1820 S Boulder Ave, Tulsa, OK 74119 Property Records

Tulsa County property record for 1820 S Boulder Ave, Tulsa, OK 74119

Property Summary

Property Type	Office Building
Details	8,082 sqft · built 1910
Lot Size	0.341 acres (14,854 sqft)
Owner	Company Name on File
Last Sale	$550,000 (Oct 2021)
Tax Bill	$8,561 (2025)
Deeds & Mortgages	Aug 2023 Line of Credit Oct 2021 Sale & Line of Credit + 2 more
Flood Zone	Zone X (minimal risk)
APN	`05700-92-12-01740`

Property Details

APN / Parcel Number

Primary APN	`05700-92-12-01740`
Alternative APN	`R05700921201740`

Interior

Units	9 Units
Stories	3 Stories
Building Area	8,082 sqft Total Area

Exterior

Year Built	Built 1910
Construction Type	Wood Frame
Lot Area	14,854 sqft (0.341 acres)
Terrain	Above Road/Slope
Porch	Porch

Utilities, Heating & Cooling

Cooling System	HVAC
Heating System	Zoned

Location & Zoning

Account Number	R05700921201740
Street Address	1820 S BOULDER AVE
City	TULSA
State	OK
Zip	74119-5023
Property Category	Commercial
Property Type	Commercial > Office > Office Building
Local Zoning Code	OM
Legal Description	N25 LT 38 & ALL LTS 39 & 40 BLK 6
Legal Range	12E
Legal Township	19N
Legal Section	12
Legal Quarter	SW
Legal Subdivision	BUENA VISTA PARK
Legal Block	6
Legal Lot Number	38-40 40
Jurisdiction	TULSA OK
Township / Civil Division	TULSA
Census Block Group	1
Census Block	1029
Census Tract	3100

Owner

1820 S Boulder Ave, a commercial property, is owned by a company that bought it in October 2021.

Source: Tulsa County records, as of January 14, 2026

Owner of Record	Company Name on File
Mailing Address	PO BOX 3683, TULSA, OK 74101-3683
Owner Type	Company

Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.

Deeds, Mortgages & Sale History

Date	Document
Aug 31, 2023	Deed of Trust, Mortgage · Line of Credit SECURITY BANK
Oct 22, 2021	Warranty Deed, Transfer · Line of Credit SECURITY BANK
Jun 6, 2017	Loan Modification, Mortgage CENTRAL BK
Feb 27, 2017	Loan Modification, Mortgage CENTRAL BK

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Oct 22, 2021 · Amount on File
Deed Sale	Oct 22, 2021 · Amount on File
Deed Document Number	0000122892
Record Updated	Jun 8, 2026

August 2023: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	TULSA OK
Property Address	1820 S BOULDER AVE, TULSA, OK 74119-5023
Transaction Type	Mortgage
Record Updated	Jan 8, 2024

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000071067
Date	Aug 31, 2023
Instrument	2023071067

Lender

Name	SECURITY BANK
Type	Bank
Address	TULSA, OK 74146

Agreement

Type	Line of Credit
Amount	Amount on Record
Term	48 Months
Due	Aug 18, 2027

October 2021: Warranty Deed, Transfer

Document Type	Warranty Deed
Jurisdiction	TULSA OK
Recording Date	Oct 22, 2021
Property Address	1820 S BOULDER AVE, TULSA, OK 74119-5023
Document Number	0000122892
Map Reference	MB 1 PG 14A
Instrument Date	Oct 22, 2021
Instrument	2021122892
Transaction Type	Transfer
Record Updated	Jan 8, 2024
Title Company	TULSA ABSTRACT AND TITLE COMPANY, TULSA ABSTRACT & TITLE COMPA

Transaction

Amount	Amount on Record
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$825.00
Amount Accuracy	Rounded by County
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	PO BOX 50322, TULSA, OK 74150-0322

Mortgage

Document Number	0000122893
Date	Oct 22, 2021
Instrument	2021122893

Lender

Name	SECURITY BANK
Type	Bank

Agreement

Type	Line of Credit
Amount	Amount on Record
Term	60 Months
Due	Oct 22, 2026

June 2017: Loan Modification, Mortgage

Document Type	Loan Modification
Jurisdiction	TULSA OK
Property Address	1820 S BOULDER AVE, TULSA, OK 74119-5023
Document Number	0000055288
Instrument Date	Jun 6, 2017
Transaction Type	Mortgage
Record Updated	Jun 21, 2017

Transaction

Additional	Multiple Parcels

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Company
Address	1800 S BOULDER AVE #400 TULSA OK 74119, 400, TULSA, OK 74119

Mortgage

Document Number	0000055288
Date	Jun 14, 2017
Instrument	55288

Lender

Name	CENTRAL BK
Type	Bank
Address	TULSA, OK 74107

Agreement

Amount	Amount on Record
Term	60 Months
Due	Jun 13, 2022

February 2017: Loan Modification, Mortgage

Document Type	Loan Modification
Jurisdiction	TULSA OK
Property Address	1820 S BOULDER AVE, TULSA, OK 74119-5023
Document Number	0000024320
Instrument Date	Feb 27, 2017
Transaction Type	Mortgage
Record Updated	Mar 31, 2017

Transaction

Additional	Multiple Parcels

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Company
Address	2700 S BOSTON AVE TULSA OK 741142432, TULSA, OK 74114-2432

Mortgage

Document Number	0000024320
Date	Mar 20, 2017
Instrument	24320

Lender

Name	CENTRAL BK
Type	Bank
Address	TULSA, OK 74107

Agreement

Amount	Amount on Record
Term	60 Months
Due	Mar 19, 2022

Tax Assessment & Valuation

The 2025 property tax bill for 1820 S Boulder Ave was $8,561.

Source: Tulsa County assessment roll, as of October 1, 2025

Property Jurisdictions

Type	Name
State	Oklahoma
County	Tulsa County
Municipality	Tulsa City
Unified School District	Tulsa Public Schools (PK - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2025	$8,561.00	$63,775 Land $8,513 Building $55,262	$1,111,700 Land $148,400 Building $963,300
2023	$7,765.00 (+5%)	$57,846 (+5%) Land $9,966 Building $47,880	$861,400 (-) Land $148,400 Building $713,000
2022	$7,395.00	$55,091 Land $9,491 Building $45,600	$861,400 Land $148,400 Building $713,000

Assessed value and assessed market value are set for property tax purposes, not market price estimates; both are a fraction of this property's market value.

Flood

FEMA maps place 1820 S Boulder Ave in Zone X, an area of minimal flood risk, though there have been 1 flood claim nearby since 1984.

Source: FEMA National Flood Hazard Layer, effective September 18, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood Zone	Zone X minimal risk
Flood Insurance Requirement	Not required lenders may require it
Community Rating System	Class 1 (45% premium discount)
Nearby Flood Policies	1 in force
Nearby Flood Claims	1 (1984)
Most Recent Claim	May 1984 · Severe Storms & Flooding

Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.

Wildfire

Wildfire risk around 1820 S Boulder Ave is low, with less than a 0.01% annual chance of wildfire.

Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024

Wildfire Risk	Low lower than 98% of the US · lower than 98.4% of Oklahoma
Wildfire Likelihood	Under 0.01% annual chance
Exposure	None beyond ember reach

Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.

Drinking Water

Source: EPA Safe Drinking Water Information System, as of September 2026

Water System	TULSA serves 413,000 people · EPA ID OK1020418
Water Source	Surface water
Last State Inspection	Nov 2024
Lead	2 ppb (2026) action level 15 ppb

Violations Reported to EPA

Water Quality	None last 10 years
Treatment and Procedure	None last 10 years
Monitoring and Reporting	None last 3 years

Results are for the whole water system, not water tested at this address; lead at the tap also depends on the building's own pipes.

Internet Providers

Source: FCC Broadband Data Collection, based on 301 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Cox Communications Cable · Fiber in parts of the area	2,000 / 100
Verizon Fixed Wireless	300 / 20
AT&T Fixed Wireless · Fiber, DSL in parts of the area	100 / 20

May also be available: T-Mobile.

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