HG
Helen Green — 1940 US Census Record
Model Tree available1940 United States Federal Census · Sagadahoc-County, Maine
Our Model Tree links this Helen Green across the 1920, 1930 and 1940 US Censuses in Sagadahoc-County, Maine (XGBoost, ~Confirmed), with identified parents John & Helen — first a daughter (b.~1917), then head of a 6-person household.
Age 23
b. ~1917
Female
Daughter
Born: Maine
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Sagadahoc-County, Maine |
| Surname | Green |
| Given Name | Helen E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Maine |
| 1935 Residence (City) | Bath city |
| 1935 Residence (County) | Sagadahoc |
| Additional Details | |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Maine |
| Birth Country | United States |
| Birthplace (normalized) | maine |
| Township / Ward | Bath City |
| Est. Birth Year | ~1917 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Helen | Age | Birth yr |
|---|---|---|---|---|
| John Green | Son | — | 27 | ~1913 |
| John Green | Head | — | 58 | ~1882 |
| Helen Green | Spouse | — | 54 | ~1886 |
| Barbara Green | Daughter | — | 6 | ~1934 |
| Helen Green | Daughter | — | 23 | ~1917 |
| William Green | Son | — | 25 | ~1915 |
Census Appearances
1920
Sagadahoc, Maine
Daughter, age 3
Sagadahoc, Maine · implied b. ~1917 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Green |
| Given Name | Helen |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Maine |
| Father's Birthplace | Maine |
| Mother's Birthplace | Maine |
| Occupation | none |
| Birth State | Maine |
| Birth Country | United States |
| Birthplace (normalized) | maine |
1930
Sagadahoc, Maine
Daughter, age 13
Sagadahoc, Maine · implied b. ~1917 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Green |
| Given Name | Helen E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Maine |
| Father's Birthplace | Maine |
| Mother's Birthplace | Maine |
| Can Read/Write | Yes |
| Birth State | Maine |
| Birth Country | United States |
| Birthplace (normalized) | maine |
1940
Sagadahoc-County, Maine
Daughter, age 23
Sagadahoc-County, Maine · implied b. ~1917 — 6 household members
| Surname | Green |
| Given Name | Helen E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Maine |
| 1935 Residence (City) | Bath city |
| 1935 Residence (County) | Sagadahoc |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Maine |
| Birth Country | United States |
| Birthplace (normalized) | maine |
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 Green across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Green (~0.92 confidence) and mother Helen Green (~0.92 confidence) and mother Helena Green (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Green
b. ~1883
Source father
● Household
· direct · ~0.92
Mother
Helen Green
b. ~1886
Source mother
● Household
· direct · ~0.92
Mother
Helena Green
b. ~1888
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Helen Green
Daughter · 1940 · age 23 · b. ~1917 · Maine
★ You are viewing this record
Sibling
Barbara Green
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Green
Sibling · 1940 · age 25
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Green
Sibling · 1940 · age 27
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 — Sagadahoc-County, Maine
Open full size
1940 US Federal Census — Sagadahoc-County, Maine
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-01490-00128)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Fred H. Quimby | 56 | Head | Town Machinist | Maine |
| 2 | Mary Jane Quimby | 58 | Wife | — | Maine |
| 3 | Frederick King | 55 | Brother | Retired Railroad | Maine |
| 4 | Frank William Colby | 33 | Head | Machinist | Rhode Island |
| 5 | Bernice May Colby | 35 | Wife | Teacher | Maine |
| 6 | Harry E. King | 50 | Head | Boiler Maker | Maine |
| 7 | Harriet J. King | 15 | Son | Ship Helper | Maine |
| 8 | Madelyn King | 10 | Daughter | — | Maine |
| 9 | John G. Green | 58 | Head | Store Clerk | Maine |
| 10 | Helen J. Green | 54 | Wife | — | Maine |
| 11 | John G. Jr. Green | 27 | Son | Laborer | Maine |
| 12 | William L. Green | 25 | Son | Engine Helper | Maine |
| 13 | Helen E. Green THIS PERSON | 23 | Daughter | — | Maine |
| 14 | Barbara Ann Green | 6 | Daughter | Foreman | Maine |
| 15 | George Dauch | 45 | Head | — | Maine |
| 16 | Susie Dauch | 46 | Wife | — | Maine |
| 17 | Alice Dauch | 6 | Daughter | — | Maine |
| 18 | L. D. Burnham | 78 | Head | Machinist | Maine |
| 19 | Rebecca Burnham | 79 | Wife | — | Maine |
| 20 | Leon O. Burnham | 29 | Head | Salesman | Maine |
| 21 | Pauline Burnham | 24 | Wife | — | Maine |
| 22 | Robert Burnham | 4 | Son | — | Maine |
| 23 | Bonnie Burnham | 1 | Daughter | — | Maine |
| 24 | Thomas Love | 60 | Head | Chipper Caulker | Scotland |
| 25 | Mary Love | 60 | Wife | — | Maine |
| 26 | George Coombs | 35 | Head | Handyman | Maine |
| 27 | Elizabeth L. Coombs | 34 | Wife | Stenographer | Maine |
| 28 | Stanley John Coombs | 73 | Father | — | Maine |
| 29 | Mary Helen Conley | 44 | Sister | Teacher | Maine |
| 30 | Karl Kanniainen | 49 | Head | Ship Joiner | Maine |
| 31 | Susan Kanniainen | 48 | Wife | — | Maine |
| 32 | Arthur Kanniainen | 18 | Son | — | Maine |
| 33 | Madelyn Kanniainen | 8 | Daughter | — | Maine |
| 34 | Catherine Burgess | 61 | Mother-in-law | — | New Hampshire |
| 35 | Richard Hereson | 46 | Head | Patternmaker | New Brunswick |
| 36 | Hope Hereson | 42 | Wife | Teacher | Maine |
| 37 | George Hereson | 10 | Son | — | Maine |
| 38 | Richard Jr. Hereson | 5 | Son | — | Maine |
| 39 | Robert Hereson | 4 | Son | — | Maine |
Pedigree Summary
Helen + 3 siblings
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)