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William Lynch — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Suffolk, Massachusetts
Our Model Tree links this William Lynch across the 1910, 1920 and 1930 US Censuses in Suffolk, Massachusetts (XGBoost, ~Confirmed) — first a head (b.~1864), then head of a 6-person household.
Age 66
b. ~1864
Male
Head
Born: Massachusetts
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Suffolk, Massachusetts |
| Surname | Lynch |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 66 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| Age at First Marriage | 30 |
| Father's Birthplace | Irish Free State |
| Mother's Birthplace | Irish Free State |
| Additional Details | |
| Occupation | Machinist |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 85.00 |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Machinist |
| Township / Ward | Boston City |
| Est. Birth Year | ~1864 |
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.
6 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Margaret Lynch | Daughter | — | 34 | ~1896 |
| Helen Lynch | Daughter | — | 32 | ~1898 |
| William Lynch | Head | — | 66 | ~1864 |
| Henry Roche | Other | — | 56 | ~1874 |
| Henry Lynch | Son | — | 29 | ~1901 |
| Margaret Lynch | Spouse | — | 66 | ~1864 |
Census Appearances
1910
Suffolk, Massachusetts
Head, age 45
Suffolk, Massachusetts · implied b. ~1865
●
Primary link
· ~Confirmed · 1 source
XGBoost
| Surname | Lynch |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 45 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| Years Married | 15 |
| Father's Birthplace | Ireland English |
| Mother's Birthplace | Ireland English |
| Occupation | Merchant |
| Industry | Liquor |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1920
Suffolk, Massachusetts
Head, age 55
Suffolk, Massachusetts · implied b. ~1865 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lynch |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 55 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Machinist |
| Industry | Sheet Metal Works |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | R |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Suffolk, Massachusetts
Head, age 66
Suffolk, Massachusetts · implied b. ~1864 — 6 household members
| Surname | Lynch |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 66 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| Age at First Marriage | 30 |
| Father's Birthplace | Irish Free State |
| Mother's Birthplace | Irish Free State |
| Occupation | Machinist |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 85.00 |
| 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 William Lynch across 3 US Census years (1910, 1920 and 1930) in Suffolk, Massachusetts, using XGBoost record linkage.
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This person
Anchor record
William Lynch
Head · 1930 · age 66 · b. ~1864 · Massachusetts
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Suffolk, Massachusetts
Open full size
1930 US Federal Census — Suffolk, Massachusetts
Page Contents
34 people indexed on this census page (ia:1930:massachusettscensus00reel958:0542)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Elizabeth Whelan | 21 | Daughter | — | Massachusetts |
| 53 | Robert S. Burns | 33 | Head | Fireman | Massachusetts |
| 54 | Hazel E. Burns | 34 | Wife | Homemaker | Canada Eng |
| 55 | Paul W. Burns | 5 | Son | — | Massachusetts |
| 56 | Doris Y. Crosbie | 28 | Sister | — | Canada Eng |
| 57 | Everett Johnston | 34 | Head | Boston Con. Gas | Canada Eng |
| 58 | Janice Johnston | 27 | Wife | Homemaker | Canada Eng |
| 60 | Frank G. Yanes | 43 | Head | Cotton Waste | Massachusetts |
| 61 | Sarah Yanes | 38 | Wife | Home Maker | Vermont |
| 62 | Philip Yanes | 5 | Son | — | Massachusetts |
| 63 | Sarah Stockwell | 16 | Maid | Maid | Massachusetts |
| 64 | William Lynch THIS PERSON | 66 | Head | Machinist | Massachusetts |
| 65 | Margaret Lynch | 66 | Wife | Home | Massachusetts |
| 66 | Margaret Lynch | 34 | Daughter | Attorney | Massachusetts |
| 67 | Helen Lynch | 32 | Daughter | Music Tea. | Massachusetts |
| 68 | Henry B. Lynch | 29 | Son | Architect | Massachusetts |
| 69 | Henry B. Roche | 56 | Uncle | Music Super | Massachusetts |
| 70 | Miles D. Lee | 28 | Head | Physiologist | Massachusetts |
| 71 | Helen M. Lee | 27 | Wife | Homemaker | Ohio |
| 72 | Katherine Cassidy | 56 | Head | Bookkeeper | Canada Eng. |
| 73 | Hugh F. Cassidy | 51 | Brother | Undertaker | Canada Eng. |
| 74 | Clifford Y. King | 35 | Head | Salesman | Connecticut |
| 75 | Edith L. King | 35 | Wife | Home | Massachusetts |
| 76 | Donald King | 4 | Son | — | Massachusetts |
| 77 | John W. Merkel | 60 | Head | Painter | Germany |
| 78 | Augusta Merkel | 64 | Wife | Home | Germany |
| 79 | Henry Mierer | 45 | Head | Taxi | Massachusetts |
| 80 | Isabelle W. Mierer | 33 | Wife | Stenographer | Massachusetts |
| 81 | Georgiana Jones | 56 | Mother | Home | Maine |
| 93 | Frank G. Baker | 27 | Head | Ele. Operator | Massachusetts |
| 94 | Dorothy B. Baker | 27 | Wife | Home | Massachusetts |
| 95 | Frank G. Baker | 3 | Son | — | Massachusetts |
| 96 | Panagiotis Pappadopoulos | 40 | Head | Real Estate | Greece |
| 97 | Anna Pappadopoulos | 32 | Wife | Home | Greece |
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)