MP
Margaret Parker — 1940 US Census Record
Linked across censuses1940 United States Federal Census · St.-Clair-County, Michigan
Our Model Tree links this Margaret Parker across the 1930 and 1940 US Censuses in St.-Clair-County, Michigan (XGBoost, ~Confirmed) — first a spouse (b.~1912), then head of a 9-person household.
Age 28
b. ~1912
Female
Spouse
Born: Michigan
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | St.-Clair-County, Michigan |
| Surname | Parker |
| Given Name | Margaret A. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 28 |
| Marital Status | Married |
| Birthplace | Michigan |
| 1935 Residence (City) | W. Huron Ave. |
| 1935 Residence (County) | St. Clair |
| Additional Details | |
| Highest Grade | 8 |
| 1935 Residence | Same Place |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
| Township / Ward | W Huron Ave |
| Est. Birth Year | ~1912 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Margaret | Age | Birth yr |
|---|---|---|---|---|
| Joyce Parker | Daughter | — | 10 | ~1930 |
| Marilyn Parker | Daughter | — | 5 | ~1935 |
| Linda Parker | Daughter | — | 1 | ~1939 |
| Leonard Parker | Head | — | 32 | ~1908 |
| Thomas Parker | Son | — | 3 | ~1937 |
| James Parker | Son | — | 6 | ~1934 |
| Robert Parker | Son | — | 6 | ~1934 |
| Leonard Parker | Son | — | 8 | ~1932 |
| Margaret Parker | Spouse | — | 28 | ~1912 |
Census Appearances
1930
St Clair, …
Daughter, age 18
St Clair, Michigan · implied b. ~1912 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Parker |
| Given Name | Margaret L. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 18 |
| Marital Status | Married |
| Birthplace | Michigan |
| Age at First Marriage | 16 |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Michigan |
| Can Read/Write | Yes |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1940
St.-Clair-County, Michigan
Spouse, age 28
St.-Clair-County, Michigan · implied b. ~1912 — 9 household members
| Surname | Parker |
| Given Name | Margaret A. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 28 |
| Marital Status | Married |
| Birthplace | Michigan |
| 1935 Residence (City) | W. Huron Ave. |
| 1935 Residence (County) | St. Clair |
| Highest Grade | 8 |
| 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 Margaret Parker across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Margaret Parker
Spouse · 1940 · age 28 · b. ~1912 · 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 — St.-Clair-County, Michigan
Open full size
1940 US Federal Census — St.-Clair-County, Michigan
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01816-00741)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Hubert Smith | 8 | son | — | Michigan |
| 42 | Janice Smith | 1 | Daughter | — | Michigan |
| 43 | Ernest S. Wismer | 79 | Head | Pension | Michigan |
| 44 | Ida Wismer | 77 | Wife | Pension | Michigan |
| 45 | Frederick Maidelich | 68 | Head | Pension | Michigan |
| 46 | Mable Maidelich | 60 | Wife | Pension | Michigan |
| 47 | Fredrick Helwig | 13 | Grandson | — | Michigan |
| 48 | Frank Helwig | 10 | Grandson | — | Michigan |
| 49 | Wesley S. Barry | 45 | Head | Bleacher | Michigan |
| 50 | Mildred O. Barry | 40 | Wife | Labor | Michigan |
| 51 | Helen Barry | 18 | Daughter | — | Michigan |
| 52 | Wesley Jr. Barry | 16 | son | — | Michigan |
| 53 | Caroline Barry | 75 | Daughter | — | Michigan |
| 54 | John May | 36 | Head | Electrician | Michigan |
| 55 | Marion May | 34 | Wife | Operator | Michigan |
| 56 | Malcone May | 3 | son | — | Michigan |
| 57 | Enid Fleming | 18 | Maid | Maid | Michigan |
| 58 | Russell May Honey | 43 | Head | Labor | Michigan |
| 59 | Anna May Honey | 37 | Wife | — | Michigan |
| 60 | Lester H. May Honey | 17 | son | — | Michigan |
| 61 | Eva May Honey | 14 | Daughter | — | Michigan |
| 62 | Nancy May Honey | 11 | Daughter | — | Michigan |
| 63 | John Zimmer | 68 | Head | Farmer | Michigan |
| 64 | Agnes Zimmer | 65 | Wife | — | Michigan |
| 65 | Frank Zimmer | 21 | son | Millwright | Michigan |
| 66 | Leonard H. Parker | 32 | Head | Clerk | Michigan |
| 67 | Margaret A. Parker THIS PERSON | 28 | Wife | — | Michigan |
| 68 | Joyce Parker | 10 | Daughter | — | Michigan |
| 69 | Leonard Jr. Parker | 8 | son | — | Michigan |
| 70 | James Parker | 6 | son | — | Michigan |
| 71 | Robert Parker | 6 | son | — | Michigan |
| 72 | Marilyn Parker | 5 | Daughter | — | Michigan |
| 73 | Thomas Parker | 3 | son | — | Michigan |
| 74 | Linda Parker | 1 | Daughter | — | Michigan |
| 75 | Otto L. Sr. Limberg | 59 | Head | Retired Farmer | Germany |
| 76 | Alice Limberg | 58 | Wife | — | Canada |
| 77 | James Limberg | 21 | son | Watchman | Michigan |
| 78 | Otto Jr. Limberg | 33 | Head | Engineer | Michigan |
| 79 | Ruth H. Limberg | 33 | Wife | — | Michigan |
| 80 | Kathleen Limberg | 2 | Daughter | — | 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)