AM
Arthur Martin — 1940 US Census Record
Model Tree available1940 United States Federal Census · St.-Charles-County, Missouri
Our Model Tree links this Arthur Martin across the 1920, 1930 and 1940 US Censuses in St.-Charles-County, Missouri (XGBoost, ~Confirmed), with identified parents Wm & Timothy — first a head (b.~1910), then head of a 3-person household.
Age 30
b. ~1910
Male
Head
Born: Missouri
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | St.-Charles-County, Missouri |
| Surname | Martin |
| Given Name | Arthur |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Missouri |
| 1935 Residence (City) | St Charles |
| 1935 Residence (County) | St Charles |
| Additional Details | |
| Occupation | Salesman |
| Industry | Grocery-Hosiery Co |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 278 |
| Highest Grade | C 3 |
| 1935 Residence | Missouri |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
| Occupation | Salesman |
| Township / Ward | St Charles |
| Est. Birth Year | ~1910 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Arthur | Age | Birth yr |
|---|---|---|---|---|
| Nira Martin | Daughter | — | 4 | ~1936 |
| Arthur Martin | Head | — | 30 | ~1910 |
| Isabel Martin | Spouse | — | 29 | ~1911 |
Census Appearances
1920
St Charles, …
Son, age 10
St Charles, Missouri · implied b. ~1910 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Arthur |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Missouri |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Missouri |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1930
St Charles, …
Son, age 20
St Charles, Missouri · implied b. ~1910 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Arthur E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Missouri |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Missouri |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1940
St.-Charles-County, Missouri
Head, age 30
St.-Charles-County, Missouri · implied b. ~1910 — 3 household members
| Surname | Martin |
| Given Name | Arthur |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Missouri |
| 1935 Residence (City) | St Charles |
| 1935 Residence (County) | St Charles |
| Occupation | Salesman |
| Industry | Grocery-Hosiery Co |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 278 |
| Highest Grade | C 3 |
| 1935 Residence | Missouri |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
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 Arthur Martin across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Wm Martin (~0.92 confidence) and father Timothy Martin (~0.92 confidence) and mother Eliza Martin (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Wm Martin
b. ~1873
Source father
● Household
· direct · ~0.92
Father
Timothy Martin
b. ~1880
Source father
● Household
· direct · ~0.92
Mother
Eliza Martin
b. ~1882
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Arthur Martin
Head · 1940 · age 30 · b. ~1910 · Missouri
★ 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 — St.-Charles-County, Missouri
Open full size
1940 US Federal Census — St.-Charles-County, Missouri
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02145-00504)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | August H. Westerfeld | 56 | Head | Dentist | Missouri |
| 42 | Caroline W. Westerfeld | 57 | Wife | — | Missouri |
| 43 | Kermit Westerfeld | 22 | Son | — | Missouri |
| 44 | Elmer G. Ardelheide | 32 | Head | Salesman | Missouri |
| 45 | Dorothy L. Ardelheide | 31 | Wife | — | Illinois |
| 46 | Nancy L. Ardelheide | 0 | Daughter | — | Missouri |
| 47 | William L. Waye | 56 | Head | Attorney | Missouri |
| 48 | Irma Waye | 41 | Wife | — | Missouri |
| 49 | Irma Louise Waye | 12 | Daughter | — | Missouri |
| 50 | Dorothy Waye | 10 | Daughter | — | Missouri |
| 51 | Lydia Bergfeld | 28 | Maid | House Maid | Missouri |
| 52 | William Blaine | 77 | Head | Farmer | Germany |
| 53 | Katherine Blaine | 71 | Wife | — | Missouri |
| 54 | Justin Linden | 45 | Head | Shoe Worker | Missouri |
| 55 | Irene Linden | 44 | Wife | — | Missouri |
| 56 | Josiah Richardson | 50 | Head | Owner | Iowa |
| 57 | Delma Richardson | 48 | Wife | — | Missouri |
| 58 | Harlan Richardson | 25 | Son | Mechanic | Missouri |
| 59 | Henry Overhoff | 36 | Head | President | Missouri |
| 60 | Leona Klusner | 34 | Maid | House Maid | Missouri |
| 61 | William A. Pilgrim | 53 | Head | Carpenter | Missouri |
| 62 | Olga L. Pilgrim | 49 | Wife | — | Missouri |
| 63 | Esther L. Pilgrim | 21 | Daughter | Clerk | Missouri |
| 64 | William H. Pilgrim | 15 | Son | — | Missouri |
| 65 | Hilda Ruebbert | 65 | Head | — | Missouri |
| 66 | Agnes Ruebbert | 40 | Daughter | — | Missouri |
| 67 | Anna Glosier | 65 | Head | — | Missouri |
| 68 | Arthur Martin THIS PERSON | 30 | Head | Salesman | Missouri |
| 69 | Isabel Martin | 29 | Wife | — | Missouri |
| 70 | Nira Del Martin | 4 | Daughter | — | Missouri |
| 71 | Herman J. Huntebrinker | 57 | Head | Exterminator | Germany |
| 72 | Alma Huntebrinker | 57 | Wife | — | Missouri |
| 73 | Edward K. Harris | 60 | Head | Clerk | Missouri |
| 74 | Willie H. Harris | 51 | Wife | Teacher | Missouri |
| 75 | William H. Snyder | 90 | Father-in-law | Farmer | Missouri |
| 76 | Lois Williams | 27 | Roomer | Teacher | Missouri |
| 77 | Edward Varnemeyer | 58 | Head | Labour | Missouri |
| 78 | Marie Varnemeyer | 50 | Sister | Maid | Missouri |
| 79 | Henry Bockemeier | 65 | Head | Carpenter | Missouri |
| 80 | Alice Bockemeier | 51 | Sister | Seamstress | Missouri |
Pedigree Summary
Arthur
Gen 1 · 3 parents
~0.92
Max depth 4 (1900–1950 window)
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)