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Mary Murdock — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Walworth-County, Wisconsin
Our Model Tree links this Mary Murdock across the 1930 and 1940 US Censuses in Walworth-County, Wisconsin (XGBoost, ~Confirmed) — first a daughter (b.~1924), then head of a 9-person household.
Age 16
b. ~1924
Female
Daughter
Born: Wisconsin
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Walworth-County, Wisconsin |
| Surname | Murdock |
| Given Name | Mary Jane |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| 1935 Residence (City) | Troy |
| 1935 Residence (County) | Walworth |
| Additional Details | |
| Class of Worker | 0 |
| Hours Worked | 0 |
| Income (1939) | 0 |
| Highest Grade | H 4 |
| 1935 Residence | Wisconsin |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
| Township / Ward | Troy |
| Est. Birth Year | ~1924 |
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 Mary | Age | Birth yr |
|---|---|---|---|---|
| Edgar Cope | Other | — | 26 | ~1914 |
| Faye Murdock | Spouse | — | 39 | ~1901 |
| Mary Murdock | Daughter | — | 16 | ~1924 |
| Shirley Murdock | Daughter | — | 14 | ~1926 |
| Gertrude Murdock | Daughter | — | 6 | ~1934 |
| Robert Murdock | Son | — | 11 | ~1929 |
| Samuel Murdock | Head | — | 43 | ~1897 |
| Jane Murdock | Other | — | 70 | ~1870 |
| Charles Dickman | Other | — | 52 | ~1888 |
Census Appearances
1930
Walworth, Wisconsin
Daughter, age 6
Walworth, Wisconsin · implied b. ~1924 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Murdock |
| Given Name | Mary J |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 6 |
| 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
Walworth-County, Wisconsin
Daughter, age 16
Walworth-County, Wisconsin · implied b. ~1924 — 9 household members
| Surname | Murdock |
| Given Name | Mary Jane |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| 1935 Residence (City) | Troy |
| 1935 Residence (County) | Walworth |
| Class of Worker | 0 |
| Hours Worked | 0 |
| Income (1939) | 0 |
| Highest Grade | H 4 |
| 1935 Residence | Wisconsin |
| 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 Murdock across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Murdock
Daughter · 1940 · age 16 · b. ~1924 · Wisconsin
★ You are viewing this record
Sibling
Robert Murdock
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Gertrude Murdock
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Shirley Murdock
Sibling · 1940 · age 14
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 — Walworth-County, Wisconsin
Open full size
1940 US Federal Census — Walworth-County, Wisconsin
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04531-01017)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Harry Jr. Newbold | 15 | Son | S | Indiana |
| 42 | Barbara Newbold | 13 | Daughter | — | Indiana |
| 43 | Patricia Newbold | 11 | Daughter | — | Indiana |
| 44 | Pauline Newbold | 9 | Daughter | — | Indiana |
| 45 | Georgia Newbold | 6 | Daughter | — | Wisconsin |
| 46 | Ione Murphy | 72 | Head | — | Wisconsin |
| 47 | Elizabeth Murphy | 61 | Sister | Saleslady | Wisconsin |
| 48 | Sarah Farrell | 43 | Lodger | Teaching | Wisconsin |
| 49 | Henry Jones | 55 | Head | Farmer | Wisconsin |
| 50 | Artenella Jones | 60 | Wife | — | Wisconsin |
| 51 | Vernon Jones | 32 | Son | Farm Labor | Wisconsin |
| 52 | Arlene Jones | 34 | Daughter-in-law | — | Wisconsin |
| 53 | Betty Jones | 8 | Granddaughter | — | Wisconsin |
| 54 | Robert Jones | 6 | Grandson | — | Wisconsin |
| 55 | Nancy Jones | 3 | Granddaughter | — | Wisconsin |
| 56 | Francis Johnston | 41 | Head | Farmer | Wisconsin |
| 57 | Alice Johnston | 44 | Wife | — | Wisconsin |
| 58 | Raymond Bartel | 23 | Lodger | Farm Labor | Wisconsin |
| 59 | Samuel L. Murdock | 43 | Head | Farmer | Wisconsin |
| 60 | Faye Murdock | 39 | Wife | — | Wisconsin |
| 61 | Mary Jane Murdock THIS PERSON | 16 | Daughter | — | Wisconsin |
| 62 | Shirley Eliz. Murdock | 14 | Daughter | — | Wisconsin |
| 63 | Robert Murdock | 11 | Son | — | Wisconsin |
| 64 | Gertrude Murdock | 6 | Daughter | — | Wisconsin |
| 65 | Jane Murdock | 70 | Mother | — | Norway |
| 66 | Charles A. Dickman | 52 | Lodger | Farm Labor | Iowa |
| 67 | Edgar Cope | 26 | Lodger | Farm Labor | Wisconsin |
| 68 | Charles Perry | 64 | Head | Farmer | Nebraska |
| 69 | Anastasia Perry | 61 | Wife | — | Wisconsin |
| 70 | Virginia Perry | 17 | Daughter | — | Wisconsin |
| 71 | Daniel Caster | 48 | Lodger | Farm Labor | Holland |
| 72 | Frank W. Kling | 84 | Head | — | Wisconsin |
| 73 | Kate Kling | 76 | Wife | — | Wisconsin |
| 74 | Chester D. Terry | 49 | Head | Farmer | Wisconsin |
| 75 | Prudence Terry | 45 | Wife | — | Wisconsin |
| 76 | Ellsworth Terry | 18 | Son | Farm Labor | Wisconsin |
| 77 | Howard Adsit | 29 | Head | Farmer | Wisconsin |
| 78 | Bernadine Adsit | 25 | Wife | — | Wisconsin |
| 79 | Harold Adsit | 25 | Brother | Farm Labor | Wisconsin |
| 80 | Betty Adsit | 27 | Sister-in-law | — | Wisconsin |
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)