Credit union · NCUA insured
Diamond Credit Union
A $1.2B credit union, the 403rd largest of 4,329, headquartered in Pottstown, PA, with 70,881 members and 8 branches in Pennsylvania. Best rates: CDs 4.06% APY.
Diamond Credit Union Carrot Score
71
Carrot Score
Higher than 30% of U.S. banks and credit unions
#12 of 21 in Reading, PA metroHow the score works →
Deposits are federally insured by the NCUA up to $250,000 per depositor.
About Diamond Credit Union
Diamond Credit Union is a member-owned cooperative founded in 1947 that operates under a federal multiple common bond charter serving communities throughout Pennsylvania.
Originally established as Spicer Pottstown Federal Credit Union, it relocated its headquarters to Pottstown, Pennsylvania in 1986.
- Headquarters
- 1600 Medical Dr, Pottstown, PA 19464-3242
- NCUA charter
- 68241
Membership
Who can join
This may be incomplete or out of date, so check with the credit union before you apply.
Where you live or work
- Open to anyone who lives, works, worships, attends school, or regularly conducts business within one of the designated zip codes in the credit union's listing.
Employers and groups
- Open to employees and retirees of one of Diamond Credit Union's sponsor companies.
Family and household
- Open to immediate family members of existing Diamond Credit Union members, including spouses, siblings, parents, grandparents, grandchildren, stepparents, stepchildren, stepsiblings, and adoptive relationships.
- Open to individuals who share a household with a current Diamond Credit Union member.
Other ways
- Open to residents of Pennsylvania who join through the Pennsylvania American Consumer Council (PACC).
Branches
8 branches in Pennsylvania
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Pennsylvania
8 branches
Reading area · 5
- Exeter Branch6591 Perkiomen Ave, Birdsboro, PA 19508Directions
- Cumru Branch1030 Cedar Top Rd, Reading, PA 19607Directions
- Muhlenberg Branch4453 5th Street Hwy, Temple, PA 19560Directions
- Reading Hospital Branch6th Avenue and Spruce St, West Reading, PA 19611Directions
- Wyomissing Branch1500 Ethan Dr, Wyomissing, PA 19610Directions
Philadelphia area · 3
- HeadquartersMain office1600 Medical Dr, Pottstown, PA 19464Directions
- Boyertown Branch173 Holly Rd, Gilbertsville, PA 19525Directions
- Royersford Branch100 Diamond Way, Royersford, PA 19468Directions
Walk-in offices from the NCUA directory as of March 31, 2026. Directions open Google Maps. A nearby branch doesn’t mean you can join or open an account.
Financial details
| Measure | This credit union | Peers’ middle | Strongest quarter |
|---|---|---|---|
| CapitalNet worth ratio | 10.52% | 10.86% | 12.59% or more |
| Troubled loans60+ days late | 0.29% | 0.70% | 0.46% or less |
| ProfitabilityReturn on assets | 0.97% | 0.82% | 1.16% or more |
| LendingLoans per $100 deposited | $64 | $88 | — |
- CapitalNet worth ratio10.52%Peers’ middle 10.86% · Top 25% 12.59%+
- Troubled loans60+ days late0.29%Peers’ middle 0.70% · Top 25% ≤0.46%
- ProfitabilityReturn on assets0.97%Peers’ middle 0.82% · Top 25% 1.16%+
- LendingLoans per $100 deposited$64Peers’ middle $88
Compared with the 479 credit unions with $1 billion or more in assets. The strongest quarter is what the best 25% of them reach: more capital and profit, fewer troubled loans. Lending has no better end.Troubled loans are loans 60 or more days late.
Regulators’ own ratings of Diamond Credit Union are confidential. These figures are what it reports to the NCUA each quarter, set beside its peers; they aren’t a rating.