |
| 12 | Paul F. Shank | 3 | Son | — | Michigan |
| 13 | William O. Sloth | 73 | Head | Farmer | Germany |
| 14 | Malentha Sloth | 73 | Wife | — | Michigan |
| 15 | Adah Wager | 75 | Head | — | Michigan |
| 16 | Howard O. Wager | 39 | Son | Farmer | Michigan |
| 17 | Virgil Miller | 16 | Hired hand | Laborer | Michigan |
| 18 | Ernest O. Marsh | 55 | Head | — | Michigan |
| 19 | Beulah M. Marsh | 17 | Daughter | — | Michigan |
| 20 | Delbert W. Marsh | 16 | Son | Laborer | Michigan |
| 21 | Virginia J. Marsh | 13 | Daughter | — | Michigan |
| 22 | Mary J. Marsh THIS PERSON | 10 | Daughter | — | Michigan |
| 23 | Delilah D. Marsh | 9 | Daughter | — | Michigan |
| 24 | R. Richard L. Marsh | 6 | Son | — | Michigan |
| 25 | Rosana M. Hart | 68 | Boarder | — | Indiana |
| 26 | Sven G. O. Nyander | 74 | Head | — | Sweden |
| 27 | Anna L. Nyander | 63 | Wife | — | Michigan |
| 28 | Gunnar O. Nelson | 43 | Head | Farmer | Sweden |
| 29 | Esther C. Nelson | 40 | Wife | Helper | Michigan |
| 30 | Kenneth Baldwin | 15 | Hired hand | Laborer | Michigan |
| 31 | Alvin Nelson | 22 | Son | Truck Driver | Michigan |
| 32 | Mabel L. O. Harkness | 57 | Head | Laborer | Michigan |
| 33 | Orlo M. O. Brown | 25 | Head | Laborer | Iowa |
| 34 | Dorothy Brown | 22 | Wife | — | Michigan |
| 35 | Maxine Brown | 4 | Daughter | — | Michigan |
| 36 | Lucille M. Brown | 3 | Daughter | — | Michigan |
| 37 | Victor O. Brown | 0 | Son | — | Michigan |
| 38 | Maria J. O. Dahlgren | 82 | Head | — | Sweden |
| 39 | Richard J. Dahlgren | 45 | Son | Salesman | Michigan |
| 40 | Everett Johnson | 44 | Son-in-law | Painter | Sweden |
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)