Rascasse Audience Intelligence

O'Reilly Auto Parts Target Market in United States

O'Reilly Auto Parts has an estimated audience of 26.5M people in United States.

#123among brands in United States#29in Cars & Mobility

The average O'Reilly Auto Parts fan in United States is 44.4 years old, more male, and lives primarily in California.

Most fans live in California, Texas, Florida.

Top affinities include Ford F-650, Advance Auto Parts, Pep Boys, with strongest over-indexing on Ford F-650 (20.72× the country average).

Demographically, the O'Reilly Auto Parts audience skews more male with an average age of 44.4, and over-indexes on personality traits such as Patriotism, Need for Security.

The typical O'Reilly Auto Parts fan in United States is more male, around 44.4 years old, with strong Patriotism tendencies and a notable affinity for Ford F-650.

Category: Cars & Mobility · Type: Brand

Data status: Q3/2026 · Source & method

Section 01

At a glance

Audience size
26.5M
in United States
Gender
15.9%♀
84.1% male
Age
44.4
average years
Country rank
#1118
among all objects in United States
Fig. 01

Search interest · 12-month trend

+20%
vs. last year
JanMarMayJulSepNov
Monthly searches · Source: Rascasse Solution
Section 02

Customer demographics of O'Reilly Auto Parts

15.9% are female, 84.1% are male, average age 44.4.

Fig. 02

Gender split

15.9%
Female
84.1%
Male
Demographic split for O'Reilly Auto Parts audience in United States
MetricValue
Female15.9%
Male84.1%
Average age44.4
Estimated audience size26.5M
Fig. 03

Age distribution

Ø 44.4
average years
Age distribution of the O'Reilly Auto Parts audience in United States
Age bracketShare%
16-2410%
25-3416%
35-4421%
45-5425%
55+29%
Fig. 04

Worldwide distribution

96.7%

of the worldwide O'Reilly Auto Parts audience comes from United States.

Worldwide audience distribution share by country for O'Reilly Auto Parts
CountryShare
United States96.7%
Puerto Rico0.8%
Mexico0.7%
Section 03
Affinity (×) = how much more likely a member of this audience is to live in a region than the United States average. Example: 2.0× means twice as concentrated as the national baseline.

Geography

Fig. 05

Top regions by affinity

O'Reilly Auto Parts customers by region in United States
#RegionReachAffinity×
01Idaho~300K1.77×
02Oklahoma~500K1.74×
03Texas~3M1.71×
04Arkansas~400K1.64×
05Arizona~900K1.52×
06Missouri~700K1.47×
07New Mexico~200K1.47×
08Washington~900K1.42×
09Louisiana~500K1.41×
10Utah~400K1.37×
11Alabama~500K1.36×
12Kansas~300K1.35×
13Tennessee~800K1.32×
14Colorado~600K1.31×
15Alaska~70K1.31×
16Minnesota~600K1.27×
17Montana~100K1.24×
18Oregon~400K1.23×
19Mississippi~300K1.23×
20Wyoming~60K1.21×
21Nevada~300K1.16×
22South Carolina~500K1.15×
23South Dakota~80K1.14×
24Indiana~600K1.13×
25North Dakota~70K1.11×
26Wisconsin~500K1.08×
27Nebraska~200K1.08×
28California~3.5M1.04×
29Kentucky~400K1.03×
30Iowa~300K1.03×
31Hawaii~100K1.00×
32Georgia~900K0.97×
33Vermont~50K0.96×
34Michigan~700K0.93×
35North Carolina~800K0.92×
36Florida~1.5M0.79×
37New Hampshire~80K0.79×
38Ohio~700K0.78×
39Maine~80K0.78×
40Illinois~800K0.76×
41Rhode Island~50K0.65×
42Virginia~300K0.49×
43Connecticut~100K0.47×
44West Virginia~70K0.47×
45Massachusetts~200K0.41×
46Delaware~20K0.21×
47Pennsylvania~200K0.15×
48Maryland~70K0.14×
49New York~200K0.13×
50New Jersey~40K0.05×
Fig. 06

Affinity by region

Affinity by region — O'Reilly Auto Parts, United States
0.05×1.00×1.77×
Section 04
Brands and objects ranked by affinity with this audience. Values above 1.0× mean over-representation compared with the country average.

Audience interests & affinities

Fig. 07

Top cross-interests, ranked by affinity

Affinities of the O'Reilly Auto Parts audience vs. the country average
#·InterestCategoryAffinity×
01Ford F-650Cars & Mobility20.72×
02Advance Auto PartsCars & Mobility16.36×
03Pep BoysShopping13.23×
04AutoZoneCars & Mobility13.00×
05Midas (automotive service)Cars & Mobility12.48×
06NAPA Auto PartsCars & Mobility11.41×
07Lifted TrucksCars & Mobility11.37×
08food cityShopping10.05×
09Valvoline Instant Oil ChangeCars & Mobility9.52×
10Take 5 Oil ChangeCars & Mobility7.51×
11Car clubCars & Mobility7.09×
12Street racingCars & Mobility6.09×
13Mister Car WashCars & Mobility6.08×
14TurbochargerCars & Mobility5.74×
15CarcareCars & Mobility5.38×
16Auto maintenanceCars & Mobility5.10×
17V8 engineCars & Mobility5.07×
18Discount TireShopping3.73×
19Muscle carCars & Mobility3.66×
20CarMaxCars & Mobility2.61×
Section 05
Strongest and weakest personality traits of this audience (1.0 = country average).

Personality of the O'Reilly Auto Parts audience

Fig. 08

Deviation from the national baseline

↑ What stands out
The strongest tendencies
Personality traits of the O'Reilly Auto Parts audience vs. the country average · What stands out
TraitClusterDeviationScore
PatriotismCONSERVATISM1.52×
Need for SecurityCONSERVATISM1.29×
Risk AppetiteTHRILL1.24×
0×1.00× baseline2×
↓ Rather not
The weakest tendencies
Personality traits of the O'Reilly Auto Parts audience vs. the country average · Rather not
TraitClusterDeviationScore
IndulgenceJOY0.75×
IndividualismJOY0.76×
SpiritualityBALANCE0.77×
0×1.00× baseline2×
Appendix

Explore more audiences

More Cars & Mobility audiences in United States

Source & method

Source
Rascasse Solution, own modelling
What “fans” means here
Estimated number of people in United States with measurable interest in O'Reilly Auto Parts over the last 12 months. Modelled, not counted; people interested in several brands count for each of them.
Data basis
Anonymised behavioural signals: search demand, social media signals, sponsorship and event data. Not a survey.
Period
10/2025 – 09/2026 · updated quarterly · data status Q3/2026
Confidence
high gender and age data available and an audience of at least 100,000 people

Cite as: “Rascasse Solution, Q3/2026, rascasse.com/explore/us/oreilly-auto-parts-15624” · Methodology