HL
Helen Lynch — 1920 US Census Record
Linked across censuses1920 United States Federal Census · Middlesex, Massachusetts
Our Model Tree links this Helen Lynch across the 1910 and 1920 US Censuses in Middlesex, Massachusetts (XGBoost, ~Confirmed) — first a daughter (b.~1897), then head of a 12-person household.
Age 23
b. ~1897
Female
Daughter
Born: Massachusetts
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Middlesex, Massachusetts |
| Surname | Lynch |
| Given Name | Helen W. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | New York |
| Mother's Birthplace | Massachusetts |
| Additional Details | |
| Occupation | English Teacher |
| Industry | Public School |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | English Teacher |
| Township / Ward | Cambridge City |
| Est. Birth Year | ~1897 |
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.
12 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to Helen | Age | Birth yr |
|---|---|---|---|---|
| Mary Lynch | Spouse | — | 53 | ~1867 |
| Margaret Lynch | Daughter | — | 16 | ~1904 |
| William Mahoney | Other | — | 22 | ~1898 |
| Henry Lynch | Son | — | 26 | ~1894 |
| Ellen Mahoney | Other | — | 40 | ~1880 |
| Helen Lynch | Daughter | — | 23 | ~1897 |
| Joseph Lynch | Son | — | 27 | ~1893 |
| Grace Lynch | Daughter | — | 25 | ~1895 |
| Mary Lynch | Daughter | — | 21 | ~1899 |
| Albert Lynch | Head | — | 53 | ~1867 |
| Frederick Lynch | Son | — | 29 | ~1891 |
| Albert Lynch | Son | — | 31 | ~1889 |
Census Appearances
1910
Middlesex, Massachusetts
Daughter, age 13
Middlesex, Massachusetts · implied b. ~1897 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lynch |
| Given Name | Helen W |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | New York |
| Mother's Birthplace | Massachusetts |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1920
Middlesex, Massachusetts
Daughter, age 23
Middlesex, Massachusetts · implied b. ~1897 — 12 household members
| Surname | Lynch |
| Given Name | Helen W. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | New York |
| Mother's Birthplace | Massachusetts |
| Occupation | English Teacher |
| Industry | Public School |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| 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 (1910 and 1920) in Middlesex, Massachusetts, using XGBoost record linkage.
Show:
This person
Anchor record
Helen Lynch
Daughter · 1920 · age 23 · b. ~1897 · Massachusetts
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Sibling
Albert Lynch
Sibling · 1920 · age 31
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Lynch
Sibling · 1920 · age 27
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Henry Lynch
Sibling · 1920 · age 26
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Lynch
Sibling · 1920 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Grace Lynch
Sibling · 1920 · age 25
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Frederick Lynch
Sibling · 1920 · age 29
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Lynch
Sibling · 1920 · age 21
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
1920 US Federal Census — Middlesex, Massachusetts
Open full size
1920 US Federal Census — Middlesex, Massachusetts
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu708unit:0444)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Cassie K. Doten | 45 | Wife | — | Vermont |
| 2 | Robert K. Doten | 14 | Son | — | Massachusetts |
| 3 | Dana M. Doten | 11 | Son | — | Massachusetts |
| 4 | Alice G. Thomas | 52 | Head | — | New York |
| 5 | Frank D. Thomas | 14 | Son | — | Massachusetts |
| 6 | Homer A. Thomas | 11 | Son | — | Massachusetts |
| 7 | Jane G. Stearns | 76 | Mother | — | New York |
| 8 | Elizabeth L. Nye | 60 | Boarder | — | Massachusetts |
| 9 | Martin B. Dowd | 58 | Head | Manufacturer | Ireland |
| 10 | Helen M. Dowd | 57 | Wife | — | Massachusetts |
| 11 | William J. Dowd | 30 | Son | — | Massachusetts |
| 12 | Alfred M. Dowd | 28 | Son | — | Massachusetts |
| 13 | Helena M. Dowd | 27 | Daughter | — | Massachusetts |
| 14 | Henry C. Long | 52 | Head | Lawyer | Nebraska |
| 15 | Frances R. Long | 47 | Wife | Teacher | Missouri |
| 16 | E. Waldo Long | 24 | Son | Associate Editor | Massachusetts |
| 17 | Rodney W. Long | 18 | Son | — | Massachusetts |
| 18 | Charles H. Bisher | 48 | Head | Estimator | Ohio |
| 19 | Isabelle Bisher | 46 | Wife | — | Canada |
| 20 | Charles H. Jr. Bisher | 13 | Son | — | Massachusetts |
| 21 | Katherine G. Lane | 58 | Head | Housekeeper | England |
| 22 | Bolin David H. Lane | 40 | Son in Law | Manager | Massachusetts |
| 23 | Clare G. Lane | 32 | Daughter | Asst Manager | Massachusetts |
| 24 | Florence M. Adams | 67 | Lodger | — | Massachusetts |
| 25 | Charles F. Woodman | 65 | Head | Clerk | Maine |
| 26 | Ida L. Woodman | 63 | Wife | — | Massachusetts |
| 27 | Albert E. Lynch | 53 | Head | Owner | New York |
| 28 | Mary E. Lynch | 53 | Wife | — | Massachusetts |
| 29 | Albert B. Lynch | 31 | Son | Pharmacist | Massachusetts |
| 30 | Frederick J. Lynch | 29 | Son | Physician | Massachusetts |
| 31 | Joseph P. Lynch | 27 | Son | Salesman | Massachusetts |
| 32 | Henry G. Lynch | 26 | Son | Clerk | Massachusetts |
| 33 | Grace E. Lynch | 25 | Daughter | Stenographer | Massachusetts |
| 34 | Helen W. Lynch THIS PERSON | 23 | Daughter | English Teacher | Massachusetts |
| 35 | Mary E. Lynch | 21 | Daughter | Clerk | Massachusetts |
| 36 | Margaret A. Lynch | 16 | Daughter | — | Massachusetts |
| 37 | Ellen A. Mahoney | 40 | Maid | Maid | Ireland |
| 38 | William Mahoney | 22 | Lodger | — | Massachusetts |
| 39 | Martha J. Dailey | 71 | Head | — | Massachusetts |
| 40 | Ethel W. Dailey | 44 | Daughter | Music Teacher | Massachusetts |
| 41 | Walter C. Hansen | 51 | Head | Pattern Maker | Norway |
| 42 | Evelyn B. Hansen | 28 | Wife | — | Massachusetts |
| 43 | Dorothy A. Hansen | 6 | Daughter | — | Massachusetts |
| 44 | Donald W. Hansen | 4 | Son | — | Massachusetts |
| 45 | Ruth Hansen | 2 | Daughter | — | Massachusetts |
| 46 | William D. Hudson | 32 | Head | Mechanical Engineer | Massachusetts |
| 47 | Bessie Hudson | 33 | Wife | — | Scotland |
| 48 | Dorothy H. Hudson | 0 | Daughter | — | Massachusetts |
| 49 | Samuel S. Campbell | 34 | Head | Chauffeur | Canada |
| 50 | Margaret A. Campbell | 35 | Wife | Maid | Ireland |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1920 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)