MS
Milton Smith — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Los-Angeles-County, California
Our Model Tree links this Milton Smith across the 1920, 1930 and 1940 US Censuses in Los-Angeles-County, California (XGBoost, ~Confirmed) — first a head (b.~1888), then head of a 5-person household.
Age 52
b. ~1888
Male
Head
Born: Ohio
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Los-Angeles-County, California |
| Surname | Smith |
| Given Name | Milton K. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 52 |
| Marital Status | Married |
| Birthplace | Ohio |
| 1935 Residence (City) | Long Beach |
| 1935 Residence (County) | Los Angeles |
| Additional Details | |
| Occupation | Compressor plant operator |
| Industry | Crude oil field |
| Class of Worker | PW |
| Hours Worked | 36 |
| Income (1939) | 2160 |
| Highest Grade | H-4 |
| 1935 Residence | California |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Occupation | Compressor Plant Operator |
| Township / Ward | Unincorporated Place Downey Town |
| Est. Birth Year | ~1888 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Milton | Age | Birth yr |
|---|---|---|---|---|
| Frances Smith | Daughter | — | 15 | ~1925 |
| Lois Smith | Daughter | — | 20 | ~1920 |
| Henrietta Smith | Daughter | — | 22 | ~1918 |
| Milton Smith | Head | — | 52 | ~1888 |
| Ruth Smith | Spouse | — | 51 | ~1889 |
Census Appearances
1920
Los Angeles, …
Other, age 31
Los Angeles, California · implied b. ~1889 — 50 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Milton H. |
| Relationship to Head | Lodger |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Canada |
| Occupation | Engineer |
| Industry | Mines |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1930
Los Angeles, …
Head, age 42
Los Angeles, California · implied b. ~1888 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Milton H |
| Relationship to Head | head |
| Sex | M |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Ohio |
| Age at First Marriage | 26 |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Occupation | oil pumper |
| Industry | oil well |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 35 |
| Radio Set | R |
| Veteran | No |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Los-Angeles-County, California
Head, age 52
Los-Angeles-County, California · implied b. ~1888 — 5 household members
| Surname | Smith |
| Given Name | Milton K. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 52 |
| Marital Status | Married |
| Birthplace | Ohio |
| 1935 Residence (City) | Long Beach |
| 1935 Residence (County) | Los Angeles |
| Occupation | Compressor plant operator |
| Industry | Crude oil field |
| Class of Worker | PW |
| Hours Worked | 36 |
| Income (1939) | 2160 |
| Highest Grade | H-4 |
| 1935 Residence | California |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
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 Milton Smith across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Milton Smith
Head · 1940 · age 52 · b. ~1888 · 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 — Los-Angeles-County, California
Open full size
1940 US Federal Census — Los-Angeles-County, California
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00226-00520)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Idris Hughes | 35 | Head | Lumberman | Colorado |
| 42 | Frances Hughes | 29 | Wife | — | Ohio |
| 43 | Janice Hughes | 1 | Daughter | — | California |
| 44 | George Dellenbach | 34 | Head | Metal Worker | Utah |
| 45 | Leona Dellenbach | 34 | Wife | — | Utah |
| 46 | George Dellenbach | 16 | Son | — | California |
| 47 | Louise Mcfarland | 62 | Head | — | Michigan |
| 48 | Herman Madsen | 43 | Head | Accountant | Iowa |
| 49 | Dorothy Madsen | 34 | Wife | — | Kentucky |
| 50 | Frank H. Stall | 58 | Head | Farmer | Kansas |
| 51 | Irene M. Stall | 57 | Wife | — | Ohio |
| 52 | George Murch | 25 | Head | Metal Worker | Colorado |
| 53 | Marguerite Murch | 29 | Wife | — | Colorado |
| 54 | George Murch | 7 | Son | — | Colorado |
| 55 | Mary Murch | 6 | Daughter | — | Colorado |
| 56 | Joseph Mccandless | 31 | Head | Dairyman | North Dakota |
| 57 | Margaret Mccandless | 28 | Wife | Bookkeeper | Ireland |
| 58 | William Mccandless | 38 | Brother | Farmer | North Dakota |
| 59 | Steven E. Barr | 46 | Head | Bartender | Pennsylvania |
| 60 | Thelma G. Barr | 39 | Wife | — | Washington |
| 61 | Dolores Barr | 17 | Daughter | — | Washington |
| 62 | George Rothman | 69 | Mother | — | Pennsylvania |
| 63 | Milton K. Smith THIS PERSON | 52 | Head | Compressor Plant Operator | Ohio |
| 64 | Ruth P. Smith | 51 | Wife | — | Minnesota |
| 65 | Henrietta Ruth Smith | 22 | Daughter | — | Wisconsin |
| 66 | Lois Smith | 20 | Daughter | — | Michigan |
| 67 | Frances Jean Smith | 15 | Daughter | — | California |
| 68 | Frank Duvoisin | 50 | Head | Pharmacist | Pennsylvania |
| 69 | Helen Duvoisin | 47 | Wife | — | Missouri |
| 70 | Arthur Soderquist | 44 | Head | Cement Finisher | Wisconsin |
| 71 | Mildred Soderquist | 33 | Wife | — | Texas |
| 72 | Norman Soderquist | 9 | Son | — | California |
| 73 | Kenneth Soderquist | 7 | Son | — | California |
| 74 | — | None | — | — | — |
| 75 | Namiji Kayano | 41 | Head | — | Japan |
| 76 | Shizuko Kayano | 40 | Wife | Farm Helper | Japan |
| 77 | Kiyoko Kayano | 20 | Daughter | — | California |
| 78 | Yumiko Kayano | 17 | Daughter | — | California |
| 79 | Hajime Kayano | 13 | Son | — | California |
| 80 | Isamu Kayano | 11 | 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)