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    254 Park Avenue South

    254 Park Avenue South is a Yield-Oriented asset that excels at generating rental velocity but fails to generate capital appreciation. Post-sponsor data confirms that while the building commands strong nominal rents ($100+ PSF) on its dominant studio/1-bedroom inventory, resale values have effectively flatlined for a decade. Buyers from 2015 are frequently exiting at a loss or break-even in 2023–2025. The asset is best utilized as a defensive rental hold; expectations of equity growth should be set to zero.
    Tony InJe Yeo's avatar
    Tony InJe Yeo
    Mar 18, 2026
    254 Park Avenue South
    Contents
    1. BUILDING OVERVIEW (ANALYST FRAMING)2. UNIT MIX & COMPOSITION3. LINE (STACK) PERFORMANCE — RESALE ONLY4. RENT CAPTURE ANALYSIS5. B³ SCORING SYSTEM (0–100)6. COMPOSITE SCORE & CLASSIFICATION7. TRANSACTION EXAMPLES8. RISKS & RED FLAGS9. EXECUTIVE SUMMARYB³ SCORECARD

    1. BUILDING OVERVIEW (ANALYST FRAMING)

    • Building Type: Condo Conversion (Vintage: 2008 Conversion / 1913 Construction)

    • Scale: 13 Floors, 123 Units

    • Classification: Yield-Oriented (Secondary: Defensive)

    • Sponsor Normalization Disclosure:

      • Transactions Reclassified: Approximately 35–40 transactions between 2009–2011 were identified as sponsor-driven (DOM < 30 days or "No Listing").

      • Impact: Early pricing baselines ($1,000–$1,200 PPSF) appear artificially consistent. Excluding these reveals that true resale liquidity is highly volatile, with frequent "No Listing" off-market trades distorting perceived velocity.

    Analyst Framing: 254 Park Avenue South functions primarily as a high-velocity rental engine rather than an equity compounder. Post-sponsor appreciation is statistically negligible for the majority of the building, with numerous resale pairs showing flat or negative returns over 5–8 year holds. The asset captures tenants efficiently (studios/1-beds) but fails to capture capital growth against the NYXRCSA benchmark.


    2. UNIT MIX & COMPOSITION

    Analysis inferred from transaction history.

    Unit Type

    Lines (Inferred)

    % of Activity

    Role in Portfolio

    Studio

    G, H, J, K, M

    ~40%

    Volume Driver. High turnover, rental-heavy.

    1-Bedroom

    B, C, L, N, P

    ~40%

    Liquidity Core. The most traded product.

    2-Bedroom

    A, D, KL (Combined)

    ~20%

    Volatility Trap. Slower absorption, highest capital risk.

    Impact: The building is dominated by transient inventory (studios/1-beds). This "dorm-style" mix supports rental yield density but suppresses the scarcity required for capital appreciation in the larger units.


    3. LINE (STACK) PERFORMANCE — RESALE ONLY

    A. Liquidity (Ranked Fastest $\to$ Slowest)

    1. Studios (G/M Lines): Median DOM ~30–45 days. High churn.

    2. 1-Bedrooms (C/N Lines): Median DOM ~50–70 days.

    3. 2-Bedrooms (A/D Lines): Median DOM 90+ days (e.g., Unit 3A: 132 days; Unit 4D: 251 days historically).

    B. Appreciation (Compound Growth)

    • Benchmark Context: NYXRCSA Index rose from ~220 (2012) to ~330 (2025), a +50% market move.

    • 254 PAS Performance:

      • Studios/1-Beds: 2–3% CAGR (tracking inflation, lagging market).

      • 2-Bedrooms: 0% to <1% CAGR. Multiple instances of negative real returns.


    4. RENT CAPTURE ANALYSIS

    MANDATORY: Effective Annual Rent Calculation Note: High rental DOM in specific periods erodes nominal gains.

    A. Rent Capture by Line

    • 1-Bedroom (e.g., Unit 4C, 2023/2024)

      • Achieved Rent: ~$8,500 – $9,500

      • Rent/SF: ~$150 PSF (Nominal High)

      • Avg Rental DOM: ~50 days

      • Efficiency: Moderate Leakage.

      • Calculation: $8,500 $\times$ (315 $\div$ 365) = $7,335 Effective Monthly Rent.

    • 2-Bedroom (e.g., Unit 7B, 2021 - Example of Risk)

      • Achieved Rent: $4,995 (COVID low, but illustrative of drag)

      • Avg Rental DOM: 268 days

      • Efficiency: Failure.

      • Calculation: $4,995 $\times$ (97 $\div$ 365) = $1,327 Effective Monthly Rent.

      • Insight: While extreme, this highlights the risk of holding out for price in this building.

    • Current Regime (2025):

      • Unit 6A (1 Bed): $5,000 rent. 54 DOM.

      • Efficiency improves in current market, but DOM remains the primary cost center.


    5. B³ SCORING SYSTEM (0–100)

    A. Liquidity Score: 62

    • Speed: Studios move fast; larger units drag the average down.

    • Consistency: High volume of transactions, but high dispersion in DOM (0 days to 200+ days).

    • Depth: Deep market for rentals, shallow for resale profit.

    B. Rent Capture Score: 74

    • Rent Efficiency: High PPSF on rentals (often >$100/SF), but DOM friction (~40-50 days avg) prevents a higher score.

    • Stability: Strong demand due to location (Flatiron/Park Ave S), ensuring occupancy eventually.

    C. Appreciation Score: 28

    • Magnitude: Failure. 0–1% CAGR for many units during a bull market.

    • Durability: Proven inability to protect capital against inflation over medium-term holds (5-8 years).


    6. COMPOSITE SCORE & CLASSIFICATION

    Composite Score: (62 $\times$ 0.35) + (74 $\times$ 0.30) + (28 $\times$ 0.35) 21.7 + 22.2 + 9.8 = 53.7

    Category: Yield-Oriented (Leaning Distressed on Equity) Note: The building scores decently on rent and liquidity but fails chemically on appreciation. It is a "Cash Flow only" asset.


    7. TRANSACTION EXAMPLES

    Drivers: 1) Market regime timing, 3) Liquidity shift, 4) Unit mix imbalance.

    Resale Appreciation (Modest / Long Hold Required)

    1. Unit 7D (2 Bed):

      • Buy: $1.80M (Jun 10, Sponsor-linked) $\to$ Sell: $2.90M (Aug 22).

      • Hold: 12 years. Total: +61%. CAGR: ~4.0%.

      • Driver: Market regime timing (Entry at market bottom).

    2. Unit 4K (Studio/1 Bed):

      • Buy: $1.10M (Aug 15) $\to$ Sell: $1.35M (Jun 22).

      • Hold: 7 years. Total: +22%. CAGR: ~2.9%.

      • Driver: Line-level premium persistence.

    Resale Stagnation / Depreciation (The Norm)

    1. Unit 4N (1 Bed):

      • Buy: $970K (Feb 15) $\to$ Sell: $960K (Sep 23).

      • Hold: 8.5 years. Total: -1.0% Loss.

      • Driver: Market regime timing (Bought peak, sold recovery).

    2. Unit 6A (1 Bed):

      • Buy: $1.475M (Apr 16) $\to$ Sell: $1.475M (Jun 18).

      • Hold: 2 years. Total: 0% Flat.

      • Driver: Liquidity shift (Inability to capture short-term gains).

    3. Unit 3A (2 Bed):

      • Buy: $1.68M (Dec 12) $\to$ Sell: $1.775M (Feb 21).

      • Hold: 9 years. Total: +5.6%. CAGR: 0.6%.

      • Context: Market rose ~40% in this period. Unit underperformed massively.

      • Driver: Unit size/mix imbalance (Larger units do not compound here).

    4. Unit 9A (2 Bed):

      • Buy: $1.71M (Jun 12, est from history) $\to$ Sell: $1.80M (May 25 - Pending/Recent).

      • Hold: ~13 years. Total: +5%. CAGR: <0.5%.

      • Driver: Line-level premium persistence (Lack thereof).


    8. RISKS & RED FLAGS

    • The "Peak 2015" Overhang: Units purchased between 2014–2016 are consistently reselling at flat or negative numbers today.

    • Vacancy Drag: Rental DOMs frequently spike to 40–70 days. Owners budgeting for 0% vacancy will miss yield targets.

    • No "Step-Up" Value: The 2-bedroom units (A/D lines) do not command the premium over 1-bedrooms that is typical in this neighborhood; they are valued merely as "two 1-bedrooms combined" rather than luxury homes.


    9. EXECUTIVE SUMMARY

    254 Park Avenue South is a Yield-Oriented asset that excels at generating rental velocity but fails to generate capital appreciation. Post-sponsor data confirms that while the building commands strong nominal rents ($100+ PSF) on its dominant studio/1-bedroom inventory, resale values have effectively flatlined for a decade. Buyers from 2015 are frequently exiting at a loss or break-even in 2023–2025. The asset is best utilized as a defensive rental hold; expectations of equity growth should be set to zero.


    B³ SCORECARD

    Metric

    Score

    Notes

    Liquidity

    62

    High velocity in small units; congestion in large units.

    Rent Capture

    74

    Strong face rents diluted by frequent turnover vacancy.

    Appreciation

    28

    Critical Weakness. Flat/Negative returns common.

    Composite

    53.7

    Yield-Oriented

    Unit Mix Summary:

    • Core Inventory: Studio & 1-Bedroom heavy (~80% of activity).

    • Opportunity: Rental cash flow on Lines C, N, P.

    • Avoid: Capital appreciation plays on Lines A, D (2-Beds).

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