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Thomas Bailey — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Silver-Bow-County, Montana
Our Model Tree links this Thomas Bailey across the 1930 and 1940 US Censuses in Silver-Bow-County, Montana (XGBoost, ~Confirmed) — first a head (b.~1904), then head of a 9-person household.
Age 36
b. ~1904
Male
Head
Born: Minnesota
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Silver-Bow-County, Montana |
| Surname | Bailey |
| Given Name | Thomas H. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Minnesota |
| 1935 Residence (City) | Butte |
| Additional Details | |
| Occupation | Miner |
| Industry | A.C.M. Co. |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1500 |
| Highest Grade | Hs 2 |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
| Occupation | Miner |
| Township / Ward | Butte |
| Est. Birth Year | ~1904 |
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 Thomas | Age | Birth yr |
|---|---|---|---|---|
| Thomas Bailey | Son | — | ~1940 | |
| Helen Bailey | Spouse | — | 35 | ~1905 |
| Thomas Bailey | Head | — | 36 | ~1904 |
| John Bailey | Son | — | 10 | ~1930 |
| Helen Bailey | Daughter | — | 5 | ~1935 |
| Rita Bailey | Daughter | — | 4 | ~1936 |
| Clarence Bailey | Son | — | 11 | ~1929 |
| Rosemary Bailey | Daughter | — | 12 | ~1928 |
| Carroll Bailey | Daughter | — | 7 | ~1933 |
Census Appearances
1930
Silver Bow, …
Head, age 25
Silver Bow, Montana · implied b. ~1905 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Bailey |
| Given Name | Thomas |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Married |
| Birthplace | Minnesota |
| Age at First Marriage | 22 |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Occupation | Laborer |
| Industry | Garage |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 15 |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1940
Silver-Bow-County, Montana
Head, age 36
Silver-Bow-County, Montana · implied b. ~1904 — 9 household members
| Surname | Bailey |
| Given Name | Thomas H. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Minnesota |
| 1935 Residence (City) | Butte |
| Occupation | Miner |
| Industry | A.C.M. Co. |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1500 |
| Highest Grade | Hs 2 |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
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 Thomas Bailey across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Thomas Bailey
Head · 1940 · age 36 · b. ~1904 · Montana
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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-t0627-02231-00559)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Hestherose Utes | 16 | Step-daughter | S | Illinois |
| 2 | William L. Utes | 13 | Step-son | — | Illinois |
| 3 | Delia A. Purtis | 51 | Head | Seamstress | Ireland |
| 4 | Charles P. Purtis | 19 | Son | Laborer | Montana |
| 5 | Eleanor L. Purtis | 17 | Daughter | Seamstress | Montana |
| 6 | Jesse E. Dubler | 72 | Head | Miner | Illinois |
| 7 | Beulah E. Dubler | 25 | Daughter | Teacher | Montana |
| 8 | Klement L. Bean | 32 | Head | Auto Mechanic | Minnesota |
| 9 | Ella J. Bean | 20 | Wife | — | North Dakota |
| 10 | Joseph W. Bean | 1 | Son | — | Montana |
| 11 | David Mitchell | 76 | Head | — | Iowa |
| 12 | Lena L. Mitchell | 71 | Wife | — | Ohio |
| 13 | James E. Pankey | 67 | Head | Laborer | Illinois |
| 14 | Luetta Pankey | 64 | Wife | — | Illinois |
| 15 | Thomas H. Bailey THIS PERSON | 36 | Head | Miner | Minnesota |
| 16 | Helen M. Bailey | 35 | Wife | — | Montana |
| 17 | Rosemary Bailey | 12 | Daughter | — | Montana |
| 18 | Clarence E. Bailey | 11 | Son | — | Montana |
| 19 | John V. Bailey | 10 | Son | — | Montana |
| 20 | Carroll J. Bailey | 7 | Daughter | — | Montana |
| 21 | Helen C. Bailey | 5 | Daughter | — | Montana |
| 22 | Rita E. Bailey | 4 | Daughter | — | Montana |
| 23 | Thomas R. Bailey | 0 | Son | — | Montana |
| 24 | Joseph Mark | 65 | Head | Miner | Germany |
| 25 | Theresa Mark | 57 | Wife | — | Germany |
| 26 | Joseph H. Mark | 25 | Son | Miner | Montana |
| 27 | Edward F. Mark | 22 | Son | Miner | Montana |
| 28 | Mary C. Mark | 21 | Daughter | Stenographer | Montana |
| 29 | Joseph D. Trager | 33 | Head | Miner | Montana |
| 30 | Jeanette M. Trager | 10 | Daughter | — | Montana |
| 31 | Richard J. Trager | 7 | Son | — | Montana |
| 32 | Nancy A. Straight | 8 | Lodger | — | Montana |
| 33 | Leona C. Straight | 6 | Lodger | — | Montana |
| 34 | Leona M. Pooler | 51 | Housekeeper | — | Montana |
| 35 | Richard Curger | 51 | Head | Miner | Wisconsin |
| 36 | James A. Curger | 23 | Son | Motor-Man | Montana |
| 37 | Margaret Melia | 53 | Sister-in-law | — | England |
| 38 | Arthur J. Moran | 35 | Head | Miner | Montana |
| 39 | Evelyn Moran | 30 | Wife | — | Montana |
| 40 | Edward H. Kight | 42 | Head | Truck Driver | Iowa |
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)