ML
Margaret Lynch — 1930 US Census Record
Model Tree available1930 United States Federal Census · New Castle, Delaware
Our Model Tree links this Margaret Lynch across the 1910, 1920 and 1930 US Censuses in New Castle, Delaware (XGBoost, ~Confirmed), with identified parents Patrick & Patrick — first a daughter (b.~1906), then head of a 7-person household.
Age 24
b. ~1906
Female
Daughter
Born: Delaware
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | New Castle, Delaware |
| Surname | Lynch |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Delaware |
| Father's Birthplace | Delaware |
| Mother's Birthplace | New York |
| Additional Details | |
| Occupation | Book-keeper |
| Industry | Drug Store |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Delaware |
| Birth Country | United States |
| Birthplace (normalized) | delaware |
| Occupation | Book-Keeper |
| Township / Ward | Wilmington City |
| Est. Birth Year | ~1906 |
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.
7 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Margaret | Age | Birth yr |
|---|---|---|---|---|
| Margaret Lynch | Daughter | — | 24 | ~1906 |
| Ann Lynch | Daughter | — | 31 | ~1899 |
| Gertrude Lynch | Daughter | — | 33 | ~1897 |
| Patrick Lynch | Head | — | 63 | ~1867 |
| Mary Lynch | Other | — | 62 | ~1868 |
| Wm Lynch | Son | — | 26 | ~1904 |
| Francis Lynch | Son | — | 19 | ~1911 |
Census Appearances
1910
New Castle, …
Daughter, age 5
New Castle, Delaware · implied b. ~1905 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lynch |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Delaware |
| Father's Birthplace | Delaware |
| Mother's Birthplace | New York |
| Birth State | Delaware |
| Birth Country | United States |
| Birthplace (normalized) | delaware |
1920
New Castle, …
Daughter, age 14
New Castle, Delaware · implied b. ~1906 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lynch |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Delaware |
| Father's Birthplace | Delaware |
| Mother's Birthplace | New York |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Delaware |
| Birth Country | United States |
| Birthplace (normalized) | delaware |
1930
New Castle, …
Daughter, age 24
New Castle, Delaware · implied b. ~1906 — 7 household members
| Surname | Lynch |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Delaware |
| Father's Birthplace | Delaware |
| Mother's Birthplace | New York |
| Occupation | Book-keeper |
| Industry | Drug Store |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Delaware |
| Birth Country | United States |
| Birthplace (normalized) | delaware |
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 Margaret Lynch across 3 US Census years (1910, 1920 and 1930) in New Castle, Delaware, using XGBoost record linkage. Identified parents: father Patrick Lynch (~0.92 confidence) and father Patrick Lynch (~0.92 confidence) and mother Mary Lynch (~0.92 confidence) and father Mark Lynch (~0.60 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.84
Father
Patrick Lynch
b. ~1867
Source father
● Household
· direct · ~0.92
Father
Patrick Lynch
b. ~1868
Source father
● Household
· direct · ~0.92
Mother
Mary Lynch
b. ~1870
Source mother
● Household
· direct · ~0.92
Father
Mark Lynch
b. ~1894
Source father
● Household
· direct · ~0.6
This person
Anchor record
Margaret Lynch
Daughter · 1930 · age 24 · b. ~1906 · Delaware
★ You are viewing this record
Sibling
Gertrude Lynch
Sibling · 1930 · age 33
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Francis Lynch
Sibling · 1930 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Wm Lynch
Sibling · 1930 · age 26
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ann Lynch
Sibling · 1930 · age 31
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 — New Castle, Delaware
Open full size
1930 US Federal Census — New Castle, Delaware
Page Contents
50 people indexed on this census page (ia:1930:15thcensus289unit:0106)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Robert W. Miller | 63 | Head | Clerk | Delaware |
| 2 | Ella Miller | 85 | Mother | — | Delaware |
| 3 | Mary Miller | 59 | Sister-H | — | Delaware |
| 4 | R. G. Miller | 29 | Daughter | Stenographer | Delaware |
| 5 | Mary W. Miller | 55 | Head | — | Delaware |
| 6 | Mary H. Hasley | 16 | Niece-H | — | Pennsylvania |
| 7 | Robert Armstrong | 25 | Boarder | Draftsman | Pennsylvania |
| 8 | John Davidson | 21 | Boarder | Book-Keeper | New Jersey |
| 9 | Michael Schutz | 75 | Head | — | Austria-Hungary |
| 10 | Antoinette Schutz | 59 | Wife-H | — | Austria-Hungary |
| 11 | Frank Schutz | 33 | Son | Treasurer | Delaware |
| 12 | Chas. A. Schutz | 35 | Son | Secretary | Delaware |
| 13 | Lewis W. Jordan | 70 | Head | — | Maryland |
| 14 | Sara Jordan | 69 | Wife-H | — | Maryland |
| 15 | Gertrude Jordan | 45 | Daughter | Teacher | Delaware |
| 16 | Margaret Martin | 74 | Head | — | Maryland |
| 17 | Ella B. Martin | 43 | Daughter | Stenographer | Delaware |
| 18 | Mary K. Martin | 44 | Daughter | Nurse | Delaware |
| 19 | Patrick Lynch | 63 | Head | Pattern Maker | Delaware |
| 20 | Mary A. Lynch | 62 | Wife-H | — | New York |
| 21 | Gertrude Lynch | 33 | Daughter | Stenographer | Delaware |
| 22 | Ann Lynch | 31 | Daughter | Cashier | Delaware |
| 23 | Wm. P. Lynch | 26 | Son | Clerk | Delaware |
| 24 | Margaret Lynch THIS PERSON | 24 | Daughter | Book-Keeper | Delaware |
| 25 | Francis C. Lynch | 19 | Son | Office Clerk | Delaware |
| 26 | Walter C. Sr. Walker | 62 | Head | Electrician | Delaware |
| 27 | Anna E. Walker | 62 | Wife-H | — | Delaware |
| 28 | Walter C. Jr. Walker | 37 | Son | Glazer | Delaware |
| 29 | Anna M. Walker | 16 | Daughter | — | Delaware |
| 30 | Lawrence W. Hill | 54 | Brother-in-law | Chauffeur | Delaware |
| 31 | Samuel R. Hill | 46 | Head | Shipwright | Pennsylvania |
| 32 | Jennie N. Hill | 45 | Wife-H | Saleslady | Pennsylvania |
| 33 | Raymond Holland | 39 | Head | Engineer | Maryland |
| 34 | Emma Holland | 37 | Wife-H | — | Delaware |
| 35 | Raymond Holland | 13 | Son | — | Delaware |
| 36 | Stephenson J. Hugh | 46 | Head | Conductor | Maryland |
| 37 | Grace W. Hugh | 45 | Wife-H | — | Maryland |
| 38 | Stephenson J. Jr. Hugh | 15 | Son | — | Maryland |
| 39 | Wm. J. Manning | 67 | Head | — | Delaware |
| 40 | Edmonia H. Manning | 66 | Wife-H | — | Maryland |
| 41 | Wm. E. Manning | 28 | Son | Office Clerk | Delaware |
| 42 | Mary K. Manning | 27 | Daughter | Stenographer | Delaware |
| 43 | Clarence M. Cahoon | 46 | Head | Salesman | Missouri |
| 44 | Barbara Latchum | 35 | Sister-H | — | Delaware |
| 45 | Joseph Wallace | 20 | Nephew | Clerk | Pennsylvania |
| 46 | Milford Latchum | 11 | Nephew | — | Delaware |
| 47 | Caroline Latchum | 8 | Niece | — | Delaware |
| 48 | Wm. G. Jones | 52 | Head | Engineer | Indiana |
| 49 | L. May Jones | 39 | Wife-H | — | Delaware |
| 50 | Helen R. Jones | 15 | Daughter | — | Delaware |
Related Census Records
Pedigree Summary
Margaret + 4 siblings
Gen 1 · 4 parents
~0.84
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)