ED
Edward Duffy — 1940 US Census Record
Model Tree available1940 United States Federal Census · Grays-Harbor-County, Washington
Our Model Tree links this Edward Duffy across the 1920, 1930 and 1940 US Censuses in Grays-Harbor-County, Washington (XGBoost, ~Confirmed), with identified parents Edward & Edward — first a head (b.~1906), then head of a 3-person household.
Age 34
b. ~1906
Male
Head
Born: Michigan
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Grays-Harbor-County, Washington |
| Surname | Duffy |
| Given Name | Edward J |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Michigan |
| 1935 Residence (City) | Aberdeen |
| Additional Details | |
| Occupation | Logger |
| Industry | Own Logging Co |
| Class of Worker | OA |
| Hours Worked | 40 |
| Highest Grade | No 8 |
| 1935 Residence | Washington |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
| Occupation | Logger |
| Township / Ward | Brady Precinct |
| Est. Birth Year | ~1906 |
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 Edward | Age | Birth yr |
|---|---|---|---|---|
| Helen Duffy | Spouse | — | 27 | ~1913 |
| Rodelle Duffy | Daughter | — | 3 | ~1937 |
| Edward Duffy | Head | — | 34 | ~1906 |
Census Appearances
1920
Mason, Washington
Son, age 14
Mason, Washington · implied b. ~1906 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Duffy |
| Given Name | Edward L. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Birthplace | Michigan |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Michigan |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1930
Mason, Washington
Son, age 24
Mason, Washington · implied b. ~1906 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Duffy |
| Given Name | Edward J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Michigan |
| Age at First Marriage | 24 |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Michigan |
| Occupation | Rigger |
| Industry | Logging Camp |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1940
Grays-Harbor-County, Washington
Head, age 34
Grays-Harbor-County, Washington · implied b. ~1906 — 3 household members
| Surname | Duffy |
| Given Name | Edward J |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Michigan |
| 1935 Residence (City) | Aberdeen |
| Occupation | Logger |
| Industry | Own Logging Co |
| Class of Worker | OA |
| Hours Worked | 40 |
| Highest Grade | No 8 |
| 1935 Residence | Washington |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
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 Edward Duffy across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Edward Duffy (~0.92 confidence) and father Edward Duffy (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Edward Duffy
b. ~1869
Source father
● Household
· direct · ~0.92
Father
Edward Duffy
b. ~1876
Source father
● Household
· direct · ~0.92
This person
Anchor record
Edward Duffy
Head · 1940 · age 34 · b. ~1906 · Washington
★ 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 — Grays-Harbor-County, Washington
Open full size
1940 US Federal Census — Grays-Harbor-County, Washington
Page Contents
36 people indexed on this census page (nara:1940:m-t0627-04340-00637)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Douglas C Honea | 5 | Son | — | Washington |
| 2 | Ethel P Honea | 3 | Daughter | — | Washington |
| 3 | Peter H Matson | 44 | Head | Logger | Russia |
| 4 | Marie M Matson | 46 | Wife | — | Oregon |
| 5 | Helena Merryman | 33 | Head | H | Kentucky |
| 6 | Virginia Lee Merryman | 14 | Daughter | — | California |
| 7 | Lee Bert Merryman | 12 | Son | — | Washington |
| 8 | Earl J Biggs | 36 | Lodger | Driver | Missouri |
| 9 | John R Anderson | 51 | Head | Locomotive Fireman | Michigan |
| 10 | Cloud P Jameson | 47 | Head | Labor | Kentucky |
| 11 | Matilda H Jameson | 40 | Wife | — | Oklahoma |
| 12 | Isaac R De Pew | 41 | Head | Shingle Weaver | Michigan |
| 13 | Annie J De Pew | 25 | Wife | — | Washington |
| 14 | James P De Pew | 15 | Son | — | Washington |
| 15 | Robert K De Pew | 14 | Son | — | Washington |
| 16 | Christ Boss | 54 | Head | Farmer | Switzerland |
| 17 | Julia A Smith | 36 | Maid | Maid | Missouri |
| 18 | Emma P Smith | 15 | Daughter | — | Washington |
| 19 | Albert C Smith | 15 | Son | — | Washington |
| 20 | Leonard Brandsted | 25 | Labor | Labor | Washington |
| 21 | Fred Mayo | 47 | Labor | Labor | Washington |
| 22 | Toby J Phillips | 49 | Head | Farmer | Michigan |
| 23 | Amanda C Phillips | 52 | Wife | — | Wisconsin |
| 24 | Simeon Rombough | 79 | Lodger | Labor | New York |
| 25 | James Mchenry | 77 | Head | Farmer | Ireland |
| 26 | Louis R Mueller | 45 | Head | Farmer | Washington |
| 27 | John Larson | 45 | Lodger | Labor | Washington |
| 28 | Edward J Duffy THIS PERSON | 34 | Head | Logger | Michigan |
| 29 | Helen M Duffy | 27 | Wife | — | Washington |
| 30 | Rodelle D Duffy | 3 | Daughter | — | Washington |
| 31 | Anna C Griffin | 58 | Head | Manager | South Dakota |
| 32 | Eugene J Griffin | 24 | Son | Labor | Washington |
| 33 | Pat C Griffin | 67 | Head | Farmer | Ireland |
| 34 | Ida C Helvey | 36 | Maid | Maid | Washington |
| 35 | Betty Jo Helvey | 13 | Daughter | — | Washington |
| 36 | Mildred G Helvey | 9 | Daughter | — | Washington |
Pedigree Summary
Edward
Gen 1 · 2 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)