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William Dunn — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Essex-County, Massachusetts
Our Model Tree links this William Dunn across the 1920, 1930 and 1940 US Censuses in Essex-County, Massachusetts (XGBoost, ~Confirmed) — first a head (b.~1879), then head of a 4-person household.
Age 61
b. ~1879
Male
Head
Born: Maine
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Essex-County, Massachusetts |
| Surname | Dunn |
| Given Name | William C |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 61 |
| Marital Status | Married |
| Birthplace | Maine |
| 1935 Residence (City) | Rowley |
| 1935 Residence (County) | Essex |
| Additional Details | |
| Occupation | operator |
| Industry | Farm |
| Class of Worker | OA |
| Income (1939) | 98 |
| Highest Grade | No 8 |
| 1935 Residence | Same house |
| Birth State | Maine |
| Birth Country | United States |
| Birthplace (normalized) | maine |
| Occupation | Operator |
| Township / Ward | Rowley |
| Est. Birth Year | ~1879 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Dorothy Dunn | Daughter | — | 27 | ~1913 |
| William Dunn | Head | — | 61 | ~1879 |
| Chester Dunn | Son | — | 26 | ~1914 |
| Mary Dunn | Spouse | — | 55 | ~1885 |
Census Appearances
1920
Essex, Massachusetts
Head, age 40
Essex, Massachusetts · implied b. ~1880 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Dunn |
| Given Name | William E. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Maine |
| Father's Birthplace | Maine |
| Mother's Birthplace | Maine |
| Occupation | Farm Foreman |
| Industry | Dairy & Poultry |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Maine |
| Birth Country | United States |
| Birthplace (normalized) | maine |
1930
Essex, Massachusetts
Head, age 51
Essex, Massachusetts · implied b. ~1879 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Dunn |
| Given Name | William C |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 51 |
| Marital Status | Married |
| Birthplace | Maine |
| Age at First Marriage | 26 |
| Father's Birthplace | Maine |
| Mother's Birthplace | Maine |
| Occupation | Farmer |
| Industry | Dairy farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 1400 |
| Veteran | No |
| Birth State | Maine |
| Birth Country | United States |
| Birthplace (normalized) | maine |
1940
Essex-County, Massachusetts
Head, age 61
Essex-County, Massachusetts · implied b. ~1879 — 4 household members
| Surname | Dunn |
| Given Name | William C |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 61 |
| Marital Status | Married |
| Birthplace | Maine |
| 1935 Residence (City) | Rowley |
| 1935 Residence (County) | Essex |
| Occupation | operator |
| Industry | Farm |
| Class of Worker | OA |
| Income (1939) | 98 |
| Highest Grade | No 8 |
| 1935 Residence | Same house |
| 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 William Dunn across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
William Dunn
Head · 1940 · age 61 · b. ~1879 · Massachusetts
★ 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 — Essex-County, Massachusetts
Open full size
1940 US Federal Census — Essex-County, Massachusetts
Page Contents
15 people indexed on this census page (nara:1940:m-t0627-01588-00742)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Herbert O Jr Pickard | 27 | Head | Laborer | Massachusetts |
| 42 | Helen C Pickard | 26 | Wife | — | Massachusetts |
| 43 | Dona M Pickard | 1 | Daughter | — | Massachusetts |
| 44 | William C Dunn THIS PERSON | 61 | Head | Operator | Maine |
| 45 | Mary A Dunn | 55 | Wife | — | Massachusetts |
| 46 | Dorothy C Dunn | 27 | Daughter | Artist | Massachusetts |
| 47 | Chester H Dunn | 26 | Son | Laborer | Massachusetts |
| 48 | Raphael F Gerow | 42 | Head | Salesman | Massachusetts |
| 49 | Dora E Gerow | 40 | Wife | — | Massachusetts |
| 50 | Raymond D Gerow | 19 | Son | Clerk | Massachusetts |
| 51 | Arthur W Gerow | 18 | Son | — | Massachusetts |
| 52 | Leo J Gerow | 15 | Son | — | Massachusetts |
| 53 | Frances E Gerow | 13 | Daughter | — | Massachusetts |
| 54 | Jennette D Gerow | 11 | Daughter | — | Massachusetts |
| 55 | Beverly A Gerow | 0 | Daughter | — | Massachusetts |
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)