GJ
Grace Jackson — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Montgomery, Pennsylvania
Our Model Tree links this Grace Jackson across the 1920 and 1930 US Censuses in Montgomery, Pennsylvania (XGBoost, ~Confirmed) — first a daughter (b.~1909), then head of a 7-person household.
Age 21
b. ~1909
Female
Daughter
Born: Pennsylvania
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Montgomery, Pennsylvania |
| Surname | Jackson |
| Given Name | Grace |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | England |
| Additional Details | |
| Occupation | Chauffeur |
| Industry | Nursery Truck |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Chauffeur |
| Township / Ward | Barren Hill |
| Est. Birth Year | ~1909 |
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 Grace | Age | Birth yr |
|---|---|---|---|---|
| Edna Jackson | Daughter | — | 31 | ~1899 |
| Grace Jackson | Daughter | — | 21 | ~1909 |
| John Jackson | Head | — | 56 | ~1874 |
| Edward Jackson | Son | — | 26 | ~1904 |
| John Jackson | Son | — | 23 | ~1907 |
| Ada Jackson | Spouse | — | 54 | ~1876 |
| Walter Jackson | Son | — | 16 | ~1914 |
Census Appearances
1920
Philadelphia, Pennsylvania
Daughter, age 11
Philadelphia, Pennsylvania · implied b. ~1909 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jackson |
| Given Name | Grace A |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | England |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Montgomery, Pennsylvania
Daughter, age 21
Montgomery, Pennsylvania · implied b. ~1909 — 7 household members
| Surname | Jackson |
| Given Name | Grace |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | England |
| Occupation | Chauffeur |
| Industry | Nursery Truck |
| 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 Grace Jackson across 2 US Census years (1920 and 1930) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Grace Jackson
Daughter · 1930 · age 21 · b. ~1909 · Pennsylvania
★ You are viewing this record
Sibling
John Jackson
Sibling · 1930 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Walter Jackson
Sibling · 1930 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edna Jackson
Sibling · 1930 · age 31
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edward Jackson
Sibling · 1930 · age 26
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 — Montgomery, Pennsylvania
Open full size
1930 US Federal Census — Montgomery, Pennsylvania
Page Contents
50 people indexed on this census page (ia:1930:fifteenthcensus00reel2085:0687)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Junius Howe | 54 | Head | Laborer | Ohio |
| 2 | Carrie Howe | 52 | Wife | — | Ohio |
| 3 | Edna Howe | 28 | Daughter | — | Ohio |
| 4 | Clarence Howe | 23 | Son | — | Ohio |
| 5 | George W Collins | 39 | Head | Laborer | Pennsylvania |
| 6 | Blanche A Collins | 37 | Wife | Farmer | Pennsylvania |
| 7 | Harley L Collins | 7 | Son | — | Pennsylvania |
| 8 | Allen G Collins | 5 | Son | — | Pennsylvania |
| 9 | Richard G Collins | 5 | Son | — | Pennsylvania |
| 10 | Andrew J Collins | 75 | Father | — | Pennsylvania |
| 11 | John Sr Jackson | 56 | Head | Laborer | Pennsylvania |
| 12 | Ada L Jackson | 54 | Wife | Gardiner | England |
| 13 | Edna Jackson | 31 | Daughter | — | Pennsylvania |
| 14 | Edward Jackson | 26 | Son | Asst Clerk | Pennsylvania |
| 15 | John Jr Jackson | 23 | Son | Gardener | Pennsylvania |
| 16 | Grace Jackson THIS PERSON | 21 | Daughter | Chauffeur | Pennsylvania |
| 17 | Walter Jackson | 16 | Son | — | Pennsylvania |
| 18 | Frank E Lamb | 64 | Head | Chauffeur | Pennsylvania |
| 19 | Laura E Lamb | 64 | Wife | Huckster | Pennsylvania |
| 20 | Ralph M Astle | 27 | Head | — | Pennsylvania |
| 21 | Marie Astle | 21 | Wife | Installer | Pennsylvania |
| 22 | Ralph J Astle | 2 | Son | — | Pennsylvania |
| 23 | Walter Gilman | 33 | Head | — | New Jersey |
| 24 | Mildred H Gilman | 29 | Wife | Gardner | New Jersey |
| 25 | Helen M Gilman | 4 | Daughter | — | Pennsylvania |
| 26 | John W Gilman | 2 | Son | — | Pennsylvania |
| 27 | Walter R James | 45 | Head | — | Pennsylvania |
| 28 | Bertha R James | 43 | Wife | Butcher | Pennsylvania |
| 29 | Susanna Rainier | 76 | Mother law | — | Pennsylvania |
| 30 | Ann S Himes | 45 | Sister law | — | Pennsylvania |
| 31 | Jean James | 12 | Niece | Demonstrator | Pennsylvania |
| 32 | William C Koch | 31 | Head | — | Pennsylvania |
| 33 | Marie Koch | 32 | Wife | Service Station | Pennsylvania |
| 34 | George Cory | 27 | Head | — | Pennsylvania |
| 35 | Eleanor Cory | 26 | Wife | Spareman | Pennsylvania |
| 36 | Margaret Cory | 5 | Daughter | — | Pennsylvania |
| 37 | Anna Cory | 4 | Daughter | — | Pennsylvania |
| 38 | Eleanor Cory | 2 | Daughter | — | Pennsylvania |
| 39 | Mary Cory | 0 | Daughter | — | Pennsylvania |
| 40 | Alfred Mattson | 38 | Head | — | Pennsylvania |
| 41 | Hazel Mattson | 42 | Wife | Meat Cutter | Pennsylvania |
| 42 | Elias H Slavin | 43 | Head | — | Pennsylvania |
| 43 | Agnes Slavin | 47 | Wife | Electrician | Pennsylvania |
| 44 | Hughy Slavin | 20 | Son | — | Pennsylvania |
| 45 | Allen D Slavin | 22 | Head | Clerk | Pennsylvania |
| 46 | Emma J Slavin | 21 | Wife | Pressman | Pennsylvania |
| 47 | Allen D Slavin | 1 | Son | Box Maker | Pennsylvania |
| 48 | Emil Bock | 52 | Head | — | Germany Hessen |
| 49 | Christianna Bock | 46 | Wife | Chauffeur | Germany Baden |
| 50 | Louise S Bock | 25 | Daughter | Stenographer | Pennsylvania |
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)