HC
Herbert Clark — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Essex-County, Massachusetts
Our Model Tree links this Herbert Clark across the 1900, 1910, 1920, 1930 and 1940 US Censuses in Essex-County, Massachusetts (XGBoost, ~Confirmed) — first a head (b.~1874), then head of a 4-person household.
Age 66
b. ~1874
Male
Head
Born: Massachusetts
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Essex-County, Massachusetts |
| Surname | Clark |
| Given Name | Herbert F |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 66 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Marblehead Town |
| 1935 Residence (County) | Essex |
| Additional Details | |
| Hours Worked | 0 |
| Highest Grade | E-7 |
| 1935 Residence | Same house |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | Marblehead Town |
| Est. Birth Year | ~1874 |
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 Herbert | Age | Birth yr |
|---|---|---|---|---|
| Helen Arthur | Daughter | — | 47 | ~1893 |
| Herbert Clark | Head | — | 66 | ~1874 |
| Lena Clark | Spouse | — | 66 | ~1874 |
| Bertha Walker | Daughter | — | 43 | ~1897 |
Census Appearances
1900
Essex, Massachusetts
Head, age 28
Essex, Massachusetts · implied b. ~1872 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | Herbert |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| Birth Month | Apr |
| Birth Year | 1872 |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | Sailor Yacht |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1910
Essex, Massachusetts
Head, age 38
Essex, Massachusetts · implied b. ~1872 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | Herbert S. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| Years Married | 17 |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | Salesman |
| Industry | Dry Goods Wholesale |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1920
Essex, Massachusetts
Head, age 47
Essex, Massachusetts · implied b. ~1873 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | Herbert F |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 47 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | Fireman |
| Industry | Railroad |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Essex, Massachusetts
Head, age 57
Essex, Massachusetts · implied b. ~1873 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | Herbert F |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 57 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| Age at First Marriage | 21 |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | Gardener |
| Industry | Railroad |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 4000 |
| Radio Set | R |
| Veteran | No |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Essex-County, Massachusetts
Head, age 66
Essex-County, Massachusetts · implied b. ~1874 — 4 household members
| Surname | Clark |
| Given Name | Herbert F |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 66 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Marblehead Town |
| 1935 Residence (County) | Essex |
| Hours Worked | 0 |
| Highest Grade | E-7 |
| 1935 Residence | Same house |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
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 Herbert Clark across 5 US Census years (1900, 1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Herbert Clark
Head · 1940 · age 66 · b. ~1874 · 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
40 people indexed on this census page (nara:1940:m-t0627-01585-00143)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Mary C Jordan | 43 | Wife | — | Eire |
| 42 | Thomas A Jordan | 13 | Son | Clerical Work | Massachusetts |
| 43 | Dorothy Jordan | 20 | Daughter | Nursemaid | Massachusetts |
| 44 | Albert Jordan | 17 | Son | — | Massachusetts |
| 45 | James Jordan | 14 | Son | — | Massachusetts |
| 46 | Richard B Cole | 44 | Head | Contractor | Massachusetts |
| 47 | Hulda A Cole | 45 | Wife | — | Sweden |
| 48 | William J Cole | 27 | Son | Painter | Massachusetts |
| 49 | William E Withum | 49 | Head | Mechanic | Massachusetts |
| 50 | Mary B Withum | 39 | Wife | — | Massachusetts |
| 51 | William E Jr Withum | 9 | Son | — | Massachusetts |
| 52 | Kendrell R Gregware | 32 | Head | Radio Engineer | Massachusetts |
| 53 | H. Virginia Gregware | 29 | Wife | — | Massachusetts |
| 54 | Virginia N Gregware | 9 | Daughter | — | Massachusetts |
| 55 | Diane E Gregware | 5 | Daughter | — | Massachusetts |
| 56 | Mary E Hyam | 71 | Head | — | Massachusetts |
| 57 | Ralph N Hyam | 34 | Son | Printer | Massachusetts |
| 58 | John A Lowe | 74 | Head | — | Canada-English |
| 59 | William T Hanson | 50 | Head | Fisherman | Massachusetts |
| 60 | Ethel G Hanson | 40 | Wife | Saleslady | Massachusetts |
| 61 | Albert L Hanson | 12 | Son | — | Massachusetts |
| 62 | William H Barr | 18 | Step son | — | Massachusetts |
| 63 | Charles H Barr | 16 | Step son | — | Massachusetts |
| 64 | Lester H Woodfin | 35 | Head | Plumber | Massachusetts |
| 65 | Evelyn W Woodfin | 32 | Wife | — | Massachusetts |
| 66 | Lester H Jr. Woodfin | 8 | Son | — | Massachusetts |
| 67 | Keith Woodfin | 6 | Son | — | Massachusetts |
| 68 | Fred H Tucker | 36 | Head | Mechanic | Massachusetts |
| 69 | Emily A Tucker | 40 | Wife | Telephone Operator | Massachusetts |
| 70 | Herbert F Clark THIS PERSON | 66 | Head | — | Massachusetts |
| 71 | Lena G Clark | 66 | Wife | — | Massachusetts |
| 72 | Helen Arthur | 47 | Daughter | Stitcher | Massachusetts |
| 73 | Bertha Walker | 43 | Daughter | — | Massachusetts |
| 74 | Walter E Rice | 62 | Head | Fireman | Massachusetts |
| 75 | Louise H Rice | 58 | Wife | — | Germany |
| 76 | Carrie L Lombard | 34 | Daughter | Machine Operator | Massachusetts |
| 77 | Kenneth E Lombard | 34 | Son in law | Kettle Man | Massachusetts |
| 78 | Lillian I Lombard | 28 | Daughter | Secretary | Massachusetts |
| 79 | Thomas Sinclair | 72 | Head | Caretaker | Massachusetts |
| 80 | Mary E Sinclair | 69 | Wife | — | Massachusetts |
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)