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How many oil and gas wells are here?

Wells from the Ohio Department of Natural Resources' public inventory of the 242,000 wells in its database (records before permitting began are incomplete, and estimates of wells ever drilled in Ohio run to 275,000). The map counts wells inside the ZIP; the card splits them into producing, plugged, horizontal shale (Utica and Marcellus), injection and orphan-program wells, and names the largest active operators.

1,229 of 1,233 ZIPs have data; median 14.

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No oil or gas well in the ZIP · 281 1 to 10 wells · 305 11 to 50 · 168 51 to 200 · 187 More than 200 wells · 288 No data · 4

Highest and lowest

Highest

  1. 45840 · Findlay4,515
  2. 45767 · Grandview Township and New Matamoras3,959
  3. 43793 · Woodsfield3,529
  4. 43138 · Logan3,475
  5. 43822 · Frazeysburg3,413
  6. 44654 · Berlin Township and Millersburg2,970
  7. 43724 · Olive Township and Caldwell2,906
  8. 43055 · Newark2,650
  9. 45745 · Salem Township and Lower Salem2,457
  10. 44691 · Wooster2,437
  11. 43754 · Summit Township and Lewisville2,328
  12. 43844 · Jefferson Township and Warsaw2,290
  13. 43758 · Malta Township and Malta2,227
  14. 45750 · Marietta2,211
  15. 44256 · Medina2,035

Lowest

  1. 43002 · Columbus and Amlin0
  2. 43007 · Taylor Township and Broadway0
  3. 43010 · Catawba0
  4. 43032 · Brown Township and Kilbourne0
  5. 43047 · Wayne Township and Mingo0
  6. 43070 · Adams Township and Rosewood0
  7. 43077 · Unionville Center0
  8. 43085 · Worthington and Columbus0
  9. 43101 · Adelphi0
  10. 43109 · Brice0
  11. 43116 · Commercial Point0
  12. 43117 · Darby Township and Derby0
  13. 43126 · Harrisburg0
  14. 43128 · Jeffersonville0
  15. 43142 · Milledgeville0

Source

ODNR Division of Oil and Gas Resources public well inventory (242,324 well heads, fetched 2026-09-08): wells inside each ZIP by status, horizontal shale wells, injection wells, orphan-program wells

ODNR oil and gas · ODNR GIS services

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Videos about oil and gas wells

Short videos we made from the old maps and records. All videos

Quick answers

Which Ohio ZIP code has the highest number of oil and gas wells?

ZIP code 45840 (Findlay, 4,515) ranks highest, followed by 45767 (Grandview Township and New Matamoras, 3,959) and 43793 (Woodsfield, 3,529). Wells from the Ohio Department of Natural Resources' public inventory of the 242,000 wells in its database (records before permitting began are incomplete, and estimates of wells ever drilled in Ohio run to 275,000).

Which Ohio ZIP code has the lowest number of oil and gas wells?

ZIP code 43002 (Columbus and Amlin, 0) ranks lowest, followed by 43007 (Taylor Township and Broadway, 0) and 43010 (Catawba, 0). Wells from the Ohio Department of Natural Resources' public inventory of the 242,000 wells in its database (records before permitting began are incomplete, and estimates of wells ever drilled in Ohio run to 275,000).

What is the typical number of oil and gas wells in Ohio?

Across Ohio ZIP codes: 1,229 of 1,233 ZIPs have data; median 14. Wells from the Ohio Department of Natural Resources' public inventory of the 242,000 wells in its database (records before permitting began are incomplete, and estimates of wells ever drilled in Ohio run to 275,000).

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Cracked Buckeye, "Oil and gas wells", https://crackedbuckeye.com/topics/ogwells/, built 2026-10-31, accessed [date].

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