HL
Helen Lynch — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Middlesex, Massachusetts
Our Model Tree links this Helen Lynch across the 1930 and 1940 US Censuses in Middlesex, Massachusetts (XGBoost, ~Confirmed) — first a daughter (b.~1914), then head of a 15-person household.
Age 16
b. ~1914
Female
Daughter
Born: Massachusetts
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Middlesex, Massachusetts |
| Surname | Lynch |
| Given Name | Helen |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 16 |
| 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 | Arlington Town Part Of |
| Est. Birth Year | ~1914 |
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.
15 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Helen | Age | Birth yr |
|---|---|---|---|---|
| Catherine Lynch | Daughter | — | 14 | ~1916 |
| Helen Lynch | Daughter | — | 16 | ~1914 |
| John Lynch | Son | — | 23 | ~1907 |
| John Lynch | Head | — | 53 | ~1877 |
| Robert Lynch | Son | — | 8 | ~1922 |
| James Lynch | Son | — | 10 | ~1920 |
| Paul Lynch | Son | — | ~1930 | |
| Francis Lynch | Son | — | 2 | ~1928 |
| Alice Lynch | Daughter | — | 18 | ~1912 |
| Richard Lynch | Son | — | 1 | ~1929 |
| Margaret Lynch | Daughter | — | 12 | ~1918 |
| Mary Lynch | Spouse | — | 53 | ~1877 |
| Edward Lynch | Son | — | 4 | ~1926 |
| William Lynch | Son | — | 6 | ~1924 |
| Mary Lynch | Daughter | — | 21 | ~1909 |
Census Appearances
1930
Middlesex, Massachusetts
Daughter, age 16
Middlesex, Massachusetts · implied b. ~1914 — 15 household members
| Surname | Lynch |
| Given Name | Helen |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 16 |
| 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 27
Middlesex-County, Massachusetts · implied b. ~1913 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lynch |
| Given Name | Helena |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 27 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Medford City |
| 1935 Residence (County) | Middlesex |
| Highest Grade | H 4 |
| 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 Helen Lynch across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Helen Lynch
Daughter · 1930 · age 16 · b. ~1914 · Massachusetts
★ You are viewing this record
Sibling
Richard Lynch
Sibling · 1930 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Lynch
Sibling · 1930 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Francis Lynch
Sibling · 1930 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Lynch
Sibling · 1930 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Lynch
Sibling · 1930 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Catherine Lynch
Sibling · 1930 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Lynch
Sibling · 1930 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alice Lynch
Sibling · 1930 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edward Lynch
Sibling · 1930 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Paul Lynch
Sibling · 1930 · age
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Lynch
Sibling · 1930 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Lynch
Sibling · 1930 · age 8
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:massachusettscensus00reel914:0160)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Benjamin Fiske | 57 | Head | Manager | Massachusetts |
| 2 | Gertrude Fiske | 55 | Wife | — | Massachusetts |
| 3 | Dorothy Fiske | 26 | Daughter | — | Massachusetts |
| 4 | Helen Fiske | 24 | Daughter | — | Massachusetts |
| 5 | Mildred Fiske | 22 | Daughter | — | Massachusetts |
| 6 | Helen S. Fiske | 20 | Daughter | — | Massachusetts |
| 7 | John S. Fiske | 24 | Son | — | Massachusetts |
| 8 | Ruth Fiske | 17 | Daughter | — | Massachusetts |
| 9 | Joseph Fiske | 10 | Son | — | Massachusetts |
| 10 | John J. Lynch | 53 | Head | Window Cleaner | Massachusetts |
| 11 | Mary Lynch | 53 | Wife | Engineer | Massachusetts |
| 12 | John J. Jr. Lynch | 23 | Son | Route Manager | Massachusetts |
| 13 | Mary Lynch | 21 | Daughter | — | Massachusetts |
| 14 | Alice Lynch | 18 | Daughter | — | Massachusetts |
| 15 | Helen Lynch THIS PERSON | 16 | Daughter | — | Massachusetts |
| 16 | Catherine Lynch | 14 | Daughter | — | Massachusetts |
| 17 | Margaret Lynch | 12 | Daughter | — | Massachusetts |
| 18 | James Lynch | 10 | Son | — | Massachusetts |
| 19 | Robert Lynch | 8 | Son | — | Massachusetts |
| 20 | William Lynch | 6 | Son | — | Massachusetts |
| 21 | Edward Lynch | 4 | Son | — | Massachusetts |
| 22 | Francis Lynch | 2 | Son | — | Massachusetts |
| 23 | Richard Lynch | 1 | Son | — | Massachusetts |
| 24 | Paul Lynch | 0 | Son | — | Massachusetts |
| 25 | John Lynch | 37 | Head | Laborer | Massachusetts |
| 26 | Mary Lynch | 35 | Wife | — | Massachusetts |
| 27 | John Lynch | 11 | Son | — | Massachusetts |
| 28 | Mary Lynch | 9 | Daughter | — | Massachusetts |
| 29 | James Lynch | 7 | Son | — | Massachusetts |
| 30 | Pius Barrett | 35 | Head | Teacher | Massachusetts |
| 31 | Mary Barrett | 31 | Wife | — | Massachusetts |
| 32 | Mary Barrett | 9 | Daughter | — | Massachusetts |
| 33 | Pius Barrett | 7 | Son | — | Massachusetts |
| 34 | John Barrett | 5 | Son | — | Massachusetts |
| 35 | Freddie Barrett | 3 | Son | — | Massachusetts |
| 36 | William Barrett | 1 | Son | — | Massachusetts |
| 37 | William Dunn | 24 | Head | Driver | Massachusetts |
| 38 | Alice Dunn | 22 | Wife | — | Massachusetts |
| 39 | William Dunn | 1 | Son | — | Massachusetts |
| 40 | Walter Morgan | 30 | Head | Estimator | Pennsylvania |
| 41 | Sarah Morgan | 27 | Wife | — | Massachusetts |
| 42 | Walter Morgan | 7 | Son | — | Massachusetts |
| 43 | Robert Morgan | 5 | Son | — | Massachusetts |
| 44 | Richard Morgan | 4 | Son | — | Massachusetts |
| 45 | Donald Morgan | 2 | Son | — | Massachusetts |
| 46 | Paul Morgan | 1 | Son | — | Massachusetts |
| 47 | Oscar Anderson | 35 | Head | Accountant | Norway |
| 48 | Emma Anderson | 32 | Wife | — | Minnesota |
| 49 | Oscar Anderson | 8 | Son | — | Massachusetts |
| 50 | Robert Anderson | 6 | Son | — | Massachusetts |
Related Census Records
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)