OS
Opal Smith — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Butler, Pennsylvania
Our Model Tree links this Opal Smith across the 1920 and 1930 US Censuses in Butler, Pennsylvania (XGBoost, ~Confirmed) — first a daughter (b.~1914), then head of a 7-person household.
Age 16
b. ~1914
Female
Daughter
Born: Pennsylvania
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Butler, Pennsylvania |
| Surname | Smith |
| Given Name | Opal L |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Summit Township |
| Est. Birth Year | ~1914 |
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 Opal | Age | Birth yr |
|---|---|---|---|---|
| Opal Smith | Daughter | — | 16 | ~1914 |
| Harold Smith | Son | — | 18 | ~1912 |
| Raymond Smith | Son | — | 13 | ~1917 |
| Alonzo Smith | Son | — | 25 | ~1905 |
| Alonzo Smith | Head | — | 57 | ~1873 |
| Myrtle Smith | Spouse | — | 50 | ~1880 |
| Ella Smith | Daughter | — | 10 | ~1920 |
Census Appearances
1920
Butler, Pennsylvania
Daughter, age 5
Butler, Pennsylvania · implied b. ~1915 — 11 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Opal |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Can Read | No |
| Can Write | No |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Butler, Pennsylvania
Daughter, age 16
Butler, Pennsylvania · implied b. ~1914 — 7 household members
| Surname | Smith |
| Given Name | Opal L |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Can Read/Write | Yes |
| 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 Opal Smith across 2 US Census years (1920 and 1930) in Butler, Pennsylvania, using XGBoost record linkage.
Show:
This person
Anchor record
Opal Smith
Daughter · 1930 · age 16 · b. ~1914 · Pennsylvania
★ You are viewing this record
Sibling
Harold Smith
Sibling · 1930 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ella Smith
Sibling · 1930 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alonzo Smith
Sibling · 1930 · age 25
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Raymond Smith
Sibling · 1930 · age 13
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 — Butler, Pennsylvania
Open full size
1930 US Federal Census — Butler, Pennsylvania
Page Contents
46 people indexed on this census page (ia:1930:fifteenthcensus00reel2010:0338)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Smith Wasel | 45 | Head | Miner | Austria Poland |
| 52 | Charles Collins | 35 | Head | Miner | Pennsylvania |
| 53 | Esther M Collins | 35 | Wife | — | Pennsylvania |
| 54 | Minnie A Collins | 10 | Daughter | — | Pennsylvania |
| 55 | Esther M Collins | 8 | Daughter | — | Pennsylvania |
| 56 | William H Collins | 3 | Son | — | Pennsylvania |
| 57 | Jerry Word | 42 | Head | Miner | Pennsylvania |
| 58 | Earl Word | 31 | Brother | Miner | Pennsylvania |
| 59 | Alonzo D Smith | 57 | Head | Farmer | Pennsylvania |
| 60 | Myrtle C Smith | 50 | Wife | — | Pennsylvania |
| 61 | Alonzo J Smith | 25 | Son | Laborer | Pennsylvania |
| 62 | Harold H Smith | 18 | Son | Laborer | Pennsylvania |
| 63 | Opal L Smith THIS PERSON | 16 | Daughter | — | Pennsylvania |
| 64 | Raymond W Smith | 13 | Son | — | Pennsylvania |
| 65 | Ella A M Smith | 10 | Daughter | — | Pennsylvania |
| 66 | John S Whaling | 69 | Head | Miner | Ireland |
| 67 | Jacob Seibel | 67 | Head | Farmer | Germany |
| 68 | Caroline Seibel | 62 | Wife | — | Germany |
| 69 | John M Graham | 60 | Head | Farmer | Pennsylvania |
| 70 | Elizabeth M Graham | 50 | Wife | — | Pennsylvania |
| 71 | Martin A Graham | 17 | Son | Farm Laborer | Pennsylvania |
| 72 | Cecelia S Graham | 14 | Daughter | — | Pennsylvania |
| 73 | Mary M Graham | 12 | Daughter | — | Pennsylvania |
| 74 | Callista A Graham | 8 | Daughter | — | Pennsylvania |
| 75 | Sam A Day | 73 | Boarder | Farm Laborer | Pennsylvania |
| 76 | Angeline M Gramer | 50 | Head | Teacher | Pennsylvania |
| 77 | Herman M Friedmann | 26 | Sister | Teacher | Pennsylvania |
| 78 | Francis D Bittner | 18 | Sister | Servant | Pennsylvania |
| 79 | Sebastian E Heebs | 53 | Head | Pumper | Pennsylvania |
| 80 | Agatha M Heebs | 53 | Wife | — | Pennsylvania |
| 81 | John Geibel | 77 | Head | — | Pennsylvania |
| 82 | Mary Crooks | 44 | Daughter | — | Pennsylvania |
| 83 | Virginia E Crooks | 15 | Gd-daughter | — | Pennsylvania |
| 84 | Marian R Crooks | 13 | Gd-daughter | — | Pennsylvania |
| 85 | Laurence M Seibel | 46 | Head | Pumper | Pennsylvania |
| 86 | Amelia S Seibel | 39 | Wife | — | Pennsylvania |
| 87 | Thelma C Seibel | 12 | Daughter | — | Pennsylvania |
| 88 | Betty M Seibel | 7 | Daughter | — | Pennsylvania |
| 89 | Theodore L Seibel | 1 | Son | — | Pennsylvania |
| 90 | Leonard Oesterling | 73 | Head | Farmer | Pennsylvania |
| 91 | Rachel Oesterling | 70 | Wife | — | Pennsylvania |
| 92 | Earl A Oesterling | 39 | Son | Farm Laborer | Pennsylvania |
| 93 | Gertrude Oesterling | 39 | Daughter-in-law | — | Pennsylvania |
| 94 | Earl Jr Oesterling | 11 | Gr-son | — | Pennsylvania |
| 95 | Gene R Oesterling | 10 | Gr-son | — | Pennsylvania |
| 96 | Betty J Oesterling | 8 | Gr-daughter | — | 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)