HB
Helen Bailey — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Jefferson-County, Alabama
Our Model Tree links this Helen Bailey across the 1930 and 1940 US Censuses in Jefferson-County, Alabama (XGBoost, ~Confirmed) — first a daughter (b.~1925), then head of a 12-person household.
Age 15
b. ~1925
Female
Daughter
Born: Alabama
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Jefferson-County, Alabama |
| Surname | Bailey |
| Given Name | Helen |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Alabama |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Blount |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | Hs 1 |
| 1935 Residence | Alabama |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
| Township / Ward | Birmingham City |
| Est. Birth Year | ~1925 |
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.
12 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Helen | Age | Birth yr |
|---|---|---|---|---|
| Nellie Bailey | Daughter | — | 9 | ~1931 |
| Edward Bailey | Son | — | 8 | ~1932 |
| Betty Bailey | Daughter | — | 5 | ~1935 |
| Helen Bailey | Daughter | — | 15 | ~1925 |
| Clifton Bailey | Son | — | 17 | ~1923 |
| Leslie Bailey | Son | — | 11 | ~1929 |
| Clifton Bailey | Head | — | 51 | ~1889 |
| Ila Bailey | Spouse | — | 45 | ~1895 |
| Evelyn Bailey | Daughter | — | 8 | ~1932 |
| Ila Bailey | Daughter | — | 20 | ~1920 |
| Sara Bailey | Daughter | — | 13 | ~1927 |
| Harold Bailey | Son | — | 15 | ~1925 |
Census Appearances
1930
Jefferson, Alabama
Daughter, age 5
Jefferson, Alabama · implied b. ~1925 — 12 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Bailey |
| Given Name | Helen L. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Alabama |
| Father's Birthplace | Mississippi |
| Mother's Birthplace | Mississippi |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
1940
Jefferson-County, Alabama
Daughter, age 15
Jefferson-County, Alabama · implied b. ~1925 — 12 household members
| Surname | Bailey |
| Given Name | Helen |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Alabama |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Blount |
| Income (1939) | 0 |
| Highest Grade | Hs 1 |
| 1935 Residence | Alabama |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
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 Helen Bailey across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Helen Bailey
Daughter · 1940 · age 15 · b. ~1925 · Alabama
★ You are viewing this record
Sibling
Nellie Bailey
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Evelyn Bailey
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Clifton Bailey
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ila Bailey
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edward Bailey
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Harold Bailey
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Betty Bailey
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Sara Bailey
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Leslie Bailey
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Jefferson-County, Alabama
Open full size
1940 US Federal Census — Jefferson-County, Alabama
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00098-00156)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | John E Ridley | 39 | Head | Carpenter | Georgia |
| 2 | Thelma Ridley | 39 | Wife | — | Georgia |
| 3 | Billy Ridley | 16 | Son | — | Alabama |
| 4 | Johnny Ridley | 7 | Son | — | Alabama |
| 5 | Thelma Davis | 19 | Daughter | New Worker | Georgia |
| 6 | Clifton O Bailey | 51 | Head | Carpenter | Mississippi |
| 7 | Ila Bailey | 45 | Wife | — | Mississippi |
| 8 | Ila Belle Bailey | 20 | Daughter | Wrapper | Alabama |
| 9 | Clifton Jr Bailey | 17 | Son | — | Alabama |
| 10 | Harold Bailey | 15 | Son | — | Alabama |
| 11 | Helen Bailey THIS PERSON | 15 | Daughter | — | Alabama |
| 12 | Sara Bailey | 13 | Daughter | — | Alabama |
| 13 | Leslie Bailey | 11 | Son | — | Alabama |
| 14 | Nellie Ruth Bailey | 9 | Daughter | — | Alabama |
| 15 | Edward Bailey | 8 | Son | — | Alabama |
| 16 | Evelyn Bailey | 8 | Daughter | — | Alabama |
| 17 | Betty Sue Bailey | 5 | Daughter | — | Alabama |
| 18 | Ellen V Henderson | 58 | Head | — | Tennessee |
| 19 | Earl W Henderson | 30 | Son | Pipefitter | Kentucky |
| 20 | Pearl S Henderson | 24 | Daughter | — | Alabama |
| 21 | Woodrow W Henderson | 21 | Son | Woodworker | Alabama |
| 22 | Thomas Mckay | 57 | Head | Machinist | Scotland |
| 23 | Sarah E Mckay | 50 | Wife | — | Alabama |
| 24 | Margaret Mckay | 24 | Daughter | Stenographer | Alabama |
| 25 | Sarah B Mckay | 18 | Daughter | Clerk | Alabama |
| 26 | J. D. Mcdonald | 25 | Head | Salesman | Alabama |
| 27 | Bessie Mcdonald | 24 | Wife | — | Alabama |
| 28 | Dora Mcdonald | 4 | Daughter | — | Alabama |
| 29 | Clyde S Latham | 33 | Head | Miner | Alabama |
| 30 | Curtis F Latham | 33 | Wife | — | Alabama |
| 31 | John Deray Latham | 9 | Son | — | Alabama |
| 32 | Naomi Latham | 4 | Daughter | — | Alabama |
| 33 | Ted Fason | 23 | Head | Miner | Alabama |
| 34 | Dura Fason | 18 | Wife | — | Alabama |
| 35 | — | None | — | — | — |
| 36 | Charles Brumbelow | 21 | Head | Steel Worker | Alabama |
| 37 | Lilla Mae Brumbelow | 21 | Wife | — | Alabama |
| 38 | Charles Brumbelow | 2 | Son | — | Alabama |
| 39 | Marshall Vines | 45 | Head | Truck Driver | Alabama |
| 40 | Alonzo Vines | 20 | Son | Truck Driver | Alabama |
Related Census Records
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)