JL
James Lynch — 1930 US Census Record
Model Tree available1930 United States Federal Census · Philadelphia, Pennsylvania
Our Model Tree links this James Lynch across the 1910, 1920 and 1930 US Censuses in Philadelphia, Pennsylvania (XGBoost, ~Confirmed), with identified parents James & John — first a son (b.~1901), then head of a 5-person household.
Age 29
b. ~1901
Male
Son
Born: Pennsylvania
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Philadelphia, Pennsylvania |
| Surname | Lynch |
| Given Name | James J. R. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Additional Details | |
| Occupation | Engraver |
| Industry | Photos |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Engraver |
| Township / Ward | Chestnut Hill City |
| Est. Birth Year | ~1901 |
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 James | Age | Birth yr |
|---|---|---|---|---|
| John Lynch | Head | — | 55 | ~1875 |
| Regina Lynch | Other | — | 50 | ~1880 |
| James Lynch | Son | — | 29 | ~1901 |
| Leon Lynch | Son | — | 24 | ~1906 |
| Viola Lynch | Spouse | — | 52 | ~1878 |
Census Appearances
1910
Philadelphia, Pennsylvania
Son, age 9
Philadelphia, Pennsylvania · implied b. ~1901 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lynch |
| Given Name | James J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 9 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1920
Philadelphia, Pennsylvania
Son, age 18
Philadelphia, Pennsylvania · implied b. ~1902 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lynch |
| Given Name | James J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Salesman |
| Industry | Sporting goods store |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Philadelphia, Pennsylvania
Son, age 29
Philadelphia, Pennsylvania · implied b. ~1901 — 5 household members
| Surname | Lynch |
| Given Name | James J. R. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Engraver |
| Industry | Photos |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
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 James Lynch across 3 US Census years (1910, 1920 and 1930) in Philadelphia, Pennsylvania, using XGBoost record linkage. Identified parents: father James Lynch (~0.92 confidence) and father John Lynch (~0.92 confidence) and mother Elizabeth Lynch (~0.92 confidence) and mother Viola Lynch (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
James Lynch
b. ~1869
Source father
● Household
· direct · ~0.92
Father
John Lynch
b. ~1875
Source father
● Household
· direct · ~0.92
Mother
Elizabeth Lynch
b. ~1877
Source mother
● Household
· direct · ~0.92
Mother
Viola Lynch
b. ~1878
Source mother
● Household
· direct · ~0.92
This person
Anchor record
James Lynch
Son · 1930 · age 29 · b. ~1901 · Pennsylvania
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Sibling
Leon Lynch
Sibling · 1930 · age 24
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 — Philadelphia, Pennsylvania
Open full size
1930 US Federal Census — Philadelphia, Pennsylvania
Page Contents
27 people indexed on this census page (ia:1930:fifteenthcensus00reel2104:0247)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Matthew Jr. Parks | 35 | Head | Doctor | Pennsylvania |
| 52 | Caroline R. Parks | 31 | Wife | — | Maryland |
| 53 | Virginia R. Parks | 9 | Daughter | — | Pennsylvania |
| 54 | Lucy R-H Rudderow | 21 | Head | Social Secretary | Pennsylvania |
| 55 | Catharine J. Rudderow | 19 | Sister | — | Pennsylvania |
| 56 | Ada M. C. Holland | 21 | Lodger | — | Pennsylvania |
| 57 | Frederick J. Saiser | 56 | Head | Painter | Pennsylvania |
| 58 | Rosina K-H Saiser | 60 | Sister | — | Pennsylvania |
| 59 | Anna M. Saiser | 55 | Sister | — | Pennsylvania |
| 60 | Harold Dickinson | 30 | Head | Electrician | Pennsylvania |
| 61 | Alice Dickinson | 26 | Wife | — | Pennsylvania |
| 62 | C. Harold Jr. Dickinson | 5 | Son | — | Pennsylvania |
| 63 | Muriel L. Dickinson | 2 | Son | — | Pennsylvania |
| 64 | John R. Lynch | 55 | Head | Conveyancer | Pennsylvania |
| 65 | Viola V. Lynch | 52 | Wife | — | Pennsylvania |
| 66 | James J. R. Lynch THIS PERSON | 29 | Son | Engraver | Pennsylvania |
| 67 | Leon C. Lynch | 24 | Son | — | Pennsylvania |
| 68 | Regina C. Lynch | 50 | Sister | Saleslady | Pennsylvania |
| 69 | Joseph Gordon | 42 | Head | Shoemaker | Poland |
| 70 | Rose Gordon | 42 | Wife | — | Poland |
| 71 | Samuel Gordon | 21 | Son | Radio Doctor | Pennsylvania |
| 72 | Alexander Gordon | 19 | Son | Salesman | Pennsylvania |
| 73 | Ida Gordon | 17 | Daughter | — | Pennsylvania |
| 74 | Lewis M. Gordon | 14 | Son | — | Pennsylvania |
| 75 | Sarah L. Gordon | 11 | Daughter | — | Pennsylvania |
| 76 | Mary Mccabe | 79 | Boarder | — | Irish Free State |
| 77 | Margaret Mccabe | 74 | Boarder | — | Irish Free State |
Pedigree Summary
James + 1 sibling
Gen 1 · 4 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)