MM
Mary Murdock — 1920 US Census Record
Linked across censuses1920 United States Federal Census · Los Angeles, California
Our Model Tree links this Mary Murdock across the 1920 and 1930 US Censuses in Los Angeles, California (XGBoost, ~Confirmed) — first a spouse (b.~1863), then head of a 6-person household.
Age 57
b. ~1863
Female
Spouse
Born: Scotland
Married
1920 Census Record Details
| Census Year | 1920 |
| Location | Los Angeles, California |
| Surname | Murdock |
| Given Name | Mary B |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 57 |
| Marital Status | Married |
| Birthplace | Scotland |
| Year of Immigration | 1882 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Scotland |
| Additional Details | |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth Country | Scotland |
| Year of Naturalization | 1887 |
| Birthplace (normalized) | scotland |
| Township / Ward | Los Angeles City |
| Est. Birth Year | ~1863 |
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.
6 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| William Murdock | Son | — | 19 | ~1901 |
| Lois Murdock | Daughter | — | 15 | ~1905 |
| Dorothy Murdock | Daughter | — | 16 | ~1904 |
| Margaret Murdock | Daughter | — | 17 | ~1903 |
| Duncan Murdock | Head | — | 61 | ~1859 |
| Mary Murdock | Spouse | — | 57 | ~1863 |
Census Appearances
1920
Los Angeles, …
Spouse, age 57
Los Angeles, California · implied b. ~1863 — 6 household members
| Surname | Murdock |
| Given Name | Mary B |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 57 |
| Marital Status | Married |
| Birthplace | Scotland |
| Year of Immigration | 1882 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Scotland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth Country | Scotland |
| Year of Naturalization | 1887 |
| Birthplace (normalized) | scotland |
1930
Los Angeles, …
Other, age 68
Los Angeles, California · implied b. ~1862 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Murdoch |
| Given Name | Mary B. |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | White |
| Age | 68 |
| Marital Status | Married |
| Birthplace | Scotland |
| Naturalization Status | Naturalized |
| Year of Immigration | 1895 |
| Age at First Marriage | 22 |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Scotland |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
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 (1920 and 1930) in Los Angeles, California, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Murdock
Spouse · 1920 · age 57 · b. ~1863 · California
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1920 US Federal Census — Los Angeles, California
Open full size
1920 US Federal Census — Los Angeles, California
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu110unit:0353)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Hazel C Dase | 19 | Daughter | Telephone Opr | California |
| 52 | Edward Mclaughlin | 50 | Head | Stage Carpenter | Ohio |
| 53 | Eva V Mclaughlin | 44 | Wife | — | Pennsylvania |
| 54 | Robert W Mclaughlin | 19 | Son | Stage Carpenter | Pennsylvania |
| 55 | Kenneth C Mclaughlin | 13 | Son | — | California |
| 56 | V Pauline Mclaughlin | 2 | Daughter | — | California |
| 57 | Ira R Land | 35 | Head | Brakeman | Kansas |
| 58 | Sarah E Land | 29 | Wife | — | California |
| 59 | Ida M Miller | 36 | Boarder | Cashier | Michigan |
| 60 | William F Perry | 59 | Head | Carpenter | Ohio |
| 61 | Rachel T Perry | 53 | Wife | — | Kansas |
| 62 | Robert W Perry | 14 | Son | — | Kansas |
| 63 | Albert T Perry | 45 | Head | Ice Carrier | Kansas |
| 64 | Margaret Perry | 40 | Wife | — | Indiana |
| 65 | Ross T Clifton | 27 | Head | Mechanic | California |
| 66 | Edna C Clifton | 22 | Wife | Saleslady | Colorado |
| 67 | John A Mcelroy | 32 | Head | Clerk | North Dakota |
| 68 | Anna C Mcelroy | 34 | Wife | — | Minnesota |
| 69 | John A Mcelroy | 4 | Son | — | North Dakota |
| 70 | Emma E Cumming | 61 | Head | Teacher | Kansas |
| 71 | Annie L Roberts | 75 | Head | — | Iowa |
| 72 | Clarence J Kirkpatrick | 35 | Head | Wearing Apparel | Ohio |
| 73 | Susan P Kirkpatrick | 34 | Wife | — | Ohio |
| 74 | Catharine Kirkpatrick | 6 | Daughter | — | California |
| 75 | William W Anderson | 60 | Head | Laborer | Indiana |
| 76 | Eliza L Anderson | 56 | Wife | — | Illinois |
| 77 | Jacob L Anderson | 37 | Head | Letter Carrier | Illinois |
| 78 | Alice P Anderson | 36 | Wife | — | Ohio |
| 79 | William P Anderson | 12 | Son | — | California |
| 80 | Mary L Anderson | 10 | Daughter | — | California |
| 81 | H Kathryn Anderson | 9 | Daughter | — | California |
| 82 | Jack H Scott | 25 | Head | Machinist | New York |
| 83 | Esther V Scott | 24 | Wife | — | California |
| 84 | Elizabeth Henderson | 43 | Head | — | Scotland |
| 85 | Parker Henderson | 17 | Son | — | Scotland |
| 86 | Margaret B Henderson | 13 | Daughter | — | California |
| 87 | Elsie E Henderson | 10 | Daughter | — | California |
| 88 | Hiram V Strole | 52 | Head | Salesman | Illinois |
| 89 | Daisy V Strole | 47 | Wife | — | Kansas |
| 90 | Enid M Strole | 16 | Daughter | — | California |
| 91 | Duncan Murdock | 61 | Head | Landscape Gardener | Scotland |
| 92 | Mary B Murdock THIS PERSON | 57 | Wife | — | Scotland |
| 93 | William C Murdock | 19 | Son | Clerk | Massachusetts |
| 94 | Margaret W Murdock | 17 | Daughter | Saleslady | Rhode Island |
| 95 | Dorothy B Murdock | 16 | Daughter | Packer | Rhode Island |
| 96 | Lois Murdock | 15 | Daughter | — | New Jersey |
| 97 | John C Murdock | 34 | Head | Gardener | Scotland |
| 98 | May C Murdock | 39 | Wife | — | Massachusetts |
| 99 | Margaret M Murdock | 5 | Daughter | — | Rhode Island |
| 100 | Jean C Murdock | 1 | Daughter | — | Maine |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1920 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)