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James Roach — 1940 US Census Record
Model Tree available1940 United States Federal Census · Silver-Bow-County, Montana
Our Model Tree links this James Roach across the 1920, 1930 and 1940 US Censuses in Silver-Bow-County, Montana (XGBoost, ~Confirmed), with identified parents James & Josephine — first a head (b.~1912), then head of a 3-person household.
Age 28
b. ~1912
Male
Head
Born: Montana
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Silver-Bow-County, Montana |
| Surname | Roach |
| Given Name | James T. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Married |
| Birthplace | Montana |
| 1935 Residence (City) | Butte City |
| 1935 Residence (County) | Silver Bow |
| Additional Details | |
| Occupation | Display Mgr. |
| Industry | Ready to wear |
| Class of Worker | PW |
| Hours Worked | 42 |
| Income (1939) | 1500 |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| Birth State | Montana |
| Birth Country | United States |
| Birthplace (normalized) | montana |
| Occupation | Display Mgr. |
| Township / Ward | Butte City |
| Est. Birth Year | ~1912 |
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 James | Age | Birth yr |
|---|---|---|---|---|
| James Roach | Son | — | 1 | ~1939 |
| Marguerite Roach | Spouse | — | 29 | ~1911 |
| James Roach | Head | — | 28 | ~1912 |
Census Appearances
1920
Silver Bow, …
Son, age 8
Silver Bow, Montana · implied b. ~1912 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Roach |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Montana |
| Father's Birthplace | Colorado |
| Mother's Birthplace | New York |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Montana |
| Birth Country | United States |
| Birthplace (normalized) | montana |
1930
Silver Bow, …
Son, age 18
Silver Bow, Montana · implied b. ~1912 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Roach |
| Given Name | James J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Montana |
| Father's Birthplace | Colorado |
| Mother's Birthplace | New York |
| Occupation | Window-dresser |
| Industry | General merchandise |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Montana |
| Birth Country | United States |
| Birthplace (normalized) | montana |
1940
Silver-Bow-County, Montana
Head, age 28
Silver-Bow-County, Montana · implied b. ~1912 — 3 household members
| Surname | Roach |
| Given Name | James T. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Married |
| Birthplace | Montana |
| 1935 Residence (City) | Butte City |
| 1935 Residence (County) | Silver Bow |
| Occupation | Display Mgr. |
| Industry | Ready to wear |
| Class of Worker | PW |
| Hours Worked | 42 |
| Income (1939) | 1500 |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| Birth State | Montana |
| Birth Country | United States |
| Birthplace (normalized) | montana |
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 James Roach across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father James Roach (~0.92 confidence) and mother Josephine Roach (~0.92 confidence) and mother Josie Roach (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
James Roach
b. ~1888
Source father
● Household
· direct · ~0.92
Mother
Josephine Roach
b. ~1893
Source mother
● Household
· direct · ~0.92
Mother
Josie Roach
b. ~1891
Source mother
● Household
· direct · ~0.92
This person
Anchor record
James Roach
Head · 1940 · age 28 · b. ~1912 · Montana
★ 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 — Silver-Bow-County, Montana
Open full size
1940 US Federal Census — Silver-Bow-County, Montana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02230-00252)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Dorothy B. Lewis | 21 | Wife | — | So. Dakota |
| 2 | William E. Lewis | 2 | Son | — | Montana |
| 3 | Halter C. Headland | 50 | Head | Metal Miner | Idaho |
| 4 | Phoebe C. Headland | 45 | Wife | — | Montana |
| 5 | Charles R. Gaumer | 26 | Head | Metal Miner | Montana |
| 6 | Barbara A. Gaumer | 23 | Wife | — | Missouri |
| 7 | Marjorie A. Gaumer | 2 | Daughter | — | Montana |
| 8 | Ione M. Blecka | 21 | Sister-in-law | — | Missouri |
| 9 | Frank E. Kufsi | 39 | Head | Metal Miner | Montana |
| 10 | Marie Kufsi | 61 | Mother | — | Canada-Eng |
| 11 | Frank A. Hallen | 35 | Head | Shift Boss | Montana |
| 12 | Lucy A. Hallen | 35 | Wife | — | Montana |
| 13 | Ellen M. Hallen | 16 | Daughter | — | Washington |
| 14 | Betty J. Hallen | 4 | Daughter | — | Montana |
| 15 | Paul B. Cooper | 26 | Head | Metal Miner | Montana |
| 16 | Ruth Brockway | 20 | Sister | — | Colorado |
| 17 | Charles E. Brockway | 7 | Niece | — | Montana |
| 18 | Robert A. Mayeda | 32 | Head | Metal Miner | Iowa |
| 19 | Ethel K. Mayeda | 28 | Wife | — | Iowa |
| 20 | Janet A. Mayeda | 7 | Daughter | — | So. Dakota |
| 21 | Robert A. Mayeda | 2 | Son | — | Montana |
| 22 | Dixie J. Mayeda | 0 | Daughter | — | Montana |
| 23 | Bill Kalin | 32 | Head | — | Minnesota |
| 24 | Doris I. Kalin | 13 | Daughter | — | Montana |
| 25 | Betty J. Kalin | 12 | Daughter | — | Montana |
| 26 | Margaret Kalin | 11 | Daughter | — | Montana |
| 27 | Alice J. Kalin | 9 | Daughter | — | Montana |
| 28 | Fred M. Richards | 22 | Head | Lineman | Montana |
| 29 | Mary Richards | 20 | Wife | — | Montana |
| 30 | Jean M. Richards | 1 | Daughter | — | Montana |
| 31 | James S. Sheep | 33 | Head | Metal Miner | Texas |
| 32 | Irene Sheep | 33 | Wife | — | Montana |
| 33 | Joseph M. Mcbride | 44 | Head | Teller | Montana |
| 34 | Margaret Mcbride | 71 | Mother | — | Irish Free St |
| 35 | Margaret E. Mcbride | 41 | Sister | Comptometer | Montana |
| 36 | Julia Mccarthy | 50 | Head | Laundress | Irish Free St |
| 37 | John J. Mccarthy | 17 | Son | — | Montana |
| 38 | James T. Roach THIS PERSON | 28 | Head | Display Mgr. | Montana |
| 39 | Marguerite A. Roach | 29 | Wife | — | Montana |
| 40 | James M. Roach | 1 | Son | — | Montana |
Pedigree Summary
James
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)