EM
Ella Martin — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Riverside-County, California
Our Model Tree links this Ella Martin across the 1930 and 1940 US Censuses in Riverside-County, California (XGBoost, ~Confirmed) — first a daughter (b.~1920), then head of a 9-person household.
Age 20
b. ~1920
Female
Daughter
Born: California
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Riverside-County, California |
| Surname | Martin |
| Given Name | Ella R |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | American Indian |
| Age | 20 |
| Marital Status | Single |
| Birthplace | California |
| 1935 Residence (City) | San Gorgonio |
| 1935 Residence (County) | Riverside |
| Additional Details | |
| Occupation | Works on |
| Industry | Farm |
| Class of Worker | NP |
| Income (1939) | 888 |
| Highest Grade | No |
| 1935 Residence | Same place |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
| Occupation | Works On |
| Township / Ward | San Gorgonio |
| Est. Birth Year | ~1920 |
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 Ella | Age | Birth yr |
|---|---|---|---|---|
| Ella Martin | Daughter | — | 20 | ~1920 |
| Clarence Martin | Son | — | 12 | ~1928 |
| John Martin | Son | — | 21 | ~1919 |
| John Martin | Head | — | 42 | ~1898 |
| Sarah Morongo | Spouse | — | 45 | ~1895 |
| Charlie Martin | Son | — | 18 | ~1922 |
| Anna Martin | Daughter | — | 14 | ~1926 |
| Paul Martin | Son | — | 9 | ~1931 |
| Rurio Martin | Son | — | 16 | ~1924 |
Census Appearances
1930
Riverside, California
Other, age 10
Riverside, California · implied b. ~1920 — 50 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Ella R. |
| Relationship to Head | Student |
| Sex | F |
| Color / Race | American Indian |
| Age | 10 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | Mixed |
| Mother's Birthplace | Mission |
| Can Read/Write | Yes |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1940
Riverside-County, California
Daughter, age 20
Riverside-County, California · implied b. ~1920 — 9 household members
| Surname | Martin |
| Given Name | Ella R |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | American Indian |
| Age | 20 |
| Marital Status | Single |
| Birthplace | California |
| 1935 Residence (City) | San Gorgonio |
| 1935 Residence (County) | Riverside |
| Occupation | Works on |
| Industry | Farm |
| Class of Worker | NP |
| Income (1939) | 888 |
| Highest Grade | No |
| 1935 Residence | Same place |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
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 Ella Martin across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Ella Martin
Daughter · 1940 · age 20 · b. ~1920 · California
★ You are viewing this record
Sibling
Charlie Martin
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Clarence Martin
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Martin
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Paul Martin
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Anna Martin
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Rurio Martin
Sibling · 1940 · age 16
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 — Riverside-County, California
Open full size
1940 US Federal Census — Riverside-County, California
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00279-00029)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Francisco Lugo | 46 | Head | Ranch | California |
| 2 | Marcilio Lugo | 33 | Head | Ranch | California |
| 3 | Frank M Lugo | 25 | Son | Ranch | California |
| 4 | Annie L Lugo | 16 | Daughter | Ranch | California |
| 5 | Fernando Lyons | 31 | Head | Ranch | California |
| 6 | John Linton | 42 | Head | Pumpman | California |
| 7 | Susie Paipa | 46 | Wife | Ranch | California |
| 8 | Leonard Linton | 19 | Son | — | California |
| 9 | Grace Linton | 17 | Daughter | — | California |
| 10 | Christine Linton | 14 | Daughter | — | California |
| 11 | Minerva Linton | 11 | Daughter | — | California |
| 12 | Gloria M Linton | 9 | Daughter | — | California |
| 13 | Theodore C Linton | 7 | Son | — | California |
| 14 | John E Linton | 6 | Son | — | California |
| 15 | Gilbert Linton | 3 | Son | — | California |
| 16 | Theodore R Linton | 39 | Head | Ranch | California |
| 17 | Grace St Marie | 100 | Wife | Ranch | California |
| 18 | John Hough | 18 | Step-son | Work On | California |
| 19 | Orville C Hough | 17 | Step-son | Work On | California |
| 20 | Joan M Linton | 2 | Daughter | — | California |
| 21 | Walter Linton | 35 | Head | Ranch | California |
| 22 | Wisteria Hartman | 42 | Wife | — | Illinois |
| 23 | Cedric Linton | 5 | Son | — | California |
| 24 | Marigold Linton | 3 | Daughter | — | California |
| 25 | Rodrick T Linton | 1 | Son | — | California |
| 26 | Carl Hartman | 70 | Father in Law | Lives With | Germany |
| 27 | Calixtro Lugo | 77 | Head | Ranch | California |
| 28 | Marcina Lugo | 51 | Head | Ranch | California |
| 29 | Howard H Lugo | 5 | Son | — | California |
| 30 | Beverly A Lugo | 3 | Daughter | — | California |
| 31 | Florence Lugo | 21 | Daughter | — | California |
| 32 | John Martin | 42 | Head | Ranch | California |
| 33 | Sarah Morongo | 45 | Wife | Ranch | California |
| 34 | John Jr Martin | 21 | Son | Works For | California |
| 35 | Ella R Martin THIS PERSON | 20 | Daughter | Works On | California |
| 36 | Charlie Martin | 18 | Son | Works On | California |
| 37 | Rurio Martin | 16 | Son | Works On | California |
| 38 | Anna B Martin | 14 | Daughter | — | California |
| 39 | Clarence Martin | 12 | Son | — | California |
| 40 | Paul Martin | 9 | Son | — | California |
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)