BondGov profile for Williamson County Texas Municipal Utilities District No. 15, compiled from public sources
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Williamson County Texas Mun…
🔍
🌐 Compiled from MSRB EMMA & public records · read-only public record · debt as of Sep 14, 2026 · latest trade Sep 10, 2026 · latest filing Mar 16, 2026
Credit ratings
not compiled
No agency ratings have been compiled for this issuer from EMMA’s per-security feed. This is a coverage gap, not a statement that the issuer is unrated — ratings may be stated on the official statements or the rating agencies’ own sites.
Maturity profile
par maturing by year · as of Sep 2026
Recent activity
rating actions & filings
Annual Financial Information and Operating Data filed
Mar 16, 2026 · Annual Financial Information and Operating Data: Annual Report
Annual Financial Information and Operating Data filed
Mar 28, 2025 · Annual Financial Information and Operating Data: Annual Report
Annual Financial Information and Operating Data filed
Mar 28, 2024 · Annual Financial Information and Operating Data: Annual Report
Annual Financial Information and Operating Data filed
Mar 29, 2023 · Annual Financial Information and Operating Data: Annual Report
Annual Financial Information and Operating Data filed
Mar 23, 2022 · Annual Financial Information and Operating Data: Annual Report
Official statement posted
Jun 3, 2021 · UNLIMITED TAX REFUNDING BONDS, SERIES 2021
In context
Larger than 59% of TX issuers by debt outstanding · #1795 of 4324
Debt overview
EMMA-derived
Outstanding par (EMMA est.)—
Securities81
Callable0%
Debt service
estimated principal + interest by year
Estimated at current coupons — principal at maturity plus a full year’s interest on bonds still outstanding. Compiled from EMMA security data; not a substitute for the official statement.
Outstanding securities
81
Outstanding securities for Williamson County Texas Municipal Utilities District No. 15
CUSIP
Series / description
Coupon
Maturity
Outstanding
Ratings
First call
970554ER8
WILLIAMSON CNTY TEX MUN UTIL DIST NO 15 ULTD TAX BDS …
2.0%
Aug 1, 2027
$500,000
—
May 20, 2026
970554FS5
WILLIAMSON CNTY TEX MUN UTIL DIST NO 15 ULTD TAX BDS …
2.625%
Aug 1, 2027
$350,000
—
May 20, 2026
970554AP6
WILLIAMSON CNTY TEX MUN UTIL DIST NO 15 UNLTD TAX BDS…
3.6%
Aug 1, 2027
$105,000
—
—
970554JU6
WILLIAMSON CNTY TEX MUN UTIL DIST NO 15 UNLTD TAX REF…
2.0%
Aug 1, 2027
$125,000
—
May 20, 2026
970554CP4
WILLIAMSON CNTY TEX MUN UTIL DIST NO 15 ULTD TAX BDS …
3.75%
Aug 1, 2027
$150,000
—
—
970554KN0
WILLIAMSON CNTY TEX MUN UTIL DIST NO 15 UNLTD TAX REF…
3.0%
Aug 1, 2027
$175,000
—
Aug. 1, 2026
970554BP5
WILLIAMSON CNTY TEX MUN UTIL DIST NO 15 ULTD TAX BDS …
4.25%
Aug 1, 2027
$145,000
—
—
970554KP5
WILLIAMSON CNTY TEX MUN UTIL DIST NO 15 UNLTD TAX REF…
2.0%
Aug 1, 2028
$180,000
—
Aug. 1, 2026
970554FT3
WILLIAMSON CNTY TEX MUN UTIL DIST NO 15 ULTD TAX BDS …
2.75%
Aug 1, 2028
$350,000
—
May 21, 2026
970554GU9
WILLIAMSON CNTY TEX MUN UTIL DIST NO 15 UNLTD TAX BDS…
3.0%
Aug 1, 2028
$150,000
—
May 20, 2026
970554ES6
WILLIAMSON CNTY TEX MUN UTIL DIST NO 15 ULTD TAX BDS …
2.0%
Aug 1, 2028
$500,000
—
May 20, 2026
970554DR9
WILLIAMSON CNTY TEX MUN UTIL DIST NO 15 ULTD TAX BDS …
3.0%
Aug 1, 2028
$360,000
—
May 20, 2026
970554JV4
WILLIAMSON CNTY TEX MUN UTIL DIST NO 15 UNLTD TAX REF…
2.0%
Aug 1, 2028
$130,000
—
May 20, 2026
970554CQ2
WILLIAMSON CNTY TEX MUN UTIL DIST NO 15 ULTD TAX BDS …
3.9%
Aug 1, 2028
$155,000
—
—
970554CR0
WILLIAMSON CNTY TEX MUN UTIL DIST NO 15 ULTD TAX BDS …
4.0%
Aug 1, 2029
$165,000
—
—
970554FU0
WILLIAMSON CNTY TEX MUN UTIL DIST NO 15 ULTD TAX BDS …
2.875%
Aug 1, 2029
$350,000
—
May 20, 2026
970554ET4
WILLIAMSON CNTY TEX MUN UTIL DIST NO 15 ULTD TAX BDS …
2.125%
Aug 1, 2029
$500,000
—
May 20, 2026
970554JW2
WILLIAMSON CNTY TEX MUN UTIL DIST NO 15 UNLTD TAX REF…
2.0%
Aug 1, 2029
$135,000
—
May 20, 2026
970554HW4
WILLIAMSON CNTY TEX MUN UTIL DIST NO 15 UNLTD TAX PAR…
4.0%
Aug 1, 2029
$225,000
—
May 20, 2026
970554BS9
WILLIAMSON CNTY TEX MUN UTIL DIST NO 15 ULTD TAX BDS …
4.4%
Aug 1, 2030
$175,000
—
—
970554DT5
WILLIAMSON CNTY TEX MUN UTIL DIST NO 15 ULTD TAX BDS …
3.5%
Aug 1, 2030
$360,000
—
May 20, 2026
970554GW5
WILLIAMSON CNTY TEX MUN UTIL DIST NO 15 UNLTD TAX BDS…
3.125%
Aug 1, 2030
$150,000
—
May 20, 2026
970554FV8
WILLIAMSON CNTY TEX MUN UTIL DIST NO 15 ULTD TAX BDS …
3.0%
Aug 1, 2030
$350,000
—
May 20, 2026
970554KQ3
WILLIAMSON CNTY TEX MUN UTIL DIST NO 15 UNLTD TAX REF…
2.0%
Aug 1, 2030
$385,000
—
Aug. 1, 2026
970554CS8
WILLIAMSON CNTY TEX MUN UTIL DIST NO 15 ULTD TAX BDS …
4.1%
Aug 1, 2030
$175,000
—
—
970554EU1
WILLIAMSON CNTY TEX MUN UTIL DIST NO 15 ULTD TAX BDS …
2.25%
Aug 1, 2030
$500,000
—
May 20, 2026
970554EV9
WILLIAMSON CNTY TEX MUN UTIL DIST NO 15 ULTD TAX BDS …
2.25%
Aug 1, 2031
$500,000
—
May 20, 2026
970554HY0
WILLIAMSON CNTY TEX MUN UTIL DIST NO 15 UNLTD TAX PAR…
4.0%
Aug 1, 2031
$150,000
—
May 20, 2026
970554FW6
WILLIAMSON CNTY TEX MUN UTIL DIST NO 15 ULTD TAX BDS …
3.0%
Aug 1, 2031
$350,000
—
May 21, 2026
970554CT6
WILLIAMSON CNTY TEX MUN UTIL DIST NO 15 ULTD TAX BDS …
4.15%
Aug 1, 2031
$185,000
—
—
970554JY8
WILLIAMSON CNTY TEX MUN UTIL DIST NO 15 UNLTD TAX REF…
2.0%
Aug 1, 2031
$285,000
—
May 20, 2026
970554AU5
WILLIAMSON CNTY TEX MUN UTIL DIST NO 15 UNLTD TAX BDS…
4.0%
Aug 1, 2032
$315,000
—
—
970554FX4
WILLIAMSON CNTY TEX MUN UTIL DIST NO 15 ULTD TAX BDS …
3.0%
Aug 1, 2032
$350,000
—
May 20, 2026
970554EW7
WILLIAMSON CNTY TEX MUN UTIL DIST NO 15 ULTD TAX BDS …
2.5%
Aug 1, 2032
$500,000
—
May 20, 2026
970554GY1
WILLIAMSON CNTY TEX MUN UTIL DIST NO 15 UNLTD TAX BDS…
3.375%
Aug 1, 2032
$150,000
—
May 20, 2026
970554DV0
WILLIAMSON CNTY TEX MUN UTIL DIST NO 15 ULTD TAX BDS …
3.5%
Aug 1, 2032
$360,000
—
May 20, 2026
970554CU3
WILLIAMSON CNTY TEX MUN UTIL DIST NO 15 ULTD TAX BDS …
4.2%
Aug 1, 2032
$195,000
—
—
970554KR1
WILLIAMSON CNTY TEX MUN UTIL DIST NO 15 UNLTD TAX REF…
2.0%
Aug 1, 2032
$415,000
—
Aug. 1, 2026
970554EX5
WILLIAMSON CNTY TEX MUN UTIL DIST NO 15 ULTD TAX BDS …
2.5%
Aug 1, 2033
$500,000
—
May 21, 2026
970554CV1
WILLIAMSON CNTY TEX MUN UTIL DIST NO 15 ULTD TAX BDS …
4.25%
Aug 1, 2033
$205,000
—
—
970554JA0
WILLIAMSON CNTY TEX MUN UTIL DIST NO 15 UNLTD TAX PAR…
4.0%
Aug 1, 2033
$150,000
—
May 20, 2026
970554KA8
WILLIAMSON CNTY TEX MUN UTIL DIST NO 15 UNLTD TAX REF…
2.0%
Aug 1, 2033
$300,000
—
May 21, 2026
970554BV2
WILLIAMSON CNTY TEX MUN UTIL DIST NO 15 ULTD TAX BDS …
4.65%
Aug 1, 2033
$205,000
—
—
970554FY2
WILLIAMSON CNTY TEX MUN UTIL DIST NO 15 ULTD TAX BDS …
3.125%
Aug 1, 2033
$350,000
—
May 20, 2026
970554HA2
WILLIAMSON CNTY TEX MUN UTIL DIST NO 15 UNLTD TAX BDS…
3.5%
Aug 1, 2034
$150,000
—
May 20, 2026
970554EY3
WILLIAMSON CNTY TEX MUN UTIL DIST NO 15 ULTD TAX BDS …
2.5%
Aug 1, 2034
$500,000
—
May 20, 2026
970554DX6
WILLIAMSON CNTY TEX MUN UTIL DIST NO 15 ULTD TAX BDS …
3.625%
Aug 1, 2034
$360,000
—
May 21, 2026
970554KS9
WILLIAMSON CNTY TEX MUN UTIL DIST NO 15 UNLTD TAX REF…
2.0%
Aug 1, 2034
$435,000
—
Aug. 1, 2026
970554FZ9
WILLIAMSON CNTY TEX MUN UTIL DIST NO 15 ULTD TAX BDS …
3.25%
Aug 1, 2034
$350,000
—
May 20, 2026
970554GA3
WILLIAMSON CNTY TEX MUN UTIL DIST NO 15 ULTD TAX BDS …
3.25%
Aug 1, 2035
$350,000
—
May 20, 2026
970554KC4
WILLIAMSON CNTY TEX MUN UTIL DIST NO 15 UNLTD TAX REF…
2.0%
Aug 1, 2035
$325,000
—
May 20, 2026
970554CX7
WILLIAMSON CNTY TEX MUN UTIL DIST NO 15 ULTD TAX BDS …
4.4%
Aug 1, 2035
$440,000
—
—
970554KT7
WILLIAMSON CNTY TEX MUN UTIL DIST NO 15 UNLTD TAX REF…
2.0%
Aug 1, 2036
$460,000
—
Aug. 1, 2026
970554FA4
WILLIAMSON CNTY TEX MUN UTIL DIST NO 15 ULTD TAX BDS …
2.75%
Aug 1, 2036
$1,000,000
—
May 20, 2026
970554JD4
WILLIAMSON CNTY TEX MUN UTIL DIST NO 15 UNLTD TAX PAR…
4.0%
Aug 1, 2036
$225,000
—
May 20, 2026
970554DZ1
WILLIAMSON CNTY TEX MUN UTIL DIST NO 15 ULTD TAX BDS …
3.75%
Aug 1, 2036
$360,000
—
May 20, 2026
970554HC8
WILLIAMSON CNTY TEX MUN UTIL DIST NO 15 UNLTD TAX BDS…
3.5%
Aug 1, 2036
$150,000
—
May 21, 2026
970554GB1
WILLIAMSON CNTY TEX MUN UTIL DIST NO 15 ULTD TAX BDS …
3.25%
Aug 1, 2036
$350,000
—
May 20, 2026
970554GC9
WILLIAMSON CNTY TEX MUN UTIL DIST NO 15 ULTD TAX BDS …
3.375%
Aug 1, 2037
$350,000
—
May 21, 2026
970554KE0
WILLIAMSON CNTY TEX MUN UTIL DIST NO 15 UNLTD TAX REF…
2.0%
Aug 1, 2037
$345,000
—
May 21, 2026
970554JF9
WILLIAMSON CNTY TEX MUN UTIL DIST NO 15 UNLTD TAX PAR…
4.0%
Aug 1, 2038
$150,000
—
May 21, 2026
970554FC0
WILLIAMSON CNTY TEX MUN UTIL DIST NO 15 ULTD TAX BDS …
3.0%
Aug 1, 2038
$1,000,000
—
May 21, 2026
970554EB3
WILLIAMSON CNTY TEX MUN UTIL DIST NO 15 ULTD TAX BDS …
4.0%
Aug 1, 2038
$360,000
—
May 20, 2026
970554KU4
WILLIAMSON CNTY TEX MUN UTIL DIST NO 15 UNLTD TAX REF…
2.125%
Aug 1, 2038
$495,000
—
Aug. 1, 2026
970554HE4
WILLIAMSON CNTY TEX MUN UTIL DIST NO 15 UNLTD TAX BDS…
3.625%
Aug 1, 2038
$150,000
—
May 20, 2026
970554BA8
WILLIAMSON CNTY TEX MUN UTIL DIST NO 15 UNLTD TAX BDS…
4.0%
Aug 1, 2038
$525,000
—
—
970554KG5
WILLIAMSON CNTY TEX MUN UTIL DIST NO 15 UNLTD TAX REF…
2.125%
Aug 1, 2039
$260,000
—
May 20, 2026
970554CB5
WILLIAMSON CNTY TEX MUN UTIL DIST NO 15 ULTD TAX BDS …
5.0%
Aug 1, 2039
$525,000
—
—
970554GF2
WILLIAMSON CNTY TEX MUN UTIL DIST NO 15 ULTD TAX BDS …
3.375%
Aug 1, 2040
$1,050,000
—
May 21, 2026
970554FE6
WILLIAMSON CNTY TEX MUN UTIL DIST NO 15 ULTD TAX BDS …
3.0%
Aug 1, 2040
$1,300,000
—
May 20, 2026
970554KV2
WILLIAMSON CNTY TEX MUN UTIL DIST NO 15 UNLTD TAX REF…
2.125%
Aug 1, 2040
$520,000
—
Aug. 1, 2026
970554JH5
WILLIAMSON CNTY TEX MUN UTIL DIST NO 15 UNLTD TAX PAR…
4.0%
Aug 1, 2040
$175,000
—
May 20, 2026
970554HG9
WILLIAMSON CNTY TEX MUN UTIL DIST NO 15 UNLTD TAX BDS…
3.625%
Aug 1, 2040
$150,000
—
May 20, 2026
970554DC2
WILLIAMSON CNTY TEX MUN UTIL DIST NO 15 ULTD TAX BDS …
4.5%
Aug 1, 2040
$1,335,000
—
—
970554JJ1
WILLIAMSON CNTY TEX MUN UTIL DIST NO 15 UNLTD TAX PAR…
4.0%
Aug 1, 2041
$125,000
—
May 20, 2026
970554EE7
WILLIAMSON CNTY TEX MUN UTIL DIST NO 15 ULTD TAX BDS …
4.0%
Aug 1, 2041
$570,000
—
May 17, 2026
970554JK8
WILLIAMSON CNTY TEX MUN UTIL DIST NO 15 UNLTD TAX PAR…
4.0%
Aug 1, 2042
$150,000
—
May 20, 2026
970554FG1
WILLIAMSON CNTY TEX MUN UTIL DIST NO 15 ULTD TAX BDS …
3.0%
Aug 1, 2042
$2,000,000
—
May 21, 2026
970554JL6
WILLIAMSON CNTY TEX MUN UTIL DIST NO 15 UNLTD TAX PAR…
4.0%
Aug 1, 2043
$200,000
—
May 20, 2026
970554GJ4
WILLIAMSON CNTY TEX MUN UTIL DIST NO 15 ULTD TAX BDS …
3.5%
Aug 1, 2043
$1,050,000
—
May 20, 2026
970554HK0
WILLIAMSON CNTY TEX MUN UTIL DIST NO 15 UNLTD TAX BDS…
3.75%
Aug 1, 2043
$525,000
—
May 21, 2026
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 10970554EV988.934.82%50,000Customer Sold
Sep 10970554EV989.344.72%50,000Inter-Dealer Trade
Sep 10970554EV989.434.70%50,000Customer Bought
Sep 9970554EW786.705.15%10,000Customer Sold
Sep 9970554EW787.454.98%10,000Inter-Dealer Trade
Aug 25970554ET496.043.56%10,000Inter-Dealer Trade
Aug 25970554ET495.973.59%10,000Customer Sold
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.
Annual financial filings posted to the MSRB’s EMMA, newest first — a reporting-cadence signal. Click a year to open the filing.
5 continuing-disclosure filings compiled
Latest filing within the past year · latest posting 2026-03-16
Counts what BondGov has compiled from the MSRB’s EMMA — a coverage fact, not a compliance rating or a days-late claim. Contact routes show as on file only; the address itself is never published here. Verify on EMMA ↗
Standing
as of Sep 14, 2026
What the public record shows about this issuer’s disclosure practice. Compiled from the MSRB’s EMMA and from award letters governments record themselves. MuniPro confers no credential and issues no rating.
Credentials on record
Conferred by GFOA, recorded from the award letter. Never inferred.
Certificate of Achievement for Excellence in Financial Reporting
No receipt on file
Distinguished Budget Presentation Award
No receipt on file
Popular Annual Financial Reporting Award
No receipt on file
Nothing recorded here means nothing has been recorded — not that an award was withheld.
Dated obligations
Filings a law or contract puts a date on.
Not measured
MuniPro does not hold this issuer’s own continuing-disclosure undertaking date, so no filing is called late here. Why →
Record quality
Disclosure practice — not an assessment of creditworthiness.
Annual reporting compiled
2 of 3
2 of 3 reporting years (2023–2025) have an annual financial filing compiled from the MSRB’s EMMA. The denominator is MuniPro’s 3-year reading window — it is NOT a filing obligation, and a missing year here means no filing was compiled, not that one was owed and skipped.
Record freshness
Within the past year
The newest continuing-disclosure filing MuniPro has compiled for this issuer was posted 182 days ago. This is the age of the public record — it is not a lateness claim, because MuniPro does not hold the date this issuer’s undertaking sets.
Filing timeliness
Not measured
Timeliness needs the date this issuer’s own continuing-disclosure undertaking sets. MuniPro does not hold it, and will not substitute a generic interval.
Standing describes disclosure practice — not an assessment of creditworthiness. It is not a rating, a rank against other governments, or a MuniPro credential.
See the full computation →
Frequently asked questions
Outstanding securities, official statements, and continuing-disclosure filings are compiled from the MSRB’s EMMA system and other public records. This profile is auto-compiled and has not yet been claimed by the issuer.
No. BondGov aggregates public information for transparency. Nothing here is an offer, solicitation, or recommendation. Consult the official statement and your own advisors before investing.