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Mary Lawrence — 1940 US Census Record
Model Tree available1940 United States Federal Census · Eau-Claire-County, Wisconsin
Our Model Tree links this Mary Lawrence across the 1920, 1930 and 1940 US Censuses in Eau-Claire-County, Wisconsin (XGBoost, ~Confirmed), with identified parents Edwin & Edward — first a daughter (b.~1919), then head of a 8-person household.
Age 21
b. ~1919
Female
Daughter
Born: Wisconsin
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Eau-Claire-County, Wisconsin |
| Surname | Lawrence |
| Given Name | Mary Jane |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| 1935 Residence (City) | Eau Claire City |
| 1935 Residence (County) | Eau Claire |
| Additional Details | |
| Occupation | Fountain Mgr. |
| Industry | Tea room |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 672 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
| Occupation | Fountain Mgr. |
| Township / Ward | Eau Claire City |
| Est. Birth Year | ~1919 |
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 |
|---|---|---|---|---|
| Mary Lawrence | Daughter | — | 21 | ~1919 |
| Winifred Lawrence | Daughter | — | 32 | ~1908 |
| Edwin Lawrence | Head | — | 57 | ~1883 |
| Eugene Lawrence | Son | — | 12 | ~1928 |
| Gerald Lawrence | Son | — | 18 | ~1922 |
| Alvin Lawrence | Son | — | 28 | ~1912 |
| Charles Lawrence | Son | — | 24 | ~1916 |
| Helen Lawrence | Spouse | — | 56 | ~1884 |
Census Appearances
1920
Eau Claire, …
Daughter, age 1
Eau Claire, Wisconsin · implied b. ~1919 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lawrence |
| Given Name | Mary Jane |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| Father's Birthplace | Wisconsin |
| Mother's Birthplace | Wisconsin |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
1930
Eau Claire, …
Daughter, age 11
Eau Claire, Wisconsin · implied b. ~1919 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lawrence |
| Given Name | Mary J. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| Father's Birthplace | Wisconsin |
| Mother's Birthplace | Wisconsin |
| Can Read/Write | Yes |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
1940
Eau-Claire-County, Wisconsin
Daughter, age 21
Eau-Claire-County, Wisconsin · implied b. ~1919 — 8 household members
| Surname | Lawrence |
| Given Name | Mary Jane |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| 1935 Residence (City) | Eau Claire City |
| 1935 Residence (County) | Eau Claire |
| Occupation | Fountain Mgr. |
| Industry | Tea room |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 672 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
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. Identified parents: father Edwin Lawrence (~0.92 confidence) and father Edward Lawrence (~0.92 confidence) and mother Helen Lawrence (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Edwin Lawrence
b. ~1883
Source father
● Household
· direct · ~0.92
Father
Edward Lawrence
b. ~1883
Source father
● Household
· direct · ~0.92
Mother
Helen Lawrence
b. ~1884
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Mary Lawrence
Daughter · 1940 · age 21 · b. ~1919 · Wisconsin
★ You are viewing this record
Sibling
Winifred Lawrence
Sibling · 1940 · age 32
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Eugene Lawrence
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alvin Lawrence
Sibling · 1940 · age 28
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charles Lawrence
Sibling · 1940 · age 24
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Gerald Lawrence
Sibling · 1940 · age 18
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 — Eau-Claire-County, Wisconsin
Open full size
1940 US Federal Census — Eau-Claire-County, Wisconsin
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04477-00516)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Hankey | 3 | son | — | Wisconsin |
| 42 | Hazel Lockrem | 28 | head | — | Wisconsin |
| 43 | Ronald Lockrem | 6 | son | — | Wisconsin |
| 44 | George Wagner | 42 | head | Any Work | Wisconsin |
| 45 | Wilma Wagner | 26 | wife | — | Wisconsin |
| 46 | Edwin E. Lawrence | 57 | head | Gas Station Att. | Wisconsin |
| 47 | Helen Lawrence | 56 | wife | — | Wisconsin |
| 48 | Winifred Lawrence | 32 | daughter | — | Wisconsin |
| 49 | Alvin Lawrence | 28 | son | Operating Press | Wisconsin |
| 50 | Charles Lawrence | 24 | son | Clerk | Wisconsin |
| 51 | Mary Jane Lawrence THIS PERSON | 21 | daughter | Fountain Mgr. | Wisconsin |
| 52 | Gerald Lawrence | 18 | son | Truck Driver | Wisconsin |
| 53 | Eugene Lawrence | 12 | son | — | Wisconsin |
| 54 | Thomas Jas. Allen | 31 | head | Call Boy | Minnesota |
| 55 | Audrey Allen | 25 | wife | — | Wisconsin |
| 56 | Thomas Allen | 6 | son | — | Wisconsin |
| 57 | Barbara Allen | 3 | daughter | — | Wisconsin |
| 58 | Charlotte Welch | 52 | mother-in-law | — | Wisconsin |
| 59 | Thomas Allen | 69 | head | Bus Inspector | Iowa |
| 60 | Leo Allen | 39 | son | Bar Tender | Wisconsin |
| 61 | Ruth Allen | 30 | daughter | Stenographer | Minnesota |
| 62 | Ella Branshaw | 50 | head | — | Wisconsin |
| 63 | Emery Branshaw | 24 | son | Truck Driver | Wisconsin |
| 64 | Gerald Branshaw | 22 | son | Sheet Metal | Wisconsin |
| 65 | Glen Dora Branshaw | 20 | daughter | Nurse Maid | Wisconsin |
| 66 | Frederick Branshaw | 17 | son | — | Wisconsin |
| 67 | Ronald Branshaw | 14 | son | — | Wisconsin |
| 68 | Dewey Sorenson | 42 | head | Curing Tires | Wisconsin |
| 69 | Edna Sorenson | 32 | wife | — | Wisconsin |
| 70 | Lorraine Sorenson | 14 | daughter | — | Wisconsin |
| 71 | Roger Sorenson | 9 | son | — | Wisconsin |
| 72 | Dona Sorenson | 7 | daughter | — | Wisconsin |
| 73 | Sam Vance | 52 | head | Ice Cream Maker | Wisconsin |
| 74 | Adie Vance | 63 | wife | — | Minnesota |
| 75 | William Beacher | 60 | head | Carpenter | Wisconsin |
| 76 | Ida Beacher | 54 | wife | — | Wisconsin |
| 77 | Mathilda Poter | 76 | head | — | Wisconsin |
| 78 | James Barnhart | 72 | head | — | Illinois |
| 79 | Jelmer Olson | 27 | head | Carpenter | Wisconsin |
| 80 | Elouise Olson | 22 | wife | — | Wisconsin |
Related Census Records
Pedigree Summary
Mary + 5 siblings
Gen 1 · 3 parents
~0.92
Max depth 4 (1900–1950 window)
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)