Rock County Wisconsin

Compiled from MSRB EMMA & public records · read-only public record · debt as of Sep 11, 2026 · latest trade Sep 10, 2026 · latest filing Aug 25, 2026

Credit ratings

agency-stated

Moody's

Aa1

10 rated securities

Maturity profile

par maturing by year · as of Sep 2026

Recent activity

rating actions & filings

Annual Financial Information and Operating Data filed

Aug 25, 2026 · Annual Financial Information and Operating Data: Memorandum For…

Audited Financial Statements or ACFR filed

Aug 25, 2026 · Audited Financial Statements or ACFR: Audited Financial Stateme…

Official statement posted

Apr 16, 2026 · GENERAL OBLIGATION PROMISSORY NOTES

Annual Financial Information and Operating Data filed

Nov 7, 2025 · Annual Financial Information and Operating Data: Memorandum for…

Audited Financial Statements or ACFR filed

Aug 22, 2025 · Audited Financial Statements or ACFR: Audited Financial Stateme…

Annual Financial Information and Operating Data filed

Sep 4, 2024 · Annual Financial Information and Operating Data: Memorandum for…

In context

Larger than 93% of WI issuers by debt outstanding · #97 of 1307

Debt overview

EMMA-derived

Outstanding par (EMMA est.)—

Securities61

Callable58%

Outstanding securities

Sort

Outstanding securities for Rock County Wisconsin
CUSIP	Series / description	Coupon	Maturity	Outstanding	Ratings	First call
772028SW7	ROCK CNTY WIS GO JAIL LAW ENFORCEMENT SVCS PROJ BDS (…	4.0%	Sep 1, 2027	$1,500,000	—	—
772028SC1	ROCK CNTY WIS GO CORPORATE PURP BDS (WI)*	5.0%	Sep 1, 2027	$2,500,000	—	—
772028PU4	ROCK CNTY WIS GO PROM NTS (WI)*	2.2%	Sep 1, 2027	$1,360,000	—	Sept. 1, 2025
772028QL3	ROCK CNTY WIS GO PROM NTS (WI)*	3.0%	Sep 1, 2027	$700,000	—	—
772028QV1	ROCK CNTY WIS BDS (WI)*	2.0%	Sep 1, 2027	$1,190,000	—	—
772028RT5	ROCK CNTY WIS GO PROM NTS (WI)*	4.0%	Sep 1, 2027	$450,000	—	—
772028TP1	ROCK CNTY WIS GEN OBLIG PROM NTS 2026 (WI)*	4.0%	Sep 1, 2027	$200,000	Moody’s Aa1	—
772028QC3	ROCK CNTY WIS GO PROM NTS (WI)*	4.0%	Sep 1, 2027	$1,320,000	—	—
772028SX5	ROCK CNTY WIS GO JAIL LAW ENFORCEMENT SVCS PROJ BDS (…	4.0%	Sep 1, 2028	$2,200,000	—	—
772028SD9	ROCK CNTY WIS GO CORPORATE PURP BDS (WI)*	5.0%	Sep 1, 2028	$2,700,000	—	—
772028QM1	ROCK CNTY WIS GO PROM NTS (WI)*	3.0%	Sep 1, 2028	$700,000	—	—
772028QD1	ROCK CNTY WIS GO PROM NTS (WI)*	2.125%	Sep 1, 2028	$1,300,000	—	Sept. 1, 2027
772028TQ9	ROCK CNTY WIS GEN OBLIG PROM NTS 2026 (WI)*	4.0%	Sep 1, 2028	$155,000	Moody’s Aa1	Sept. 1, 2028
772028RU2	ROCK CNTY WIS GO PROM NTS (WI)*	4.0%	Sep 1, 2028	$450,000	—	—
772028QW9	ROCK CNTY WIS BDS (WI)*	2.0%	Sep 1, 2028	$1,190,000	—	—
772028QX7	ROCK CNTY WIS BDS (WI)*	2.0%	Sep 1, 2029	$1,190,000	—	—
772028QE9	ROCK CNTY WIS GO PROM NTS (WI)*	2.0%	Sep 1, 2029	$1,000,000	—	Sept. 1, 2027
772028SE7	ROCK CNTY WIS GO CORPORATE PURP BDS (WI)*	5.0%	Sep 1, 2029	$2,600,000	—	—
772028TR7	ROCK CNTY WIS GEN OBLIG PROM NTS 2026 (WI)*	4.0%	Sep 1, 2029	$160,000	Moody’s Aa1	Sept. 1, 2029
772028QN9	ROCK CNTY WIS GO PROM NTS (WI)*	1.5%	Sep 1, 2029	$700,000	—	Sept. 1, 2028
772028RV0	ROCK CNTY WIS GO PROM NTS (WI)*	4.0%	Sep 1, 2029	$450,000	—	—
772028SY3	ROCK CNTY WIS GO JAIL LAW ENFORCEMENT SVCS PROJ BDS (…	4.0%	Sep 1, 2029	$2,100,000	—	—
772028SF4	ROCK CNTY WIS GO CORPORATE PURP BDS (WI)*	5.0%	Sep 1, 2030	$2,950,000	—	—
772028QP4	ROCK CNTY WIS GO PROM NTS (WI)*	1.5%	Sep 1, 2030	$700,000	—	Sept. 1, 2028
772028SZ0	ROCK CNTY WIS GO JAIL LAW ENFORCEMENT SVCS PROJ BDS (…	4.0%	Sep 1, 2030	$2,300,000	—	—
772028RW8	ROCK CNTY WIS GO PROM NTS (WI)*	4.0%	Sep 1, 2030	$450,000	—	—
772028QY5	ROCK CNTY WIS BDS (WI)*	2.0%	Sep 1, 2030	$1,190,000	—	—
772028TS5	ROCK CNTY WIS GEN OBLIG PROM NTS 2026 (WI)*	5.0%	Sep 1, 2030	$170,000	Moody’s Aa1	Sept. 1, 2030
772028TA4	ROCK CNTY WIS GO JAIL LAW ENFORCEMENT SVCS PROJ BDS (…	4.0%	Sep 1, 2031	$2,300,000	—	—
772028QZ2	ROCK CNTY WIS BDS (WI)*	2.0%	Sep 1, 2031	$1,190,000	—	—
772028SG2	ROCK CNTY WIS GO CORPORATE PURP BDS (WI)*	5.0%	Sep 1, 2031	$3,000,000	—	—
772028TT3	ROCK CNTY WIS GEN OBLIG PROM NTS 2026 (WI)*	5.0%	Sep 1, 2031	$180,000	Moody’s Aa1	—
772028RX6	ROCK CNTY WIS GO PROM NTS (WI)*	5.0%	Sep 1, 2031	$450,000	—	Sept. 1, 2030
772028RA6	ROCK CNTY WIS BDS (WI)*	2.0%	Sep 1, 2032	$1,190,000	—	Sept. 1, 2031
772028TU0	ROCK CNTY WIS GEN OBLIG PROM NTS 2026 (WI)*	5.0%	Sep 1, 2032	$185,000	Moody’s Aa1	—
772028SH0	ROCK CNTY WIS GO CORPORATE PURP BDS (WI)*	5.0%	Sep 1, 2032	$3,000,000	—	—
772028RY4	ROCK CNTY WIS GO PROM NTS (WI)*	5.0%	Sep 1, 2032	$460,000	—	Sept. 1, 2030
772028TB2	ROCK CNTY WIS GO JAIL LAW ENFORCEMENT SVCS PROJ BDS (…	4.0%	Sep 1, 2032	$2,100,000	—	—
772028TC0	ROCK CNTY WIS GO JAIL LAW ENFORCEMENT SVCS PROJ BDS (…	4.0%	Sep 1, 2033	$2,400,000	—	—
772028RB4	ROCK CNTY WIS BDS (WI)*	2.0%	Sep 1, 2033	$1,190,000	—	Sept. 1, 2031
772028SJ6	ROCK CNTY WIS GO CORPORATE PURP BDS (WI)*	4.0%	Sep 1, 2033	$3,300,000	—	Sept. 1, 2032
772028TV8	ROCK CNTY WIS GEN OBLIG PROM NTS 2026 (WI)*	5.0%	Sep 1, 2033	$195,000	Moody’s Aa1	Sept. 1, 2033
772028SK3	ROCK CNTY WIS GO CORPORATE PURP BDS (WI)*	4.0%	Sep 1, 2034	$3,500,000	—	Sept. 1, 2032
772028RC2	ROCK CNTY WIS BDS (WI)*	2.0%	Sep 1, 2034	$1,190,000	—	Sept. 1, 2031
772028TD8	ROCK CNTY WIS GO JAIL LAW ENFORCEMENT SVCS PROJ BDS (…	4.0%	Sep 1, 2034	$2,200,000	—	—
772028TW6	ROCK CNTY WIS GEN OBLIG PROM NTS 2026 (WI)*	5.0%	Sep 1, 2034	$205,000	Moody’s Aa1	Sept. 1, 2034
772028SL1	ROCK CNTY WIS GO CORPORATE PURP BDS (WI)*	4.0%	Sep 1, 2035	$3,700,000	—	Sept. 1, 2032
772028RD0	ROCK CNTY WIS BDS (WI)*	2.0%	Sep 1, 2035	$1,190,000	—	Sept. 1, 2031
772028TX4	ROCK CNTY WIS GEN OBLIG PROM NTS 2026 (WI)*	4.0%	Sep 1, 2035	$215,000	Moody’s Aa1	Sept. 1, 2034
772028TE6	ROCK CNTY WIS GO JAIL LAW ENFORCEMENT SVCS PROJ BDS (…	5.0%	Sep 1, 2035	$2,000,000	—	Sept. 1, 2034
772028TY2	ROCK CNTY WIS GEN OBLIG PROM NTS 2026 (WI)*	4.0%	Sep 1, 2036	$140,000	Moody’s Aa1	Sept. 1, 2034
772028SM9	ROCK CNTY WIS GO CORPORATE PURP BDS (WI)*	4.0%	Sep 1, 2036	$3,700,000	—	Sept. 1, 2032
772028TF3	ROCK CNTY WIS GO JAIL LAW ENFORCEMENT SVCS PROJ BDS (…	5.0%	Sep 1, 2036	$2,000,000	—	Sept. 1, 2034
772028RE8	ROCK CNTY WIS BDS (WI)*	2.0%	Sep 1, 2036	$1,190,000	—	Sept. 1, 2031
772028SN7	ROCK CNTY WIS GO CORPORATE PURP BDS (WI)*	4.0%	Sep 1, 2037	$3,700,000	—	Sept. 1, 2032
772028TG1	ROCK CNTY WIS GO JAIL LAW ENFORCEMENT SVCS PROJ BDS (…	5.0%	Sep 1, 2037	$2,100,000	—	Sept. 1, 2034
772028RF5	ROCK CNTY WIS BDS (WI)*	2.0%	Sep 1, 2037	$1,190,000	—	Sept. 1, 2031
772028RG3	ROCK CNTY WIS BDS (WI)*	2.0%	Sep 1, 2038	$1,190,000	—	Sept. 1, 2031
772028TH9	ROCK CNTY WIS GO JAIL LAW ENFORCEMENT SVCS PROJ BDS (…	5.0%	Sep 1, 2038	$2,100,000	—	Sept. 1, 2034
772028SP2	ROCK CNTY WIS GO CORPORATE PURP BDS (WI)*	4.0%	Sep 1, 2038	$3,900,000	—	Sept. 1, 2032
772028SQ0	ROCK CNTY WIS GO CORPORATE PURP BDS (WI)*	4.0%	Sep 1, 2039	$3,900,000	—	Sept. 1, 2032
772028TJ5	ROCK CNTY WIS GO JAIL LAW ENFORCEMENT SVCS PROJ BDS (…	5.0%	Sep 1, 2039	$2,200,000	—	Sept. 1, 2034
772028RH1	ROCK CNTY WIS BDS (WI)*	2.0%	Sep 1, 2039	$1,180,000	—	Sept. 1, 2031
772028TK2	ROCK CNTY WIS GO JAIL LAW ENFORCEMENT SVCS PROJ BDS (…	5.0%	Sep 1, 2040	$2,300,000	—	Sept. 1, 2034
772028SR8	ROCK CNTY WIS GO CORPORATE PURP BDS (WI)*	4.0%	Sep 1, 2040	$4,000,000	—	Sept. 1, 2032
772028RJ7	ROCK CNTY WIS BDS (WI)*	2.0%	Sep 1, 2040	$1,180,000	—	Sept. 1, 2031
772028SS6	ROCK CNTY WIS GO CORPORATE PURP BDS (WI)*	4.0%	Sep 1, 2041	$4,300,000	—	Sept. 1, 2032
772028TL0	ROCK CNTY WIS GO JAIL LAW ENFORCEMENT SVCS PROJ BDS (…	4.0%	Sep 1, 2041	$2,400,000	—	Sept. 1, 2034
772028ST4	ROCK CNTY WIS GO CORPORATE PURP BDS (WI)*	4.0%	Sep 1, 2042	$4,300,000	—	Sept. 1, 2032
772028TM8	ROCK CNTY WIS GO JAIL LAW ENFORCEMENT SVCS PROJ BDS (…	4.0%	Sep 1, 2042	$2,500,000	—	Sept. 1, 2034
772028TN6	ROCK CNTY WIS GO JAIL LAW ENFORCEMENT SVCS PROJ BDS (…	4.0%	Sep 1, 2043	$2,500,000	—	Sept. 1, 2034

Market activity

EMMA · secondary trades · latest Sep 10, 2026

Each dot is a reported secondary trade — yield by trade date, sized by par, colored by trade side. Hover for detail.

Trade dateSecurityPriceYieldSizeSide

Sep 10 772028SC1 101.99 2.91% 40,000 Customer Bought

Sep 10 772028SC1 101.78 3.12% 40,000 Inter-Dealer Trade

Sep 10 772028SE7 104.95 3.24% 20,000 Inter-Dealer Trade

Sep 10 772028SE7 105.07 3.20% 20,000 Customer Bought

Sep 9 772028SF4 106.55 3.23% 15,000 Customer Sold

Sep 9 772028SG2 108.53 3.14% 60,000 Customer Bought

Trade prints reported to the MSRB — a live market signal a manual issuer page cannot show.

20 callable securities carry a stated call price — refunding candidates as rates move.

Credit ratings

Maturity profile

Recent activity

Debt overview

Debt service

Outstanding securities

Market activity

Document library

Disclosure record

Standing

Credentials on record

Dated obligations

Record quality

Frequently asked questions