FL
Francis Lynch — 1930 US Census Record
Model Tree available1930 United States Federal Census · Middlesex, Massachusetts
Our Model Tree links this Francis Lynch across the 1910, 1920 and 1930 US Censuses in Middlesex, Massachusetts (XGBoost, ~Confirmed), with identified parents Frank & John — first a son (b.~1908), then head of a 5-person household.
Age 22
b. ~1908
Male
Son
Born: Massachusetts
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Middlesex, Massachusetts |
| Surname | Lynch |
| Given Name | Francis H |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Additional Details | |
| Occupation | Laborer |
| Industry | Odd Jobs |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Laborer |
| Township / Ward | Somerville City |
| Est. Birth Year | ~1908 |
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 Francis | Age | Birth yr |
|---|---|---|---|---|
| Eulalia Lynch | Daughter | — | 15 | ~1915 |
| Daniel Lynch | Son | — | 21 | ~1909 |
| Helen Lynch | Head | — | 48 | ~1882 |
| Eileen Lynch | Daughter | — | 19 | ~1911 |
| Francis Lynch | Son | — | 22 | ~1908 |
Census Appearances
1910
Middlesex, Massachusetts
Son, age 1
Middlesex, Massachusetts · implied b. ~1909 — 13 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lynch |
| Given Name | Francis |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Massachusetts |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1920
Middlesex, Massachusetts
Son, age 12
Middlesex, Massachusetts · implied b. ~1908 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lynch |
| Given Name | Francis H |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Middlesex, Massachusetts
Son, age 22
Middlesex, Massachusetts · implied b. ~1908 — 5 household members
| Surname | Lynch |
| Given Name | Francis H |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | Laborer |
| Industry | Odd Jobs |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| 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 Francis Lynch across 3 US Census years (1910, 1920 and 1930) in Middlesex, Massachusetts, using XGBoost record linkage. Identified parents: father Frank Lynch (~0.92 confidence) and father John Lynch (~0.92 confidence) and mother Ellen Lynch (~0.92 confidence) and mother Helen Lynch (~0.92 confidence) and mother Mary Lynch (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Frank Lynch
b. ~1880
Source father
● Household
· direct · ~0.92
Father
John Lynch
b. ~1865
Source father
● Household
· direct · ~0.92
Mother
Ellen Lynch
b. ~1881
Source mother
● Household
· direct · ~0.92
Mother
Helen Lynch
b. ~1882
Source mother
● Household
· direct · ~0.92
Mother
Mary Lynch
b. ~1869
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Francis Lynch
Son · 1930 · age 22 · b. ~1908 · Massachusetts
★ You are viewing this record
Sibling
Daniel Lynch
Sibling · 1930 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Eulalia Lynch
Sibling · 1930 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Eileen Lynch
Sibling · 1930 · age 19
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:massachusettscensus00reel927:0847)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | John M Sullivan | 33 | Head | Teamster | Massachusetts |
| 2 | Helen C Sullivan | 34 | Wife | — | Massachusetts |
| 3 | John Sullivan | 13 | Son | — | Massachusetts |
| 4 | Helen Sullivan | 11 | Daughter | — | Massachusetts |
| 5 | William Sullivan | 10 | Son | — | Massachusetts |
| 6 | Michael Sullivan | 50 | Head | Carpenter | Irish Free State |
| 7 | Bridget Sullivan | 48 | Wife | — | Irish Free State |
| 8 | Catherine Sullivan | 17 | Daughter | — | Massachusetts |
| 9 | John Sullivan | 15 | Son | — | Massachusetts |
| 10 | Thomas Sullivan | 13 | Son | — | Massachusetts |
| 11 | Ellen Sullivan | 11 | Daughter | — | Massachusetts |
| 12 | Mary Sullivan | 9 | Daughter | — | Massachusetts |
| 13 | John J Mcgrath | 40 | Head | Truck Driver | Irish Free State |
| 14 | Margaret M Mcgrath | 30 | Wife | — | Massachusetts |
| 15 | Mary M Mcgrath | 4 | Daughter | — | Massachusetts |
| 16 | John J Mcgrath | 2 | Son | — | Massachusetts |
| 17 | James P Mcgrath | 1 | Son | — | Massachusetts |
| 18 | Helen C Lynch | 48 | Head | — | Massachusetts |
| 19 | Francis H Lynch THIS PERSON | 22 | Son | Laborer | Massachusetts |
| 20 | Daniel E Lynch | 21 | Son | Foreman | Massachusetts |
| 21 | Eileen G Lynch | 19 | Daughter | Operator | Massachusetts |
| 22 | Eulalia Lynch | 15 | Daughter | — | Massachusetts |
| 23 | William Symonds | 63 | Head | Delivery Clerk | England |
| 24 | Elizabeth M Symonds | 51 | Wife | Rubber Worker | Canada English |
| 25 | Edith M Symonds | 34 | Daughter | Saleswoman | Massachusetts |
| 26 | Charles G Prentice | 42 | Head | Postal Clerk | Massachusetts |
| 27 | Nathalie P Prentice | 41 | Wife | — | New Hampshire |
| 28 | Gordon P Prentice | 20 | Son | Postal Clerk | Massachusetts |
| 29 | Natalia V Prentice | 18 | Daughter | — | Massachusetts |
| 30 | Earle H Prentice | 14 | Son | — | Massachusetts |
| 31 | Richard M Prentice | 8 | Son | — | Massachusetts |
| 32 | John A Sexton | 35 | Head | Laborer | Canada English |
| 33 | Mary E Sexton | 33 | Wife | — | Canada French |
| 34 | Annie E Sexton | 8 | Daughter | — | Canada French |
| 35 | Jessie A Sexton | 5 | Daughter | — | Massachusetts |
| 36 | John A Sexton | 4 | Son | — | Massachusetts |
| 37 | James D Sexton | 2 | Son | — | Massachusetts |
| 38 | John N Mclean | 51 | Head | Fireman | Nova Scotia |
| 39 | Flora Mclean | 49 | Wife | — | Massachusetts |
| 40 | Florence M Mclean | 16 | Daughter | Packer | Massachusetts |
| 41 | John H Mclean | 11 | Son | — | Massachusetts |
| 42 | Lillian Mclean | 8 | Daughter | — | Massachusetts |
| 43 | Mortimer Whalen | 52 | Head | Laborer | Irish Free State |
| 44 | Margaret Whalen | 40 | Wife | — | Irish Free State |
| 45 | Mary E Whalen | 18 | Daughter | Inspector | Massachusetts |
| 46 | John J Devan | 38 | Head | Brakeman | Canada French |
| 47 | Celia A Devan | 26 | Wife | — | Canada French |
| 48 | Mary D Devan | 2 | Daughter | — | Massachusetts |
| 49 | Mary M Lovering | 34 | Head | — | Massachusetts |
| 50 | Arthur H Lovering | 7 | Son | — | Massachusetts |
Pedigree Summary
Francis + 3 siblings
Gen 1 · 5 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)