HC
Helen Clark — 1930 US Census Record
Model Tree available1930 United States Federal Census · Middlesex, Massachusetts
Our Model Tree links this Helen Clark across the 1920, 1930 and 1940 US Censuses in Middlesex, Massachusetts (XGBoost, ~Confirmed), with identified parents A & Joseph — first a daughter (b.~1917), then head of a 5-person household.
Age 13
b. ~1917
Female
Daughter
Born: Massachusetts
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Middlesex, Massachusetts |
| Surname | Clark |
| Given Name | Helen |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | Stoneham Town Pt |
| 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.
5 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Helen | Age | Birth yr |
|---|---|---|---|---|
| Helen Clark | Daughter | — | 13 | ~1917 |
| A Clark | Head | — | 40 | ~1890 |
| Elsie Clark | Other | — | 41 | ~1889 |
| James Clark | Son | — | 15 | ~1915 |
| Arthur Clark | Son | — | 17 | ~1913 |
Census Appearances
1920
Middlesex, Massachusetts
Daughter, age 2
Middlesex, Massachusetts · implied b. ~1918 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | Helen R. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Can Read | No |
| Can Write | No |
| Speaks English | No |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Middlesex, Massachusetts
Daughter, age 13
Middlesex, Massachusetts · implied b. ~1917 — 5 household members
| Surname | Clark |
| Given Name | Helen |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Middlesex-County, Massachusetts
Spouse, age 23
Middlesex-County, Massachusetts · implied b. ~1917 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clarke |
| Given Name | Hester |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 23 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Malden city |
| 1935 Residence (County) | Middlesex |
| Industry | 0 |
| Highest Grade | H-2 |
| 1935 Residence | Same place |
| 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 Helen Clark across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father A Clark (~0.92 confidence) and father Joseph Clark (~0.92 confidence) and mother Elizabeth Clark (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
A Clark
b. ~1890
Source father
● Household
· direct · ~0.92
Father
Joseph Clark
b. ~1895
Source father
● Household
· direct · ~0.92
Mother
Elizabeth Clark
b. ~1898
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Helen Clark
Daughter · 1930 · age 13 · b. ~1917 · Massachusetts
★ You are viewing this record
Sibling
Arthur Clark
Sibling · 1930 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Clark
Sibling · 1930 · age 15
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
1930 US Federal Census — Middlesex, Massachusetts
Open full size
1930 US Federal Census — Middlesex, Massachusetts
Page Contents
50 people indexed on this census page (ia:1930:massachusettscensus00reel929:0742)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Mary R. Blunt | 29 | Wife-H | Hairdresser | Delaware |
| 52 | Olive J. Abbott | 33 | Roomer | Laborer | Massachusetts |
| 53 | A. Duncan Clark | 40 | Head | Salesman | Massachusetts |
| 54 | Elsie G. Clark | 41 | Wife-H | — | Massachusetts |
| 55 | Arthur W. Clark | 17 | Son | — | Massachusetts |
| 56 | James E. Clark | 15 | Son | — | Massachusetts |
| 57 | Helen Clark THIS PERSON | 13 | daughter | — | Massachusetts |
| 58 | Susan Burdick | 82 | Head | — | New Hampshire |
| 59 | Arthur W. White | 60 | Head | Gardner | Maine |
| 60 | Ella T. White | 70 | Wife-H | — | Massachusetts |
| 61 | Patrick F. Penney | 45 | Head | Chauffeur | Massachusetts |
| 62 | Ella M. Penney | 41 | Wife-H | — | Massachusetts |
| 63 | Eleanor F. Penney | 16 | daughter | — | Massachusetts |
| 64 | Cornelia R. Penney | 12 | daughter | — | Massachusetts |
| 65 | Charles W. Rafferty | 61 | Head | Postal Clerk | Massachusetts |
| 66 | Agnes Rafferty | 57 | Wife-H | — | Massachusetts |
| 67 | Charles T. Rafferty | 27 | Son | Postal Clerk | Massachusetts |
| 68 | Frances E. Rafferty | 23 | daughter | Plumber | Massachusetts |
| 69 | William E. Rafferty | 21 | Son | Mechanic | Massachusetts |
| 70 | Leroy W. French | 38 | Head | Architect | Connecticut |
| 71 | Helen M. French | 36 | Wife-H | — | Massachusetts |
| 72 | William H. French | 17 | Son | — | Connecticut |
| 73 | Gertrude V. French | 16 | daughter | — | Massachusetts |
| 74 | Leslie E. Jr. French | 12 | Son | — | Massachusetts |
| 75 | Richard B. French | 6 | Son | — | Massachusetts |
| 76 | Maranda Hayes | 79 | Head | — | Massachusetts |
| 77 | Henry J. Hayes | 56 | Son | Cutter | Massachusetts |
| 78 | Jennie M. Hayes | 53 | daughter | Secretary | Massachusetts |
| 79 | Mary Hart | 76 | Head | — | Irish Free State |
| 80 | Ella B. Hart | 42 | daughter | Operator | Massachusetts |
| 81 | Margaret E. Hart | 32 | daughter | Stenographer | Massachusetts |
| 82 | Ambrose E. B. Wright | 66 | Head | Janitor | Massachusetts |
| 83 | Fannie E. Wright | 68 | Wife-H | — | Massachusetts |
| 84 | Helen B. Miller | 23 | Grand-daughter | Secretary | Massachusetts |
| 85 | Ralph Miller | 24 | Grand-son | Mechanic | Massachusetts |
| 86 | Annie R. Morrison | 62 | Head | Nurse | Maine |
| 87 | Nathaniel H. Rugeri | 55 | Head | Salesman | Massachusetts |
| 88 | Flora B. Rugeri | 54 | Wife-H | — | Maine |
| 89 | John G. Golden | 46 | Head | Proprietor | Massachusetts |
| 90 | Mildred I. Golden | 46 | Wife-H | — | Massachusetts |
| 91 | Jane M. White | 76 | Mother-in-law | — | Irish Free State |
| 92 | William Rex | 22 | Head | Fireman | Massachusetts |
| 93 | Cornelius J. Samson | 32 | Head | Salesman | Massachusetts |
| 94 | Rose E. Samson | 27 | Wife-H | — | Massachusetts |
| 95 | Robert J. Samson | 5 | Son | — | Massachusetts |
| 96 | William Cosgrove | 51 | Head | Candy Maker | Massachusetts |
| 97 | Ruth Cosgrove | 41 | Wife-H | — | Massachusetts |
| 98 | Mildred Cosgrove | 20 | daughter | Hygienist | Massachusetts |
| 99 | Charles H. Henderson | 72 | Head | Salesman | Massachusetts |
| 100 | Ida E. Henderson | 76 | Wife-H | — | Massachusetts |
Pedigree Summary
Helen + 2 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 1930 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)