IM
Irene Miller — 1940 US Census Record
Linked across censuses1940 United States Federal Census · San-Luis-Obispo-County, California
Our Model Tree links this Irene Miller across the 1920, 1930 and 1940 US Censuses in San-Luis-Obispo-County, California (XGBoost, ~Confirmed) — first a spouse (b.~1891), then head of a 4-person household.
Age 49
b. ~1891
Female
Spouse
Born: California
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | San-Luis-Obispo-County, California |
| Surname | Miller |
| Given Name | Irene P. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 49 |
| Marital Status | Married |
| Birthplace | California |
| 1935 Residence (City) | Santa Margarita |
| 1935 Residence (County) | San Luis Obispo |
| Additional Details | |
| Occupation | Housekeeper |
| Industry | Own home |
| Class of Worker | NP |
| Income (1939) | 0 |
| Highest Grade | No 7 |
| 1935 Residence | Same house |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
| Occupation | Housekeeper |
| Township / Ward | Santa Margarita |
| Est. Birth Year | ~1891 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Irene | Age | Birth yr |
|---|---|---|---|---|
| Beatrice Miller | Daughter | — | 28 | ~1912 |
| Frederick Miller | Head | — | 61 | ~1879 |
| Joaquin Miller | Son | — | 25 | ~1915 |
| Irene Miller | Spouse | — | 49 | ~1891 |
Census Appearances
1920
San Luis …
Spouse, age 27
San Luis Obispo, California · implied b. ~1893 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Miller |
| Given Name | Irene |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 27 |
| Marital Status | Married |
| Birthplace | California |
| Father's Birthplace | California |
| Mother's Birthplace | California |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1930
San Luis …
Other, age 38
San Luis Obispo, California · implied b. ~1892 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Miller |
| Given Name | Irene |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| Birthplace | California |
| Age at First Marriage | 18 |
| Father's Birthplace | California |
| Mother's Birthplace | California |
| Can Read/Write | Yes |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1940
San-Luis-Obispo-County, California
Spouse, age 49
San-Luis-Obispo-County, California · implied b. ~1891 — 4 household members
| Surname | Miller |
| Given Name | Irene P. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 49 |
| Marital Status | Married |
| Birthplace | California |
| 1935 Residence (City) | Santa Margarita |
| 1935 Residence (County) | San Luis Obispo |
| Occupation | Housekeeper |
| Industry | Own home |
| Class of Worker | NP |
| Income (1939) | 0 |
| Highest Grade | No 7 |
| 1935 Residence | Same house |
| 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 Irene Miller across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Irene Miller
Spouse · 1940 · age 49 · b. ~1891 · California
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — San-Luis-Obispo-County, California
Open full size
1940 US Federal Census — San-Luis-Obispo-County, California
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00328-00951)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Florentino Molinar | 8 | Son | — | California |
| 2 | Henry J. Molinar | 7 | Son | — | California |
| 3 | Marie Frances Molinar | 2 | Daughter | — | California |
| 4 | John L. Garcia | 46 | Head | Stone Mason | California |
| 5 | Evelyn A. Garcia | 41 | Wife | Housekeeper | California |
| 6 | Adrie D. Le Brun | 23 | Step-son | Laborer | California |
| 7 | Ray J. Le Brun | 20 | Step-son | Laborer | California |
| 8 | Margaret Le Brun | 19 | Step-daughter | Cook | California |
| 9 | Ruby C. Le Brun | 18 | Step-daughter | Laborer | California |
| 10 | Edward A. Le Brun | 15 | Step-son | — | California |
| 11 | Henry O. Estrada | 49 | Head | Maintenance | California |
| 12 | Marie A. Estrada | 34 | Wife | Housekeeper | California |
| 13 | Henry G. Estrada | 15 | Son | — | California |
| 14 | Henrietta C. Estrada | 14 | Daughter | — | California |
| 15 | Lucetta S. Estrada | 13 | Daughter | — | California |
| 16 | Ida B. Garcia | 57 | Head | Housekeeper | California |
| 17 | Alberta Garcia | 29 | Daughter | House Maid | California |
| 18 | Delmar Garcia | 19 | Son | — | California |
| 19 | Catherine Garcia | 17 | Daughter | — | California |
| 20 | Ray Garcia | 13 | Son | — | California |
| 21 | Frederick R. Miller | 61 | Head | Signal Maintainer | California |
| 22 | Irene P. Miller THIS PERSON | 49 | Wife | Housekeeper | California |
| 23 | Beatrice M. Miller | 28 | Daughter | House Maid | California |
| 24 | Joaquin F. Miller | 25 | Son | Laborer | California |
| 25 | Walter Leo Black | 46 | Head | Laborer | California |
| 26 | Guadalupe M. Black | 46 | Wife | Housekeeper | California |
| 27 | Joseph A. Miles | 15 | Step-son | — | California |
| 28 | Rosario Estrada | 76 | Head | Housekeeper | California |
| 29 | Alberto Estrada | 59 | Lodger | Office Agent | California |
| 30 | Albert R. Edwards | 59 | Head | Laborer | California |
| 31 | Annie Edwards | 55 | Wife | Housekeeper | California |
| 32 | Louis Charles Edwards | 23 | Son | Laborer | California |
| 33 | Albert C. Edwards | 21 | Son | — | California |
| 34 | Dolores De Alba | 95 | Mother-in-law | — | Mexico |
| 35 | Manuel Daniels | 75 | Lodger | — | Texas |
| 36 | Frank E. Fotheringham | 79 | Head | — | California |
| 37 | Maude E. Fotheringham | 70 | Wife | Housekeeper | Illinois |
| 38 | Lillian M. Birch | 54 | Lodger | — | California |
| 39 | Alva L. Williamson | 37 | Head | Section Foreman | Georgia |
| 40 | Margaret Williamson | 35 | Wife | Housekeeper | Georgia |
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)