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Mary Lawrence — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Genesee-County, Michigan
Our Model Tree links this Mary Lawrence across the 1920, 1930 and 1940 US Censuses in Genesee-County, Michigan (XGBoost, ~Confirmed) — first a spouse (b.~1893), then head of a 5-person household.
Age 47
b. ~1893
Female
Spouse
Born: Kentucky
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Genesee-County, Michigan |
| Surname | Lawrence |
| Given Name | Mary J. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 47 |
| Marital Status | Married |
| Birthplace | Kentucky |
| 1935 Residence (City) | Flint City |
| 1935 Residence (County) | Genesee |
| Additional Details | |
| Hours Worked | 0 |
| Income (1939) | 0 |
| Highest Grade | Hs 2 |
| 1935 Residence | Same place |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Township / Ward | Flint City |
| Est. Birth Year | ~1893 |
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 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Eleanor Lawrence | Daughter | — | 19 | ~1921 |
| Charlotte Lawrence | Daughter | — | 7 | ~1933 |
| Ruth Lawrence | Daughter | — | 14 | ~1926 |
| Charles Lawrence | Head | — | 47 | ~1893 |
| Mary Lawrence | Spouse | — | 47 | ~1893 |
Census Appearances
1920
Genesee, Michigan
Spouse, age 27
Genesee, Michigan · implied b. ~1893 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lawrence |
| Given Name | Mary E |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 27 |
| Marital Status | Married |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1930
Genesee, Michigan
Spouse, age 37
Genesee, Michigan · implied b. ~1893 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lawrence |
| Given Name | Mary F. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 37 |
| Marital Status | Married |
| Birthplace | Kentucky |
| Age at First Marriage | 19 |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Occupation | Homemaker |
| Can Read/Write | Yes |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1940
Genesee-County, Michigan
Spouse, age 47
Genesee-County, Michigan · implied b. ~1893 — 5 household members
| Surname | Lawrence |
| Given Name | Mary J. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 47 |
| Marital Status | Married |
| Birthplace | Kentucky |
| 1935 Residence (City) | Flint City |
| 1935 Residence (County) | Genesee |
| Hours Worked | 0 |
| Income (1939) | 0 |
| Highest Grade | Hs 2 |
| 1935 Residence | Same place |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
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 Lawrence 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 Lawrence
Spouse · 1940 · age 47 · b. ~1893 · 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 — Genesee-County, Michigan
Open full size
1940 US Federal Census — Genesee-County, Michigan
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01895-00932)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Wyatt Beech | 37 | Head | Checker | Michigan |
| 2 | Elizabeth A. Beech | 28 | Wife | — | Michigan |
| 3 | Paul R. Carl | 44 | Head | Manager | Indiana |
| 4 | Hazel G. Carl | 43 | Wife | Asst Manager | Indiana |
| 5 | Eugene Carl | 23 | Son | Cleaner | Indiana |
| 6 | Edward Cowan | 69 | Father | — | Indiana |
| 7 | Opal G. Reach | 27 | Head | Secretary | Michigan |
| 8 | Jeannine V. Reach | 5 | Daughter | — | Michigan |
| 9 | Celia J. Yanson | 47 | Housekeeper | Housework | Michigan |
| 10 | Caroline Cunningham | 39 | Head | Investigator | Michigan |
| 11 | Helen K. Wilder | 54 | Partner | Investigator | Iowa |
| 12 | George J. Elow | 31 | Head | Auditor | Canada |
| 13 | Rita M. Elow | 19 | Wife | — | Michigan |
| 14 | Nathan C. Nelson | 37 | Head | Patrolman | Iowa |
| 15 | Marie S. Nelson | 35 | Wife | — | Canada |
| 16 | Irene M. Giblin | 59 | Mother in law | — | Michigan |
| 17 | David M. Parker | 22 | Head | Vulcanizer | Michigan |
| 18 | Audrey J. Parker | 18 | Wife | — | Michigan |
| 19 | Elmer S. Black | 34 | Head | Credit Man | Pennsylvania |
| 20 | Margaret E. Black | 30 | Wife | — | Pennsylvania |
| 21 | Mary E. Seymour | 64 | Head | Teacher | Michigan |
| 22 | William R. Burgess | 22 | Head | — | Michigan |
| 23 | Myrtle C. Burgess | 40 | Wife | — | Michigan |
| 24 | Plander G. Cook | 25 | Lodger | Lathe Operator | Michigan |
| 25 | Hazel Owens | 45 | Head | Teacher | Kentucky |
| 26 | Charles W. Lawrence | 47 | Head | Straightener | Kentucky |
| 27 | Mary J. Lawrence THIS PERSON | 47 | Wife | — | Kentucky |
| 28 | Eleanor J. Lawrence | 19 | Daughter | Child Care | Michigan |
| 29 | Ruth M. Lawrence | 14 | Daughter | — | Michigan |
| 30 | Charlotte Lawrence | 7 | Daughter | — | Michigan |
| 31 | Lucille Gaffney | 27 | Head | Nursery Teacher | Michigan |
| 32 | Lucille Gaffney | 5 | Daughter | — | Michigan |
| 33 | Oliver D. Edwards | 58 | Head | Paper Hanger | Michigan |
| 34 | Elizabeth Edwards | 49 | Wife | Paper Hanger | Michigan |
| 35 | Walter W. Hamlin | 28 | Head | Mechanic | Michigan |
| 36 | Emma M. Hamlin | 20 | Wife | Saleslady | Michigan |
| 37 | Fint R. Gerrish | 51 | Head | Handy Man | Michigan |
| 38 | William R. Gerrish | 26 | Son | Machinist | Michigan |
| 39 | Floyd E. Thomas | 47 | Head | Foreman | Michigan |
| 40 | Helen C. Thomas | 45 | Wife | — | Michigan |
Related Census Records
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)